Ponderomotive effect in above-threshold ionization
Goreslavskii S. P. , Narozhnyi N. B., Yakovlev V. P.
"Distorted Volkov solutions" are derived. These solutions incorporate in a consistent quantum-mechanical manner the vibrational and translational motion of an electron in a nonuniform light field. The solutions are used to discuss the shape of the spectrum of above-threshold ionization.