推导出几何平均模型并使用这个模型计算了Cu和TiN的弹性矩阵和x射线弹性常数,计算的结果处于Voigt和Reuss模型所定义的多晶材料弹性常数的有效区间内,与Hill、Kroner模型的计算结果的最大相对误差小于4%,TiN[422]方向杨氏模量的计算值为424.3GPa,与其实验值411土45Gpa基本一致.
参考文献
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