Mottness and spin liquidity in a doped organic superconductor $\kappa$-(BEDT-TTF)${}_4$Hg${}_{2.89}$Br${}_8$

Hiroshi Oike, Hiromi Taniguchi, Kazuya Miyagawa +1

It has been more than 40 years since superconductivity was discovered in organic conductors, and the way scientists view organic superconductors has changed over time. At first, th…