Information card for entry 7038847

Structure parameters

• Formula: Ge2 Na2 Se6 Zn
• Calculated formula: Ge2 Na2 Se6 Zn
• Title of publication: K2Sn2ZnSe6, Na2Ge2ZnSe6, and Na2In2GeSe6: a new series of quaternary selenides with intriguing structural diversity and nonlinear optical properties.
• Authors of publication: Zhou, Molin; Li, Chao; Li, Xiaoshuang; Yao, Jiyong; Wu, Yicheng
• Journal of publication: Dalton transactions (Cambridge, England : 2003)
• Year of publication: 2016
• Journal volume: 45
• Journal issue: 18
• Pages of publication: 7627 - 7633
• a: 7.7568 ± 0.0012 Å
• b: 7.7568 ± 0.0012 Å
• c: 18.734 ± 0.004 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1127.2 ± 0.3 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 140
• Hermann-Mauguin space group symbol: I 4/m c m
• Hall space group symbol: -I 4 2c
• Residual factor for all reflections: 0.0466
• Residual factor for significantly intense reflections: 0.0451
• Weighted residual factors for significantly intense reflections: 0.0991
• Weighted residual factors for all reflections included in the refinement: 0.0998
• Goodness-of-fit parameter for all reflections included in the refinement: 1.672
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No