Controlling the contributions to high-order harmonic generation from different nuclei of N<sub>2</sub> with an orthogonally polarized two-color laser field

Controlling the contributions to high-order harmonic generation from different nuclei of N₂ with an orthogonally polarized two-color laser field

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

Harmonic spectrum obtained by summing up the intensities of the x and y components in the OPTC laser field with φ = 0.4π. The inset shows the comparison of the spectrums between 40–140 eV generated by the OPTC laser field with φ = 0 (red solid line) and φ = 0.4π (blue dashed line).