Neutron spectroscopy evidence for a possible magnetic-field-induced gapless quantum-spin-liquid phase in a Kitaev material $\alpha$-RuCl${}_3$

Xiaoxue Zhao, Kejing Ran, Jinghui Wang +15

As one of the most promising Kitaev quantum-spin-liquid (QSL) candidates, $\alpha$-RuCl${}_3$ has received a great amount of attention. However, its ground state exhibits a long-range zig…