TY - JOUR A1 - Hagemann, Hans-Jürgen A1 - Hero, A. A1 - Gonser, U. T1 - The valence change of Fe in BaTiO3 studied by Mößbauer effect and gravimetry. Hagemann, H. J.; Hero, A.; Gonser, U. T2 - Physica Status Solidi (A) - Applied Research. 61 (1980) Y1 - 1980 UR - https://opus.bibliothek.fh-aachen.de/opus4/frontdoor/index/index/docId/2097 SN - 0031-8965 SP - 63 EP - 72 ER -