Pressure-induced enhancement of non-polar to polar transition temperature in metallic LiOsO${}_3$

Esteban I. Paredes Aulestia, Yiu Wing Cheung, Yue-Wen Fang +5

LiOsO${}_3$ undergoes a continuous transition from a centrosymmetric $R\bar{3}c$ structure to a polar $R3c$ structure at $T_s=140$~K. By combining transport measurements and first-pr…