#------------------------------------------------------------------------------ #$Date: 2012-09-20 21:12:00 +0000$ #$Revision: 001 $ #------------------------------------------------------------------------------ # # This file is available in the Material Properties Open Database (MPOD), # http://www.materialproperties.org/ # # 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_1000290 _cod_database_code 1000032 _structure_refined 'no' _phase_name 'corundum' _phase_formula 'alpha-Al2O3' _chemical_formula_sum 'Al2 O3' _symmetry_point_group_name_H-M '-3 m' _cell_length_a 4.7605 _cell_length_b 4.7605 _cell_length_c 12.9956 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _phase_cell_temperature ? loop_ _publ_author_name 'Mayer, Walter G.' 'Hiedemann, E.A.' _publ_section_title ; Corrected values of elastic constants of sapphire ; _journal_name_full 'Acta Crystallographica' _journal_volume 14 _journal_issue 3 _journal_page_first 323 _journal_page_last 323 _journal_year 1961 _phase_density 3986 _prop_conditions_temperature ? _prop_measurement_method TRT _prop_elastic_stiffness_cij 'cij' loop_ _prop_data_label _prop_data_tensorial_index _prop_data_value cij 11 496 cij 12 135 cij 13 117 cij 14 -23 cij 22 496 cij 23 117 cij 24 23 cij 33 502 cij 44 141 cij 55 141 cij 56 -46 cij 66 180.5