Tunable ground-state solitons in spin–orbit coupling Bose–Einstein condensates in the presence of optical lattices

Zhang Huafeng^{1, 2, †}, Chen Fang^{1, 2}, Yu Chunchao^{1, 2}, Sun Lihui^{1, 2}, Xu Dahai²

(color online) The dependence of [(a) and (c)] peak amplitude and [(b) and (d)] root-mean-square width of the down spin component on the lattice depth for ; dependence of (a) peak amplitude and (b) root-mean-square width of the down spin component on the lattice frequency for . The other parameters are and .