Large Resistivity Reduction in Mixed-Valent CsAuBr${}_3$ Under Pressure

Pavel Naumov, Shangxiong Huangfu, Xianxin Wu +6

We report on high-pressure $p\le 45$ GPa resistivity measurements on the perovskite-related mixed-valent compound CsAuBr${}_3$. The compounds high-pressure resistivity can be class…