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–frequency distributions of (a1)–(a4) az>1.17(t) and (b1)–(b4) az<1.17(t) from HeH2+ at different CEPs, where az<1.17(t) means that the electron recombines with the He nucleus, and az>1.17(t) means that the electron recombines with the H nucleus.