Boosting the performance of Brillouin amplification at sub-quarter-critical densities via reduction of parasitic Raman scattering

R. M. G. M. Trines, E. P. Alves, K. A. Humphrey +6

Raman and Brillouin amplification of laser pulses in plasma have been shown to produce picosecond pulses of petawatt power. In previous studies, filamentation of the probe pulse ha…