Figure 5.

Topographies for indentations. Indentations of (a1, a2) 0 nm, (b1, b2) 0.2 nm, (c1, c2) 0.4 nm, and (d1, d2) 0.6 nm.

Fang et al. Nanoscale Research Letters 2011 6:481   doi:10.1186/1556-276X-6-481
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