On the High-temperature Crystal Structure of Sr/Mg-doped Lanthan...

On the High-temperature Crystal Structure of Sr/Mg-doped Lanthanum Gallate. Evidence for the First Perovskite-type Structure with R3¯m Symmetry On the High-temperature Crystal Structure of Sr/Mg-doped Lanthanum Gallate. Evidence for the First Perovskite-type Structure with R3̄m Symmetry Hans Boysena,*, Martin Lerchb,*, Harald Lehnerta, and Helmut Ehrenbergc a München, Institut für Kristallographie der Universität b Berlin, Institut für Chemie der Technischen Universität c Darmstadt, Instit