Sr/Mg 掺杂镓酸镧的高温晶体结构。 第一个具有 R3¯m 对称性的钙钛矿型结构的证据

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