2020
High Sensitivity and High Resolution Dynamic Brain-Dedicated TOF-DOI PET Scanner
Bläckberg L, Sanchez D, Borghi G, Ballabriga R, Sajedi S, Gómez S, Fakhri G, Mazzi A, Paternoster G, Majewski S, Gola A, Gascón D, Sabet H. High Sensitivity and High Resolution Dynamic Brain-Dedicated TOF-DOI PET Scanner. 2020, 00: 1-5. DOI: 10.1109/nss/mic42677.2020.9507837.Peer-Reviewed Original ResearchCoincidence time resolutionField of viewFWHM coincidence timing resolutionTime resolutionIntrinsic detector resolutionLow noise ASICsLYSO scintillator arrayScintillator arraySiPM arrayDetector conceptLYSO crystalsDetector volumeDetector resolutionPET detectorsSiPM signalsReduce image blurringDOI positionsHigh PDEPET scannerTiming jitterSimultaneous high resolutionScanner designTransport simulationsDetectorIntegrated light sensors
2017
GATE simulation of a new design of pinhole SPECT system for small animal brain imaging
Ozsahin D, Bläckberg L, Fakhri G, Sabet H. GATE simulation of a new design of pinhole SPECT system for small animal brain imaging. Journal Of Instrumentation 2017, 12: c01085-c01085. DOI: 10.1088/1748-0221/12/01/c01085.Peer-Reviewed Original ResearchFWHM spatial resolutionDetector modulesSPECT systemNEMA NU-4 protocolImage quality simulationsIntrinsic detector resolutionSpatial resolutionPinhole SPECT systemSmall-animal SPECT imagingAnimal SPECT imagingStationary SPECT systemAnimal brain imagingSmall animal brain imagingSmall animal imagingDetector resolutionSPECT detectorGATE simulationsDetector sizeSystem sensitivityPhantom evaluationResolution recoveryFOV sizeDetectorAnimal imagingFWHM
2001
Realistic Monte Carlo Simulation of Ga-67 SPECT Imaging
Moore S, El Fakhri G. Realistic Monte Carlo Simulation of Ga-67 SPECT Imaging. IEEE Transactions On Nuclear Science 2001, 48: 720. DOI: 10.1109/23.940153.Peer-Reviewed Original ResearchRealistic Monte Carlo simulationsNumerical torso phantomLead X-raysMonte Carlo programPhoton emission energyPoisson noise realizationsGa-67 SPECT imagingCollimator penetrationDetector resolutionEnergy windowRSD phantomPhoton propagationPhoton scatteringTorso phantomHeart/thorax phantomAttenuation mapEnergy distributionEmission energyImproved variance reductionSPECT imagesPhantomGa-67 studiesNoise realizationsScatteringAxillary lymph nodes
2000
Realistic Monte Carlo simulation of Ga-67 imaging for optimization and evaluation of correction methods
Moore S, Fakhri G. Realistic Monte Carlo simulation of Ga-67 imaging for optimization and evaluation of correction methods. 2011 IEEE Nuclear Science Symposium Conference Record 2000, 3: 20/35-20/38 vol.3. DOI: 10.1109/nssmic.2000.949312.Peer-Reviewed Original ResearchRealistic Monte Carlo simulationsNumerical torso phantomMonte Carlo programLead X-raysPhoton emission energyPoisson noise realizationsMaximum rectangular regionCollimator penetrationDetector resolutionEnergy windowRSD phantomPhoton scatteringPhoton propagationTorso phantomHeart/thorax phantomAttenuation mapEnergy distributionEmission energyImproved variance reductionPhantomNoise-free imageGa-67 studiesGa-67Noise realizationsScattering