1.5×1.5mm quantum cascade laser has a surface emission of 5W

https://www.electronics-lab.com/1-5x1-5mm-quantum-cascade-laser-surface-emission-5w/

Improving on previously published room-temperature large-area photonic crystals (PhCs) Quantum cascade lasers (QCLs), researchers from ETH Zurich have fabricated a device with 5W surface-emitting peak power when driven in pulsed operation. by Julien Happich @ eenewseurope.com Their paper “Large area photonic crystal quantum cascade laser with 5 W surface-emitting power” published in the Optics Express […]