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A β‐Phase Based Superstructure in Bi 2 O 3 Doped with PbF 2
Author(s) -
Horiuchi Shigeo,
Uchida Kenji
Publication year - 1985
Publication title -
journal of the american ceramic society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.9
H-Index - 196
eISSN - 1551-2916
pISSN - 0002-7820
DOI - 10.1111/j.1151-2916.1985.tb15788.x
Subject(s) - tetragonal crystal system , superstructure , supercell , materials science , phase (matter) , doping , quenching (fluorescence) , crystal structure , beta (programming language) , crystallography , crystal (programming language) , chemistry , optics , physics , optoelectronics , thermodynamics , thunderstorm , programming language , organic chemistry , meteorology , computer science , fluorescence
A new phase was prepared from Bi 2 O 3 ·15 mol% PbF 2 by heating it at 700°C and then quenching to room temperature. The crystal structure (tetragonal, a =0.765 and c = 1.77 nm, P4 2 /nmc) is related to that of the β‐phase of Bi 2 O 3 by a supercell which is 3 times larger in the c direction.