#------------------------------------------------------------------------------ #$Date: 2011-06-31 23:03:00 +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_1000243 _cod_database_code 9008081 _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 4.7589 _cell_length_b 4.7589 _cell_length_c 12.991 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 loop_ _publ_author_name 'Bhagavantam, S.' _publ_section_title ; Elastic properties of single crystals and polycrystalline aggregates ; _journal_name_full 'Proceedings of the Indian Academy of Sciences A' _journal_volume 41 _journal_issue ? _journal_page_first 72 _journal_page_last 90 _journal_year 1955 _phase_density ? _prop_measurement_method 'COM' _prop_conditions_temperature ? _prop_elastic_stiffness_cij 'cij' loop_ _prop_data_label _prop_data_tensorial_index _prop_data_value cij 11 466 cij 12 127 cij 13 117 cij 14 94 cij 22 466 cij 23 117 cij 24 -94 cij 33 506 cij 44 235 cij 55 235 cij 56 188 cij 66 169.5