Optimum angle-cut of collimator for dense objects in high-energy proton radiography
The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in highenergy proton radiography.This article presents the principles of choosing the angle-cut aperture of the collimator for different energies and objects.Numerical simulation using the Monte Carlo code...
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Published in | Chinese physics C Vol. 40; no. 2; pp. 102 - 106 |
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Main Author | |
Format | Journal Article |
Language | English |
Published |
01.02.2016
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Subjects | |
Online Access | Get full text |
ISSN | 1674-1137 0254-3052 |
DOI | 10.1088/1674-1137/40/2/028201 |
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Abstract | The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in highenergy proton radiography.This article presents the principles of choosing the angle-cut aperture of the collimator for different energies and objects.Numerical simulation using the Monte Carlo code Geant4 has been implemented to investigate the entire radiography for the French test object.The optimum angle-cut apertures of the collimators are also obtained for different energies. |
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AbstractList | The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in highenergy proton radiography.This article presents the principles of choosing the angle-cut aperture of the collimator for different energies and objects.Numerical simulation using the Monte Carlo code Geant4 has been implemented to investigate the entire radiography for the French test object.The optimum angle-cut apertures of the collimators are also obtained for different energies. The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in high-energy proton radiography. This article presents the principles of choosing the angle-cut aperture of the collimator for different energies and objects. Numerical simulation using the Monte Carlo code Geant4 has been implemented to investigate the entire radiography for the French test object. The optimum angle-cut apertures of the collimators are also obtained for different energies. |
Author | 许海波 郑娜 |
AuthorAffiliation | Institute of Applied Physics and Computational Mathematics, Beijing 100094, China |
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Cites_doi | 10.1016/j.nimb.2004.12.116 10.1063/1.3580262 10.1016/S0168-9002(03)01368-8 10.1093/rpd/nci034 |
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Notes | The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in highenergy proton radiography.This article presents the principles of choosing the angle-cut aperture of the collimator for different energies and objects.Numerical simulation using the Monte Carlo code Geant4 has been implemented to investigate the entire radiography for the French test object.The optimum angle-cut apertures of the collimators are also obtained for different energies. Hai-Bo Xu,a Zheng(Institute of Applied Physics and Computational Mathematics, Beijing 100094, China) 11-5641/O4 proton radiography multiple Coulomb scattering angular collimator French test object Geant4 ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 |
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References | Mottershead C. T. (4) 1997 12 13 Ziock H. J. (1) 1998 Zumbro J. D. (5) 2005 Aufderheide M. B. (7) He X. Z. (10) 2008; 20 Morris C. L. (2) 2000 Morris C. L. (3) 2006 Xu H. B. (6) 2006; 18 Muellerm K. H. (14) 1984; 491 8 9 Xu H. B. (11) 2015; 39 |
References_xml | – year: 2006 ident: 3 publication-title: Proton Radiography – ident: 8 doi: 10.1016/j.nimb.2004.12.116 – ident: 9 doi: 10.1063/1.3580262 – year: 2000 ident: 2 publication-title: Proton Radiography for an Advanced Hydrotest Facility – volume: 39 year: 2015 ident: 11 publication-title: Chinese Physics C – year: 1998 ident: 1 publication-title: The Proton Radiography Concept – start-page: 1397 year: 1997 ident: 4 publication-title: Proceedings of the 1997 Particle Accelerator Conference – ident: 7 publication-title: Proton Radiography as a Means of Material Characterization – year: 2005 ident: 5 publication-title: Angle-cuts for the Brookhaven Proton Radiography Experiments E955 and E963 Calculated with MCNP – ident: 12 doi: 10.1016/S0168-9002(03)01368-8 – volume: 20 start-page: 297 year: 2008 ident: 10 publication-title: High Power Laser and Particle Beams – volume: 18 start-page: 477 issn: 1001-4322 year: 2006 ident: 6 publication-title: High Power Laser and Particle Beams – ident: 13 doi: 10.1093/rpd/nci034 – volume: 491 start-page: 130 year: 1984 ident: 14 publication-title: SPIE High Speed Photography |
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Snippet | The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in highenergy proton radiography.This article presents the... The use of minus identity lenses with an angle-cut collimator can achieve high contrast images in high-energy proton radiography. This article presents the... |
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SubjectTerms | Apertures Collimation Computer simulation Geant4 Image contrast Mathematical models Monte Carlo methods Optimization Radiography 准直器 平行光管 物体 蒙特卡罗程序 质子照相 高密度 高能 |
Title | Optimum angle-cut of collimator for dense objects in high-energy proton radiography |
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