#------------------------------------------------------------------------------ #$Date: 2013-03-28 18:17:04 +0200 (Thu, 28 Mar 2013) $ #$Revision: 77586 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/17/1001722.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_1001722 loop_ _publ_author_name 'Fauquier, D' 'Gasperin, M' _publ_section_title ; Synthese de monocristaux et etude structurale de La Nb Ti O6 ; _journal_coden_ASTM BUFCAE _journal_name_full ; Bulletin de la Societe Francaise de Mineralogie et de Cristallographie (72,1949-100,1977) ; _journal_page_first 258 _journal_page_last 259 _journal_volume 93 _journal_year 1970 _chemical_compound_source synthetic _chemical_formula_structural 'La Nb Ti O6' _chemical_formula_sum 'La Nb O6 Ti' _chemical_name_mineral 'Aeschynite (La)' _chemical_name_systematic 'Lanthanum niobium titanium oxide' _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 62 _symmetry_space_group_name_H-M 'P n m a' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 10.934 _cell_length_b 7.572 _cell_length_c 5.446 _cell_volume 450.9 _refine_ls_R_factor_all 0.11 _cod_database_code 1001722 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2-y,1/2-z -x,1/2+y,-z 1/2-x,-y,1/2+z -x,-y,-z 1/2-x,1/2+y,1/2+z x,1/2-y,z 1/2+x,y,1/2-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 La1 La3+ 4 c 0.0421 0.25 0.5403 1. 0 d Nb1 Nb5+ 8 d 0.1445 -0.0057 0.0362 0.5 0 d Ti1 Ti4+ 8 d 0.1445 -0.0057 0.0362 0.5 0 d O1 O2- 8 d -0.026 0.033 0.228 1. 0 d O2 O2- 8 d 0.21 0.051 0.374 1. 0 d O3 O2- 4 c 0.144 0.25 -0.019 1. 0 d O4 O2- 4 c 0.128 -0.25 0.126 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number La3+ 3.000 Nb5+ 5.000 Ti4+ 4.000 O2- -2.000