Figure 3.

Force-piezo displacement (F-z) curves for five points in a silicon nanowire. It is shown that F-z curves are identical to each other, indicating that F-z curve is independent of position where AFM tip contacts during the indentation

Sohn et al. Nanoscale Research Letters 2009 5:211-216   doi:10.1007/s11671-009-9467-7