High-power diode-laser-pumped InAsSb/GaSb and GaInAsSb/GaSb lasers emitting from 3 to 4 μm

Abstract
Diode-array-pumped GaInAsSb/GaSb and InAsSb/GaSb double heterostructure lasers operated at 85 K yielded 95 mW average and 1.5 W peak power per facet at 3 μm, and 50 mW average and 0.8 W peak power facet at 4 μm. The highest operational temperature was 210 K for the 3-μm quaternary and 150 K for the 4-μm ternary.