AG Fröhlich
temperature phases of K 2 SeO 4 . FERROELECTRICS 61 , 241-247 (1984) F. Beerwerth, D. Fröhlich, and Hans J. Weber DOI: 10.1080/00150198408018937 Temperature Dependence of the Exciton Lineshape of GeO 2 . PHYSICA [...] in Cu 2 O . PHYSICAL REVIEW B 104 , 075203 (2021) A. Farenbruch, D. Fröhlich, H. Stolz, D. R. Yakovlev, and M. Bayer DOI: 10.1103/PhysRevB.104.075203 2020 Rydberg Series of Dark Excitons in Cu 2 O . PHYSICAL [...] 1038/nmat4622 Deviations of the exciton level spectrum in Cu 2 O from the hydrogen series . PHYSICAL REVIEW B 93 , 075203 (2016) F. Schöne, S.-O. Krüger, P. Grünwald, H. Stolz, S. Scheel, M. Aßmann, J. Heckötter …