Frustrated Ising chains on the triangular lattice in Sr${}_3$NiIrO${}_6$

S. Toth, W. Wu, D. T. Adroja +2

Inelastic neutron scattering study on the spin-chain compound Sr${}_3$NiIrO${}_6$ reveals gapped quasi-1D magnetic excitations. The observed one-magnon band between 29.5 and 39 meV con…