| 基于超环面晶体的X射线成像诊断 |
| |
| 引用本文： | 施军,肖沙里,王洪建,钱家渝,刘慎业. 基于超环面晶体的X射线成像诊断[J]. 强激光与粒子束, 2011, 23(10): 2659-2662. DOI: 10.3788/HPLPB20112310.2659 |
| |
| 作者姓名： | 施军 肖沙里 王洪建 钱家渝 刘慎业 |
| |
| 作者单位： | 1. 重庆大学 光电技术及系统教育部重点实验室, 重庆 400030;2. 中国工程物理研究院 激光聚变研究中心, 四川 绵阳 621900 |
| |
| 基金项目： | 国家自然科学基金项目(11075226) |
| |
| 摘 要： | 设计了可用于X射线成像用的聚焦型超环面晶体谱仪,讨论了基于布拉格几何结构的超环面及球面弯曲晶体聚焦特性,给出了基于超环面晶体X射线2维单能成像的光源、晶体及探测器的最佳位置,在中国工程物理研究院激光聚变研究中心进行了X射线背光成像实验.利用超环面弯曲晶体作为成像器件,其弧矢及子午平面的曲率半径分别为290 mm及190...
|
| 关 键 词： | X射线光谱 超环面晶体 X射线成像 空间分辨 |
| 收稿时间： | 1900-01-01; |
X-ray imaging diagnosis based on toroidally bent crystal |
| |
| Shi Jun,Xiao Shali,Wang Hongjian,Qian Jiayu,Liu Shenye. X-ray imaging diagnosis based on toroidally bent crystal[J]. High Power Laser and Particle Beams, 2011, 23(10): 2659-2662. DOI: 10.3788/HPLPB20112310.2659 |
| |
| Authors: | Shi Jun Xiao Shali Wang Hongjian Qian Jiayu Liu Shenye |
| |
| Affiliation: | (1. Key Laboratory of Optoelectronic Technology and System, Ministry of Education, Chongqing University, Chongqing 400030, China;2. Research Center of Laser Fusion, CAEP, P. O.Box 919-986, Mianyang 621900, China) |
| |
| Abstract: | A focusing spectrometer with toroidally bent crystal is designed for X-ray monochromatic imaging.The focusing properties of toroidally bent crystal and spherically bent crystal in Bragg geometry are discussed,and the conditions for optimized two-dimensional(2D) imaging of X-ray source are proposed.X-ray backlight imaging experiments have been carried out in Research Center of Laser Fusion.A toroidally bent crystal of mica was used as the imaging element with curvature radii of 290 mm and 190 mm in meridiona... |
| |
| Keywords: | X-ray spectroscopy toroidally bent crystal X-ray imaging spatial resolution |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
| 点击此处可从《强激光与粒子束》浏览原始摘要信息 |
|
点击此处可从《强激光与粒子束》下载免费的PDF全文 |
|
