data_2001129
_publ_section_title
;
 Structure of the laser host material LiYF₄
;
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              2053
_journal_page_last               2054
_journal_paper_doi               10.1107/S0108270193005876
_journal_volume                  49
_journal_year                    1993
_chemical_formula_sum            'F4 Li Y'
_chemical_formula_weight         171.8
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'I 1'
_symmetry_space_group_name_H-M   'I 41/a'
_cell_angle_alpha                90.0
_cell_angle_beta                 90.0
_cell_angle_gamma                90.0
_cell_formula_units_Z            4
_cell_length_a                   5.1640(10)
_cell_length_b                   5.1640(10)
_cell_length_c                   10.741(2)
_cell_volume                     286.43(9)
_diffrn_radiation_type           Mo
_diffrn_radiation_wavelength     0.7107
_exptl_absorpt_coefficient_mu    20.4
_exptl_crystal_density_diffrn    3.99
_exptl_crystal_F_000             312
_[local]_cod_data_source_file    hh0619.cif
_[local]_cod_data_source_block   hh0619a
_[local]_cod_chemical_formula_sum_orig 'F4 Li1 Y1'
_cod_original_cell_volume        286.50(10)
_cod_database_code               2001129
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Y .0 .2500 .6250 .100(10)
Li .0 .2500 .1250 .20(2)
F .2183(2) .5855(2) .54370(10) .170(10)
