#------------------------------------------------------------------------------ #$Date: 2008-01-13 22:15:36 +0000 (Sun, 13 Jan 2008) $ #$Revision: 14 $ #$URL: svn://www.crystallography.net/cod/cif/1/1000370.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_1000370 _chemical_name_systematic 'Tricaesium nonafluorodigallate' _chemical_formula_structural 'Cs3 (Ga2 F9)' _chemical_formula_sum 'Cs3 F9 Ga2' _publ_section_title ; The crystal structure of the binuclear fluorocompound Cs3 Ga2 F9 ; loop_ _publ_author_name 'de=Kozak, A' 'Mary, Y' 'Gredin, P' 'Renaudin, J' 'Ferey, G' 'Babel, D' _journal_name_full ; European Journal of Solid State Inorganic Chemistry ; _journal_coden_ASTM EJSCE5 _journal_volume 31 _journal_year 1994 _journal_page_first 115 _journal_page_last 122 _cell_length_a 10.945(2) _cell_length_b 10.945(2) _cell_length_c 14.756(4) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 1530.8 _cell_formula_units_Z 6 _symmetry_space_group_name_H-M 'P 63 c m' _symmetry_Int_Tables_number 185 _symmetry_cell_setting hexagonal loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '-y,x-y,z' 'y-x,-x,z' 'y,x,z' 'x-y,-y,z' '-x,y-x,z' '-x,-y,1/2+z' 'y,y-x,1/2+z' 'x-y,x,1/2+z' '-y,-x,1/2+z' 'y-x,y,1/2+z' 'x,x-y,1/2+z' loop_ _atom_type_symbol _atom_type_oxidation_number Cs1+ 1.000 Ga3+ 3.000 F1- -1.000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_calc_flag Cs1 Cs1+ 6 c 0.6558(2) 0. 0. 1. 0 d Cs2 Cs1+ 6 c 0.6625(4) 0. 0.3515(1) 1. 0 d Cs3 Cs1+ 6 c 0.3205(2) 0. 0.1814(2) 1. 0 d Ga1 Ga3+ 2 a 0. 0. 0.5993(4) 1. 0 d Ga2 Ga3+ 2 a 0. 0. 0.4064(3) 1. 0 d Ga3 Ga3+ 4 b 0.3333 0.6667 0.0828(3) 1. 0 d Ga4 Ga3+ 4 b 0.3333 0.6667 0.2759(3) 1. 0 d F1 F1- 6 c 0.1405(18) 0. 0.6505(10) 1. 0 d F2 F1- 6 c 0.8745(24) 0. 0.5047(18) 1. 0 d F3 F1- 6 c 0.1446(19) 0. 0.3517(11) 1. 0 d F4 F1- 12 d 0.1911(18) 0.5220(19) 0.3325(8) 1. 0 d F5 F1- 12 d 0.4619(10) 0.7987(11) 0.1803(8) 1. 0 d F6 F1- 12 d 0.1819(14) 0.5131(13) 0.0246(8) 1. 0 d loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_22 _atom_site_aniso_U_23 _atom_site_aniso_U_33 Cs1 0.0200(7) 0.0095(5) 0.0009(7) 0.0189(9) 0. 0.0252(8) Cs2 0.0207(7) 0.0100(5) -0.0072(8) 0.020(1) 0. 0.0503(11) Cs3 0.0184(5) 0.0082(3) -0.0004(9) 0.0165(5) 0. 0.0277(8) Ga1 0.0215(20) 0.0107(10) 0. 0.0215(20) 0. 0.0227(30) Ga2 0.0159(13) 0.0080(7) 0. 0.0159(13) 0. 0.0169(19) Ga3 0.0129(10) 0.0065(5) 0. 0.0129(10) 0. 0.0161(16) Ga4 0.0144(14) 0.0072(7) 0. 0.0144(14) 0. 0.0232(17) F1 0.0274(50) 0.0137(25) -0.0075(47) 0.0235(59) 0. 0.0178(59) F2 0.0208(60) 0.0104(30) -0.0117(70) 0.0329(97) 0. 0.0687(120) F3 0.0164(61) 0.0082(30) 0.0142(50) 0.0288(85) 0. 0.0168(53) F4 0.0256(77) 0.0114(56) -0.0039(48) 0.022(8) -0.0055(48) 0.0376(71) F5 0.0099(26) 0.0034(22) 0.0019(48) 0.0139(27) -0.0022(48) 0.0154(26) F6 0.0129(40) -0.0037(28) -0.0031(32) 0.0098(38) -0.0114(33) 0.0235(47) _refine_ls_R_factor_all 0.03