低冲击应力下脆性介质电阻率的实时测量

杨佳 喻寅 蒋冬冬 张明建 李永宏 刘福生 贺红亮

杨佳, 喻寅, 蒋冬冬, 张明建, 李永宏, 刘福生, 贺红亮. 低冲击应力下脆性介质电阻率的实时测量[J]. 高压物理学报, 2012, 26(4): 389-394. doi: 10.11858/gywlxb.2012.04.005
引用本文: 杨佳, 喻寅, 蒋冬冬, 张明建, 李永宏, 刘福生, 贺红亮. 低冲击应力下脆性介质电阻率的实时测量[J]. 高压物理学报, 2012, 26(4): 389-394. doi: 10.11858/gywlxb.2012.04.005
YANG Jia, YU Yin, JIANG Dong-Dong, ZHANG Ming-Jian, LI Yong-Hong, LIU Fu-Sheng, HE Hong-Liang. Measurement of Electrical Resistivity of Brittle Materials under Weak Shock Compression[J]. Chinese Journal of High Pressure Physics, 2012, 26(4): 389-394. doi: 10.11858/gywlxb.2012.04.005
Citation: YANG Jia, YU Yin, JIANG Dong-Dong, ZHANG Ming-Jian, LI Yong-Hong, LIU Fu-Sheng, HE Hong-Liang. Measurement of Electrical Resistivity of Brittle Materials under Weak Shock Compression[J]. Chinese Journal of High Pressure Physics, 2012, 26(4): 389-394. doi: 10.11858/gywlxb.2012.04.005

低冲击应力下脆性介质电阻率的实时测量

doi: 10.11858/gywlxb.2012.04.005
详细信息
    通讯作者:

    贺红亮 E-mail:honglianghe@263.net

Measurement of Electrical Resistivity of Brittle Materials under Weak Shock Compression

  • 摘要: 冲击波压缩下材料宏观性质的变化与微观结构演化有着密切联系。通过改进对称差分电路测量方法,测量K9玻璃在失效破坏过程中的电阻率变化,研究了脆性介质在低冲击波应力下的损伤破坏机制。结果表明,随着冲击波在K9玻璃中传播,K9玻璃的电阻率逐渐下降;在7.6 GPa冲击压缩下,K9玻璃由最初的绝缘体状态逐渐转变为电阻率约420 m的稳定状态。

     

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出版历程
  • 收稿日期:  2010-12-29
  • 修回日期:  2011-04-01
  • 发布日期:  2012-08-15

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