Signatures of a Quantum Critical Endpoint in the Kitaev Candidate Na${}_2$Co${}_2$TeO${}_6$

J. Arneth, K. -Y. Choi, R. Kalaivanan +2

The putative Kitaev material Na${}_2$Co${}_2$TeO${}_6$ has recently been proposed to enter a quantum spin disordered state when magnetic fields are applied in parallel to the honeycomb l…