Selenium Akahama Y, Kobayashi M, Kawamura H Japanese Journal of Applied Physics 31 (1992) 1621-1624 Structural study on pressure-induced phase transition from beta-Po type to bcc in selenium at 140 GP Locality: synthetic Sample: at P = 140 GPa Note: structure known as bcc, phase Se VI _database_code_amcsd 0012750 CELL PARAMETERS: 2.8220 2.8220 2.8220 90.000 90.000 90.000 SPACE GROUP: Im3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 22.474 Density (g/cm3): 11.667 MAX. ABS. INTENSITY / VOLUME**2: 596.0934148 RIR: 16.636 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 45.45 100.00 1.9955 1 1 0 12 66.24 14.92 1.4110 2 0 0 6 84.00 29.06 1.1521 2 1 1 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.