Information card for entry 1001243

Structure parameters

• Chemical name: Silicon nitride - $-alpha
• Formula: N4 Si3
• Calculated formula: N4 Si3
• Title of publication: Modifications structurales du nitrure de silicium en fonction de la temperature
• Authors of publication: Billy, M; Labbe, J C; Selvaraj, A; Roult, G
• Journal of publication: Materials Research Bulletin
• Year of publication: 1983
• Journal volume: 18
• Pages of publication: 921 - 934
• a: 7.791 ± 0.0004 Å
• b: 7.791 ± 0.0004 Å
• c: 5.6492 ± 0.0005 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 297 ų
• Number of distinct elements: 2
• Space group number: 159
• Hermann-Mauguin space group symbol: P 3 1 c
• Hall space group symbol: P 3 -2c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No