#------------------------------------------------------------------------------ #$Date: 2012-04-11 09:41:19 +0300 (Wed, 11 Apr 2012) $ #$Revision: 52408 $ #$URL: file:///home/coder/svn-repositories/cod/cif/4/10/56/4105648.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_4105648 loop_ _publ_author_name 'Maxim Avdeev' 'Gordon J. Thorogood' 'Melody L. Carter' 'Brendan J. Kennedy' 'Jimmy Ting' 'David J. Singh' 'Kia S. Wallwork' _publ_section_title ; Antiferromagnetism in a Technetium Oxide. Structure of CaTcO3 ; _journal_name_full 'Journal of the American Chemical Society' _journal_page_first 1654 _journal_page_last 1657 _journal_volume 133 _journal_year 2011 _chemical_formula_structural CaTcO3 _chemical_formula_sum 'Ca O3 Tc' _chemical_formula_weight 186.98 _chemical_name_common 'Calcium Technitium Oxide' _space_group_IT_number 62 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-P 2ac 2n' _symmetry_space_group_name_H-M 'P n m a' _cell_angle_alpha 90.00000 _cell_angle_beta 90.00000 _cell_angle_gamma 90.00000 _cell_formula_units_Z 4 _cell_length_a 5.5373(1) _cell_length_b 7.7118(2) _cell_length_c 5.4004(1) _cell_measurement_temperature 4 _cell_volume 230.611(8) _computing_structure_refinement FULLPROF _diffrn_ambient_temperature 4 _diffrn_detector 128x3He _diffrn_detector_type step _diffrn_radiation_type neutron _diffrn_radiation_wavelength 1.885 _diffrn_source 'nuclear reactor' _diffrn_source_type Echidna _pd_char_colour black _pd_instr_location ; OPAL ; _pd_meas_2theta_range_inc 0.050000 _pd_meas_2theta_range_max 163.95000 _pd_meas_2theta_range_min 3.05000 _pd_meas_number_of_points 3219 _pd_meas_scan_method fixed _pd_proc_2theta_range_inc 0.050000 _pd_proc_2theta_range_max 163.8396 _pd_proc_2theta_range_min 2.6396 _pd_proc_ls_prof_R_factor 5.9668 _pd_proc_ls_prof_wR_expected 1.6038 _pd_proc_ls_prof_wR_factor 7.7897 _pd_proc_wavelength 1.885 _pd_spec_mounting ; Vanadium can ; _pd_spec_mount_mode transmission _pd_spec_shape cylinder _refine_ls_goodness_of_fit_all 4.8 _refine_ls_number_parameters 22 _refine_ls_number_reflns 151 _refine_ls_number_restraints 0 _refine_ls_R_I_factor 12.48 _[local]_cod_data_source_file ja109431t_si_003.cif _[local]_cod_data_source_block CaTcO3 _cod_original_cell_volume 230.61(1) _cod_database_code 4105648 loop_ _symmetry_equiv_pos_as_xyz x,y,z x+1/2,-y+1/2,-z+1/2 -x,y+1/2,-z -x+1/2,-y,z+1/2 -x,-y,-z -x+1/2,y+1/2,z+1/2 x,-y+1/2,z x+1/2,y,-z+1/2 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_B_iso_or_equiv _atom_site_occupancy _atom_site_adp_type _atom_site_type_symbol Ca -0.0470(7) 0.25000 0.4895(9) 0.10000 1.00000 Biso CA Tc 0.00000 0.00000 0.00000 0.10000 1.00000 Biso TC O1 0.5230(6) 0.25000 0.5863(6) 0.10000 1.00000 Biso O O2 0.203982(1) 0.0446(3) 0.2953(4) 0.10000 1.00000 Biso O loop_ _atom_type_symbol _atom_type_scat_length_neutron _atom_type_scat_source Ca 0.47000 V.F._Sears_Neutron_News_3_26_(1992) Tc 0.60000 V.F._Sears_Neutron_News_3_26_(1992) O 0.58030 V.F._Sears_Neutron_News_3_26_(1992) loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_publ_flag O1 Tc O1 180.00(0) no loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_publ_flag Tc O2 1.984(2) no