Quantum steering in Heisenberg models with Dzyaloshinskii–Moriya interactions Project supported by the National Natural Science Foundation of China (Grant Nos. 11504106, 11805065, 11247308, and 11447167) and the Fundamental Research Funds for the Central Universities, China (Grant Nos. 2018MS049 and 2018MS056). |
(color online) The SW is plotted as a function of the external magnetic field B for different Dz in kT = 0.1 (a) with Jx = 0.8, Jy = Jz = 0; and in kT = 0.4 (b) with Jx = 0.8, Jy = Jz = 0. |