Evaluation of Sub-millimeter Pixelated Detectors for Ultra-high Resolution PET ApplicationsUniversity of California, Davis, 2006 - 280 Seiten |
Inhalt
Ge Detector | 6 |
Noncolinearity Modeling | 25 |
Monte Carlo Simulations | 40 |
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3D scanner 511 keV photon achieve addition angle angular animal scanner array BGO BGO BGO LSO 0.8 Chapter characterized codes coincidence Compton edge Compton scattering counts deposited energy Derenzo detector design detector elements detector material detector response digitized dimensions distribution electron ellipse energy deposited energy histogram energy resolution energy spectrum flood histogram Fortran frequency cm¹ function FWHM FWHM resolution FWTM geometry imaging interacting events intrinsic resolution intrinsic spatial resolution iterative reconstruction lead LSO 0.8 Nal LSO detectors measured microPET Focus minimal mispositioning Monte Carlo simulations mouse MTF CZT multiple interactions multiplexing non-uniform sampling nsec PET detectors PET scanner PET systems phantom photocathode photopeak pixel sizes plot positioning positron range preamplifier radionuclides readout reflector scintillation crystals scintillation detectors semiconductor detectors semiconductor materials shown in Figure shows signal single sinogram small animal PET small pixel strip thickness x-rays