Superconductivity from repulsive interactions on the kagome lattice

Astrid T. Rømer, Shinibali Bhattacharyya, Roser Valentí +2

The discovery of superconductivity in layered vanadium-based kagome metals $A$V${}_3$Sb${}_5$ ($A$: K, Rb, Cs) has added a new family of materials to the growing class of possible unco…