Figure 3
From: Water filling and electric field-induced enhancement in the mechanical property of carbon nanotubes

The Poisson’s ratio of the CNTs in the three cases.
The five columns in each case correspond to the Poisson’s ratios of the (6, 6), (8, 8), (10, 10), (12, 12) and (16, 16) CNTs. The solid and dashed lines represent the averages and error bands of the five columns, respectively.