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physics.atom-ph2011★ 38 cited
Coulomb focusing at above-threshold ionization in elliptically polarized mid-infrared strong laser fields
Chengpu Liu, Karen Z. Hatsagortsyan
The role of Coulomb focusing in above-threshold ionization in an elliptically polarized mid-infrared strong laser field is investigated within a semiclassical model incorporating t…
physics.atom-ph2010★ 19 cited
Wavelength and intensity dependence of multiple forward scattering at above-threshold ionization in mid-infrared strong laser fields
Chengpu Liu, Karen Z. Hatsagortsyan
The nonperturbative role of multiple forward scattering for Coulomb focusing in mid-infrared laser fields and its dependence on a laser intensity and wavelength are investigated fo…
physics.atom-ph2010★ 156 cited
Origin of Unexpected Low Energy Structure in Photoelectron Spectra Induced by Mid-Infrared Strong Laser Fields
Chengpu Liu, Karen Z. Hatsagortsyan
Using a semiclassical model which incorporates tunneling and Coulomb field effects, the origin of the unexpected low-energy structure (LES) in above-threshold ionization spectrum o…