Tehran University of Medical Sciences
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Mohammad reza Ay
Contact Information
http://tums.ac.ir/faculties/mohammadreza_ay
Tel: 09125789765
Address: Department of Medical Physics and Biomedical Engineering, Tehran University of Medical Sciences
Academic Rank
Professor
School
Medicine
Biophisics
About
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CV last edited on: 2015/10/11
1.
Electronic Engineering, Shiraz University School Of Engineering , Shiraz, Iran , 1990-1995
B.Sc
Electronic Engineering, Shiraz University School Of Engineering , Shiraz, Iran , 1990-1995
2.
Medical Radiation, Tehran Polytechnic University, Tehran, Iran, 1996-1998
Medical Radiation, Tehran Polytechnic University, Tehran, Iran, 1996-1998
3.
Medical Radiation, Tehran Polytechnic University, Tehran, Iran, 1999-2004
Ph.D
Medical Radiation, Tehran Polytechnic University, Tehran, Iran, 1999-2004
4.
Medical Physics , Geneva University, Geneva, Switzerland, 2003-2006
Ph.D
Medical Physics , Geneva University, Geneva, Switzerland, 2003-2006
1.
Speaking: Good, Reading: Good, Writing: Good
English
Speaking: Good, Reading: Good, Writing: Good
2.
Speaking: Native, Reading: Native, Writing: Native
Persian
Speaking: Native, Reading: Native, Writing: Native
1.
1996 ,
Achieving second position in admission exam entering M.S. degree program in IRAN, i.e. 2st among 7500 participants
1996 ,
2.
1997 ,
Tehran Polytechnic University, Iran, Named as Top student among Nuclear Engineering M.S. students
1997 ,
3.
1998 ,
Tehran Polytechnic University, Iran, Achieving first position in admission exam entering PhD program in Polytechnic University
1998 ,
4.
2003,
Geneva University, Switzerland, Achieving the Swiss National Science Foundation grant SNSF 3152A0-102143 for PhD program in Geneva University
2003,
5.
2006 ,
The recipient of a 2006 Young Investigator Award, 12th Razi International Festival in Medical Sciences , Tehran, December 12, 2006
2006 ,
6.
2006 ,
The recipient of a 2006 IEEE MIC Trainee Award, IEEE Nuclear Science Symposium and Medical Imaging Conference, San Diego, California, October 29 –November 4, 2006
2006 ,
7.
2008 ,
International Union Against Cancer, The recipient of the ICRETT Transfer Technology Grant No. ICR/07/160 / 2007
2008 ,
8.
2008,
Foundation of National Genius, The recipient of Research Grant for young Investigator
2008,
Scientific Position
1.
PET Instrumentation & Neuroimaging Laboratory, Geneva UniversityHospital, Geneva, Switzerland , 2004-present
Assistant Researcher
PET Instrumentation & Neuroimaging Laboratory, Geneva UniversityHospital, Geneva, Switzerland , 2004-present
2.
Collaboration with radiotherapy department, Geneva University Hospital, Geneva, Switzerland , 2005-2006
Medical Image Fusion expert
Collaboration with radiotherapy department, Geneva University Hospital, Geneva, Switzerland , 2005-2006
3.
1997-1999
CT scanner group service senior engineer
1997-1999
4.
Scientific Reviewer, Computer Methods and Programs in Biomedicine
5.
Scientific Reviewer, Physics in medicine and Biology
1.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2006
Development of an x-ray spectra database in mammographic energy range using all computational models
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2006
2.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2006
Development of an x-ray spectra database in diagnostic radiology energy range using all computational models
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2006
3.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2006
Automatic segmentation of oral contrast agent in CT images: Application in CT-based attenuation correction
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2006
4.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2007
Improvement of image quality and patient’s dose reduction in 64 slice CT scanner by optimization of x-ray spectra filtration usi
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2007
5.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2007
Comparative assessment of different energy mapping methods for generation of attenuation map at 511 keV from CT images in hybrid
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2007
6.
Status: Completed, Sponser: Tehran University of Medical sciences, 2007
Calculation of scattered radiation profile in 64 slice CT scanners using MonteCarlo simulation and experimental measurement
Status: Completed, Sponser: Tehran University of Medical sciences, 2007
7.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2008
Evaluation of Time of Flight benefits for fully 3D PET using Monte Carlo simulation
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2008
8.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2008
The influence of patient miscentering on patient dose and image noise in computed tomography
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2008
9.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2008
Designing and Implementation of Hardware and Software for Accurate Measurement of Contrast and Resolution of Images in Spiral CT
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2008
10.
Status: Completed, Sponser: Tehran University of Medical Sciences, 2008
Design, development and implementation of a clinical QCT system using CT scan images with DICOM format
Status: Completed, Sponser: Tehran University of Medical Sciences, 2008
11.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
Quantification of CT-based Attenuation Correction Metalic Artifacts in Whole Body PET/CT Imaging in the Presence of Cardiac Stim
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
12.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
Reduction of Dental Filling Artifact in CT-Based Attenuation Correction in Hybrid PET/CT Imaging
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
13.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
Quantification of Parallax and Inter-Crystal Scattering in Commercial PET Systems for Improving Spatial Resolution and Enhancin
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
14.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
Feasibility study on using single energy CT image for the purpose of dual energy mapping technique with minimum patient dose for
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2009
15.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2010
Quantification of Metalic Leads Artifact from Estimulator Cardiac Devices in Cardiac Perfusion and Viability PET/CT Imaging and
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2010
16.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2010
Coronary calcium score scan-based attenuation correction in cardiovascular PET imaging
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2010
17.
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2010
Quantification of Artifcat arising from Misalignment between PET and CT Images in Myocardium PET/CT Imaging Using Experimental M
Status: Completed, Sponser: Research Center for Science and Technology in Medicine, 2010
18.
Status: Completed, Main Partners: M.R. Ay et al,
Implementation of an X-ray Spectra Database in Mammography Energy Range Based on all computational Models
Status: Completed, Main Partners: M.R. Ay et al,
19.
Status: Completed, Main Partners: M.R. Ay et al,
Implementation of an X-ray Spectra Database in Diagnostic Radiology Energy Range Based on all computational Models
Status: Completed, Main Partners: M.R. Ay et al,
Advisor/Consulter
1.
Evaluation of the Accuracy of 3D MRI-based Polymer Gel Dosimetry (MRPD-3D) on Srereotactic Radiosurgery (SRS) Using Monte Carlo
,
Ph.D, 2006 2.
Monte Carlo investigation of Time-of-Flight benefits for fully 3D PET
,
2006 3.
Monte Carlo modeling and performance prediction of slit-slat collimator in low energy SPECT imaging using GATE
,
2006 4.
Evaluation of Scatter and Septal Penetration Components in LEGP and HEGP Collimator Using Monte Carlo Simulation
,
2006 5.
Monte Carlo assessment of the impact of inter crystal scattering on PET scanner's PSF as a function of crystal size and materi
,
2006 6.
Improvement of image quality and patient’s dose reduction in 64 slice CT scanner by optimization of x-ray spectra filtration usi
,
2007 7.
Calculation of scatter profile in 64 slice CT scanners using experimental measurement and Monte Carlo simulation
,
2007 8.
Targeted radiation treatment using Monte Carlo simulation
,
2007 9.
Optimization of dedicated gamma camera for high performance breast tumor imaging using Monte Carlo simulation
,
Ph.D, 2007 10.
Comparative assessment of different energy mapping methods for generation of attenuation map at 511 keV from CT images in hybrid
,
2007 11.
Reduction of Dental Filling Artifact in CT-Based Attenuation Correction of PET Images
,
2008 12.
Monte Carlo Assessment of photonutron contamination in Medical linear Accelerators
,
Ph.D, 2008 13.
CTDI Measurement using gel dosimetry in 64 slice CT scanner
,
2008 14.
Monte Carlo assessment of the Influence of X-Ray Anode Surface Roughness on X-ray Spectra
,
2008 15.
Dual Energy CT Imaging: Application in CT Based Attenuation Correction in PET
,
2008 16.
Noise Reduction on Ultra Low Dose CT images
,
2008 17.
Monte Carlo Modeling of RRPET Using GATE
,
2008 18.
Monte Carlo Characterization of Scattered Radiation in 64 Volumetric CT Using GATE
,
2008 19.
A Novel Approach for Implementation of Dual Energy Mapping Technique in CT-Based Attenuation Correction Using Single kVP Imaging
,
2008 20.
Quantification of Respiratory Induced Artifact in CT- Based Attenuation Correction of PET Data Using NCAT Phantom and Analytic M
,
2009 21.
Modeling and optimization of detection system in multiple head small animal PET scanner using Monte Carlo method
,
2009 22.
Design and Performance Evaluation of Small Animal Gamma Camera Detection System Based on Pixelated Crystal Using Monte Carlo Sim
,
2009 23.
Improving the Accuracy of Energy mapping algorithm in CT-Based Attenuation Correction of PET data Using Energy Sensitive CT
,
Ph.D, 2010 24.
Reduction of Respiratory Induced Artifact in PET/CT Imaging Using Virtual Average CT
,
Ph.D, 2010 25.
Generation of attenuation map for hybrid PET/MRI systems using MRI image segmentation of torso based on bones morphology
,
Ph.D, 2010 26.
Quantification of the influence of resiratory and cardiac motion induced mis alignment between CT and PET data of diagnosis accu
,
2010 English
1.
English, Publisher: Andishe Rafi Publisher: Tehran, Iran, 2003, OriginalAbstract :
Comprehensive book on Radiology, Nuclear Medicine and Therapy Systems
English, Publisher: Andishe Rafi Publisher: Tehran, Iran, 2003, OriginalAbstract :
M.R. Ay, "Cyclotrons in nuclear medicine" pp. 1742-1756
J. Shokohi, A.A. Ameri, and H.R. Sagha, Editors
2.
English, Publisher: Andishe Rafi Publisher: Tehran, Iran, 2003, OriginalAbstract :
Comprehensive book on Radiology, Nuclear Medicine and Therapy Systems
English, Publisher: Andishe Rafi Publisher: Tehran, Iran, 2003, OriginalAbstract :
M.R. Ay, "Introduction to PET and PET/CT systems" pp. 1757-1781
J. Shokohi, A.A. Ameri, and H.R. Sagha, Editors
3.
Authors:
English, Publisher: American Scientific Publishers: Valencia, CA, 2006, OriginalAbstract :
Emerging Technologies in Breast Imaging and Mammography
Authors:
English, Publisher: American Scientific Publishers: Valencia, CA, 2006, OriginalAbstract :
M.R. Ayand H. Zaidi, "Analytical and Monte Carlo modeling of x-ray spectra in mammography ISBN: 1-58883-090-X, 2006, pp 25-44.",
J.S. Suri, R.M. Rangayyan, and S. Laxminarayan, Editors
Papers
English
1.
Authors: A. Mehranian, H. Salighe Rad, A. Rahmim, M. R. Ay and H. Zaidi
Magnetic Resonance Imaging, Vol.in press, Year. 2013,
Smoothly Clipped Absolute Deviation (SCAD) Regularization for Compressed Sensing MRI Using an Augmented Lagrangian Scheme
Authors: A. Mehranian, H. Salighe Rad, A. Rahmim, M. R. Ay and H. Zaidi
Magnetic Resonance Imaging, Vol.in press, Year. 2013,
2.
Authors: P. Geramifar, M. Shamsaie Zafarghandi, P. Ghafarian, A. Rahmim and M. R. Ay
Molecular Imaging & Biology, Vol.in press, Year. 2013,
Respiratory-Induced Errors in Tumor Quantification and Delineation in CT Attenuation Corrected PET Images: Effects of Tumor Size, Tumor Location and Respiratory Trace - A Simulation Study Using the 4D XCAT Phantom
Authors: P. Geramifar, M. Shamsaie Zafarghandi, P. Ghafarian, A. Rahmim and M. R. Ay
Molecular Imaging & Biology, Vol.in press, Year. 2013,
3.
Authors: A. Mehranian, M. R. Ay, A. Rahmim and H. Zaidi
" IEEE Trans Med Imaging, Vol.in press, Year. 2013,
X-ray CT metal artifact reduction using wavelet domain L0 sparse regularization
Authors: A. Mehranian, M. R. Ay, A. Rahmim and H. Zaidi
" IEEE Trans Med Imaging, Vol.in press, Year. 2013,
4.
Authors: A. Akbarzadeh, D. Gutierrez, A. Baskin, M. R. Ay, A. Ahmadian, N. Riahi Alam, K. Lövblad and H. Zaidi
J Appl Clin Med Phys,, Vol.in press, Year. 2013,
Evaluation of whole-body MR to CT deformable image registration
Authors: A. Akbarzadeh, D. Gutierrez, A. Baskin, M. R. Ay, A. Ahmadian, N. Riahi Alam, K. Lövblad and H. Zaidi
J Appl Clin Med Phys,, Vol.in press, Year. 2013,
5.
Authors: A. Mehranian, A. Rahmim , M. R. Ay, F. Kotasidis and H. Zaidi
Medical Physics , Vol.40, No.5, Year. 2013, Page:052503-14,
An ordered-subsets proximal preconditioned gradient algorithm for edge-preserving PET image reconstruction
Authors: A. Mehranian, A. Rahmim , M. R. Ay, F. Kotasidis and H. Zaidi
Medical Physics , Vol.40, No.5, Year. 2013, Page:052503-14,
6.
Authors: A. Akbarzadeh, M. R. Ay, A. Ahmadian, N. Riahi Alam and H. Zaidi
Annals of Nuclear Medicine, Vol.27, Year. 2013, Page:152-162,
MRI-guided attenuation correction in whole-body PET/MR: Assessment of the effect of bone attenuation
Authors: A. Akbarzadeh, M. R. Ay, A. Ahmadian, N. Riahi Alam and H. Zaidi
Annals of Nuclear Medicine, Vol.27, Year. 2013, Page:152-162,
7.
Authors: S. Vaezzadeh, M. Allahverdi, H. Nedaei, M. R. Ay, A. Shirazi and M. Yarahmadi
Medical Dosimetry , Vol.32, Year. 2013, Page:176-183,
EBT GHAFCROMIC film dosimetry in compensator-based intensity modulation radiation therapy
Authors: S. Vaezzadeh, M. Allahverdi, H. Nedaei, M. R. Ay, A. Shirazi and M. Yarahmadi
Medical Dosimetry , Vol.32, Year. 2013, Page:176-183,
8.
Authors: S. Sajedi, A. Kamali Asl, M. R. Ay, M.H. Farahani and A. Rahmim
Medical Engineers & Physics , Vol.35, No.6, Year. 2013, Page:754-764,
A novel non-linear recursive filter design for extracting high rate pulse features in nuclear medicine imaging and spectroscopy
Authors: S. Sajedi, A. Kamali Asl, M. R. Ay, M.H. Farahani and A. Rahmim
Medical Engineers & Physics , Vol.35, No.6, Year. 2013, Page:754-764,
9.
Authors: F. Kalantari, H. Rajabi, M. R. Ay, A. Fard Esfahani, M. Eftekhari, B. Fallahi, A. Emami Ardekani
Hellenic Journal of Nuclear Medicine, Vol.15, No.2, Year. 2012, Page:91-96,
The infuence of resolution recovery by using collimator detector response during 3D OSEM image reconstruction on 99mTc-ECD brain SPET images
Authors: F. Kalantari, H. Rajabi, M. R. Ay, A. Fard Esfahani, M. Eftekhari, B. Fallahi, A. Emami Ardekani
Hellenic Journal of Nuclear Medicine, Vol.15, No.2, Year. 2012, Page:91-96,
10.
Authors: P. Khateri, H. Saligeh Rad, A, Fathi and M.R. Ay
Nuclear. Instrumentation Methods in Physics Research A, Vol.720, No.21, Year. 2012, Page:133-136,
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Generation of attenuation map for MR-based attenuation correction of PET data in the head area employing 3D short echo time MR imaging
Authors: P. Khateri, H. Saligeh Rad, A, Fathi and M.R. Ay
Nuclear. Instrumentation Methods in Physics Research A, Vol.720, No.21, Year. 2012, Page:133-136,
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11.
Authors: M. R. Ay, A. Mehranian, A. Maleki, H. Ghadiri,P. Ghafarian and H. Zaidi
Phys Med , Vol.29, Year. 2013, Page:249-260,
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Experimental assessment of the influence of beam hardening filters on image quality and patient dose in volumetric 64-slice x-ray CT scanners
Authors: M. R. Ay, A. Mehranian, A. Maleki, H. Ghadiri,P. Ghafarian and H. Zaidi
Phys Med , Vol.29, Year. 2013, Page:249-260,
Download
12.
Authors: Ghazanfari, S. Sarkar, G. Loudos, M.R. Ay
Hellenic Journal of Nuclear Medicine, Vol.15, No.1, Year. 2012, Page:33-39,
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Quantitative assessment of the influence of crystal material and size on the performance of rotating dual head small animal PET scanners: Monte Carlo modeling
Authors: Ghazanfari, S. Sarkar, G. Loudos, M.R. Ay
Hellenic Journal of Nuclear Medicine, Vol.15, No.1, Year. 2012, Page:33-39,
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13.
Authors: B. Teimourian , M. R. Ay, M. Shamsaei-Zafarghandi, P. Ghafarian, H. Ghadiri and H. Zaidi
Med Phys , Vol.39, No.4, Year. 2012, Page:2078-2089,
A novel energy mapping approach for CT-based attenuation correction in PET
Authors: B. Teimourian , M. R. Ay, M. Shamsaei-Zafarghandi, P. Ghafarian, H. Ghadiri and H. Zaidi
Med Phys , Vol.39, No.4, Year. 2012, Page:2078-2089,
14.
Authors: M. Allahverdi, M. Zabih Zadeh, M.R. Ay, S.R. Mahdavi, M. Shahriari , A. Mesbahi and H. Alijanzadeh
Iranian Journal of Radiation Research, Vol.9, Year. 2011, Page:15-28,
Monte Carlo estimation of electron contamination in a 18MV clinical photon beam
Authors: M. Allahverdi, M. Zabih Zadeh, M.R. Ay, S.R. Mahdavi, M. Shahriari , A. Mesbahi and H. Alijanzadeh
Iranian Journal of Radiation Research, Vol.9, Year. 2011, Page:15-28,
15.
Authors: R. Prasad, M.R. Ay, O. Ratib and H. Zaidi
IEEE Trans Nuclear Sciences, Vol.58, Year. 2011, Page:66-75,
CT-based attenuation correction on the FLEX Triumph™ preclinical PET/CT scanner
Authors: R. Prasad, M.R. Ay, O. Ratib and H. Zaidi
IEEE Trans Nuclear Sciences, Vol.58, Year. 2011, Page:66-75,
16.
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Rahmim, T. Schindler, O. Ratib and H. Zaidi
European Journal of Nuclear Medicine and Molecular Imaging, Vol.38, No.2, Year. 2011, Page: 252-262,
Is Metal Artifact Reduction Mandatory in Cardiac PET/CT Imaging in the Presence of Pacemaker and Implantable Cardioverter Defibrillator leads?
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Rahmim, T. Schindler, O. Ratib and H. Zaidi
European Journal of Nuclear Medicine and Molecular Imaging, Vol.38, No.2, Year. 2011, Page: 252-262,
17.
Authors: N. Zaratkar, M.R. Ay, A Kamaliasl and H. Zaidi
Medical Physics, Vol.38, No.3, Year. 2011, Page:1217-1225,
Accurate Monte Carlo modeling and performance assessment of the X-PET™ subsystem of the FLEX Triumph™ preclinical PET/CT scanner
Authors: N. Zaratkar, M.R. Ay, A Kamaliasl and H. Zaidi
Medical Physics, Vol.38, No.3, Year. 2011, Page:1217-1225,
18.
Authors: H. Arabi, A Kamaliasl, M.R. Ay and H. Zaidi
Medical Physics, Vol.30, Year. 2011, Page:1389-1396,
Novel detector design for reducing inter-cell x-ray cross-talk in the variable resolution x-ray CT scanner: A Monte Carlo study
Authors: H. Arabi, A Kamaliasl, M.R. Ay and H. Zaidi
Medical Physics, Vol.30, Year. 2011, Page:1389-1396,
19.
Authors: M. R. Ay, M. Shirmohammad, S. Sarkar, A. Rahmim, H. Zaidi
Molecular Imaging & Biology, Vol.13, Year. 2011, Page:187-198,
Comparative assessment of energy-mapping approaches in CT-based attenuation correction for PET
Authors: M. R. Ay, M. Shirmohammad, S. Sarkar, A. Rahmim, H. Zaidi
Molecular Imaging & Biology, Vol.13, Year. 2011, Page:187-198,
20.
Authors: P. Geramifar, M.R. Ay, M. Shamsaie Zafarghandi, S. Sarkar, G. Loudos, A. Rahmim
Nuclear. Instrumentation Methods in Physics Research A, Vol.641, Year. 2011, Page:121-127,
Investigation of Time-of-Flight Benefits on the LYSO-Based PET/CT Scanner: A Monte Carlo Study Using GATE
Authors: P. Geramifar, M.R. Ay, M. Shamsaie Zafarghandi, S. Sarkar, G. Loudos, A. Rahmim
Nuclear. Instrumentation Methods in Physics Research A, Vol.641, Year. 2011, Page:121-127,
21.
Authors: M.R. Ay, A. Mehranian, M. Abdoli, P. Ghafarian and H. Zaidi
Molecular Imaging & Biology, Vol.13, Year. 2011, Page: 1077-1088,
Qualitative and quantitative assessment of metal artefacts arising from implantable cardiac pacing devices in oncological PET/CT studies: A phantom study
Authors: M.R. Ay, A. Mehranian, M. Abdoli, P. Ghafarian and H. Zaidi
Molecular Imaging & Biology, Vol.13, Year. 2011, Page: 1077-1088,
22.
Authors: F. Vedaei, A. Kamali asl, F. Kalantari, M. Ansari, M.R. Ay
Iranian Journal of Nuclear Medicine, Vol.19, Year. 2011, Page:52-59,
Assessment of the impact of applying attenuation correction on the accuracy of activity recovery in Tc99m-ECD brain SPECT of healthy subject using Statistical Parametric Mapping (SPM)
Authors: F. Vedaei, A. Kamali asl, F. Kalantari, M. Ansari, M.R. Ay
Iranian Journal of Nuclear Medicine, Vol.19, Year. 2011, Page:52-59,
23.
Authors: E. Saeedzadeh, S. Sarkar, A. Abbaspour Tehrani-Fard, M.R. Ay, H.R. Khosravi, G. Loudos
Radiation Protection Dosimetry, Year. 2011,
3D Calculation of Absorbed Dose for 131I Targeted Radiotherapy: A Monte Carlo Study
Authors: E. Saeedzadeh, S. Sarkar, A. Abbaspour Tehrani-Fard, M.R. Ay, H.R. Khosravi, G. Loudos
Radiation Protection Dosimetry, Year. 2011,
24.
Authors: M.A. Habibzadeh, M.R. Ay, A.R. Kamali Asl, H. Ghadiri and H. Zaidi H
Phys Med , Vol.37, Year. 2011,
Impact of miscentering on patient dose and image noise in x-ray CT imaging: Phantom and clinical studies
Authors: M.A. Habibzadeh, M.R. Ay, A.R. Kamali Asl, H. Ghadiri and H. Zaidi H
Phys Med , Vol.37, Year. 2011,
25.
Authors: N. Zeraatkar, M. R. Ay, P. Ghafarian, S. Sarkar, P. Geramifar, and A. Rahmim
Nuclear. Instrumentation Methods in Physics Research A, Vol.659, Year. 2011, Page:508-514,
Monte Carlo-based evaluation of inter-crystal scatter and penetration in the PET subsystem of three GE Discovery PET/CT scanners
Authors: N. Zeraatkar, M. R. Ay, P. Ghafarian, S. Sarkar, P. Geramifar, and A. Rahmim
Nuclear. Instrumentation Methods in Physics Research A, Vol.659, Year. 2011, Page:508-514,
26.
Authors: L. Karimi-Afshar, N. Riahi Alam, M.R.Ay, M. Allahverdi, T. Purfallah, H. Hashemi, A. Farahani, B. Efie, M. Bakhteiari
Iran J. Medical Physics , Vol.6, Year. 2010, Page:59-70,
Evaluation of MRI-based Polymer Gel Dosimetry for Measurement of CT Dose Index (CTDI) on 64 slices CT Scanners
Authors: L. Karimi-Afshar, N. Riahi Alam, M.R.Ay, M. Allahverdi, T. Purfallah, H. Hashemi, A. Farahani, B. Efie, M. Bakhteiari
Iran J. Medical Physics , Vol.6, Year. 2010, Page:59-70,
27.
Authors: A. Akbarzadeh, M.R.Ay ,H.Ghadiri, S.Sarkar
Iran J. Medical Physics , Vol.6, Year. 2010, Page:1-10,
Calculation Of Scattered Radiation Profile In 64 Slice CT Scanners Using Experimental Measurement
Authors: A. Akbarzadeh, M.R.Ay ,H.Ghadiri, S.Sarkar
Iran J. Medical Physics , Vol.6, Year. 2010, Page:1-10,
28.
Authors: A. Akbarzadeh, M.R.Ay ,H. Ghadiri, S.Sarkar
Biomedical Imaging and Intervention Journal, Vol.6, No.1, Year. 2010, Page:e3,
A new method for experimental characterization of scattered radiation in 64-slice CT scanner
Authors: A. Akbarzadeh, M.R.Ay ,H. Ghadiri, S.Sarkar
Biomedical Imaging and Intervention Journal, Vol.6, No.1, Year. 2010, Page:e3,
29.
Authors: M. Abdoli, M.R. Ay, A. Ahmadian and H. Zaidi
Nuclear Medicine Communication, Vol.31, Year. 2010, Page: 22-31,
A Virtual Sinogram Method to Reduce Dental Metallic Implant Artefacts in CT-based Attenuation Correction for PET
Authors: M. Abdoli, M.R. Ay, A. Ahmadian and H. Zaidi
Nuclear Medicine Communication, Vol.31, Year. 2010, Page: 22-31,
30.
Authors: A. Mehranian, M.R. Ay, N. Riahi and H. Zaidi
Medical Physics, Vol.37, Year. 2010, Page:742-752,
Quantifying the effect of anode surface roughness on diagnostic x-ray spectra using Monte Carlo simulation
Authors: A. Mehranian, M.R. Ay, N. Riahi and H. Zaidi
Medical Physics, Vol.37, Year. 2010, Page:742-752,
31.
Authors: A. Akbarzadeh, M. R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Physics Medicine and Biology, Vol.55, Year. 2010, Page:2269-2280,
Measurement of scattered radiation in a volumetric 64-slice CT scanner using three experimental techniques
Authors: A. Akbarzadeh, M. R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Physics Medicine and Biology, Vol.55, Year. 2010, Page:2269-2280,
32.
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, B. Fallahi, A. Rahmim, T. Schindler, O. Ratib and H. Zaidi
Nuclear Medicine Communication, Vol.31, No.9, Year. 2010, Page:780-787,
Coronary calcium score scan-based attenuation correction in cardiovascular PET imaging
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, B. Fallahi, A. Rahmim, T. Schindler, O. Ratib and H. Zaidi
Nuclear Medicine Communication, Vol.31, No.9, Year. 2010, Page:780-787,
33.
Authors: M. Rasouli, A. Takavar, M.R. Ay, S. Saber, and G. Loudos
Journal of Nuclear Medicine Technology, Vol.38, No.4, Year. 2010, Page:199-204,
Effects of Crystal Pixel Size and Collimator Geometry on the Performance of a Pixelated Crystal Gamma Camera Using Monte Carlo Simulation
Authors: M. Rasouli, A. Takavar, M.R. Ay, S. Saber, and G. Loudos
Journal of Nuclear Medicine Technology, Vol.38, No.4, Year. 2010, Page:199-204,
34.
Authors: M. Abdoli, M.R. Ay, A. Ahmadian, A. J. O. Dierckx and H. Zaidi
Medical Physics, Vol.37, No.12, Year. 2010, Page:6166-6177,
Reduction of dental filling metallic artefacts in CT-based attenuation correction of PET data using weighted virtual sinograms optimized by a genetic algorithm
Authors: M. Abdoli, M.R. Ay, A. Ahmadian, A. J. O. Dierckx and H. Zaidi
Medical Physics, Vol.37, No.12, Year. 2010, Page:6166-6177,
35.
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh and J.S. Ibbott
Applied Radiation and Isotopes, Vol.67, Year. 2009, Page:186-191,
Performance evaluation of MRI-based PAGAT polymer gel dosimeter in an inhomogeneous phantom using EGSnrc code on a co-60 machine
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh and J.S. Ibbott
Applied Radiation and Isotopes, Vol.67, Year. 2009, Page:186-191,
36.
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh
Journal of Physics: Conference Series , Vol.164, Year. 2009,
Evaluation of Dose Delivery Accuracy of Gamma Knife Using MRI Polymer Gel Dosimeter in an Inhomogeneous Phantom
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh
Journal of Physics: Conference Series , Vol.164, Year. 2009,
37.
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh
Iranian J. of Radiation Research, Vol.7, Year. 2009, Page:49-56,
Verifying the accuracy of dose distribution in Gamma Knife unit in presence of inhomogeneities using PAGAT polymer gel dosimeter and MC simulation
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh
Iranian J. of Radiation Research, Vol.7, Year. 2009, Page:49-56,
38.
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh
Medical Physics, Vol.36, Year. 2009, Page:3002-3012,
Differential Dose Volume Histograms of Gamma Knife in Presence of Inhomogeneities Using MRI- polymer Gel Dosimetry and MC Simulation
Authors: T. Allahverdi, M. Allahverdi, N. Riahi Alam, M.R. Ay, M. Zahmatkesh
Medical Physics, Vol.36, Year. 2009, Page:3002-3012,
39.
Authors: M. Zabih Zadeh, M.R. Ay, M. Allahverdi, A. Mesbahi, S.R. Mahdavi and M. Shahriari
Radiation Detection Dosimetry, Vol.135, Year. 2009, Page:21-32,
Monte Carlo Estimation of Photoneotrons Contamination from High Energy Medical Accelerator in Threatment Room and Maze: A Simplified Model
Authors: M. Zabih Zadeh, M.R. Ay, M. Allahverdi, A. Mesbahi, S.R. Mahdavi and M. Shahriari
Radiation Detection Dosimetry, Vol.135, Year. 2009, Page:21-32,
40.
Authors: P. Geramifar, M.R. Ay, M. Shamsaie Zafarghandi,G. Loudos, A. Rahmim
Iranian Journal of Nuclear Medicine, Vol.17, Year. 2009, Page:26-33,
Performance Comparison of Four Commercial GE Discovery PET/CT Scanners: A Monte Carlo Study Using GATE
Authors: P. Geramifar, M.R. Ay, M. Shamsaie Zafarghandi,G. Loudos, A. Rahmim
Iranian Journal of Nuclear Medicine, Vol.17, Year. 2009, Page:26-33,
41.
Authors: B. Teymoorian, M.R. Ay, M. Shamsaei Zafarghandi and H. Ghadiri
Iranian Journal of Nuclear Medicine, Vol.17, Year. 2009, Page:42-49,
A Novel Dual Energy CT-Based Attenuation Correction Method in PET/CT Systems: A Phantom Study
Authors: B. Teymoorian, M.R. Ay, M. Shamsaei Zafarghandi and H. Ghadiri
Iranian Journal of Nuclear Medicine, Vol.17, Year. 2009, Page:42-49,
42.
Authors: A. Ahmadian, M.R. Ay, J.H. Bidgoli, S. Sarkar and H. Zaidi
European Journal of Nuclear Medicine and Molecular Imaging, Vol.35, Year. 2008, Page:1812-1823,
Correction of oral contrast artefacts in CT-based attenuation correction of PET images using an automated segmentation algorithm
Authors: A. Ahmadian, M.R. Ay, J.H. Bidgoli, S. Sarkar and H. Zaidi
European Journal of Nuclear Medicine and Molecular Imaging, Vol.35, Year. 2008, Page:1812-1823,
43.
Authors: A. Rahmim, J. Tang, M. A. Lodge, S. Lashkari, M.R. Ay, R. Lautamaki, B. M. W. Tsui, and F. Bengel
Physics in Medicine and Biology, Vol.53, Year. 2008, Page:5947-5965,
Analytic System Matrix Resolution Modeling in PET: An Application to Rb-82 Myocardial Perfusion Imaging
Authors: A. Rahmim, J. Tang, M. A. Lodge, S. Lashkari, M.R. Ay, R. Lautamaki, B. M. W. Tsui, and F. Bengel
Physics in Medicine and Biology, Vol.53, Year. 2008, Page:5947-5965,
44.
Authors: S. Lashkari, S. Sarkar, M.R. Ay, R. Rahmim
Iran J. Medical Physics , Vol.21, Year. 2008, Page:67-76,
The Influence of Crystal Material on Intercrystal Scattering and the Parallax Effect in PET Block Detectors: A Monte Carlo Study
Authors: S. Lashkari, S. Sarkar, M.R. Ay, R. Rahmim
Iran J. Medical Physics , Vol.21, Year. 2008, Page:67-76,
45.
Authors: M. Shirmohammad, M.R. Ay, S. Sarkar and A. Rahmim
Iran J. Medical Physics , Vol.5, Year. 2008, Page:23-34,
Comparing 511 keV attenuation maps obtained from different energy mapping methods for CT based attenuation correction of PET data
Authors: M. Shirmohammad, M.R. Ay, S. Sarkar and A. Rahmim
Iran J. Medical Physics , Vol.5, Year. 2008, Page:23-34,
46.
Authors: A. Rahmim, J. Tang, M. A. Lodge, S. Lashkari, M.R. Ay, R. Lautamaki, B. M. Tsui, and F. Bengel
J. Nucl. Med, Vol.49, Year. 2008, Page:62,
Improved clinical and quantitative dynamic Rb-82 cardiac imaging with resolution modelling
Authors: A. Rahmim, J. Tang, M. A. Lodge, S. Lashkari, M.R. Ay, R. Lautamaki, B. M. Tsui, and F. Bengel
J. Nucl. Med, Vol.49, Year. 2008, Page:62,
47.
Authors: M.R. Ayand H. Zaidi
Nuclear. Instrumentation Methods in Physics Research A, Vol.571, Year. 2007, Page:411-417,
Impact of x-ray tube settings and metallic leads on neurological PET imaging when using CT-based attenuation correction
Authors: M.R. Ayand H. Zaidi
Nuclear. Instrumentation Methods in Physics Research A, Vol.571, Year. 2007, Page:411-417,
48.
Authors: H. Zaidi and M.R. Ay
Medical & Biological Engineering & Computing, Vol.45, Year. 2007, Page:809-817,
Current status and new horizons in Monte Carlo simulation of x-ray CT scanners
Authors: H. Zaidi and M.R. Ay
Medical & Biological Engineering & Computing, Vol.45, Year. 2007, Page:809-817,
49.
Authors: M.R. Ay and S. Sarkar
Iranian J. Nucl. Med, Vol.15, Year. 2007, Page:1-29,
Computed Tomography Based Attenuation Correction in PET/CT: Principles, Instrumentation, Protocols, Artifacts and Future Trends
Authors: M.R. Ay and S. Sarkar
Iranian J. Nucl. Med, Vol.15, Year. 2007, Page:1-29,
50.
Authors: M.R. Ayand H. Zaidi
European Journal of Nuclear Medicine and Molecular Imaging, Vol.33, No.11, Year. 2006, Page:1301-1313,
Assessment of errors caused by x-ray scatter and use of contrast medium when using CT-based attenuation correction in PET
Authors: M.R. Ayand H. Zaidi
European Journal of Nuclear Medicine and Molecular Imaging, Vol.33, No.11, Year. 2006, Page:1301-1313,
51.
Authors: M.R. Ayand H. Zaidi
Nuclear Medicine Communication, Vol.27, Year. 2006, Page:339-346,
Computed tomography-based attenuation correction in neurological positron emission tomography: evaluation of the effect of x-ray tube voltage on quantitative analysis
Authors: M.R. Ayand H. Zaidi
Nuclear Medicine Communication, Vol.27, Year. 2006, Page:339-346,
52.
Authors: M.R. Ay, S. Sarkar, M. Shahriari, D. Sardari, and H. Zaidi
Medical Physics, Vol.32, No.6, Year. 2005, Page:1660-1675,
Assessment of different computational models for generation of x-ray spectra in diagnostic radiology and mammography
Authors: M.R. Ay, S. Sarkar, M. Shahriari, D. Sardari, and H. Zaidi
Medical Physics, Vol.32, No.6, Year. 2005, Page:1660-1675,
53.
Authors: M.R. Ay and H. Zaidi
Physics in Medicine and Biology, Vol.50, No.20, Year. 2005, Page:4863-4885,
Development and validation of MCNP4C-based Monte Carlo simulator for fan- and cone-beam x-ray CT
Authors: M.R. Ay and H. Zaidi
Physics in Medicine and Biology, Vol.50, No.20, Year. 2005, Page:4863-4885,
54.
Authors: M.R. Ay, S. Sarkar, M. Shahriari and P. Ghafarian
Iranian J. of Radiation Research, Vol.1, No.4, Year. 2004, Page:187-194,
Measurement of Organ Dose in Abdomen-Pelvis CT Exam as a Function of mA, KVp and Scanner Type by Monte Carlo Method
Authors: M.R. Ay, S. Sarkar, M. Shahriari and P. Ghafarian
Iranian J. of Radiation Research, Vol.1, No.4, Year. 2004, Page:187-194,
55.
Authors: M.R. Ay, M. Shahriari, S. Sarkar, , M. Adib and H. Zaidi
Physics in Medicine and Biology, Vol.49, No.19, Year. 2004, Page:4897-4917,
Monte Carlo simulation of x-ray spectra in diagnostic radiology and mammography using MCNP4C
Authors: M.R. Ay, M. Shahriari, S. Sarkar, , M. Adib and H. Zaidi
Physics in Medicine and Biology, Vol.49, No.19, Year. 2004, Page:4897-4917,
56.
Authors: M. R. Ay, A. Mehranian, A. Maleki, H. Ghadiri,P. Ghafarian and H. Zaidi
Phys Med , Vol.28,
Experimental assessment of the influence of beam hardening filters on image quality and patient dose in volumetric 64-slice x-ray CT scanners"2012
Authors: M. R. Ay, A. Mehranian, A. Maleki, H. Ghadiri,P. Ghafarian and H. Zaidi
Phys Med , Vol.28,
Abstracts and Presentations
English
1.
The International Conference on Radiation and its Role in Diagnosis and Treatment (FICR2000)
Location: Tehran, Iran,
Date: 14 October 2000- 18 October 2000
Authors: M.R. Ay and M.E. Ashrafi
Type : Abstract, Lecturer,
Providing software for PET (Coincidence) 3D simulation using Monte Carlo method
The International Conference on Radiation and its Role in Diagnosis and Treatment (FICR2000)
Location: Tehran, Iran,
Date: 14 October 2000- 18 October 2000
Authors: M.R. Ay and M.E. Ashrafi
Type : Abstract, Lecturer,
2.
The 6th Annual Meeting of Nuclear Medicine
Location: Mashhad, Iran ,
Date: 2002-
Authors: M.R. Ay
Type : Abstract, Lecturer,
Comparison of PET detectors
The 6th Annual Meeting of Nuclear Medicine
Location: Mashhad, Iran ,
Date: 2002-
Authors: M.R. Ay
Type : Abstract, Lecturer,
3.
In The 6th Annual Meeting of Nuclear Medicine
Location: Mashhad, Iran ,
Date: 2002-
Authors: M.R. Ay
Type : Abstract, Lecturer,
Steps toward building a PET center
In The 6th Annual Meeting of Nuclear Medicine
Location: Mashhad, Iran ,
Date: 2002-
Authors: M.R. Ay
Type : Abstract, Lecturer,
4.
The 7th Annual Meeting of Nuclear Medicine
Location: Tehran, Iran,
Date: 2003-
Authors: M.R. Ay
Type : Abstract, Lecturer,
Image fusion in nuclear medicine
The 7th Annual Meeting of Nuclear Medicine
Location: Tehran, Iran,
Date: 2003-
Authors: M.R. Ay
Type : Abstract, Lecturer,
5.
International Conference of The Effect of Low and Very Low Doses of Ionizing Radiation on Human Health
Location: Tehran, Iran ,
Date: 21 October 2003- 23 October 2003
Authors: M.R. Ay,M. Shahriari, S. Sarkar, and P. Ghafarian
Type : Abstract, Lecturer,
Measurement of organ dose in abdomen-pelvis CT exams as a function of mA, KVp and scanner type by Monte Carlo method
International Conference of The Effect of Low and Very Low Doses of Ionizing Radiation on Human Health
Location: Tehran, Iran ,
Date: 21 October 2003- 23 October 2003
Authors: M.R. Ay,M. Shahriari, S. Sarkar, and P. Ghafarian
Type : Abstract, Lecturer,
6.
Annual Congress of the European Association of Nuclear Medicine (EANM03)
Location: Amsterdam, The Netherlands,
Date: 23 August 2003- 28 August 2003
Authors: M.R. Ay, M. Adib, and H. Zaidi
Type : Presentaion, Lecturer,
Development of a Monte Carlo simulation package for scintillation cameras operation in single photon and coincidence imaging mod
Annual Congress of the European Association of Nuclear Medicine (EANM03)
Location: Amsterdam, The Netherlands,
Date: 23 August 2003- 28 August 2003
Authors: M.R. Ay, M. Adib, and H. Zaidi
Type : Presentaion, Lecturer,
7.
In 2th International Conference on Nuclear Science and Technology in Iran
Location: Shiraz, Iran,
Date: 27 April 2004-30 April 2004
Authors: M.R. Ay, S. Sarkar, M. Shahriari, and P. Ghafarian
Type : Abstract, Lecturer,
Estimating of patient dose in abdomen-pelvis CT exam as a function of scan techniques in single and multi-slice speiral CT by Mo
In 2th International Conference on Nuclear Science and Technology in Iran
Location: Shiraz, Iran,
Date: 27 April 2004-30 April 2004
Authors: M.R. Ay, S. Sarkar, M. Shahriari, and P. Ghafarian
Type : Abstract, Lecturer,
8.
In 7th annual congress of the Swiss Society of Nuclear Medicine (SSNM
Location: Lausanne, Switzerland,
Date: 1 June 2006-3 June 2006
Authors: M.R. Ay and H Zaidi
Type : Abstract, Journal: Nuklearmedizin , Volume: 45, Lecturer,
Characterization of sources of artefact when using CT-based attenuation correction in PET
In 7th annual congress of the Swiss Society of Nuclear Medicine (SSNM
Location: Lausanne, Switzerland,
Date: 1 June 2006-3 June 2006
Authors: M.R. Ay and H Zaidi
Type : Abstract, Journal: Nuklearmedizin , Volume: 45, Lecturer,
9.
In1st European conference in Molecular Imaging Technology
Location: Marseille, France,
Date: 9 May 2006-12 May 2006
Authors: M.R. Ay and H. Zaidi
Type : Abstract, Lecturer,
Assessment of the impact of x-ray tube voltage on quantitative analysis of neurological PET when using CT-based attenuation corr
In1st European conference in Molecular Imaging Technology
Location: Marseille, France,
Date: 9 May 2006-12 May 2006
Authors: M.R. Ay and H. Zaidi
Type : Abstract, Lecturer,
10.
14th Iranian Nuclear Science Conference
Location: Yazd, Iran,
Date: 2007-
Authors: P. Geramifar, M.R. Ay, M. Shamsaei
Type : Abstract, Lecturer,
Validation and Performance Evaluation of Discovery Rx whole Body PET/CT Scanner Using GATE
14th Iranian Nuclear Science Conference
Location: Yazd, Iran,
Date: 2007-
Authors: P. Geramifar, M.R. Ay, M. Shamsaei
Type : Abstract, Lecturer,
11.
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Copenhagen, Denmark,
Date: 13 October 2007-19 October 2007
Authors: M.R. Ay, J.H. Bidgoli, S. Sarkar and A. Ahmadian
Type : Presentaion, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 34, Lecturer,
Automatic Segmentation of Oral Contrast Enhanced CT Images for Artifact Free Attenuation Correction in PET/CT
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Copenhagen, Denmark,
Date: 13 October 2007-19 October 2007
Authors: M.R. Ay, J.H. Bidgoli, S. Sarkar and A. Ahmadian
Type : Presentaion, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 34, Lecturer,
12.
9th ASIA Oceania Congress of Nuclear Medicine and Biology
Location: New Delhi, India,
Date: Oct 31st , 2008-Nov 4th, 2008
Authors: M. Shafaee, M.R. Ay and D. Sardari
Type : Abstract, Journal: Indian Journal of Nuclear Medicine, Volume: 23, Lecturer,
Characterization of Scatter and Penetration Using Monte Carlo Simulation in Ga-67 Imaging
9th ASIA Oceania Congress of Nuclear Medicine and Biology
Location: New Delhi, India,
Date: Oct 31st , 2008-Nov 4th, 2008
Authors: M. Shafaee, M.R. Ay and D. Sardari
Type : Abstract, Journal: Indian Journal of Nuclear Medicine, Volume: 23, Lecturer,
13.
European Association of Nuclear Medicine Annual Congress
Location: Munich, Germany,
Date: 11 October 2008-15 October 2008
Authors: S. Lashkari, S. Sarkar, M.R. Ay and A. Rahmim
Type : Poster, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 35, Lecturer,
The Influence of Crystal Depth on Position Detection Accuracy and Detection Efficiency in PET Block Detector: A Monte Carlo Stud
European Association of Nuclear Medicine Annual Congress
Location: Munich, Germany,
Date: 11 October 2008-15 October 2008
Authors: S. Lashkari, S. Sarkar, M.R. Ay and A. Rahmim
Type : Poster, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 35, Lecturer,
14.
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Munich, Germany,
Date: 11 October 2008-15 October 2008
Authors: P. Geramifar, M.R. Ay, M. Shamsaii Zafarghandi,G. Lodous, A. Rahmim
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 35, Lecturer,
Monte Carlo Simulation of The GE LYSO-Based Discovery RX PET/CT Scanner Using GATE: a Validation Study
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Munich, Germany,
Date: 11 October 2008-15 October 2008
Authors: P. Geramifar, M.R. Ay, M. Shamsaii Zafarghandi,G. Lodous, A. Rahmim
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 35, Lecturer,
15.
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Munich, Germany,
Date: 11 October 2008-15 October 2008
Authors: M. Shirmohammad, M.R. Ay, A. Rahmim A, S. Sarkar and H. Zaidi
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 35, Lecturer,
A novel energy mapping method for attenuation map generation at 511 keV in computed tomography based attenuation correction
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Munich, Germany,
Date: 11 October 2008-15 October 2008
Authors: M. Shirmohammad, M.R. Ay, A. Rahmim A, S. Sarkar and H. Zaidi
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 2, Volume: 35, Lecturer,
16.
The 1st Congress of Radiation Protection in Radiotherapy, Diagnostic and Interventional Radiology
Location: Tehran, Iran,
Date: 19 February 2009-20 February 2009
Authors: L. Karimiafshar, N. Riahi Alanm and M.R. Ay
Type : Abstract, Lecturer,
Evaluation of polymer gel dosimetry based on MRI imaging for measurement of CTDI in 64 slice CT scanner
The 1st Congress of Radiation Protection in Radiotherapy, Diagnostic and Interventional Radiology
Location: Tehran, Iran,
Date: 19 February 2009-20 February 2009
Authors: L. Karimiafshar, N. Riahi Alanm and M.R. Ay
Type : Abstract, Lecturer,
17.
The 1st Congress of Radiation Protection in Radiotherapy, Diagnostic and Interventional Radiology
Location: Tehran, Iran,
Date: 19 February 2009-20 February 2009
Authors: M.R. Ay
Type : Abstract, Lecturer,
PET/CT: Site Planning and Shielding Calculation
The 1st Congress of Radiation Protection in Radiotherapy, Diagnostic and Interventional Radiology
Location: Tehran, Iran,
Date: 19 February 2009-20 February 2009
Authors: M.R. Ay
Type : Abstract, Lecturer,
18.
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2-25 September, 20
Authors: E. Saeedzadeh, S. Sarkar, A. Abbaspour Tehrani-Fard, M.R. Ay, H.R. Khosravi
Type : Abstract, Lecturer,
Validation of the GATE Monte Carlo Code in Evaluation of Organ Doses Calculation in Zubal Voxelized Phantom
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2-25 September, 20
Authors: E. Saeedzadeh, S. Sarkar, A. Abbaspour Tehrani-Fard, M.R. Ay, H.R. Khosravi
Type : Abstract, Lecturer,
19.
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2-25 September, 20
Authors: B. Teimourian, M.R. Ay, M. Shamsaei Zafarghandi
Type : Abstract, Lecturer,
Implementation of Dual Energy Mapping Techniques in CT-Based Attenuation Correction Method Using Single Energy Imaging: A Novel
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2-25 September, 20
Authors: B. Teimourian, M.R. Ay, M. Shamsaei Zafarghandi
Type : Abstract, Lecturer,
20.
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2- 25 September, 2
Authors: M.R.Ay, M. Shirmohammad, S. Sarkar, A. Rahmim, H. Zaidi
Type : Abstract, Lecturer,
Implementation and comparison of different energy mapping approaches in CT-based attenuation correction of PET
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2- 25 September, 2
Authors: M.R.Ay, M. Shirmohammad, S. Sarkar, A. Rahmim, H. Zaidi
Type : Abstract, Lecturer,
21.
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 20-25 September, 20
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Rahmim and H. Zaidi
Type : Abstract, Lecturer,
CT Based Attenuation Correction in Cardiac PET/CT Using Calcium Score CT Image: A Feasibility Study
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 20-25 September, 20
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Rahmim and H. Zaidi
Type : Abstract, Lecturer,
22.
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2- 25 September, 2
Authors: M.R.Ay
Type : Abstract, Lecturer,
Challenges for Planning and Running a PET/CT and Cyclotron Facility
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2- 25 September, 2
Authors: M.R.Ay
Type : Abstract, Lecturer,
23.
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2- 25 September, 2
Authors: M.R.Ay
Type : Abstract, Lecturer,
Strategies for Attenuation Correction in PET/CT and PET/MRI
International Congress of Nuclear Medicine and Molecular Imaging
Location: Tabriz, Iran,
Date: 23 September, 2- 25 September, 2
Authors: M.R.Ay
Type : Abstract, Lecturer,
24.
10th Biennial ESTRO Conference on Physics and Radiation Technology for Clinical Radiotherapy
Location: Maastricht,
Date: August 30, 2009-September 3, 200
Authors: M. Zabih Zadeh, M.R. Ay, M. Allahverdi, A. Mesbahi, S.R. Mahdavi and M. Shahriari
Type : Abstract, Lecturer,
Monte Carlo Estimation of Photoneotrons Contamination from High Energy Medical Accelerator in Treatment Room and Maze
10th Biennial ESTRO Conference on Physics and Radiation Technology for Clinical Radiotherapy
Location: Maastricht,
Date: August 30, 2009-September 3, 200
Authors: M. Zabih Zadeh, M.R. Ay, M. Allahverdi, A. Mesbahi, S.R. Mahdavi and M. Shahriari
Type : Abstract, Lecturer,
25.
16th Conference of Biomedical Engineering
Location: Tehran, Iran,
Date: 2010-
Authors: M. Mollazadeh, , M. Allahverdi, T. Pourfallah, N. Riahi Alam, M.R. Ay
Type : Abstract, Lecturer,
Evaluation of Dose Distribution in Co-60 Machine Using Radicromic Film and Monte Carlo
16th Conference of Biomedical Engineering
Location: Tehran, Iran,
Date: 2010-
Authors: M. Mollazadeh, , M. Allahverdi, T. Pourfallah, N. Riahi Alam, M.R. Ay
Type : Abstract, Lecturer,
26.
16th Conference of Biomedical Engineering
Location: Tehran, Iran,
Date: 2010-
Authors: M. Akbari, M.R. Ay, A. Kamali Asl, H. Ghadiri
Type : Abstract, Lecturer,
Implementation and Comparison of to Empirical Methods for Calculation of MTF in CT
16th Conference of Biomedical Engineering
Location: Tehran, Iran,
Date: 2010-
Authors: M. Akbari, M.R. Ay, A. Kamali Asl, H. Ghadiri
Type : Abstract, Lecturer,
27.
16th Conference of Biomedical Engineering
Location: Tehran, Iran,
Date: 2010-
Authors: M. Habibzadeh, M.R. Ay, A. Kamali Asl, H. Ghadiri
Type : Abstract, Lecturer,
The Influence of Patient Miscentering of Patient Dose and Image Noise in Two Commercial CT Scanners
16th Conference of Biomedical Engineering
Location: Tehran, Iran,
Date: 2010-
Authors: M. Habibzadeh, M.R. Ay, A. Kamali Asl, H. Ghadiri
Type : Abstract, Lecturer,
28.
Poster presentation at the European Association of Nuclear Medicine Annual Congress
Location: Barcelona, Spain,
Date: 10 October 2009-14 October 2009
Authors: S. Lashkari, S. Sarkar, M.R. Ay and A. Rahmim
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 1, Volume: 36, Lecturer,
The Effect of Crystal Size on Position Detection Accuracy in PET Block Detectors: A Monte Carlo Study
Poster presentation at the European Association of Nuclear Medicine Annual Congress
Location: Barcelona, Spain,
Date: 10 October 2009-14 October 2009
Authors: S. Lashkari, S. Sarkar, M.R. Ay and A. Rahmim
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 1, Volume: 36, Lecturer,
29.
9th Iranian Congress of Medical Physics
Location: Tehran, Iran,
Date: 2010-
Authors: E. Saeed Zadeh, S. Sarkar, A. Abbaspour, M.R. Ay, H. Khosravi, G. Lodus
Type : Abstract, Lecturer,
Accurate 3D-Dosimetry for Internal Radiotherapy with 131I Using GATE Monte Carlo Code
9th Iranian Congress of Medical Physics
Location: Tehran, Iran,
Date: 2010-
Authors: E. Saeed Zadeh, S. Sarkar, A. Abbaspour, M.R. Ay, H. Khosravi, G. Lodus
Type : Abstract, Lecturer,
30.
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Barcelona, Spain,
Date: 10 October 2009-14 October 2009
Authors: M. Abdoli, M.R. Ay, A. Ahmadian and H. Zaidi
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 1, Volume: 36, Lecturer,
Comparative assessment of image- and virtual sinogram-based metal artefact reduction techniques for CT-based attenuation correct
Oral presentation at the European Association of Nuclear Medicine Annual Congress
Location: Barcelona, Spain,
Date: 10 October 2009-14 October 2009
Authors: M. Abdoli, M.R. Ay, A. Ahmadian and H. Zaidi
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 1, Volume: 36, Lecturer,
31.
European Association of Nuclear Medicine Annual Congress
Location: Vienna, Austria,
Date: 9 October 2010- 13 October 2010
Authors: M. Abdoli, M.R. Ay, A. Ahmadian, R.A. Dierckx and H. Zaidi
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 1, Volume: 37, Lecturer,
Optimization of weighted virtual sinogram-based metal artifact reduction in CT-based attenuation correction of PET data using a
European Association of Nuclear Medicine Annual Congress
Location: Vienna, Austria,
Date: 9 October 2010- 13 October 2010
Authors: M. Abdoli, M.R. Ay, A. Ahmadian, R.A. Dierckx and H. Zaidi
Type : Abstract, Journal: Eur J Nucl Med Mol Imaging, Suppl: 1, Volume: 37, Lecturer,
32.
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: E. Saeed Zadeh, S. Sarkar, A. Abbaspour, M.R. Ay, H. Khosravi, G. Lodus
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
The Effect of Nonuniform Activity Distribution in Three-Dimensional Dosimetry for Internal Radiotherapy with 131I
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: E. Saeed Zadeh, S. Sarkar, A. Abbaspour, M.R. Ay, H. Khosravi, G. Lodus
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
33.
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: B. Teimourian, M.R. Ay, M. Shamsaei Zafarghandi, H. Ghadiri and H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
Virtual Dual Energy CT (VDECT): A Novel Approach for Improved Energy Mapping in CT-Based Attenuation Correction of PET Data
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: B. Teimourian, M.R. Ay, M. Shamsaei Zafarghandi, H. Ghadiri and H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
34.
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, A.R. Kamali-Asl, H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
Accurate Modeling for Monte Carlo Based Performance Evaluation of The PET Subsystem of the FLEX Triumph Priclinical PET/CT Scann
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, A.R. Kamali-Asl, H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
35.
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, S. Sarkar, A. Rahmim, P. Geramifar
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
Quantification of Inter Crystal Scatter and Parallax Events in LYSO-Based Discovery RX PET/CT Scanner: A Monte Carlo Study
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, S. Sarkar, A. Rahmim, P. Geramifar
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
36.
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: M.R. Ay, A. Mehranian, P. Ghafarian, M. Abdoli and H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
Quantification and Correction of Metallic Artifact Arising from Implantable cardiac Pacing Devices in PET/CT Studies: A Phantom
The 10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: M.R. Ay, A. Mehranian, P. Ghafarian, M. Abdoli and H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
37.
10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, B. Fallahi, A. Rahmim, T. Schindler, O. Ratib and H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
Coronary Calcium Score Scan-Based Attenuation Correction in Viability PET Examination: A Feasibility Study
10th Congress of the World Federation of Nuclear Medicine and Biology (WFNMB 2010)
Location: Cape Town, South Africa,
Date: 2010-
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, B. Fallahi, A. Rahmim, T. Schindler, O. Ratib and H. Zaidi
Type : Abstract, Journal: World Journal of Nuclear Medicine, Suppl: 1, Volume: 9, Lecturer,
38.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: N. Ghazanfari, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Assessment of the Influence of Crystal Material and Size on the Sensitivity of Dual Head Small Animal PET Scanner
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: N. Ghazanfari, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
39.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Performance Assessment and Optimization of Pixelated Gamma Camera with Small Field of View: A Monte Carlo Study
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
40.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: E. Saeedzadeh, A. Abbaspour, S. Sarkar, M.R. Ay, H.R. Khosravi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Accurate 3D Dosimetry for Internal Radiotherapy by Considering the Effect of Nonuniform Activity Distribution
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: E. Saeedzadeh, A. Abbaspour, S. Sarkar, M.R. Ay, H.R. Khosravi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
41.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Fard Esfahani, A. Rahmim, T.H. Schindler, O. Ratib and H. Zaidi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Impact of Metal Artifact Reduction on Cardiac FDG-PET/CT Studies in the Presence pf pacemaker and Implantable Cardio Verter Defi
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Fard Esfahani, A. Rahmim, T.H. Schindler, O. Ratib and H. Zaidi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
42.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Fard Esfahani and H. Zaidi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Assessment of the Influence of PET and CT Data Misalignment Errors in Cardiac PET/CT Examination: Patient and Phantom Studies
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: P. Ghafarian, S.M.R. Aghamiri, M.R. Ay, A. Fard Esfahani and H. Zaidi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
43.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: Z. Anvari, M.R. Ay, B. Fallahi, F. Buther
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Quantification of Respiratory Induced Artifact in CT-Based Attenuation Correction of PET Data: A Simulation Study
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: Z. Anvari, M.R. Ay, B. Fallahi, F. Buther
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
44.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: M.R. Ay
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Advances in Multimodality Molecular Imaging Instrumentation
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: M.R. Ay
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
45.
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: H. Arabi, N. Zeratkar, M.R. Ay, H. Zaidi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
Quantitative Assessment if Inter-Crystal Scatter and Penetration in the PET Subsystem of the FLEX Triumph Preclinical Multi-Moda
The International Congress of Nuclear Medicine
Location: Mashhad, Iran,
Date: 2010-
Authors: H. Arabi, N. Zeratkar, M.R. Ay, H. Zaidi
Type : Abstract, Journal: Iranian Journal of Nuclear Medicine, Suppl: 1, Volume: 18, Lecturer,
46.
Society of Nuclear Medicine (SNM) Annual Meeting
Location: Antonio, Texas, USA,
Date: 2011-
Authors: A. Rahmim, J. Tang, H. Muhy-ud-Din, M.R. Ay, and M. A. Lodge
Type : Abstract, Journal: J. Nucl. Med, Suppl: 1, Volume: 52, Lecturer,
Use of optimization transfer for enhanced direct 4D parametric imaging in myocardial perfusion PET
Society of Nuclear Medicine (SNM) Annual Meeting
Location: Antonio, Texas, USA,
Date: 2011-
Authors: A. Rahmim, J. Tang, H. Muhy-ud-Din, M.R. Ay, and M. A. Lodge
Type : Abstract, Journal: J. Nucl. Med, Suppl: 1, Volume: 52, Lecturer,
47.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: A. Anvari, M.R. Ay and B. Fallahi
Type : Abstract, Lecturer,
The influence of misalignment between PET and CT images on the accuracy of CT-based attenuation correction in thorax imaging: a
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: A. Anvari, M.R. Ay and B. Fallahi
Type : Abstract, Lecturer,
48.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Lodous
Type : Abstract, Lecturer,
Photon scatter and penetration in parallel hole collimator in preclinical Gamma Camera: A Monte Carlo study
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Lodous
Type : Abstract, Lecturer,
49.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: P. Ghafarian, M.R. Ay and J. Hassani
Type : Abstract, Lecturer,
Correction of contrast agent induced srtifacts in CT-based attenuation correction of cardiac PET data using a semi-automated seg
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: P. Ghafarian, M.R. Ay and J. Hassani
Type : Abstract, Lecturer,
50.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: N. Ghazanfari, M.R. Ay, S. Sarkar and G. Lodous
Type : Abstract, Lecturer,
Assessment of the influence of crystal material and size on the performance of dual head small animal PET scanners
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: N. Ghazanfari, M.R. Ay, S. Sarkar and G. Lodous
Type : Abstract, Lecturer,
51.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: M.R. Teimoori, Sh. Akhlagpour, M.R. Ay, F. Kalantari and M. Amoui
Type : Abstract, Lecturer,
Quantification of bremsstrahlung images with respect to post radioemoblization liver dosimetry
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: M.R. Teimoori, Sh. Akhlagpour, M.R. Ay, F. Kalantari and M. Amoui
Type : Abstract, Lecturer,
52.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: H. Ghadiri, M. Shiran, M.R. Ay, H. Zaidi, H. Soltanian Zadeh
Type : Abstract, Lecturer,
Bone material decomposition by energy resolved CT-based attenuation correction of PET
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: H. Ghadiri, M. Shiran, M.R. Ay, H. Zaidi, H. Soltanian Zadeh
Type : Abstract, Lecturer,
53.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: F. Vedaei, M.R. Ay, A. Kamali asl, F. Kalantari
Type : Abstract, Lecturer,
Assessment of the impact of applying attenuation correction on the accuracy of activity recovery in TC99m-ECD brain SPECT of hea
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: F. Vedaei, M.R. Ay, A. Kamali asl, F. Kalantari
Type : Abstract, Lecturer,
54.
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: A. Emami, H. Ghadiri, M.R. Ay, S. Akhlagpour, P. Ghafarian and S. Taghizadeh
Type : Abstract, Lecturer,
Is percentage error of bone density determined by DEXA technique influenced by density?
3th International Congress of Nuclear Medicine
Location: Tehran, Iran,
Date: 2011-
Authors: A. Emami, H. Ghadiri, M.R. Ay, S. Akhlagpour, P. Ghafarian and S. Taghizadeh
Type : Abstract, Lecturer,
55.
Proceedings ofIEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Rome, Italy,
Date: 2004. Oct. 19-2004. Oct. 22
Authors: M.R. Ay, S. Sarkar, M. Shahriari, D. Sardari, and H. Zaidi
Type : Abstract, Volume: 4, Lecturer,
Comparative assessment of different computational models for generation of x-ray spectra in diagnostic radiology and mammography
Proceedings ofIEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Rome, Italy,
Date: 2004. Oct. 19-2004. Oct. 22
Authors: M.R. Ay, S. Sarkar, M. Shahriari, D. Sardari, and H. Zaidi
Type : Abstract, Volume: 4, Lecturer,
56.
Proceedings of 14th International Conference of Medical Physics. Biomedizinische Technik
Location: Nuremberg, Germany,
Date: Sept. 14, 2005-Sept. 17, 2005
Authors: M.R. Ay, S. Sarkar, M. Shahriari, D. Sardari, and H. Zaidi
Type : Abstract, Suppl: 50, Lecturer,
MCNP4C-based Monte Carlo simulator for fan- and cone-beam x-ray CT: development and experimental validation
Proceedings of 14th International Conference of Medical Physics. Biomedizinische Technik
Location: Nuremberg, Germany,
Date: Sept. 14, 2005-Sept. 17, 2005
Authors: M.R. Ay, S. Sarkar, M. Shahriari, D. Sardari, and H. Zaidi
Type : Abstract, Suppl: 50, Lecturer,
57.
Proceedings ofWorld Congress on Medical physics and Biomedical Engineerin
Location: Seoul, Korea,
Date: August 27, 2006- September 1, 20
Authors: H. Ghadiri and M.R. Ay
Type : Abstract, Lecturer,
A Novel Hybrid Approach for Measurement of Bone Mineral Density and Content with High Signal to Noise Ratio
Proceedings ofWorld Congress on Medical physics and Biomedical Engineerin
Location: Seoul, Korea,
Date: August 27, 2006- September 1, 20
Authors: H. Ghadiri and M.R. Ay
Type : Abstract, Lecturer,
58.
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: San Diego, USA,
Date: 29 October 2006- 4 November 2006
Authors: H.Zaidi and M.R. Ay
Type : Abstract, Volume: 4, Lecturer,
Impact of x-ray scatter when using CT-based attenuation correction in PET: A Monte Carlo investigation
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: San Diego, USA,
Date: 29 October 2006- 4 November 2006
Authors: H.Zaidi and M.R. Ay
Type : Abstract, Volume: 4, Lecturer,
59.
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: San Diego, USA,
Date: 29 October 2006- 4 November 2006
Authors: M.R. Ay and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
Simulation-based assessment of the impact of contrast medium on CT-based attenuation correction in PET
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: San Diego, USA,
Date: 29 October 2006- 4 November 2006
Authors: M.R. Ay and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
60.
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007- 3 November 2007
Authors: M.R. Ay, P. Ghafarianand H. Zaidi
Type : Abstract, Volume: 4, Lecturer,
A hybrid approach for fast simulation of x-ray computed tomography
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007- 3 November 2007
Authors: M.R. Ay, P. Ghafarianand H. Zaidi
Type : Abstract, Volume: 4, Lecturer,
61.
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007- 3 November 2007
Authors: P. Ghafarian, M.R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
Impact of x-ray tube voltage, field size and phantom thickness on scattered radiation in diagnostic radiology: A Monte Carlo inv
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007- 3 November 2007
Authors: P. Ghafarian, M.R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
62.
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007- 3 November 2007
Authors: J.H. Bidgoli, M.R. Ay, S. Sarkar, A. Ahmadian and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
Correction of correction of PET images using an automated segmentation algorithm
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007- 3 November 2007
Authors: J.H. Bidgoli, M.R. Ay, S. Sarkar, A. Ahmadian and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
63.
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007-3 November 2007
Authors: M.R. Ay, H. Ghadiri, P. Ghafarian, S. Sarkar and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
Influence of energy indexing algorithm and electron substeps on MCNP4C electron transport: Application to simulation of x-ray sp
Proceedings of IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Honolulu, Hawaii,
Date: 28 October 2007-3 November 2007
Authors: M.R. Ay, H. Ghadiri, P. Ghafarian, S. Sarkar and H. Zaidi
Type : Abstract, Volume: 5, Lecturer,
64.
5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
Location: Paris, France,
Date: 14 May 2008-17 May 2008
Authors: A. Rahmim, M. Lodge, J. Tang, S. Lashkari and M.R. Ay
Type : Abstract, Lecturer,
Analytic System Matrix Resolution in PET: An Application to RB-82 Cardiac Imaging
5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
Location: Paris, France,
Date: 14 May 2008-17 May 2008
Authors: A. Rahmim, M. Lodge, J. Tang, S. Lashkari and M.R. Ay
Type : Abstract, Lecturer,
65.
5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
Location: Paris, France,
Date: 14 May 2008-17 May 2008
Authors: P. Geramifar, M.R. Ay, M. Shamsayee, G. Lodous and A. Rahmim
Type : Abstract, Lecturer,
Monte Carlo Assessment of Time-of-Flight Benefits on The LYSO-Based Discovery RX PET/CT Scanner
5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
Location: Paris, France,
Date: 14 May 2008-17 May 2008
Authors: P. Geramifar, M.R. Ay, M. Shamsayee, G. Lodous and A. Rahmim
Type : Abstract, Lecturer,
66.
5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
Location: Paris, France,
Date: 14 May 2008-17 May 2008
Authors: M. Shirmohammad, M.R. Ay, H. Ghadiri, S. Sarkar and A. Rahmim
Type : Abstract, Lecturer,
Comparative Assessment of Different Energy Mapping Methods for Generation of 511- keV Attenuation Map from CT Images in PET/CT S
5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro
Location: Paris, France,
Date: 14 May 2008-17 May 2008
Authors: M. Shirmohammad, M.R. Ay, H. Ghadiri, S. Sarkar and A. Rahmim
Type : Abstract, Lecturer,
67.
4th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 25 June 2008-28 June 2008
Authors: S. Lashkari, S. Sarkar, M.R. Ay and A. Rahmim
Type : Abstract, Journal: IFMBE Proceedings Series, pp 633-636, Volume: 21, Lecturer,
The Influence of Crystal Material on Intercrystal Scattering and the Parallax Effect in PET Block Detectors: A Monte Carlo Study
4th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 25 June 2008-28 June 2008
Authors: S. Lashkari, S. Sarkar, M.R. Ay and A. Rahmim
Type : Abstract, Journal: IFMBE Proceedings Series, pp 633-636, Volume: 21, Lecturer,
68.
4th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 25 June 2008-28 June 2008
Authors: A. Akbarzadeh A, M.R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Type : Abstract, Journal: IFMBE Proceedings Series, pp 473-477, Volume: 21, Lecturer,
A novel approach for experimental measurement of scatter profile and scatter to primary ratio in a 64-slice CT scanner
4th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 25 June 2008-28 June 2008
Authors: A. Akbarzadeh A, M.R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Type : Abstract, Journal: IFMBE Proceedings Series, pp 473-477, Volume: 21, Lecturer,
69.
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 200-27 November 2008
Authors: M. Abdoli, M.R Ay , A. Ahmadian, N. Sahba and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 492–495, Lecturer,
A novel approach for reducing dental filling artefacts in CT-based attenuation correction of head and neck oncologic PET/CT data
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 200-27 November 2008
Authors: M. Abdoli, M.R Ay , A. Ahmadian, N. Sahba and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 492–495, Lecturer,
70.
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 2008-27 November 2008
Authors: M. Shirmohammad , M.R. Ay , A. Rahmim , S. Sarkar and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 496–499, Lecturer,
Comparative assessment of different energy mapping approaches in CT based attenuation correction: a patient study
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 2008-27 November 2008
Authors: M. Shirmohammad , M.R. Ay , A. Rahmim , S. Sarkar and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 496–499, Lecturer,
71.
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 200-27 November 2008
Authors: M. Shafaei, M.R. Ay, S. Sardari and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 2479–2482, Lecturer,
Monte Carlo assessment of geometric, scatter and septal penetration components in high energy collimators
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 200-27 November 2008
Authors: M. Shafaei, M.R. Ay, S. Sardari and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 2479–2482, Lecturer,
72.
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 200- 27 November 200
Authors: M.R. Ay, J.H. Bidgoli, P. Ghafarian and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 513–516, Lecturer,
Reduction of Intravenous Contrast Related Artifacts in CT-based Attenuation Corrected PET Images
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 200- 27 November 200
Authors: M.R. Ay, J.H. Bidgoli, P. Ghafarian and H. Zaidi
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 513–516, Lecturer,
73.
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 2008-27 November 2008
Authors: N. Dehestani, S. Sarkar, M.R. Ay, M. Sadeghiand M. Shafaei
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 1062–1065, Lecturer,
Comparative Assessment of Rotating Slat and Parallel Hole Collimator Performance in GE DST-Xli Gamma Camera: A Monte Carlo Study
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 2008-27 November 2008
Authors: N. Dehestani, S. Sarkar, M.R. Ay, M. Sadeghiand M. Shafaei
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 1062–1065, Lecturer,
74.
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 2008-27 November 2008
Authors: M. Rasouli, M.R. Ay, A. Takavar, S. Lashkari and G. Loudos
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 2451–2454, Lecturer,
The Influence of InterCrystal Scattering on Detection Efficiency of Dedicated Breast Gamma Camera: A Monte Carlo Study
4th European Congress of the International Federation of Medical and Biological Engineering
Location: Antwerp, Belgium,
Date: 23 November 2008-27 November 2008
Authors: M. Rasouli, M.R. Ay, A. Takavar, S. Lashkari and G. Loudos
Type : Abstract, Journal: ECIFMBE 2008, IFMBE Proceedings 22, pp. 2451–2454, Lecturer,
75.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Dresden, Germany,
Date: 19 October 2008-25 October 2008
Authors: A. Akbarzadeh, M.R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Type : Abstract, Lecturer,
A hybrid approach for accurate estimation of the scatter component in x-ray CT combining experimental measurements and Monte Car
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Dresden, Germany,
Date: 19 October 2008-25 October 2008
Authors: A. Akbarzadeh, M.R. Ay, H. Ghadiri, S. Sarkar and H. Zaidi
Type : Abstract, Lecturer,
76.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Dresden, Germany,
Date: 19 October 2008-25 October 2008
Authors: A. Rahmim, J. Tang, M. A. Lodge, S. Lashkari, M.R. Ay, R. Lautamaki, B. M. W. Tsui, and F. Bengel
Type : Abstract, Lecturer,
Rb-82 Cardiac PET Imaging with Resolution Modeling
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Dresden, Germany,
Date: 19 October 2008-25 October 2008
Authors: A. Rahmim, J. Tang, M. A. Lodge, S. Lashkari, M.R. Ay, R. Lautamaki, B. M. W. Tsui, and F. Bengel
Type : Abstract, Lecturer,
77.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Dresden, Germany,
Date: 19 October 2008-25 October 2008
Authors: P. Geramifar, M.R. Ay, M. Shamsai Zafarghandi, G. Loudos, A. Rahmim
Type : Abstract, Lecturer,
Monte Carlo Based Performance Assessment of Four Commercial GE Discovery PET/CT Scanners Using GATE
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Dresden, Germany,
Date: 19 October 2008-25 October 2008
Authors: P. Geramifar, M.R. Ay, M. Shamsai Zafarghandi, G. Loudos, A. Rahmim
Type : Abstract, Lecturer,
78.
International Congress of Medical physics
Location: India,
Date: 2008-
Authors: P. Allahverdi, N. Riahi Alam, M. Allahverdi, M.R. Ay, M. Zahmatkesh M
Type : Abstract, Lecturer,
EGSnrc calculated and MRI-Polymer Gel Dosimeter Measured Dose Distribution of Gamma Knife in Presence of Inhomogeneities
International Congress of Medical physics
Location: India,
Date: 2008-
Authors: P. Allahverdi, N. Riahi Alam, M. Allahverdi, M.R. Ay, M. Zahmatkesh M
Type : Abstract, Lecturer,
79.
5th Congress on Radiotherpy Gel Dosimetry
Location: Greece,
Date: 2008-
Authors: P. Allahverdi, N. Riahi Alam, M. Allahverdi, M.R. Ay, M. Zahmatkesh M
Type : Abstract, Lecturer,
Evaluation of Dose Delivery Accuracy of Gamma Knife Using MRI Polymer Gel Dosimeter in an Inhomogeneous Phantom
5th Congress on Radiotherpy Gel Dosimetry
Location: Greece,
Date: 2008-
Authors: P. Allahverdi, N. Riahi Alam, M. Allahverdi, M.R. Ay, M. Zahmatkesh M
Type : Abstract, Lecturer,
80.
The World Congress on Medical Physics and Biomedical Engineering
Location: Germany, Munich,
Date: 7 September 2009-12 September 200
Authors: L. Karimiafshar, N. Riyahi Alam, M.R. Ay, M. Alahverdi, T. Alahvirdi Pourfallah , H. Hashemi, A. Farahani,B. Rafiei and M. Bakhtiar
Type : Abstract, Journal: IFMBE Proceedings 25, pp. 541-544, Lecturer,
A Novel Application of MRI-Polymer Gel Dosimeter for Measurement of CTDI on X-Ray 64 Slices CT Scanner
The World Congress on Medical Physics and Biomedical Engineering
Location: Germany, Munich,
Date: 7 September 2009-12 September 200
Authors: L. Karimiafshar, N. Riyahi Alam, M.R. Ay, M. Alahverdi, T. Alahvirdi Pourfallah , H. Hashemi, A. Farahani,B. Rafiei and M. Bakhtiar
Type : Abstract, Journal: IFMBE Proceedings 25, pp. 541-544, Lecturer,
81.
The 3rd International Conference on Bioinformatics and Biomedical Engineering (IEEE iCBBE 2009)
Location: Beijing, China,
Date: June 11, 2009-June 13, 2009
Authors: M. Abdoli, M.R. Ay, A. Ahmadian and H. Zaidi
Type : Abstract, Lecturer,
Metal Artifact Reduction in CT-Based Attenuation Correction of PET Data Using the Virtual Sinogram Concept
The 3rd International Conference on Bioinformatics and Biomedical Engineering (IEEE iCBBE 2009)
Location: Beijing, China,
Date: June 11, 2009-June 13, 2009
Authors: M. Abdoli, M.R. Ay, A. Ahmadian and H. Zaidi
Type : Abstract, Lecturer,
82.
The 3rd International Conference on Bioinformatics and Biomedical Engineering (IEEE iCBBE 2009)
Location: Beijing, China,
Date: June 11, 2009- June 13, 2009
Authors: P. Ghafarian and S.M.R. Aghamiri, M.R. Ay, A. Rahmim and H. Zaidi
Type : Abstract, Lecturer,
Quantification of PET and CT Data Misalignment Errors in Cardiac PET/CT: Clinical and Phantom Studies
The 3rd International Conference on Bioinformatics and Biomedical Engineering (IEEE iCBBE 2009)
Location: Beijing, China,
Date: June 11, 2009- June 13, 2009
Authors: P. Ghafarian and S.M.R. Aghamiri, M.R. Ay, A. Rahmim and H. Zaidi
Type : Abstract, Lecturer,
83.
The 3rd International Conference on Bioinformatics and Biomedical Engineering (IEEE iCBBE 2009)
Location: Beijing, China,
Date: June 11, 2009- June 13, 2009
Authors: M.R. Ay, A. Maleki, H. Ghadiri, P. Ghafarian, A. Ahmadian and H. Zaidi
Type : Abstract, Lecturer,
The Influence of X-ray Spectra Filtration on Image Quality and Patient Dose in the GE VCT 64-Slice Cardiac CT Scanner
The 3rd International Conference on Bioinformatics and Biomedical Engineering (IEEE iCBBE 2009)
Location: Beijing, China,
Date: June 11, 2009- June 13, 2009
Authors: M.R. Ay, A. Maleki, H. Ghadiri, P. Ghafarian, A. Ahmadian and H. Zaidi
Type : Abstract, Lecturer,
84.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Orlando (FL) USA,
Date: 25 October 2009- 31 October 2009
Authors: R. Prasad, M.R Ay , O. Ratib and H. Zaidi
Type : Abstract, Lecturer,
CT-based attenuation correction on the FLEX Triumph™ preclinical PET/CT scanner
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Orlando (FL) USA,
Date: 25 October 2009- 31 October 2009
Authors: R. Prasad, M.R Ay , O. Ratib and H. Zaidi
Type : Abstract, Lecturer,
85.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Orlando (FL) USA,
Date: 25 October 2009-31 October 2009
Authors: A. Mehranian , M.R. Ay, N. Riahi Alam and H. Zaidi
Type : Abstract, Lecturer,
Quantitative assessment of the effect of anode surface roughness on diagnostic x-ray spectra using Monte Carlo simulation
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Orlando (FL) USA,
Date: 25 October 2009-31 October 2009
Authors: A. Mehranian , M.R. Ay, N. Riahi Alam and H. Zaidi
Type : Abstract, Lecturer,
86.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Orlando (FL) USA,
Date: 25 October 2009-31 October 2009
Authors: M. Abdoli , M.R. Ay, A. Ahmadian and H. Zaidi
Type : Abstract, Lecturer,
Reduction of dental filling metallic artifacts in CT-based attenuation correction of PET data using weighted virtual sinograms
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Orlando (FL) USA,
Date: 25 October 2009-31 October 2009
Authors: M. Abdoli , M.R. Ay, A. Ahmadian and H. Zaidi
Type : Abstract, Lecturer,
87.
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, A. Kamali-Asl and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 311–314, Lecturer,
A Novel Model for Monte Carlo Simulation of Performance Parameters of the Rodent Research PET (RRPET) Camera Based on NEMA NU-4
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, A. Kamali-Asl and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 311–314, Lecturer,
88.
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: M.A. Habibzadeh, M.R. Ay, A. Kamali Asl, H. Ghadiri and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 327–330, Lecturer,
The Influence of Patient Miscentering on Patient Dose and Image Noise in Two Commercial CT Scanners
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: M.A. Habibzadeh, M.R. Ay, A. Kamali Asl, H. Ghadiri and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 327–330, Lecturer,
89.
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: A. Mehranian, M.R. Ay and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 319–322, Lecturer,
CT2MCNP: An Integrated Package for Constructing Patient-Specific Voxel-Based Phantoms Dedicated for MCNP(X) Monte Carlo Code
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: A. Mehranian, M.R. Ay and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 319–322, Lecturer,
90.
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: S.M. Akbari, M.R. Ay, A. Kamali Asl, H. Ghadiri and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 351–354, Lecturer,
Experimental Measurement of Modulation Transfer Function (MTF) in Five Commercial CT Scanners
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: S.M. Akbari, M.R. Ay, A. Kamali Asl, H. Ghadiri and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 351–354, Lecturer,
91.
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: B. Teimourian, M.R. Ay, H. Ghadiri, M. Shamsaei Zafarghandi and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 220–223, Lecturer,
A Novel Approach for Implementation of Dual Energy Mapping Technique in CT-Based Attenuation Correction Using Single kVP Imaging
The 12th Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2010)
Location: Chalkidiki, Greece,
Date: 2010-
Authors: B. Teimourian, M.R. Ay, H. Ghadiri, M. Shamsaei Zafarghandi and H. Zaidi
Type : Abstract, Journal: MEDICON 2010, IFMBE Proceedings 29, pp. 220–223, Lecturer,
92.
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: A. Najafi Darmian, M.R. Ay, M. Pouladian, A. Shirazi, H.Ghadiri and A. Akbarzadeh
Type : Abstract, Journal: IFMBE Proceedings 35, p. 694-697, Lecturer,
Monte Carlo Characterization of Scattered radiation profile in Volumetric 64 slice CT using GATE
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: A. Najafi Darmian, M.R. Ay, M. Pouladian, A. Shirazi, H.Ghadiri and A. Akbarzadeh
Type : Abstract, Journal: IFMBE Proceedings 35, p. 694-697, Lecturer,
93.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Knoxville, Tennessee,
Date: 2010-
Authors: A. Rahmim, J. Tang, M.R. Ay and F. M. Bengel
Type : Abstract, Lecturer,
4D Respiratory motion-corrected Rb-82 myocardial perfusion PET imaging
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Knoxville, Tennessee,
Date: 2010-
Authors: A. Rahmim, J. Tang, M.R. Ay and F. M. Bengel
Type : Abstract, Lecturer,
94.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Knoxville, Tennessee,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, S. Sarkar, P. Geramifar and A. Rahmim
Type : Abstract, Lecturer,
Quantification of Inter-Crystal Scatter and Penetration Events in GE Discovery RX PET/CT Scanner: a Monte Carlo Simulation
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Knoxville, Tennessee,
Date: 2010-
Authors: N. Zeraatkar, M.R. Ay, S. Sarkar, P. Geramifar and A. Rahmim
Type : Abstract, Lecturer,
95.
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: A. Emami, H. Ghadiri, M.R. Ay, S. Akhlagpour, A. Eslami, P. Ghafarian and S. Taghizadeh
Type : Abstract, Journal: IFMBE Proceedings 35, p. 47-50, Lecturer,
A Novel Phantom for Accurate Performance Assessment of Bone Mineral Measurement Techniques: DEXA and QCT
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: A. Emami, H. Ghadiri, M.R. Ay, S. Akhlagpour, A. Eslami, P. Ghafarian and S. Taghizadeh
Type : Abstract, Journal: IFMBE Proceedings 35, p. 47-50, Lecturer,
96.
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: IFMBE Proceedings 35, p. 708-711, Lecturer,
Quantification of Inter-crystal Scattering and Parallax Effect in Pixelated High Resolution Small Animal Gamma Camera: A Monte C
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: IFMBE Proceedings 35, p. 708-711, Lecturer,
97.
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: IFMBE Proceedings 35, p. 708-711, Lecturer,
Quantification of Inter-crystal Scattering and Parallax Effect in Pixelated High Resolution Small Animal Gamma Camera: A Monte C
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: F. Adibpour, M.R. Ay, S. Sarkar and G. Loudos
Type : Abstract, Journal: IFMBE Proceedings 35, p. 708-711, Lecturer,
98.
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: N. Ghazanfari, M.R. Ay, N. Zeraatkar, S. Sarkar and G. Loudos
Type : Abstract, Journal: IFMBE Proceedings 35, p. 712-715, Lecturer,
Quantitative Assessment of the influence of crystal material and size on the Inter Crystal Scattering and Penetration effect in
5th Kuala Lumpur International Conference on Biomedical Engineering
Location: Kuala Lumpur, Malaysia,
Date: 20 June 2011-23 June 2011
Authors: N. Ghazanfari, M.R. Ay, N. Zeraatkar, S. Sarkar and G. Loudos
Type : Abstract, Journal: IFMBE Proceedings 35, p. 712-715, Lecturer,
99.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: H. Mohy-ud-Din, N. Karakatsanis, C. Endres, M. R. Ay, D. F. Wong, and A. Rahmim
Type : Abstract, Lecturer,
Generalized inter-frame and intra-frame motion correction in dynamic PET imaging
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: H. Mohy-ud-Din, N. Karakatsanis, C. Endres, M. R. Ay, D. F. Wong, and A. Rahmim
Type : Abstract, Lecturer,
100.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: A. Emami, H. Ghadiri, M.R. Ay, S. Akhlagpour, A. Eslami, P. Ghafarian and S. Taghizadeh
Type : Abstract, Lecturer,
A Novel Phantom for Accurate Performance Assessment of Bone Mineral Measurement Techniques: DEXA and QCT
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: A. Emami, H. Ghadiri, M.R. Ay, S. Akhlagpour, A. Eslami, P. Ghafarian and S. Taghizadeh
Type : Abstract, Lecturer,
101.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Ghadiri H, Shiran MB, M.R. Ay, Soltanian-Zadeh H and Zaidi H
Type : Abstract, Lecturer,
A novel energy mapping approach in CT-based attenuation correction of PET data using multi-energy CT imaging
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Ghadiri H, Shiran MB, M.R. Ay, Soltanian-Zadeh H and Zaidi H
Type : Abstract, Lecturer,
102.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Mehranian A, M.R. Ay, Rahmim A and Zaidi H
Type : Abstract, Lecturer,
Metal artifact reduction in CT-based attenuation correction of PET using Sobolev sinogram restoration
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Mehranian A, M.R. Ay, Rahmim A and Zaidi H
Type : Abstract, Lecturer,
103.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Najafi Darmian A, M.R. Ay, Ghafarian P, Pouladian M, Shirazi A, Ghadiri H, Akbarzadeh A and Zaidi H
Type : Abstract, Lecturer,
Characterization of scattered radiation profile in volumetric 64-slice x-ray CT scanner: A Monte Carlo study
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Najafi Darmian A, M.R. Ay, Ghafarian P, Pouladian M, Shirazi A, Ghadiri H, Akbarzadeh A and Zaidi H
Type : Abstract, Lecturer,
104.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Mehranian A, M.R. Ay , Rahmim A, and Zaidi H
Type : Abstract, Lecturer,
Sparsity constrained sinogram inpainting for metal artifact reduction in x-ray computed tomography
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Mehranian A, M.R. Ay , Rahmim A, and Zaidi H
Type : Abstract, Lecturer,
105.
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Akbarzadeh A, M.R. Ay, Ahmadian A, Riahi Alam N and Zaidi H
Type : Abstract, Lecturer,
Impact of tissue classification on the accuracy of MR-based attenuation correction in PET-MRI
IEEE Nuclear Science Symposium & Medical Imaging Conference
Location: Valencia, Spain,
Date: 23 October 2011-29 October 2011
Authors: Akbarzadeh A, M.R. Ay, Ahmadian A, Riahi Alam N and Zaidi H
Type : Abstract, Lecturer,
106.
14th International Conference of Medical Physics (ICMP 2005)
Location: Nuremberg, Germany,
Date: Sept. 14, 2005- Sept. 17, 2005
Authors: M.R. Ay et al
Type : Abstract, Lecturer,
MCNP4C-based Monte Carlo simulator for fan- and cone-beam x-ray CT
14th International Conference of Medical Physics (ICMP 2005)
Location: Nuremberg, Germany,
Date: Sept. 14, 2005- Sept. 17, 2005
Authors: M.R. Ay et al
Type : Abstract, Lecturer,
107.
Annual Congress of the European Association of Nuclear Medicine (EANM03)
Location: Amsterdam, The Netherlands,
Date: 2003, Aug. 23-2003, Aug. 28
Authors: M.R. Ay et al
Type : Abstract, Lecturer,
Monte Carlo Simulation Package for Scintillation Cameras Operation in Single photon and Coincidence Imaging mode
Annual Congress of the European Association of Nuclear Medicine (EANM03)
Location: Amsterdam, The Netherlands,
Date: 2003, Aug. 23-2003, Aug. 28
Authors: M.R. Ay et al
Type : Abstract, Lecturer,
Farsi
1.
14th Iranian Nuclear Science Conference
Location: Yazd, Iran,
Date: 2007-
Authors: M. Shafaee, M.R. Ay, D. Sardari
Type : Abstract, Lecturer,
Evaluation of Scatter and penetration in HEGP Collimator in DST Xli Gamma Camera During I131 Imaging
14th Iranian Nuclear Science Conference
Location: Yazd, Iran,
Date: 2007-
Authors: M. Shafaee, M.R. Ay, D. Sardari
Type : Abstract, Lecturer,
1.
Referee,
Iranian Journal of Radiology
Referee,
2.
Referee,
Iranian Journal of Radiation Research
Referee,
3.
Referee,
Iranian Journal of Medical Physics
Referee,
4.
Referee,
Iranian Journal of Nuclear Medicine
Referee,
5.
Referee,
Medical Physics Official Journal of the American Association of Physicists in Medicine (AAPM)
Referee,
1.
Monte Carlo Pacakes in NM/PET
2.
MCNP
3.
Windows
4.
Unix
5.
Programming with Assembly Language (8051)
6.
Matlab
7.
Programming with Fortran
8.
Programming with C++
1.
Activity Type:Member
Member of European Society for Engineering and Medicine
Activity Type:Member
2.
Activity Type:Member
Member of European Federation of Organizations of Medical Physics (EFOMP)
Activity Type:Member
3.
Activity Type:Member
Member of International Organization for Medical Physics (IOMP)
Activity Type:Member
4.
Activity Type:Member
Member of Iranian Association of Biomedical engineering
Activity Type:Member
5.
Activity Type:Member
Member of Iranian Association of Nuclear Medicine
Activity Type:Member
6.
Activity Type:Member
Member of Consortium of Computational Human Phantoms (CCHP)
Activity Type:Member
7.
Activity Type:Others
Fellow Member of International Union Against Cancer (UICC)
Activity Type:Others
8.
Activity Type:Member
Member of Iranian Association of Medical Physics (IAMP)
Activity Type:Member
9.
Activity Type:Member
Member of Institute of Physics and Engineering in Medicine (IPEM)
Activity Type:Member
10.
Activity Type:Member
Member of Institute of Electrical and Electronics Engineers (IEEE)
Activity Type:Member
1. Shielding Design
2. Quality Control of Nuclear Medicine Imaging systems
3. Quantitative Analysis of PET and PET/CT images
4. Medical Image Fusion
5. Image Reconstruction
6. Development of Monte Carlo Simulation Package
7. Monte Carlo Simulation of PET Scanner by Eidolon
8. Monte Carlo simulation of X-ray spectra
9. Monte Carlo Simulation of CT Scanner Using MCNP
10. Monte Carlo simulation of imaging systems
11. CT-based attenuation correction in PET and SPECT
12. High resolution animal imaging
13. Multimodality Imaging
14. MRI-based attenuation correction in PET/MRI
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