Reduction of the lasing threshold in optically pumped AlGaN/GaN lasers with two-step etched facets

S Cuesta, L Denaix, F Castioni, LS Dang… - Semiconductor …, 2022 - iopscience.iop.org
We report a two-step process to obtain smooth and vertical {10− 10} m-plane facets in
AlGaN/GaN separate confinement heterostructures designed to fabricate ultraviolet lasers …

Development of AlGaN nanostructures for the fabrication of electron pumped UV lasers

SC Arcos - 2022 - theses.hal.science
There is a growing demand for compact semiconductor-based ultraviolet lasers for
application domains such as disinfection, medical treatments, non-line-of-sight …