#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/81/1008113.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_1008113 loop_ _publ_author_name 'Blum, P' 'Bertaut, F' _publ_section_title ; Contribution a l'Etude des Borures a Teneur Elevee en Bore ; _journal_coden_ASTM ACCRA9 _journal_name_full 'Acta Crystallographica (1,1948-23,1967)' _journal_page_first 81 _journal_page_last 86 _journal_paper_doi 10.1107/S0365110X54000151 _journal_volume 7 _journal_year 1954 _chemical_formula_structural 'U B4' _chemical_formula_sum 'B4 U' _chemical_name_systematic 'Uranium boride (1/4)' _space_group_IT_number 127 _symmetry_cell_setting tetragonal _symmetry_Int_Tables_number 127 _symmetry_space_group_name_Hall '-P 4 2ab' _symmetry_space_group_name_H-M 'P 4/m b m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 7.08 _cell_length_b 7.08 _cell_length_c 3.978 _cell_volume 199.4 _cod_database_code 1008113 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,-y,z 1/2+x,1/2-y,z 1/2-x,1/2+y,z -y,x,z y,-x,z 1/2+y,1/2+x,z 1/2-y,1/2-x,z -x,-y,-z x,y,-z 1/2-x,1/2+y,-z 1/2+x,1/2-y,-z y,-x,-z -y,x,-z 1/2-y,1/2-x,-z 1/2+y,1/2+x,-z 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 U1 U0 4 g 0.31 0.81 0. 1. 0 d B1 B0 4 e 0. 0. 0.213 1. 0 d B2 B0 4 h -0.086 0.414 0.5 1. 0 d B3 B0 8 j 0.174 0.042 0.5 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number U0 0.000 B0 0.000