#------------------------------------------------------------------------------ #$Date: 2013-04-29 20:54:38 +0300 (Mon, 29 Apr 2013) $ #$Revision: 82266 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/50/93/1509350.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_1509350 loop_ _publ_author_name 'Kasper, H.M.' 'Jayaraman, A.' 'Dernier, P.D.' 'Maines, R.G.' _publ_section_title ; Pressure-induced phase transformations in som I-II-IV2 semiconductors ; _journal_name_full 'High Temperatures-High Pressures' _journal_page_first 97 _journal_page_last 102 _journal_volume 9 _journal_year 1977 _chemical_formula_sum 'Ag Ga Se2' _chemical_name_systematic 'Ag Ga Se2' _space_group_IT_number 216 _symmetry_space_group_name_Hall 'F -4 2 3' _symmetry_space_group_name_H-M 'F -4 3 m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 2 _cell_length_a 5.67 _cell_length_b 5.67 _cell_length_c 5.67 _cell_volume 182.284 _citation_journal_id_ASTM HTHPAK _[local]_cod_data_source_file silver1-2_272.cif _[local]_cod_data_source_block Ag1Ga1Se2 _[local]_cod_chemical_formula_sum_orig 'Ag1 Ga1 Se2' _cod_original_cell_volume 182.2843 _cod_database_code 1509350 loop_ _symmetry_equiv_pos_as_xyz x,y,z y,-x,-z -x,-y,z -y,x,-z x,-y,-z -y,-x,z -x,y,-z y,x,z z,x,y x,-z,-y -z,-x,y -x,z,-y z,-x,-y -x,-z,y -z,x,-y x,z,y y,z,x y,-z,-x -z,-y,x -y,z,-x z,y,x -y,-z,x -z,y,-x z,-y,-x x,y+1/2,z+1/2 y,-x+1/2,-z+1/2 -x,-y+1/2,z+1/2 -y,x+1/2,-z+1/2 x,-y+1/2,-z+1/2 -y,-x+1/2,z+1/2 -x,y+1/2,-z+1/2 y,x+1/2,z+1/2 z,x+1/2,y+1/2 x,-z+1/2,-y+1/2 -z,-x+1/2,y+1/2 -x,z+1/2,-y+1/2 z,-x+1/2,-y+1/2 -x,-z+1/2,y+1/2 -z,x+1/2,-y+1/2 x,z+1/2,y+1/2 y,z+1/2,x+1/2 y,-z+1/2,-x+1/2 -z,-y+1/2,x+1/2 -y,z+1/2,-x+1/2 z,y+1/2,x+1/2 -y,-z+1/2,x+1/2 -z,y+1/2,-x+1/2 z,-y+1/2,-x+1/2 x+1/2,y,z+1/2 y+1/2,-x,-z+1/2 -x+1/2,-y,z+1/2 -y+1/2,x,-z+1/2 x+1/2,-y,-z+1/2 -y+1/2,-x,z+1/2 -x+1/2,y,-z+1/2 y+1/2,x,z+1/2 z+1/2,x,y+1/2 x+1/2,-z,-y+1/2 -z+1/2,-x,y+1/2 -x+1/2,z,-y+1/2 z+1/2,-x,-y+1/2 -x+1/2,-z,y+1/2 -z+1/2,x,-y+1/2 x+1/2,z,y+1/2 y+1/2,z,x+1/2 y+1/2,-z,-x+1/2 -z+1/2,-y,x+1/2 -y+1/2,z,-x+1/2 z+1/2,y,x+1/2 -y+1/2,-z,x+1/2 -z+1/2,y,-x+1/2 z+1/2,-y,-x+1/2 x+1/2,y+1/2,z y+1/2,-x+1/2,-z -x+1/2,-y+1/2,z -y+1/2,x+1/2,-z x+1/2,-y+1/2,-z -y+1/2,-x+1/2,z -x+1/2,y+1/2,-z y+1/2,x+1/2,z z+1/2,x+1/2,y x+1/2,-z+1/2,-y -z+1/2,-x+1/2,y -x+1/2,z+1/2,-y z+1/2,-x+1/2,-y -x+1/2,-z+1/2,y -z+1/2,x+1/2,-y x+1/2,z+1/2,y y+1/2,z+1/2,x y+1/2,-z+1/2,-x -z+1/2,-y+1/2,x -y+1/2,z+1/2,-x z+1/2,y+1/2,x -y+1/2,-z+1/2,x -z+1/2,y+1/2,-x z+1/2,-y+1/2,-x loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv Ga1 Ga+3 0 0 0 0.5 0.0 Ag1 Ag+1 0 0 0 0.5 0.0 Se1 Se-2 0.25 0.25 0.25 1 0.0