Technical Note: Rapid and high-resolution deep learning-based radiopharmaceutical imaging with 3D-CZT compton camera and sparse projection data.
Sign Up to like & getrecommendations! Published in 2022 at "Medical physics"
DOI: 10.1002/mp.15898
Abstract: BACKGROUND Compton camera has great potential in nuclear medicine imaging due to the high detection efficiency and the ability to simultaneously detect multi-energy radioactive sources. However, the finite resolution of the detectors will degrade the… read more here.
Keywords: compton; compton camera; radiopharmaceutical imaging; high resolution ... See more keywords
The effects of intra-detector Compton scatter on low-frequency DQE for photon-counting CT using edge-on-irradiated silicon detectors.
Sign Up to like & getrecommendations! Published in 2024 at "Medical physics"
DOI: 10.1002/mp.17122
Abstract: BACKGROUND Edge-on-irradiated silicon detectors are currently being investigated for use in full-body photon-counting computed tomography (CT) applications. The low atomic number of silicon leads to a significant number of incident photons being Compton scattered in… read more here.
Keywords: compton; irradiated silicon; detector; edge irradiated ... See more keywords
The two-loop coefficient functions for double deeply virtual Compton scattering
Sign Up to like & getrecommendations! Published in 2024 at "Journal of High Energy Physics"
DOI: 10.1007/jhep01(2025)069
Abstract: Making use of conformal symmetry of large-nf QCD in d = 4 – 2ϵ dimensions at the Wilson-Fischer fixed point, we calculate the two-loop coefficient functions in the operator product expansion of two electromagnetic currents… read more here.
Keywords: coefficient functions; compton; loop coefficient; double deeply ... See more keywords
Development of a Compton imager setup
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Astrophysics and Astronomy"
DOI: 10.1007/s12036-025-10110-7
Abstract: Hard X-ray photons with energies in the range of hundreds of keV typically undergo Compton scattering when they are incident on a detector. In this process, an incident photon deposits a fraction of its energy… read more here.
Keywords: compton; 12pt minimal; documentclass 12pt; document ... See more keywords
Angular distribution of multiple Compton scattered gamma rays of 662 keV in tin
Sign Up to like & getrecommendations! Published in 2019 at "Indian Journal of Physics"
DOI: 10.1007/s12648-019-01529-0
Abstract: In multiple Compton scattering, the incident gamma photon is scattered more than once due to finite dimensions of the sample. It serves as a noise for the exact evaluation of electron momentum distribution in Compton… read more here.
Keywords: multiple compton; angular distribution; compton; 662 kev ... See more keywords
Compton profiles of some composite materials normalized by a new method
Sign Up to like & getrecommendations! Published in 2018 at "Radiation Physics and Chemistry"
DOI: 10.1016/j.radphyschem.2017.12.001
Abstract: Abstract Recently, we have shown that as a novel approach, in the case of samples which can be treated as pure incoherent scatterers, the effective atomic number Z eff itself could be conveniently used to… read more here.
Keywords: profiles composite; compton profiles; incoherent scatterers; pure incoherent ... See more keywords
Electronic and optical properties of CaCl2 using Compton scattering and density functional theory
Sign Up to like & getrecommendations! Published in 2018 at "Radiation Physics and Chemistry"
DOI: 10.1016/j.radphyschem.2018.06.023
Abstract: Abstract In this paper electron momentum density of CaCl2 using 241Am Compton spectrometer is reported. The experimental Compton profile is compared with the corresponding theoretical profiles, computed using different exchange and correlation potentials within linear… read more here.
Keywords: cacl2 using; optical properties; electronic optical; density ... See more keywords
Multi-modal 3D imaging of radionuclides using multiple hybrid Compton cameras
Sign Up to like & getrecommendations! Published in 2022 at "Scientific Reports"
DOI: 10.1038/s41598-022-06401-6
Abstract: For radiological diagnosis and radionuclide therapy, X-ray and gamma-ray imaging technologies are essential. Single-photon emission tomography (SPECT) and positron emission tomography (PET) play essential roles in radiological diagnosis, such as the early detection of tumors.… read more here.
Keywords: mode targeting; multiple hybrid; using multiple; hybrid compton ... See more keywords
High-contrast Compton camera: Challenges to high-quality and broadband imaging
Sign Up to like & getrecommendations! Published in 2024 at "Applied Physics Letters"
DOI: 10.1063/5.0231745
Abstract: In the field of nuclear medicine, various radiopharmaceuticals require wideband x-ray/gamma-ray imaging devices for clinical and treatment monitoring. Compton cameras, which perform imaging using high-energy gamma rays, have the potential to significantly increase the variety… read more here.
Keywords: compton; gamma; compton camera; contrast ... See more keywords
Reconstruction algorithm for 3D Compton scattering imaging with incomplete data
Sign Up to like & getrecommendations! Published in 2020 at "Inverse Problems in Science and Engineering"
DOI: 10.1080/17415977.2020.1815723
Abstract: Compton scattering describes the scattering of a photon after its collision with an electron. The recent developments of spectral cameras, able to collect photons in terms of energy, open the way to a new imaging… read more here.
Keywords: scattering imaging; compton; algorithm compton; reconstruction algorithm ... See more keywords
Study and comparison of different sensitivity models for a two-plane Compton camera.
Sign Up to like & getrecommendations! Published in 2018 at "Physics in medicine and biology"
DOI: 10.1088/1361-6560/aac8cd
Abstract: Given the strong variations in the sensitivity of Compton cameras for the detection of events originating from different points in the field of view (FoV), sensitivity correction is often necessary in Compton image reconstruction. Several… read more here.
Keywords: sensitivity models; compton camera; sensitivity; model ... See more keywords