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  Linnenbank, H.; Saliba, M.; Gui, L.; Metzger, B.; Tikhodeev, S.; Kadro, J.; Nasti, G.; Abate, A.; Hagfeldt, A.; Grätzel, M.; Giessen, H.: Temperature dependent two-photon photoluminescence of CH₃NH₃PbBr₃: structural phase and exciton to free carrier transition. Optical Materials Express 8 (2018), p. 511/1-11

10.1364/OME.8.000511
Open Access Version