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针对高压物质密度诊断的激光X射线照相优化设计

张天奎 韩丹 吴玉迟 闫永宏 赵宗清 谷渝秋

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针对高压物质密度诊断的激光X射线照相优化设计

张天奎, 韩丹, 吴玉迟, 闫永宏, 赵宗清, 谷渝秋

Optimization design of laser X-ray radiography for density diagnosis in compressed matter

Zhang Tian-Kui, Han Dan, Wu Yu-Chi, Yan Yong-Hong, Zhao Zong-Qing, Gu Yu-Qiu
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  • 激光驱动冲击波能提供高压的物质状态, 是状态方程研究的重要工具. 超短超强激光与固体靶相互作用产生的X射线源, 具有短脉冲、微焦点、高产额、能量可调的特点, 是高压物质密度测量的首选背光源. 本文基于蒙特卡罗程序Geant4建立了X射线照相模型, 客体密度分布由流体力学程序Multi-1D模拟激光冲击加载高压物质获得. 在一维长方体形密度客体情况下, 定义了均方根、峰值偏差与上升沿斜率比三种指标, 对照相图像求解的密度结果进行评价, 开展了照相结果信噪比、分辨率与对比度等参数优化. 并开展了一维圆柱形密度客体的照相模拟, 建立了基于Radon逆变换法的Abel反演算法. 反演结果与模拟设计密度分布符合良好, 要求X射线源半径在5 m以内; 反演结果与模拟设计密度分布较为一致, 要求X射线源半径在15 m以内.
    The shock wave driven by laser is an important tool for investigating equation of state and can provide the state of compressed matter. The X-ray source, generated by the short-pulse intense laser interaction with the solid target, has the properties of short pulse, small spot, high yield and tunable energy. Therefore the X-ray source is the first chosen as a backlighter for the diagnosis of dynamic process. The model of the X-ray radiography is established by Monte Carlo code Geant4. The density distribution in an object is obtained by hydrodynamic code Multi-1D and the laser parameters are obtained by the XGIII laser facility. Under the condition of one-dimensional density the object in the shape of rectangular solid, three evaluation criterions, root mean square, peak value and ratio of rise gradient, are defined for evaluating density results. The signal-to-noise, spatial resolution, and contrast of radiography results have been optimized. First, the signal-to-noise has been optimized and the optimization magnification is 5.6 with the photon yield 1012. Second, the spatial resolution according to different spot X-ray source has been simulated by designing resolution plate radiography. Third, in the condition of same magnification, the influence of source yield on radiography result has been analyzed. Fourth, the radiography results of different X-ray energy have been simulated. The optimization energy for radiography requests that the penetrability ratio is greater than 1.5 and the photon count in pixel after penetrating the compressed matter is greater than 3000. And the optimum criteria make sure that the radiography images simultaneously have high contrast and high signal-to-noise. The radiography of one-dimensional density object in the shape of cylinder has been simulated. The Abel inversion algorithm is established based on Radon inversion. The inversion result accords well with the designed density distribution in simulation at the request of the radius of X-ray source less than 5 m. The inversion result basically accords with the designed density distribution in simulation at the request of the radius of X-ray source less than 15 m. This work will contribute to the measurement experiments on the compressed matter achieved by laser-driven-shock and provide the reference for the optimization of radiography based on X-ray.
      通信作者: 赵宗清, zhaozongqing99@gmail.com
    • 基金项目: 国家自然科学基金(批准号: 11505166, 11375161, 11405159, 11174259)和等离子体物理重点实验室基金(批准号: 9140C680301150C68297, 9140C680306120C68253, 9140C680302130C68242)资助的课题.
      Corresponding author: Zhao Zong-Qing, zhaozongqing99@gmail.com
    • Funds: Project supported by the National Natural Science Foundation of China (Grant Nos. 11505166, 11375161, 11405159, 11174259) and the Foundation of Science and Technology on Plasma Physics Laboratory, China (Grant Nos. 9140C680301150C68297, 9140C680306120C68253, 9140C680302130C68242).
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    Ravasio A, Romagnani L, Pape L S, Benuzzi-Mounaix A, Cecchetti C, Batani D, Boehly T, Borghesi M, Dezulian R, Gremillet L, Henry E, Hicks D, Loupias B, MacKinnon A, Ozaki N, Park H S, Patel P, Schiavi A, Vinci T, Clarke R, Notley M, Bandyopadhyay S, Koenig M 2010 Phys. Rev. E 82 016407

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    Park H S, Chambers D M, Chung H K, Clarke R J, Eagleton R, Giraldez E, Goldsack T, Heathcote R, Izumi N, Key M H, King J A, Koch J A, Landen O L, Nikroo A, Patel P K, Price D F, Remington B A, Robey H F, Snavely R A, Steinman D A, Stephens R B, Stoeckl C, Storm M, Tabak M, Theobald W, Town R P J, Wickersham J E, Zhang B B 2006 Phys. Plasmas 13 056309

    [16]

    Park H S, Maddox B R, Giraldez E, Hatchett S P, Hudson L T, Izumi N, Key M H, Pape L S, MacKinnon A J, MacPhee A G, Patel P K, Phillips T W, Remington B A, Seely J F, Tommasini R, Town R, Workman J, Brambrink E 2008 Phys. Plasmas 15 072705

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    Vaughan K, Moore A S, Smalyuk V, Wallace K, Gate D, Glendinning S G, McAlpin S, Park H S, Sorce C, Stevenson R M 2013 High Energ. Dens. Phys. 9 635

    [19]

    Ramis R, Schmalz R, Meyer-Ter-Vehn J 1988 Comput. Phys. Commun 49 475

    [20]

    Buis E J, Vacanti G 2009 Nucl. Instrum. Methods Phys. Res. Sect. A 599 260

    [21]

    Shao H, Zhu D P, Wu Y X 2005 J. Shanghai JiaoTong Univ. 39 1375 (in Chinese) [邵华, 朱丹平, 吴毅雄 2005 上海交通大学学报 39 1375]

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    Wang J, Zhao Z Q, He W H, Zhu B, Dong K G, Wu Y C, Zhang T K, Niu G, Zhou K N, Xie N, Zhou W M, Gu Y Q 2015 Chin. Opt. Lett. 13 031001

  • [1]

    Ravasio A, Koenig M, Pape S L, Benuzzi-Mounaix A, Park H S, Cecchetti C, Patel P, Schiavi A, Ozaki N, Mackinnon A, Loupias B, Batani D, Boehly T, Borghesi M, Dezulian R, Henry E, Notley M, Bandyopadhyay S, Clarke R, Vinci T 2008 Phys. Plasmas 15 060701

    [2]

    Pape L S, Neumayer P, Fortmann C, Doppner T, Davis P, Kritcher A, Landen O, Glenzer S 2010 Phys. Plasmas 17 056309

    [3]

    Liu T H, Hao Z Q, Gao X, Liu Z H, Lin J Q 2014 Chin. Phys. B 23 085203

    [4]

    Wang J X, Gao X, Song C, Lin J Q 2015 Acta Phys. Sin. 64 045204 (in Chinese) [王绩勋, 高勋, 宋超, 林景全 2015 物理学报 64 045204]

    [5]

    Brambrink E, Wei H G, Barbrel B, Audebert P, Benuzzi-Mounaix A, Boehly T, Endo T, Gregory C D, Kimura T, Kodama R, Ozaki N, Park H S, Koenig M 2009 Phys. Rev. E 80 056407

    [6]

    Neumayer P, Fortmann C, Dppner T, Davis P, Falcone R W, Kritcher A L, Landen O L, Lee H J, Lee R W, Niemann C, Pape L S, Glenzer S H 2010 Phys. Rev. Lett. 105 075003

    [7]

    Loupias B, Perez F, Benuzzi-Mounaix A, Ozaki N, Rabec M, Gloahec L E, Pikuz T A, Faenov A Y, Aglitskiy Y, Koenig M 2009 Laser and Particle Beams 27 601

    [8]

    Brambrink E, Wei H G, Barbrel B, Audebert P, Benuzzi-Mounaix A, Boehly T, Endo T, Gregory C, Kimura T, Kodama R, Ozaki N, Park H S, Gloahec R L M, Koenig M 2009 Phys. Plasmas 16 033101

    [9]

    Fortney J J, Glenzer S H, Koenig M, Militzer B, Saumon D, Valencia D 2009 Phys. Plasmas 16 041003

    [10]

    Pape L S, Macphee A, Hey D, Patel P, Mackinnon A, Key M, Pasley J, Wei M, Chen S, Ma T, Beg F, Alexander N, Stephens R, Offerman D, Link A, Van-Woerkom L, Freeman R 2008 Rev. Sci. Instrum. 79 106104

    [11]

    Ravasio A, Romagnani L, Pape L S, Benuzzi-Mounaix A, Cecchetti C, Batani D, Boehly T, Borghesi M, Dezulian R, Gremillet L, Henry E, Hicks D, Loupias B, MacKinnon A, Ozaki N, Park H S, Patel P, Schiavi A, Vinci T, Clarke R, Notley M, Bandyopadhyay S, Koenig M 2010 Phys. Rev. E 82 016407

    [12]

    Wang R R, Chen W M, Wang W, Dong J Q, Xiao S L 2010 Chin. Phys. B 19 075202

    [13]

    Zhu W, Ye Y, Zhu P F, Liu Z Q, Xia C Q, Shen B F, Liang X Y, Leng Y X, Qian W X, Li J, Li 4 R, Li Z Y, Peng Q X 2012 High Power Laser and Particle Beams 24 2651 (in Chinese) [朱巍, 叶雁, 朱鹏飞, 刘振清, 夏长权, 沈百飞, 梁晓燕, 冷雨欣, 钱伟新, 李军, 李泽仁, 李作友, 彭其先 2012 强激光与粒子束 24 2651]

    [14]

    Xiong J, Dong J Q, Jia G, Wang R R, Wang W, Fu S Z, Zheng W D 2013 Chin. Phys. B 22 065201

    [15]

    Park H S, Chambers D M, Chung H K, Clarke R J, Eagleton R, Giraldez E, Goldsack T, Heathcote R, Izumi N, Key M H, King J A, Koch J A, Landen O L, Nikroo A, Patel P K, Price D F, Remington B A, Robey H F, Snavely R A, Steinman D A, Stephens R B, Stoeckl C, Storm M, Tabak M, Theobald W, Town R P J, Wickersham J E, Zhang B B 2006 Phys. Plasmas 13 056309

    [16]

    Park H S, Maddox B R, Giraldez E, Hatchett S P, Hudson L T, Izumi N, Key M H, Pape L S, MacKinnon A J, MacPhee A G, Patel P K, Phillips T W, Remington B A, Seely J F, Tommasini R, Town R, Workman J, Brambrink E 2008 Phys. Plasmas 15 072705

    [17]

    Tommasini R, Hatchett S P, Hey D S, Iglesias C, Izumi N, Koch J A, Landen O L, MacKinnon A J, Sorce C, Delettrez J A, Glebov V Y, Sangster T C, Stoeckl C 2011 Phys. Plasmas 18 056309

    [18]

    Vaughan K, Moore A S, Smalyuk V, Wallace K, Gate D, Glendinning S G, McAlpin S, Park H S, Sorce C, Stevenson R M 2013 High Energ. Dens. Phys. 9 635

    [19]

    Ramis R, Schmalz R, Meyer-Ter-Vehn J 1988 Comput. Phys. Commun 49 475

    [20]

    Buis E J, Vacanti G 2009 Nucl. Instrum. Methods Phys. Res. Sect. A 599 260

    [21]

    Shao H, Zhu D P, Wu Y X 2005 J. Shanghai JiaoTong Univ. 39 1375 (in Chinese) [邵华, 朱丹平, 吴毅雄 2005 上海交通大学学报 39 1375]

    [22]

    Wang J, Zhao Z Q, He W H, Zhu B, Dong K G, Wu Y C, Zhang T K, Niu G, Zhou K N, Xie N, Zhou W M, Gu Y Q 2015 Chin. Opt. Lett. 13 031001

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出版历程
  • 收稿日期:  2015-07-17
  • 修回日期:  2015-10-31
  • 刊出日期:  2016-02-05

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