#------------------------------------------------------------------------------ #$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $ #$Revision: 966 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/1008324.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_1008324 _chemical_name_systematic 'Terbium rhodium tin (5/6/17.6)' _chemical_formula_structural 'Tb5 Rh6 Sn17.6' _chemical_formula_analytical 'Tb5 Rh6 Sn18' _chemical_formula_sum 'Rh6 Sn17.6 Tb5' _publ_section_title ; Structural studies by electron and X-ray diffraction of the disordered phases II: (Sn~1-x~Tb~x~)Tb~4~Rh~6~Sn~18~ and (Sn~1- x~Dy~X~)Dy~4~Os~6~Sn~18~ ; _space_group_IT_number 142 _symmetry_space_group_name_Hall 'I 4bw 2aw -1bw' _symmetry_space_group_name_H-M 'I 41/a c d :1' _[local]_cod_cif_authors_sg_H-M 'I 41/a c d S' loop_ _publ_author_name 'Miraglia, S' 'Hodeau, J L' 'de=Bergevin, F' 'Marezio, M' _journal_name_full 'Acta Crystallographica B (39,1983-)' _journal_coden_ASTM ASBSDK _journal_volume 43 _journal_year 1987 _journal_page_first 76 _journal_page_last 83 _cell_length_a 13.772(2) _cell_length_b 13.772(2) _cell_length_c 27.544(4) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 5224.2 _cell_formula_units_Z 8 _symmetry_cell_setting tetragonal loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' 'x,-y,1/2+z' 'x,1/2+y,1/4-z' 'x,1/2-y,3/4-z' '-x,-y,z' '-x,y,1/2+z' '-x,1/2-y,1/4-z' '-x,1/2+y,3/4-z' '-y,x,-z' 'y,x,1/2-z' '1/2-y,x,3/4+z' '1/2+y,x,1/4+z' 'y,-x,-z' '-y,-x,1/2-z' '1/2+y,-x,3/4+z' '1/2-y,-x,1/4+z' '1/2+x,1/2+y,1/2+z' '1/2+x,1/2-y,z' '1/2+x,y,3/4-z' '1/2+x,-y,1/4-z' '1/2-x,1/2-y,1/2+z' '1/2-x,1/2+y,z' '1/2-x,-y,3/4-z' '1/2-x,y,1/4-z' '1/2-y,1/2+x,1/2-z' '1/2+y,1/2+x,-z' '-y,1/2+x,1/4+z' 'y,1/2+x,3/4+z' '1/2+y,1/2-x,1/2-z' '1/2-y,1/2-x,-z' 'y,1/2-x,1/4+z' '-y,1/2-x,3/4+z' loop_ _atom_type_symbol _atom_type_oxidation_number Tb0 0.000 Sn0 0.000 Rh0 0.000 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 Tb1 Tb0 8 b 0. 0. 0.25 1.0(1) 0 d Tb2 Tb0 32 g 0.1380(4) 0.1364(4) -0.0685(1) 1. 0 d Sn1 Sn0 32 g 0.0850(7) 0.0898(4) 0.0438(1) 1. 0 d Sn2 Sn0 16 f 0.179(2) 0.179(2) 0.25 1. 0 d Sn3 Sn0 16 f 0.331(2) 0.331(2) 0.25 1. 0 d Sn4 Sn0 32 g 0.3231(5) 0.0115(8) 0.0870(1) 1. 0 d Sn5 Sn0 32 g -0.005(2) 0.3271(5) 0.0875(1) 1. 0 d Sn6 Sn0 16 e 0.25 0.205 0.125 0.80(6) 0 d Rh1 Rh0 16 d 0. 0. 0.1225(1) 1. 0 d Rh2 Rh0 32 g 0.245 0.002 0. 1. 0 d _cod_database_code 1008324