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陶瓷材料在压剪联合冲击加载下动态响应的实验研究

DOI: 10.11858/gywlxb.2007.04.001, PP. 337-341

Keywords: 固体力学,电磁粒子速度计,陶瓷,压缩波,剪切波,衰减

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Abstract:

应用57mm压剪炮和双磁场IMPS粒子测试系统对95%的Al2O3陶瓷材料在压剪联合加载条件下的力学行为进行了实验研究，测量得到了材料内部压缩波（P波）、剪切波（S波）的加载、卸载和传播规律。对剪切波的衰减随载荷的变化进行了研究，初步得到95%Al2O3陶瓷材料在压剪联合载荷冲击下发生损伤的纵向应力阀值是4.86GPa。

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