At the heart of the system is a cryogenically cooled Yb:YAG multislab diode pumped solid state laser (DPSSL) which serves as the OPCPA pump.
L2 Duha beamline design parameters
Output energy 2 J
Pulse duration 25 fs
Repetition rate 50 Hz
Central wavelength 820 nm
Power contrast better than 10^-10
Pointing stability < 1 urad
Reference:
Jonathan Tyler Green, tyler.green@eli-beams.eu