Spin transfer in thick DW

Spin-transfer torque in a thick Néel domain wall
P. Balaz, V. K. Dugaev, and J. Barnás
Phys. Rev. B 85, 024416 (2012)

(a) The nonadiabaticity parameter β and (b) the nonadiabaticity parameter γ as a function of the exchange
parameter J , calculated for indicated values of η.