Electronic phase separation in the itinerant metamagnetic transition of Sr${}_4$Ru${}_3$O${}_{10}$

Zhiqiang Mao, Meng Zhou, Joe Hooper +2

Triple-layered ruthenate Sr${}_4$Ru${}_3$O${}_{10}$ shows a first-order itinerant metamagnetic transition for in-plane magnetic fields. Our experiments revealed rather surprising behavio…