D. Freese

Thermal regulation of tightly packed solid-state photodetectors in a 1 mm(3) resolution clinical PET system.

D. Hsu, C. Levin, D. Freese, 2014, Medical physics.

Intercrystal scatter studies for a 1 mm3 resolution clinical PET system prototype

D. Hsu, C. Levin, D. Freese, 2019, Physics in medicine and biology.

Gray: a ray tracing-based Monte Carlo simulator for PET.

S. Buss, C. Levin, D. Freese, 2018, Physics in medicine and biology.

Breast-Dedicated Radionuclide Imaging Systems

D. Hsu, C. Levin, D. Freese, 2016, The Journal of Nuclear Medicine.

Contrast recovery performance for a 1mm3 resolution clinical PET system

D. Hsu, C. Levin, D. Freese, 2016, 2016 IEEE Nuclear Science Symposium, Medical Imaging Conference and Room-Temperature Semiconductor Detector Workshop (NSS/MIC/RTSD).

First measurements of a 512 PSAPD prototype of a sub-mm resolution clinical PET camera

D. Hsu, C. Levin, D. Freese, 2013, 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference (2013 NSS/MIC).

Spatial resolution uniformity, isotropy, and the effect of depth of interaction information in a 1mm3 resolution, limited-angle PET system

D. Hsu, C. Levin, D. Freese, 2014, 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC).

Robust Timing Calibration for PET Using L1-Norm Minimization

Craig S. Levin, David L. Freese, David F. C. Hsu, 2017, IEEE Transactions on Medical Imaging.