Electron excitation from ground state to first excited state: Bohmian mechanics method
Song Yang1, Zhao Shuang2, Guo Fu-Ming2, †, , Yang Yu-Jun2, Li Su-Yu‡,
       

Amplified electric field shown in Fig. 1. Eleven typical instants are selected, i.e., a, b, c, d, e, f, g, h, i, j, and k.