Information card for entry 4127266

Structure parameters

• Common name: 20% ethylenediamonium formamidinium methylamonium lead tin iodide
• Formula: C H0 I3 N2.503 Pb0.388 Sn0.412
• Calculated formula: C I3 N2.52 Pb0.3885 Sn0.4124
• Title of publication: Ethylenediammonium-Based "Hollow" Pb/Sn Perovskites with Ideal Band Gap Yield Solar Cells with Higher Efficiency and Stability.
• Authors of publication: Ke, Weijun; Spanopoulos, Ioannis; Tu, Qing; Hadar, Ido; Li, Xiaotong; Shekhawat, Gajendra S.; Dravid, Vinayak P.; Kanatzidis, Mercouri G.
• Journal of publication: Journal of the American Chemical Society
• Year of publication: 2019
• Journal volume: 141
• Journal issue: 21
• Pages of publication: 8627 - 8637
• a: 6.3115 ± 0.0001 Å
• b: 6.3115 ± 0.0001 Å
• c: 6.3115 ± 0.0001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 251.419 ± 0.007 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 6
• Space group number: 221
• Hermann-Mauguin space group symbol: P m -3 m
• Hall space group symbol: -P 4 2 3
• Residual factor for all reflections: 0.0434
• Residual factor for significantly intense reflections: 0.0432
• Weighted residual factors for significantly intense reflections: 0.1181
• Weighted residual factors for all reflections included in the refinement: 0.1182
• Goodness-of-fit parameter for significantly intense reflections: 4.47
• Goodness-of-fit parameter for all reflections included in the refinement: 4.43
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No