Crystal Structure of the Quaternary Oxychalcogenides Ln2O2Te1[minus]xSex (Ln [equals] La, Sm; 0 < x < 0.5)
Crystal Structure of the Quaternary
Oxychalcogenides Ln2O2Te1�xSex
(Ln � La, Sm; 0 < x < 0.5)
B. P. T. Fokwa, Th. Doert*, P. Böttcher
Institut für Anorganische Chemie, Technische Universität
Dresden, Mommsenstrasse 13, D-01062 Dresden
Keywords: Rare earth metal; Oxychalcogenides
Ln2O2Te compounds are known to crystallize with two structure
types, called A and B, resp. Compounds of the A
