Solid Solutions Gd3Se4-Gd2Se3 with Intermediate Compositions

5 Solid Solutions Gd3Se4-Gd2Se3 with Intermediate Compositions 

The homogeneity range of the series does not fully extend to the 3 4 composition at its Gd-rich end. Metallic GdSe starts to precipitate when more than % of the cation vacancies in Gd2Se3 are filled, Holtzberg, Methfessel [1]. 

He atmosphere. The melt was maintained at temperature for -- 30 min and furnace cooled. The resulting product was ground, placed in a carbon mold, and cast as a cylinder under a static He atmosphere, Hampl [8]. 

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