Observation of a $Pbca$ phase and robust metallicity in $\mathrm{Ru}{\mathrm{O}}_2$ under pressure

He Zhang, Xudong Wei, Wei Zhong +11

$\mathrm{Ru}{\mathrm{O}}_2$ stands as a quintessential rutile-type compound under ambient conditions, with its structural exploration under pressure bearing significant implications for both phas…