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#$Date: 2016-02-14 14:26:36 +0000 (Sun, 14 Feb 2016) $
#$Revision: 176435 $
#$URL: svn://www.crystallography.net/cod/cif/2/10/07/2100740.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.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_2100740
loop_
_publ_author_name
'Lindqvist, O.'
'Sj\"oberg, J.'
'Hull, S.'
'Pompe, R.'
_publ_section_title
;
 Structural changes in O'-sialons,
 Si~2{-~<i>x</i>}Al~<i>x~</i>N~2{-~<i>x</i>}O~1+<i>x~</i>, 0.04 {\/leq}
 <i>x</i> {\/leq} 0.40
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              672
_journal_page_last               678
_journal_paper_doi               10.1107/S0108768191004883
_journal_volume                  47
_journal_year                    1991
_chemical_formula_sum            'Al0.4 N1.6 O1.4 Si1.6'
_chemical_formula_weight         100.54
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.9239(8)
_cell_length_b                   5.4982(5)
_cell_length_c                   4.8599(3)
_cell_volume                     238.45(3)
_diffrn_radiation_type           Cu
_diffrn_radiation_wavelength     1.540598
_exptl_crystal_density_diffrn    2.801
_cod_data_source_file            ab0203.cif
_cod_data_source_block           ab0203e
_cod_original_cell_volume        238.95
_cod_original_formula_sum        'Al0.40 N1.60 O1.40 Si1.60'
_cod_database_code               2100740
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Si_Al .1783(3) .1497(6) .2803(9)
N_O(1) .2182(2) .1240(3) .6270(7)
O(2) .0 .2131(6) .23