Influence of multi-photon excitation on the atomic above-threshold ionization*
Tian Yuan-Yea),b), Wang Chun-Chenga),b), Li Su-Yua),b), Guo Fu-Minga),b), Ding Da-Juna),b), Wim-G Roeterdinka),b), Chen Ji-Genc), Zeng Si-Liangd),e), Liu Xue-Shena),b), Yang Yu-Juna),b)†
       
ATI spectra in different incident intensities, obtained from (a) the theoretical calculations and (b) the experimental measurements.[ 36 ]