W. Nicklich

Investigation of Above-Threshold Ionization with Femtosecond Pulses: Connection Between Plateau and Angular Distribution of the Photoelectrons

H. Walther, G. Paulus, W. Nicklich, 1994 .

High-order above-threshold ionization of atomic hydrogen using intense, ultrashort laser pulses

H. Walther, G. Paulus, P. Lambropoulos, 1996 .

Structure in the Above Threshold Ionization (ATI) Spectrum Under Strong Femtosecond Pulses

H. Walther, P. Lambropoulos, W. Nicklich, 1993 .

Rescattering effects in above-threshold ionization: a classical model

H. Walther, G. Paulus, W. Nicklich, 1994 .

Plateau in above threshold ionization spectra.

Xu, Walther, Lambropoulos, 1994, Physical review letters.