High reflectance dielectric distributed Bragg reflectors for near ultra-violet planar microcavities: SiO2/HfO2 versus SiO2/SiNx. - Réveret, F.; Bignet, L.; Zhigang, W.; Lafosse, X.; Patriarche, G.; Disseix, P.; Médard, F.; Mihailovic, M.; Leymarie, J.; Zúñiga-Pérez, J.; Bouchoule, S. (Journal of Applied Physics, 2016)