Windisch, ReinerReinerWindischHeremans, PaulPaulHeremansPotemans, JanJanPotemansKnobloch, AlexanderAlexanderKnoblochDutta, BarundebBarundebDuttaDöhler, G. H.G. H.DöhlerBorghs, GustaafGustaafBorghs2021-10-012021-10-011998https://imec-publications.be/handle/20.500.12860/315431% absolute external quantum efficiency 850-nm LEDs and their modulation behaviorProceedings paper