#------------------------------------------------------------------------------
#$Date: 2012-09-20 21:12:00 +0000$
#$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_1000289
_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
'Bernstein, B.T.'
_publ_section_title
;
 Elastic constants of synthetic sapphire at 27°C
;
_journal_name_full               'Journal of Applied Physics'
_journal_volume                  34
_journal_issue                   1
_journal_page_first              169
_journal_page_last               172
_journal_year                    1963
_phase_density 3986
_prop_conditions_temperature 300
_prop_elastic_stiffness_cij 'cij'
loop_
_prop_data_label
_prop_data_tensorial_index
_prop_data_value
_prop_measurement_method
cij 11 490.2 PEM
cij 12 165.4 PEM
cij 13 113.0 PEM
cij 14 -23.2 PEM
cij 22 490.2 PEM
cij 23 113.0 PEM
cij 24 23.2 PEM
cij 33 490.2 PEM
cij 44 145.4 PEM
cij 55 145.4 PEM
cij 56 -46.4 PEM
cij 66 162.4 PEM
cij 11 492.0 RT
cij 12 168.4 RT
cij 13 116.4 RT
cij 14 -23.4 RT
cij 22 492.0 RT
cij 23 116.4 RT
cij 24 23.4 RT
cij 33 492.0 RT
cij 44 146.8 RT
cij 55 146.8 RT
cij 56 -46.8 RT
cij 66 187.8 RT