#------------------------------------------------------------------------------ #$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $ #$Revision: 966 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/1001323.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_1001323 _chemical_name_systematic 'TETRACADMIUM PHOSPHIDE ARSENIDE TRIBROMIDE' _chemical_formula_structural 'CD4 P AS BR3' _chemical_formula_sum 'As Br3 Cd4 P' _publ_section_title 'Structure cristalline de Cd~4~ P As Br~3~' loop_ _publ_author_name 'Rebbah, A' 'Deschanvres, A' _journal_name_full 'Annales de Chimie (Paris) (Vol=Year)' _journal_coden_ASTM ANCPAC _journal_volume 1981 _journal_year 1981 _journal_page_first 585 _journal_page_last 590 _cell_length_a 12.521(2) _cell_length_b 12.521(2) _cell_length_c 12.521(2) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1963.0 _cell_formula_units_Z 8 _exptl_crystal_density_meas 5.42(3) _symmetry_space_group_name_H-M 'P a -3' _symmetry_Int_Tables_number 205 _symmetry_cell_setting cubic loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '1/2+x,1/2-y,-z' '-x,1/2+y,1/2-z' '1/2-x,-y,1/2+z' 'y,z,x' '1/2-y,-z,1/2+x' '1/2+y,1/2-z,-x' '-y,1/2+z,1/2-x' 'z,x,y' '-z,1/2+x,1/2-y' '1/2-z,-x,1/2+y' '1/2+z,1/2-x,-y' '-x,-y,-z' '1/2-x,1/2+y,z' 'x,1/2-y,1/2+z' '1/2+x,y,1/2-z' '-y,-z,-x' '1/2+y,z,1/2-x' '1/2-y,1/2+z,x' 'y,1/2-z,1/2+x' '-z,-x,-y' 'z,1/2-x,1/2+y' '1/2+z,x,1/2-y' '1/2-z,1/2+x,y' loop_ _atom_type_symbol _atom_type_oxidation_number Br1- -1.000 Cd2+ 2.000 As2- -2.500 P2- -2.500 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 Br1 Br1- 24 d 0.1876(2) 0.4322(2) 0.2603(2) 1. 0 d Cd1 Cd2+ 8 c 0.2180(4) 0.2180(4) 0.2180(4) 1. 0 d Cd2 Cd2+ 24 d 0.0274(1) -0.0088(2) 0.2524(2) 1. 0 d As1 As2- 8 c 0.4459(7) 0.4459(7) 0.4459(7) 0.5 0 d P1 P2- 8 c 0.4459(7) 0.4459(7) 0.4459(7) 0.5 0 d As2 As2- 8 c 0.1008(6) 0.1008(6) 0.1008(6) 0.5 0 d P2 P2- 8 c 0.1008(6) 0.1008(6) 0.1008(6) 0.5 0 d _refine_ls_R_factor_all 0.064 _cod_database_code 1001323