#------------------------------------------------------------------------------
#$Date: 2016-02-14 16:26:36 +0200 (Sun, 14 Feb 2016) $
#$Revision: 176435 $
#$URL: svn://www.crystallography.net/cod/cif/2/10/10/2101024.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_2101024
loop_
_publ_author_name
'Yeh, S. K.'
'Wu, S. Y.'
'Lee, C. S.'
'Wang, Y.'
_publ_section_title
;
 Electron-density distribution in a crystal of potassium
 tetrafluoronickelate, K₂NiF₄
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              806
_journal_page_last               811
_journal_paper_doi               10.1107/S0108768193003246
_journal_volume                  49
_journal_year                    1993
_chemical_formula_sum            'F4 K2 Ni'
_chemical_formula_weight         212.90
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90.
_cell_angle_beta                 90.
_cell_angle_gamma                90.
_cell_formula_units_Z            2
_cell_length_a                   4.0130(6)
_cell_length_b                   4.0130(6)
_cell_length_c                   13.088(2)
_cell_volume                     210.78(4)
_diffrn_radiation_type           Mo
_diffrn_radiation_wavelength     0.7107
_exptl_absorpt_coefficient_mu    6.56
_exptl_crystal_density_diffrn    3.36
_exptl_crystal_F_000             204
_cod_data_source_file            as0627.cif
_cod_data_source_block           as0627a
_cod_original_sg_symbol_H-M      I4/mmm
_cod_original_formula_sum        'F4 K2 Ni1'
_cod_database_code               2101024
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
K .0 .0 .35377(2)
Ni .0 .0 .0
F1 .0 .5 .0
F2 .0 .0 .15331(7)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
Ni F 2.0065(3)
Ni F 2.0062(8)
