Doping-induced structural transformation in the spin-1/2 triangular-lattice antiferromagnet Na${}_2$Ba${}_{1-x}$Sr${}_x$Co(PO${}_4$)${}_2$

Chuandi Zhang, Qianhui Xu, Xu-Tao Zeng +10

The effects of Sr doping on the structural properties of Na${}_2$BaCo(PO${}_4$)${}_2$, a spin-1/2 triangular-lattice antiferromagnet as a quantum spin liquid candidate, are investi…