#------------------------------------------------------------------------------
#$Date: 2025-08-19 11:01:59 +0100 (Tue, 19 Aug 2025) $
#$Revision: 301802 $
#$URL: svn://www.crystallography.net/cod/cif/2/10/41/2104155.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_2104155
loop_
_publ_author_name
'Maley, Iain J.'
'Brown, Daniel H.'
'Ibberson, Richard M.'
'Pulham, Colin R.'
_publ_section_title
;
 Solid-state structures of the covalent hydrides germane and stannane
;
_journal_coeditor_code           WS5063
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              312
_journal_page_last               317
_journal_paper_doi               10.1107/S0108768108010379
_journal_volume                  64
_journal_year                    2008
_chemical_formula_moiety         'D4 Ge'
_chemical_formula_sum            'D4 Ge'
_chemical_formula_weight         80.65
_chemical_melting_point          108
_chemical_name_common            germane
_chemical_name_systematic
;
perdeuterogermane
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_cell_angle_alpha                90.0
_cell_angle_beta                 90.0
_cell_angle_gamma                90.0
_cell_formula_units_Z            4
_cell_length_a                   7.35565(17)
_cell_length_b                   8.15934(11)
_cell_length_c                   4.53932(11)
_cell_measurement_temperature    5
_cell_volume                     272.437(10)
_computing_cell_refinement       'TOPAS-Academic (Coehlo)'
_computing_data_collection       'ISIS instrument control program (ICP)'
_computing_data_reduction        'Standard HRPD normalisation routines'
_computing_structure_refinement  TOPAS
_diffrn_measurement_device_type  HRPD
_diffrn_radiation_probe          neutron
_diffrn_radiation_type           'time-of-flight neutron'
_diffrn_radiation_wavelength     1.24-5.36
_exptl_crystal_density_diffrn    1.966
_refine_diff_density_max         0.146
_refine_diff_density_min         -0.125
_refine_ls_goodness_of_fit_all   1.60
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     45
_refine_ls_number_restraints     0
_refine_ls_shift/su_max          0.01
_refine_ls_shift/su_mean         0.00
_refine_ls_weighting_scheme      sigma
_cod_data_source_file            ws5063.cif
_cod_data_source_block           GeD4_5K
_cod_depositor_comments
;
The following automatic conversions were performed:
'_geom_bond_publ_flag' value 'N' changed to 'n' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (4
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (6 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_geom_bond_publ_flag' value 'N' changed to 'n' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (4
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (6 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        272.440(10)
_cod_database_code               2104155
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 +x,+y,+z
2 +x+1/2,-y+1/2,-z
3 -x,+y+1/2,-z+1/2
4 -x+1/2,-y,+z+1/2
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_occupancy
Ge Ge 0.4922(5) 0.3536(3) 0.3559(5) 0.0028(5) Uiso 1.0
D D1 0.6327(7) 0.3211(4) 0.1148(11) 0.0391(11) Uiso 1.0
D D2 0.3175(8) 0.4062(6) 0.1989(10) 0.0470(14) Uiso 1.0
D D3 0.4605(7) 0.2034(4) 0.5311(10) 0.0407(13) Uiso 1.0
D D4 0.5513(6) 0.4954(6) 0.5539(10) 0.0455(15) Uiso 1.0
loop_
_atom_type_symbol
_atom_type_scat_source
Ge International_Tables_Vol_C
D International_Tables_Vol_C
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
_geom_angle
_geom_angle_publ_flag
D1 Ge D2 1_555 1_555 106.4(3) n
D1 Ge D3 1_555 1_555 110.3(2) n
D1 Ge D4 1_555 1_555 111.1(3) n
D2 Ge D3 1_555 1_555 110.4(2) n
D2 Ge D4 1_555 1_555 107.4(3) n
D3 Ge D4 1_555 1_555 110.8(2) n
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
Ge D1 1_555 1.528(5) n
Ge D2 1_555 1.531(6) n
Ge D3 1_555 1.480(5) n
Ge D4 1_555 1.528(6) n
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 134900916