The influence of circular aperture on the intensity of high-order harmonic generation (HHG) with intense femtosecond las......

Phase-matched high-order harmonic generation in Ar gas-filled cell is investigated experimentally. We obtain phase-match......

Laser pulses with energy of ~10 μJ are generated at 46.9 nm on the 3p-3s transition of the Ne-like Ar by a fast capilla......