Resolving multi-orbital effects on high harmonic generation from aligned N2 molecules in linearly and elliptically polarized intense laser fields
Liang Hong-Jing, Fan Xin, Feng Shuang, Shan Li-Yu, Gao Qing-Hua, Yan Bo, Ma Ri †, Xu Hai-Feng, Ding Da-Jun
       

(a) Part of harmonic spectrum of N2 generated by an 800 nm, 35 fs linearly polarized driving laser with peak intensity of 2.3 × 10 14 W / cm 2 , (b) the corresponding integrated HHG intensity.