室温高压下天然锡石状态方程研究

蒋玺 周文戈 刘永刚 谢鸿森 张欢 刘景 马麦宁 李晓东 李延春

蒋玺, 周文戈, 刘永刚, 谢鸿森, 张欢, 刘景, 马麦宁, 李晓东, 李延春. 室温高压下天然锡石状态方程研究[J]. 高压物理学报, 2005, 19(3): 225-229 . doi: 10.11858/gywlxb.2005.03.006
引用本文: 蒋玺, 周文戈, 刘永刚, 谢鸿森, 张欢, 刘景, 马麦宁, 李晓东, 李延春. 室温高压下天然锡石状态方程研究[J]. 高压物理学报, 2005, 19(3): 225-229 . doi: 10.11858/gywlxb.2005.03.006
JIANG Xi, ZHOU Wen-Ge, LIU Yong-Gang, XIE Hong-Sen, ZHANG Huan, LIU Jing, MA Mai-Ning, LI Xiao-Dong, LI Yan-Chun. Equation of State of Cassiterite at Room Temperature and up to 13 GPa[J]. Chinese Journal of High Pressure Physics, 2005, 19(3): 225-229 . doi: 10.11858/gywlxb.2005.03.006
Citation: JIANG Xi, ZHOU Wen-Ge, LIU Yong-Gang, XIE Hong-Sen, ZHANG Huan, LIU Jing, MA Mai-Ning, LI Xiao-Dong, LI Yan-Chun. Equation of State of Cassiterite at Room Temperature and up to 13 GPa[J]. Chinese Journal of High Pressure Physics, 2005, 19(3): 225-229 . doi: 10.11858/gywlxb.2005.03.006

室温高压下天然锡石状态方程研究

doi: 10.11858/gywlxb.2005.03.006
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    通讯作者:

    蒋玺

Equation of State of Cassiterite at Room Temperature and up to 13 GPa

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    Corresponding author: JIANG Xi
  • 摘要: 利用金刚石压腔同步辐射X射线就位衍射技术,在室温、最高压力达13 GPa条件下,对采自云南个旧锡矿的天然锡石做了X衍射测量。结果表明,在实验压力范围内锡石未发生相变,其晶胞参数随压力增大而逐渐减小。与前人合成锡石实验结果相比,本次实验测定的晶胞参数偏大。由Birch状态方程对实验结果p-V进行最小二乘法拟合,得出锡石的KT(0)=228 GPa。分析认为,在天然矿物晶体中,Zr对Sn的类质同象置换是晶胞参数偏大的主要原因。

     

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出版历程
  • 收稿日期:  2004-04-20
  • 修回日期:  2004-08-29
  • 发布日期:  2005-09-05

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