Isolated attosecond pulse generation with few-cycle two-color counter-rotating circularly polarized laser pulses

Wu Jin-Song^{1, 2}, Jia Zheng-Mao¹, Zeng Zhi-Nan^{1, †}

(color online) (a) Electric fields of the driving laser along x-direction and y-direction. Time-frequency distributions for harmonic emission along (b) x-direction and (c) y-direction when CEP is 0.