The second altermagnet candidate in organic conductors: $\kappa$-(BEDT-TTF)${}_2$$m$-HOOCC${}_6$H${}_4$SO${}_3$

Kohei Tokura, Takato Masuta, Kazushi Aoyama +3

We have developed a novel BEDT-TTF-based organic conductor, $\kappa$-(BEDT-TTF)${}_{2}m$-HOOCC${}_6$H${}_4$SO${}_3$ ($\kappa$-$m$-SBA), and propose it as a candidate for altermagnet. Tight-binding ba…