Information card for entry 7220742

Structure parameters

• Chemical name: Potassium Copper Germanium
• Formula: Cu2.94 Ge43.06 K7.69
• Calculated formula: Cu2.94 Ge43.06 K7.688
• Title of publication: Type-I Clathrates of K7.69(2)Cu2.94(6)Ge43.06(6) and Rb8Ag2.79(4)Ge43.21(4)
• Authors of publication: Zhang, Hui; Xu, Xuguang; Li, Wei; Mu, Gang; Huang, Fu Qiang; Xie, Xiaoming
• Journal of publication: RSC Adv.
• Year of publication: 2015
• a: 10.70783 ± 0.00003 Å
• b: 10.70783 ± 0.00003 Å
• c: 10.70783 ± 0.00003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1227.73 ± 0.006 ų
• Cell temperature: 295 K
• Ambient diffraction temperature: 295 K
• Number of distinct elements: 3
• Space group number: 223
• Hermann-Mauguin space group symbol: P m -3 n
• Hall space group symbol: -P 4n 2 3
• Residual factor for all reflections: 0.0933
• RFsqd: 0.0334
• Residual factor R(I) for significantly intense reflections: 0.0578
• Goodness-of-fit parameter for all reflections: 1.135
• Method of determination: powder diffraction
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.5418 Å
• Diffraction radiation type: CuKα~1~
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No