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辐射驱动内爆最大压缩时刻芯部状态的研究

董建军 丁永坤 曹柱荣 张继彦 陈伯伦 杨正华 邓博 袁铮 江少恩

物理学报2012,Vol.61Issue(22):294-300,7.
物理学报2012,Vol.61Issue(22):294-300,7.

辐射驱动内爆最大压缩时刻芯部状态的研究

Core condition analysis of radiation driven implosion for maximum compression

董建军 1丁永坤 1曹柱荣 1张继彦 1陈伯伦 1杨正华 1邓博 1袁铮 1江少恩1

作者信息

  • 1. 中国工程物理研究院,激光聚变研究中心,绵阳621900
  • 折叠

摘要

Abstract

Core condition studies of radiation driven implosion for maximum compression time are the key contents of inertial confinement fusion research. Core conditions refer to the electron temperature and mass density in core region. The spatial distribution of core emission is calculated based on local thermal equilibrium by Multi one-dimensional simulation of core temperature and density. As- sumption is made that the core temperature and density distributions each meet a Gauss distribution. Peak values and full widths at half maximum of temperature and density spatial distribution can be inferred by parameter optimization. The data-processing for implosion experiment on Sheng-GuanglII prototype facility indicates that the peak values of temperature and density are 1.7 keV and 1.2 g/cm3 respectively. The full widths at half maximum of temperature and density distribution are 20 μm and 18 μm respectively.

关键词

辐射驱动内爆/芯部/局域热平衡/高斯分布

Key words

radiation driven implosion/core region/local thermal equilibrium/Gauss distribution

分类

能源科技

引用本文复制引用

董建军,丁永坤,曹柱荣,张继彦,陈伯伦,杨正华,邓博,袁铮,江少恩..辐射驱动内爆最大压缩时刻芯部状态的研究[J].物理学报,2012,61(22):294-300,7.

基金项目

国家自然科学基金(批准号:10905050)和中国工程物理研究院科学技术发展基金(批准号:201080102015)资助的课题. ()

物理学报

OA北大核心CSCDCSTPCDSCI

1000-3290

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