Information card for entry 9015070

Structure parameters

• Formula: Ba Cu2 Ge2 O7
• Calculated formula: Ba4 Cu8 Ge8 O28
• Title of publication: Spin-1/2 quantum antiferromagnetic chains with tunable superexchange interactions found in BaCu2(Si1-xGex)2O7
• Authors of publication: Yamada, T.; Hiroi, Z.; Takano, M.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2001
• Journal volume: 156
• Pages of publication: 101 - 109
• a: 7.04765 Å
• b: 13.407 Å
• c: 7.02755 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 664.018 ų
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No