Influence of intraband motion on the interband excitation and high harmonic generation

Zuo Rui-Xin^{1, 2}, Song Xiao-Hong^{1, 2, 3}, Liu Xi-Wang^{1, 2}, Yang Shi-Dong¹, Yang Wei-Feng^{1, 2, 3,}

(a) Experimentally measured CEP dependence of HHG emission from MgO crystal. Adapted from Ref. ^[47]. (b) Simulated results of panel (a). (c) Same computation of (b) but in the absence of intraband motion. Adapted from Ref. ^[51].