Information card for entry 1568143

Structure parameters

• Formula: Cu3.52 K4.33 O0.88 Se4
• Calculated formula: Cu3.508 K4.35 O0.86 Se4
• Title of publication: Discovery of chalcogenides structures and compositions using mixed fluxes
• Authors of publication: Zhou, Xiuquan; Kolluru, Venkata Surya Chaitanya; Xu, Wenqian; Wang, Luqing; Chang, Tieyan; Chen, Yu-Sheng; Yu, Lei; Wen, Jianguo; Chan, Maria K. Y.; Chung, Duck Young; Kanatzidis, Mercouri G.
• Journal of publication: Nature
• Year of publication: 2022
• Journal volume: 612
• Journal issue: 7938
• Pages of publication: 72 - 77
• a: 12.335 ± 0.002 Å
• b: 12.335 ± 0.002 Å
• c: 4.433 ± 0.0008 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 674.5 ± 0.2 ų
• Cell temperature: 100 K
• Ambient diffraction temperature: 100 K
• Number of distinct elements: 4
• Space group number: 87
• Hermann-Mauguin space group symbol: I 4/m
• Hall space group symbol: -I 4
• Residual factor for all reflections: 0.0489
• Residual factor for significantly intense reflections: 0.0385
• Weighted residual factors for significantly intense reflections: 0.091
• Weighted residual factors for all reflections included in the refinement: 0.097
• Goodness-of-fit parameter for all reflections included in the refinement: 1.143
• Diffraction radiation wavelength: 0.41328 Å
• Diffraction radiation type: Synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No