Figure 10
Magnon spectra for different J1 and J2 values. (a) Experimental magnon dispersion for LuMnO3. (b) Constant q cut at the high symmetry points. (c), (d) Simulation results with J1 = J2 and models. Reprinted with permission from Oh et al. (2013) (Copyright © 2013, Americal Physical Society). |