The generation of power-and wavelength-scalable few optical cycle pulses remains one of
the major challenges in modern laser physics. Over the past decade, the development of …

In recent years, optical parametric chirped-pulse amplification (OPCPA) has emerged as a
powerful tool for the generation of ultrashort pulses with extreme peak intensity. It has …

A high-contrast high-intensity petawatt-class Ti: sapphire chirped-pulse amplification laser
has been developed for research on high field science. A saturable absorber and a low-gain …

This paper reviews techniques for improving the temporal contrast and spatial beam quality
in an ultra-intense laser system that is based on chirped-pulse amplification (CPA). We …

In this paper, we report a nonlinear optical parametric amplifier featuring high conversion
efficiency, high temporal contrast and ultra-broadband spectrum simultaneously, based on …

We have developed a femtosecond high-intensity laser system that combines both Ti:
sapphire chirped-pulse amplification (CPA) and optical parametric CPA (OPCPA) …

In this paper the results of the theoretical and experimental study of spatiotemporal
distortions emerging in noncollinear optical parametric chirped-pulse amplifiers are …

The scheme of cascaded extraction optical parametric amplifier (CE-OPA) has been
proposed as a final amplifier for high peak power laser systems. 4D numerical simulations …

We present a compact few-cycle 100 kHz OPCPA system pumped by a CPA-free
picosecond Nd: YVO_4 solid-state amplifier with all-optical synchronization to an ultra …

We report on a high gain amplification of broadband ultraviolet femtosecond pulses in an
optical parametric chirped pulse amplifier. Broadband ultraviolet seed pulses were obtained …