Role of potential on high-order harmonic generation from atoms irradiated by bichromatic counter-rotating circularly polarized laser fields

Shen Xu-Xu¹, Wang Jun¹, Guo Fu-Ming¹, Chen Ji-Gen², Yang Yun-Jun^{1, †}

The variation of the absolute value of ellipticity with the peak amplitude of the laser pulse calculated from the long-range (a) and short-range (b) model atoms.