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Academic Staff / RCMCI
Dr Mohammad Reza Ay
Head of RCMCI
Email:
mohammadreza_ay@tums.ac.ir
Phone:
02166907518
Link:
http://www.mohammadreza-ay.net/En/Default.aspx
Publications:
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Towards quantitative small-animal imaging on hybrid PET/CT and PET/MRI systems
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Radiation Dose Assessment to Family Members Taking Care of Non-Cancerous Thyroid Patients Treated with I-131 Therapy in Nuclear Medicine Department
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Implementation of absolute quantification in small-animal SPECT imaging: Phantom and animal studies
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MR-guided attenuation map for prostate PET-MRI: an intensity and morphologic-based segmentation approach for generating a five-class attenuation map in pelvic region
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Uncertainties in effective dose estimation for CT transmission scan in total body PET-CT imaging with Auto mA3D tube current modulation
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An alternative mathematical modeling of the scintillation camera and framework for performance analysis of gamma-ray positioning algorithms
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Evaluating the Impact of Various Parameters on the Gamma Index Values of 2D Diode Array in IMRT Verification
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Capturing Bone Signal in MRI of Pelvis, as a Large FOV Region, Using TWIST Sequence and Generating a 5-Class Attenuation Map for Prostate PET/MRI Imaging
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Recovery of Missing Data in Partial Geometry PET Scanners: Compensation in Projection Space vs Image Space
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A novel dual energy method for enhanced quantitative computed tomography
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Is correction for metallic artefacts mandatory in cardiac SPECT/CT imaging in the presence of pacemaker and implantable cardioverter defibrillator leads?
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Concept design and Monte Carlo performance evaluation of HeadphonePET: A novel brain-dedicated PET system based on partial cylindrical detectors
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Cardiac contraction motion compensation in gated myocardial perfusion SPECT: A comparative study
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The influence of using different reconstruction algorithms on sensitivity of quantitative 18F-FDG-PET volumetric measures to background activity variation
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Reconstruction/segmentation of attenuation map in TOF-PET based on mixture models
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Development of a Preclinical PET System Based on Pixelated LYSO Crystals and SiPM Arrays
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A Generic, Scalable, and Cost-Effective Detector Front-End Block for PET
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Generic high resolution PET detector block using 12 × 12 SiPM array
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Folic acid-cysteamine modified gold nanoparticle as a nanoprobe for targeted computed tomography imaging of cancer cells
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Evaluation of Size, Morphology, Concentration, and Surface Effect of Gold Nanoparticles on X-ray Attenuation in Computed Tomography
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6th Anniversary Editorial
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Targeted Gold Nanoparticles Enable Molecular CT Imaging of Head and Neck Cancer: An in Vivo Study
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Performance evaluation of developed dedicated breast PET scanner and improvement of the spatial resolution by wobbling
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Standard SPECT myocardial perfusion estimation from half-time acquisitions using deep convolutional residual neural networks
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Guidelines for TMS/tES Clinical Services and Research through the COVID-19 Pandemic
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Deep-JASC: joint attenuation and scatter correction in whole-body 18F-FDG PET using a deep residual network
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A Novel Method for Measuring the MTF of CT Scanners: A Phantom Study
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The influence of misregistration between CT and SPECT images on the accuracy of CT-based attenuation correction of cardiac SPECT/CT imaging: Phantom and clinical studies
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Dual-energy CT imaging of nasopharyngeal cancer cells using multifunctional gold nanoparticles
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A novel approach to automatic position calibration for pixelated crystals in gamma imaging
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NEMA NU‐4 2008 Performance Evaluation of Xtrim‐PET: A prototype Si PM‐based preclinical scanner
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Joint compensation of motion and partial volume effects by iterativedeconvolution incorporating wavelet-based denoising in oncologic PET/CTimaging
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Novel preclinical PET geometrical concept using a monolithic scintillator crystal offering concurrent enhancement in spatial resolution and detection sensitivity: a simulation
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Validation and evaluation of a GATE model for MAMMI PET scanner
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The impact of iterative reconstruction protocol, signal‑to‑background ratio and background activity on measurement of PET spatial resolution
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Molecular imaging approaches in the diagnosis of breast cancer: A systematic review and meta-analysis
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Computationally efficient system matrix calculation techniques in computed tomography iterative reconstruction
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Sparse-view statistical image reconstruction with improved total variation regularization for X-ray micro-CT imaging
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Targeted gold nanoparticles enable molecular CT imaging of head and neck cancer: an in vivo study
Centers
RCBTR
RCMCI
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