Carrier envelope phase effect on the spatial distribution of high-order harmonic generation in asymmetric molecule

Zhang Jun, Liu Hai-Feng, Pan Xue-Fei, Du Hui, Guo Jing, Liu Xue-Shen^†,

Time evolution of the electronic density distribution P_z(z,t) from HeH²⁺ at different CEPs: (a) ϕ = 0, (b) ϕ = 0.25 π, (c) ϕ = 0.75π, and (d) ϕ = π.