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#$Date: 2010-09-30 10:46:17 +0000 (Thu, 30 Sep 2010) $
#$Revision: 001 $
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#
# This file is available in the Material Properties Open Database (MPOD),
# http://www.mpod.net/
#
# 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_1000027
_cod_database_code               9012795
_structure_refined 'no'
_phase_name langasite
_chemical_formula_sum 'La3 Ga5 Si O14'
_symmetry_point_group_name_H-M 32
_cell_length_a  8.176
_cell_length_c  5.108
loop_
_publ_author_name
'Ogi H.'
'Nakamura N.'
'Sato K.'
'Hirao M.'
'Uda S.'
_publ_section_title
;
Elastic, anelastic, and piezoelectric coefficients of langasite: Resonance ultrasound spectroscopy with laser-doppler interferometry
;
_journal_name_full               'IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control'
_journal_volume                  50
_journal_issue                   5
_journal_page_first              553
_journal_page_last               560
_journal_year                    2003
_prop_measurement_method 'RUS-Laser-Doppler'
_prop_conditions_temperature 297
_prop_elastic_stiffness_cij 'cij'
loop_
_prop_data_label
_prop_data_tensorial_index
_prop_data_value
cij 11 189.5
cij 12 105.3
cij 13 97.16
cij 14 14.25
cij 22 189.5
cij 23 97.16
cij 24 -14.25
cij 33 262.6
cij 44 53.5
cij 55 53.5
cij 56 28.5
cij 66 42.1