Blondelle, JohanJohanBlondelleDe Neve, HansHansDe NeveDemeester, PietPietDemeesterVan Daele, P.P.Van DaeleBorghs, GustaafGustaafBorghsBaets, RoelRoelBaets2021-09-292021-09-291995https://imec-publications.be/handle/20.500.12860/53116% external quantum efficiency from planar microcavity LEDs at 940 nm by precise matching of cavity wavelengthJournal article