作者: Örjan Sävborg , Monica Lundberg
DOI: 10.1016/0025-5408(80)90098-7
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摘要: Abstract Samples in the system PbOPbF2Nb2O5NbO2F prepared at 875 K and 1025 were studied by X-ray single crystal powder diffraction as well electron methods. Six new compounds characterized Pb0.74Nb10.62(O,F)30 (orth.), Pb1.36Nb10.91(O,F)30 (tetr.), Pb0.27Nb(O,F.)3.17 (hex.), Pb2Nb3O7F5 Pb0.75NbO3F0.5 (tetr.) Pb1− x Nb (O,F)2+ y (cub.)