超薄钛酸铅纳米管铁电性和力电耦合特性的第一性原理研究
王晓媛1, 嶋田隆広2, 北村隆行2

First-principles Calculation on Ferroelectricity and Its Coupling Behavior with Mechanical Deformation of Ultrathin PbTiO3 Nanotube
WANG Xiao-Yuan1, SHIMADA Takahiro2, KITAMURA Takayuki2
图2 纳米管结构内聚能 E c 随曲率1 R 的变化曲线
Fig. 2 Cohesive energy E c as a function of nanotube curvature 1 R