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冲击引起石墨→金刚石相转变机理的探讨 被引量:7

A Discussion on the Mechanism of Shock-InducedTransformation of Graphite to Diamond
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摘要 通过对冲击引起石墨转变为金刚石两种相转变模型的比较和冲击波在疏松介质中传播特性的分析,研究了在冲击波阵面内形成热斑的机制和引起原子发生异常迁移的机制,进而探讨了在冲击波阵面内,在热斑区,石墨→金刚石的相变过程,以及卸载时金刚石的石墨化过程。 By comparison of two models of phase transition for graphite to diamond and the analysis of shock wave behaviour in porous materials,the formation mechanism of hot spot and the anonalous (atoms) transfor mechanism have been discussed.Also,the transition process of graphite to diamond at hot spots region in shock wave front and the regraphitization process upon unloading have been (analyzied).
作者 张万甲
出处 《高压物理学报》 CAS CSCD 北大核心 2004年第3期209-219,共11页 Chinese Journal of High Pressure Physics
关键词 金刚石 石墨化 相转变 机理 冲击波 研究 疏松 原子 波阵面 相变过程 diamond shock phase transition hot spot
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