#------------------------------------------------------------------------------ #$Date: 2016-02-14 06:40:26 +0200 (Sun, 14 Feb 2016) $ #$Revision: 176432 $ #$URL: file:///home/coder/svn-repositories/cod/cif/4/00/07/4000740.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_4000740 loop_ _publ_author_name 'Corbel, Gwena\"el' 'Suard, Emmanuelle' 'Lacorre, Philippe' _publ_section_title ; Structural Key of the Thermal Expansion and the Oxide Ionic Conduction in Derivatives of La2Mo2O9: a Temperature-Controlled Neutron Diffraction Study of \b-La1.7Bi0.3Mo2O9 ; _journal_issue 5 _journal_name_full 'Chemistry of Materials' _journal_page_first 1288 _journal_paper_doi 10.1021/cm103255r _journal_volume 23 _journal_year 2011 _chemical_formula_analytical La1.7Bi0.3Mo2O9 _chemical_formula_structural La1.7Bi0.3Mo2O9 _chemical_formula_sum 'Bi0.3 La1.7 Mo2 O9.002' _chemical_formula_weight 634.740 _chemical_formula_weight_meas 634.711 _chemical_name_common ; LAMOX ; _chemical_name_structure_type ; beta-La2Mo2O9 ; _space_group_IT_number 198 _symmetry_Int_Tables_number 198 _symmetry_space_group_name_Hall 'P 2ac 2ab 3' _symmetry_space_group_name_H-M 'P 21 3' _audit_creation_date 02-04-25 _audit_creation_method 'Created with Diamond (www.crystalimpact.com)' _audit_update_record 02-04-25 _cell_angle_alpha 90.000 _cell_angle_beta 90.000 _cell_angle_gamma 90.000 _cell_formula_units_Z 2 _cell_length_a 7.2875(3) _cell_length_b 7.2875(3) _cell_length_c 7.2875(3) _cell_volume 387.02(3) _cod_data_source_file cm103255r_si_002.cif _cod_data_source_block La1.7Bi0.3Mo2O9-1173K _cod_original_sg_symbol_Hall P_2ac_2ab_3 _cod_original_formula_sum 'La1.7 Bi0.3 Mo2 O9.002' _cod_database_code 4000740 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 'x, y, z' 2 'z, x, y' 3 'y, z, x' 4 '0.500-y, -z, 0.500+x' 5 '0.500+z, 0.500-x, -y' 6 '-y, 0.500+z, 0.500-x' 7 '0.500-z, -x, 0.500+y' 8 '-z, 0.500+x, 0.500-y' 9 '0.500+y, 0.500-z, -x' 10 '0.500-x, -y, 0.500+z' 11 '0.500+x, 0.500-y, -z' 12 '-x, 0.500+y, 0.500-z' loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 La 0.03828(159) 0.03828(159) 0.03828(159) -0.01040(125) -0.01040(125) -0.01040(125) Bi 0.03828(159) 0.03828(159) 0.03828(159) -0.01040(125) -0.01040(125) -0.01040(125) Mo 0.02149(45) 0.02149(45) 0.02149(45) 0.00705(96) 0.00705(96) 0.00705(96) O1 0.03962(116) 0.03962(116) 0.03962(116) -0.00365(160) -0.00365(160) -0.00365(160) O2 0.02922(129) 0.09965(340) 0.02321(163) -0.01514(210) 0.00240(148) 0.01875(323) O3 0.02922(129) 0.09965(340) 0.02321(163) -0.01514(210) 0.00240(148) 0.01875(323) 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_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_calc_flag La La+0 0.8477(4) 0.8477(4) 0.8477(4) 0.850 4 a d Bi Bi+0 0.8477(4) 0.8477(4) 0.8477(4) 0.150 4 a d Mo Mo+0 0.1667(9) 0.1667(9) 0.1667(9) 1.000 4 a d O1 O+0 0.3189(7) 0.3189(7) 0.3189(7) 1.000 4 a d O2 O+0 0.988(1) 0.172(1) 0.332(1) 0.843(9) 12 b d O3 O+0 0.925(2) 0.621(4) 0.553(2) 0.324(9) 12 b d loop_ _atom_type_symbol _atom_type_oxidation_number _atom_type_radius_bond La+0 3.000 1.060 Bi+0 3.000 0.960 Mo+0 6.000 0.420 O+0 -2.000 1.210 loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle _geom_angle_publ_flag La La La 6_756 5_567 90.74(7) no La La La 6_756 6_746 108.21(8) no La La La 7_675 12_746 144.34(9) no La La La 7_675 9_567 90.74(7) no La La La 4_675 6_746 144.34(9) no La La La 4_675 5_567 90.74(7) no La La La 7_675 12_756 90.74(7) no La La La 4_674 6_746 107.43(8) no La La La 12_746 5_467 107.43(8) no La La La 4_674 5_467 107.43(8) no La La Mo 7_674 7_665 91.57(12) no La La Mo 12_756 7_665 56.61(11) no La La La 5_567 5_467 108.21(8) no loop_ _geom_contact_atom_site_label_1 _geom_contact_atom_site_label_2 _geom_contact_site_symmetry_2 _geom_contact_distance _geom_contact_publ_flag Mo O1 . 1.9211(83) no O2 O1 1_655 2.6401(89) no O2 O2 3_654 3.0728(103) no O2 O2 2_645 3.0728(103) no