Information card for entry 1509660

Structure parameters

• Chemical name: Ag2 K (Ta Se4)
• Formula: Ag2 K Se4 Ta
• Calculated formula: Ag2 K Se4 Ta
• Title of publication: Syntheses and crystal structures of new quaternary Ag-containing group 5 chalcogenides: K Ag2 M(V) Se4 and K3 Ag3 M(V)2 S8 (M(V) = Nb, Ta)
• Authors of publication: Ma Hongwei; Chen Wentong; Dong Zhenchao; Huang Jinshun; Deng Lei; Guo Guocong; Zhou Guowei
• Journal of publication: Bulletin of the Chemical Society of Japan
• Year of publication: 2004
• Journal volume: 77
• Pages of publication: 505 - 509
• a: 7.8103 Å
• b: 19.004 Å
• c: 5.7303 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 850.531 ų
• Number of distinct elements: 4
• Space group number: 40
• Hermann-Mauguin space group symbol: A m a 2
• Hall space group symbol: A 2 -2a
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No