Englund, DirkFushman, IlyaVuckovic, JelenaAltug, Hatice2016-08-162016-08-162016-08-16200710.1109/LEOS.2007.4382306https://infoscience.epfl.ch/handle/20.500.14299/128698Efficiency and speed of photonic crystal lasers are improved by passivating InGaAs/GaAs membranes using (NH(4))S treatment. Lasers show five-fold reduction in nonradiative surface recombination rate, resulting in four-fold reduction in threshold and room-temperature operation with near THz response.text::conference output::conference proceedings::conference paper