Image restoration of high-energy X-ray radiography with a scintillator blur model
Abstract
High-energy X-ray radiographic image restoration is performed using a simulated radiation point spread function and an experimentally derived optical point spread function. It is shown that a robust method for removal of thick monolithic scintillator blur can be determined through independent examination of the blur components. We show that the scintillator blur for a 20 MeV end-point X-ray beam and 20 mm thick LYSO scintillator contributes significantly to the system blur. It is also shown that the optical scatter in the monolithic crystal degrades the low-frequency response of the system. The use of a simulated point spread function for image restoration using deconvolution provides a simple method for image restoration, thereby enhancing feature identification and areal density reconstruction.
- Authors:
- Publication Date:
- Research Org.:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States); Mission Support and Test Services, LLC (MSTS), North Las Vegas, NV (United States); Nevada National Security Site/Mission Support and Test Services LLC (NNSS/MSTS), North Las Vegas, NV (United States); Las Vegas, NV (United States)
- Sponsoring Org.:
- USDOE National Nuclear Security Administration (NNSA), Office of Defense Programs (DP); USDOE National Nuclear Security Administration (NNSA). Office of Defense Programs (DP)
- OSTI Identifier:
- 1615124
- Alternate Identifier(s):
- OSTI ID: 1616429; OSTI ID: 1725796; OSTI ID: 1726017
- Report Number(s):
- LA-UR-20-20416; DOE/NV/03624-0674; DOE/NV/03624-0617
Journal ID: ISSN 0168-9002; S0168900220304009; 163910; PII: S0168900220304009
- Grant/Contract Number:
- 89233218CNA000001; AC52-06NA25396; NA0003624
- Resource Type:
- Published Article
- Journal Name:
- Nuclear Instruments and Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors and Associated Equipment
- Additional Journal Information:
- Journal Name: Nuclear Instruments and Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors and Associated Equipment Journal Volume: 968 Journal Issue: C; Journal ID: ISSN 0168-9002
- Publisher:
- Elsevier
- Country of Publication:
- Netherlands
- Language:
- English
- Subject:
- 46 INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY; Radiography; Imaging; Image restoration; Blur; imaging; image restoration; blur
Citation Formats
Smalley, Duane, Baker, Stuart, Baldonado, Brandon, Castaneda, Jesus, Corredor, Andrew, Clayton, Jessica H., Fegenbush, Logan, Gautier, Cort, Gehring, Amanda, Haines, Todd, Lucero, James, Stearns, John, and Walters, Katie. Image restoration of high-energy X-ray radiography with a scintillator blur model. Netherlands: N. p., 2020.
Web. doi:10.1016/j.nima.2020.163910.
Smalley, Duane, Baker, Stuart, Baldonado, Brandon, Castaneda, Jesus, Corredor, Andrew, Clayton, Jessica H., Fegenbush, Logan, Gautier, Cort, Gehring, Amanda, Haines, Todd, Lucero, James, Stearns, John, & Walters, Katie. Image restoration of high-energy X-ray radiography with a scintillator blur model. Netherlands. https://doi.org/10.1016/j.nima.2020.163910
Smalley, Duane, Baker, Stuart, Baldonado, Brandon, Castaneda, Jesus, Corredor, Andrew, Clayton, Jessica H., Fegenbush, Logan, Gautier, Cort, Gehring, Amanda, Haines, Todd, Lucero, James, Stearns, John, and Walters, Katie. Wed .
"Image restoration of high-energy X-ray radiography with a scintillator blur model". Netherlands. https://doi.org/10.1016/j.nima.2020.163910.
@article{osti_1615124,
title = {Image restoration of high-energy X-ray radiography with a scintillator blur model},
author = {Smalley, Duane and Baker, Stuart and Baldonado, Brandon and Castaneda, Jesus and Corredor, Andrew and Clayton, Jessica H. and Fegenbush, Logan and Gautier, Cort and Gehring, Amanda and Haines, Todd and Lucero, James and Stearns, John and Walters, Katie},
abstractNote = {High-energy X-ray radiographic image restoration is performed using a simulated radiation point spread function and an experimentally derived optical point spread function. It is shown that a robust method for removal of thick monolithic scintillator blur can be determined through independent examination of the blur components. We show that the scintillator blur for a 20 MeV end-point X-ray beam and 20 mm thick LYSO scintillator contributes significantly to the system blur. It is also shown that the optical scatter in the monolithic crystal degrades the low-frequency response of the system. The use of a simulated point spread function for image restoration using deconvolution provides a simple method for image restoration, thereby enhancing feature identification and areal density reconstruction.},
doi = {10.1016/j.nima.2020.163910},
journal = {Nuclear Instruments and Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors and Associated Equipment},
number = C,
volume = 968,
place = {Netherlands},
year = {Wed Jul 01 00:00:00 EDT 2020},
month = {Wed Jul 01 00:00:00 EDT 2020}
}
https://doi.org/10.1016/j.nima.2020.163910
Web of Science
Figures / Tables:
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