مقالات

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  2014 Frontiers in Biomedical Technologies دكتر محمدرضا آي Quantification of PET and CT misalignment errors due to bulk motion in cardiac PET/CT imaging: Phantom and clinical studies 9924
  Hellenic Journal of Nuclear Medicine دكتر محمدرضا آي " Quantitative assessment of the influence of crystal material and size on the performance of rotating dual head small animal PET scanners: Monte Carlo modeling" 9905
  Med Phys دكتر محمدرضا آي "A novel energy mapping approach for CT-based attenuation correction in PET" 9904
  2012 Nuclear. Instrumentation Methods in Physics Research دكتر محمدرضا آي "Generation of attenuation map for MR-based attenuation correction of PET data in the head area employing 3D short echo time MR imaging” 9907
  2013 IEEE Trans Nuclear Sciences دكتر محمدرضا آي 3D Prior Image Constrained Projection Completion for X-ray CT Metal Artifact Reduction 9917
  2012 Med Phys دكتر محمدرضا آي A novel energy mapping approach for CT-based attenuation correction in PET 9857
  2014 Nuclear Instrumentation Methods in Physics Research A دكتر محمدرضا آي A Novel Segmentation Approach for Implementation of MRAC in Head PET/MRI Employing Short-TE MRI and 2-Point Dixon Method in a Fuzzy C-Means Framework 9919
  2010 Nuclear Medicine Communication دكتر محمدرضا آي A Virtual Sinogram Method to Reduce Dental Metallic Implant Artefacts in CT-based Attenuation Correction for PET. 9816
  2009 Medical Physics دكتر محمدرضا آي Differential Dose Volume Histograms of Gamma Knife in Presence of Inhomogeneities Using MRI- polymer Gel Dosimetry and MC Simulation 9835
  2009 Medical Physics دكتر محمدرضا آي Differential Dose Volume Histograms of Gamma Knife in Presence of Inhomogeneities Using MRI- polymer Gel Dosimetry and MC Simulation. 9814
  2014 Frontiers in Biomedical Technologies دكتر محمدرضا آي Experimental Evaluation of the Performance of HiReSPECT Scanner: a High-Resolution SPECT System for Small Animal Imaging 9923
  2013 British Journal of Radiology دكتر محمدرضا آي K-edge ratio method for identification of multiple nanoparticulate contrast agents by spectral CT imaging 9918
  2011 Iranian Journal of Radiation Research دكتر محمدرضا آي Monte Carlo estimation of electron contamination in a 18MV clinical photon beam 9843
  2014 J Appl Clin Med Phys دكتر محمدرضا آي Performance Evaluation of Newly Developed High Resolution Dual Head Animal SPECT System Based on NEMA NU2 2007 Standard 9926
  2012 Hellenic Journal of Nuclear Medicine دكتر محمدرضا آي Quantitative assessment of the influence of crystal material and size on the performance of rotating dual head small animal PET scanners: Monte Carlo modeling 9858
  2014 Phys Med دكتر محمدرضا آي Resolution-Recovery-Embedded Image Reconstruction for a High-Resolution Animal SPECT System 9925
  2012 Hellenic Journal of Nuclear Medicine دكتر محمدرضا آي The infuence of resolution recovery by using collimator detector response during 3D OSEM image reconstruction on 99mTc-ECD brain SPET images 9856
  2010 Hellenic Journal of Nuclear Medicine دكتر محمدرضا آي The infuence of resolution recovery by using collimator detector response during 3D OSEM image reconstruction on 99mTc-ECD brain SPET images " 9903
  2012 Radiation Protection Dosimetry دكتر محمدرضا آي "3D Calculation of Absorbed Dose for 131I Targeted Radiotherapy: A Monte Carlo Study 9853
  2013 Medical Physics دكتر محمدرضا آي "An ordered-subsets proximal preconditioned gradient algorithm for edge-preserving PET image reconstruction" 9912
  2013 J Appl Clin Med Phys دكتر محمدرضا آي "Evaluation of whole-body MR to CT deformable image registration" 9913
  2013 Phys Med دكتر محمدرضا آي "Experimental assessment of the influence of beam hardening filters on image quality and patient dose in volumetric 64-slice x-ray CT scanners" 9906
  2012 Phys Med Vol دكتر محمدرضا آي "Impact of miscentering on patient dose and image noise in x-ray CT imaging: Phantom and clinical studies" 9854
  2011 Nuclear. Instrumentation Methods in Physics Research A دكتر محمدرضا آي "Monte Carlo-based evaluation of inter-crystal scatter and penetration in the PET subsystem of three GE Discovery PET/CT scanners" 9902
  2011 دكتر محمدرضا آي "Monte Carlo-based evaluation of inter-crystal scatter and penetration in the PET subsystem of three GE Discovery PET/CT scanners" Nuclear. Instrumentation Methods in Physics Research A 9855
  2010 Medical Physics دكتر محمدرضا آي "Quantifying the effect of anode surface roughness on diagnostic x-ray spectra using Monte Carlo simulation. 9819
  2010 Medical Physics دكتر محمدرضا آي "Reduction of dental filling metallic artefacts in CT-based attenuation correction of PET data using weighted virtual sinograms optimized by a genetic algorithm" 9846
  2013 Magnetic Resonance Imaging دكتر محمدرضا آي "Smoothly Clipped Absolute Deviation (SCAD) Regularization for Compressed Sensing MRI Using an Augmented Lagrangian Scheme" 9916
  2013 Medical Engineers & Physics دكتر محمدرضا آي 18A novel non-linear recursive filter design for extracting high rate pulse features in nuclear medicine imaging and spectroscopy 9909
  2010 Biomedical Imaging and Intervention Journal. دكتر محمدرضا آي A new method for experimental characterization of scattered radiation in 64-slice CT scanner 9813
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