#------------------------------------------------------------------------------ #$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $ #$Revision: 176429 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/30/05/2300545.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2300545 loop_ _publ_author_name 'Malcherek, T.' 'Borowski, M.' 'Bosenick, A.' _publ_section_title ; Structure and phase transition of Ca Ta O Al O4 ; _journal_name_full 'Journal of Applied Crystallography' _journal_page_first 117 _journal_page_last 122 _journal_volume 37 _journal_year 2004 _chemical_formula_sum 'Al Ca O5 Ta' _chemical_name_systematic 'Ca (Ta O) (Al O4)' _space_group_IT_number 15 _symmetry_space_group_name_Hall '-C 2yc' _symmetry_space_group_name_H-M 'C 1 2/c 1' _cell_angle_alpha 90 _cell_angle_beta 114.139 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 6.69648 _cell_length_b 8.97659 _cell_length_c 7.36705 _cell_volume 404.121 _citation_journal_id_ASTM JACGAR _cod_data_source_file Malcherek_JACGAR_2004_1302.cif _cod_data_source_block Al1Ca1O5Ta1 _cod_original_cell_volume 404.1207 _cod_original_formula_sum 'Al1 Ca1 O5 Ta1' _cod_database_code 2300545 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,-z+1/2 -x,-y,-z x,-y,z-1/2 x+1/2,y+1/2,z -x+1/2,y+1/2,-z+1/2 -x+1/2,-y+1/2,-z x+1/2,-y+1/2,z-1/2 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 O1 O-2 0 0.072 0.75 1 0.0 Ca1 Ca+2 0.01 0.3375 0.7282 0.5 0.0 O3 O-2 0.102 0.198 0.109 1 0.0 Ta1 Ta+5 0 0 0 1 0.0 O2 O-2 0.198 0.438 0.411 1 0.0 Al1 Al+3 0 0.314 0.25 1 0.0