Information card for entry 1565386

Structure parameters

• Formula: Al2.69 B50
• Calculated formula: Al2.686 B50
• Title of publication: The discovery of a superhard P-type transparent semiconductor: Al_2.69B₅₀.
• Authors of publication: Zheng, Xu; Yan, Dayu; Yi, Changjiang; Zhu, Jinlong; Zhang, Qinghua; Zhai, Junyi; Ma, Teng; Zhu, Pinwen; Li, Hui; Gu, Lin; Zhao, Yusheng; Yao, Yugui; Shi, Youguo; Yu, Xiaohui; Jin, Changqing
• Journal of publication: Materials horizons
• Year of publication: 2022
• Journal volume: 9
• Journal issue: 2
• Pages of publication: 748 - 755
• a: 12.661 ± 0.003 Å
• b: 12.337 ± 0.002 Å
• c: 5.0928 ± 0.0011 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 795.5 ± 0.3 ų
• Cell temperature: 655 ± 2 K
• Ambient diffraction temperature: 655 ± 2 K
• Number of distinct elements: 2
• Space group number: 67
• Hermann-Mauguin space group symbol: C m m a
• Hall space group symbol: -C 2a 2
• Residual factor for all reflections: 0.0667
• Residual factor for significantly intense reflections: 0.0555
• Weighted residual factors for significantly intense reflections: 0.1538
• Weighted residual factors for all reflections included in the refinement: 0.1633
• Goodness-of-fit parameter for all reflections included in the refinement: 1.028
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No