R. H. Colman

We realise the first ultralow-field Bose-Einstein condensation of triplons in a spin-ladder magnet, uncovering a quantum critical point at only $μ_{0} H_{c 1} = 0.17$ T in Henmilite ($\…

cond-mat.str-el2026

Spin-orbit-entangled $J_{eff} = \frac{1}{2}$ magnetism and unconventional spin freezing in the bond-disordered pyrochlore antiferromagnet NaCdCo $_{2}$ F $_{7}$

Andrej Kancko, Hironori Sakai, Javier Herrero-Martín +6

Bond disorder in frustrated pyrochlore antiferromagnets can give rise to fundamentally different quantum ground states depending on the nature of the local magnetic moments. Here,…

Ultralow-Field Triplon Condensation in a Spin-Ladder Magnet

Spin-orbit-entangled Jeff​=21​ magnetism and unconventional spin freezing in the bond-disordered pyrochlore antiferromagnet NaCdCo2​F7​

Spin-orbit-entangled $J_{eff} = \frac{1}{2}$ magnetism and unconventional spin freezing in the bond-disordered pyrochlore antiferromagnet NaCdCo $_{2}$ F $_{7}$