在综合考虑压头尖端处的钝化效应以及压痕过程中材料的自由表面积变化等因素的基础上,对确定材料硬度的压痕功方法进行了改进.用这一改进的方法分析了钠钙硅酸盐玻璃的纳米压痕实验数据,发现所获得的硬度值与常规的Oliver-Pharr方法所获得的结果一致.
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