#------------------------------------------------------------------------------ #$Date: 2010-06-10 18:11:07 +0300 (Thu, 10 Jun 2010) $ #$Revision: 1210 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9010366.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided the American Mineralogist Crystal Structure Database, # http://rruff.geo.arizona.edu/AMS/amcsd.php # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_9010366 loop_ _publ_author_name 'Martin, C. D.' 'Smith, R. I.' 'Marshall, W. G.' 'Parise, J. B.' _publ_section_title ; High-pressure structure and bonding in CaIrO3: the structure model of MgSiO3 post-perovskite investigated with time-of-flight neutron powder diffraction Note: Ca(z) and O(y) changed to match normal structure Sample: P = 9.68 GPa ; _journal_name_full 'American Mineralogist' _journal_page_first 1912 _journal_page_last 1918 _journal_volume 92 _journal_year 2007 _chemical_formula_sum 'Ca Ir O3' _chemical_name_mineral CaIrO3 _space_group_IT_number 63 _symmetry_space_group_name_Hall '-C 2c 2' _symmetry_space_group_name_H-M 'C m c m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 3.1015 _cell_length_b 9.6551 _cell_length_c 7.2141 _cell_volume 216.028 _diffrn_ambient_pressure 9.68e+06 _exptl_crystal_density_diffrn 8.618 _cod_database_code 9010366 _amcsd_database_code AMCSD#0004487 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2+y,z x,-y,1/2+z 1/2+x,1/2-y,1/2+z -x,y,1/2-z 1/2-x,1/2+y,1/2-z -x,y,z 1/2-x,1/2+y,z x,-y,-z 1/2+x,1/2-y,-z x,y,1/2-z 1/2+x,1/2+y,1/2-z -x,-y,1/2+z 1/2-x,1/2-y,1/2+z -x,-y,-z 1/2-x,1/2-y,-z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Ca 0.00000 0.24760 0.25000 0.00930 Ir 0.00000 0.00000 0.00000 0.01120 O1 0.00000 0.92423 0.25000 0.01260 O2 0.00000 0.63035 0.05110 0.00860