Cone-beam CT imaging with laterally enlarged field of view based on independently movable source and detector.
Sign Up to like & getrecommendations! Published in 2023 at "Medical physics"
DOI: 10.1002/mp.16463
Abstract: BACKGROUND CBCT imaging with field of views (FOVs) exceeding the size of scans acquired in the conventional imaging geometry, i.e. with opposing source and detector, is of high clinical importance for many medical fields. A… read more here.
Keywords: full scans; source detector; enfov360 enfov180; geometry ... See more keywords
Full-Energy peak efficiency of an NaI(Tl) detector with coincidence summing correction showing the effect of the source-to-detector distance
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Journal of Physics"
DOI: 10.1016/j.cjph.2016.11.013
Abstract: Abstract The coincidence summing effect is considered to be one of the most important problems in γ-ray spectrometry. It has played an important role in the detector calibration process, especially at low source-to-detector distances, which… read more here.
Keywords: detector; source detector; efficiency; coincidence summing ... See more keywords
An Adjoint Technique Applied to Slab-Geometry Source-Detector Problems Using the Generalized Spectral Green’s Function Nodal Method
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Computational and Theoretical Transport"
DOI: 10.1080/23324309.2018.1539403
Abstract: Abstract Presented here is the application of an adjoint technique for solving source-detector discrete ordinates (SN) transport problems by using a spectral nodal method. For slab-geometry adjoint SN model, the adjoint spectral Green’s function method… read more here.
Keywords: adjoint; nodal method; geometry; source detector ... See more keywords
Measurements correlated to efficiency studies of NaI(Tl) scintillator with vertical hexagonal radioactive source
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Instrumentation"
DOI: 10.1088/1748-0221/16/07/p07011
Abstract: Nowadays, many scientists work on the geometry change between source-to-detector arrangement to calibrate the 3”× 3” γ-ray NaI(Tl) detector based on the available sample shape in the laboratory. The calculated full-energy peak efficiency is more… read more here.
Keywords: source detector; vertical hexagonal; detector; source ... See more keywords
Laparoscopic diffuse reflectance spectroscopy of an underlying tubular inclusion: a phantom study.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.009689
Abstract: We demonstrate diffuse reflectance spectroscopy (DRS) of a subsurface tubular inclusion by using a fiber probe having a single source-detector pair attached to a laparoscopic bipolar device. A forward model was also developed for DRS… read more here.
Keywords: inclusion; reflectance spectroscopy; tubular inclusion; spectroscopy ... See more keywords