Restraint of spatial distribution in high-order harmonic generation from a model of hydrogen molecular ion

Xia Chang-Long¹, Zhang Jun², Miao Xiang-Yang^{1, †}, Liu Xue-Shen^{2, ‡}

(color online) Spatial distribution in HHG with different FWHMs. (a) τ = 6 fs, φ = 0, (b) τ = 6 fs, , (c) τ = 6 fs, , (d) τ = 5 fs, φ = 0.