Author(s): Léonard Schué, Lorenzo Sponza, Alexandre Plaud, Hakima Bensalah, Kenji Watanabe, Takashi Taniguchi, François Ducastelle, Annick Loiseau, and Julien BarjonA quantitative analysis of the excitonic luminescence efficiency in hexagonal boron nitride (h-BN) is carried out by cathodoluminescence in the ultraviolet range and compared with zinc oxide and diamond single crystals. A high quantum yield value of ∼50% is found for h-BN at 10 K comparable to that …[Phys. Rev. Lett. 122, 067401] Published Tue Feb 12, 2019
Published in: "Physical Review Letters".