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一种测量纳米薄膜厚度的新方法

Journal of Chongqing University(Natural Science Edition)(2007)

Cited 4|Views43
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Abstract
提出了一种量测纳米薄膜厚度的方法,即根据纳米薄膜与其基底间存在的力学性质上的差异,选用合适的刻划工具,通过对薄膜直接进行刻划,产生划透薄膜且不影响基底的划痕,再运用原子力显微镜扫描,得到划痕区域的微观形貌,由此计算出纳米薄膜的厚度.用该方法对TiO2纳米薄膜进行测量,得到薄膜的平均厚度为71.6 nm,与相关文献报道的用其它方法测得的薄膜厚度值较吻合.作为测量纳米薄膜厚度的又一方法,此法具有适用范围广,厚度图像直观,操作和计算均较为简单,精度较高的特点.
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Key words
measure,the thickness of nano-scale thin film,atomic force microscope,scratching
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