Tetragonal CH3NH3PbI3 is ferroelectric

Rakita, Y; Bar-Elli, O; Meirzadeh, E; Kaslasi, H; Peleg, Y; Hodes, G; Lubomirsky, I; Oron, D; Ehre, D; Cahen, D

Ehre, D; Cahen, D (reprint author), Weizmann Inst Sci, Dept Mat & Interfaces, IL-7610001 Rehovot, Israel.

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017; 114 (28): E5504