Spinon Fermi surface spin liquid in a triangular lattice antiferromagnet NaYbSe${}_2$

Peng-Ling Dai, Gaoning Zhang, Yaofeng Xie +20

Triangular lattice of rare-earth ions with interacting effective spin-$1/2$ local moments is an ideal platform to explore the physics of quantum spin liquids (QSLs) in the presence…