Pressure dependence of spin canting in ammonium metal formate antiferromagnets.
Collings, Ines E.; Manna, Rudra Sekhar; Tsirlin, Alexander A.; Bykov, Maxim; Bykova, Elena; Hanfland, Michael; Gegenwart, Philipp; van Smaalen, Sander; Dubrovinsky, Leonid; Dubrovinskaia, Natalia; Physical chemistry chemical physics : PCCP 20 (2018) 24465–24476; doi:10.1039/c8cp03761b

data_7231411
_publ_section_title
;
 Pressure dependence of spin canting in ammonium metal formate
 antiferromagnets.
;
_journal_issue                   37
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              24465
_journal_page_last               24476
_journal_paper_doi               10.1039/c8cp03761b
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C3 H3 Ni O6, N H4'
_chemical_formula_sum            'C3 H7 N Ni O6'
_chemical_formula_weight         211.8
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_audit_creation_method           'Jana2006 Version : 25/10/2015'
_audit_update_record
;
2018-08-09 deposited with the CCDC.
2018-08-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 116.12(5)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.426(3)
_cell_length_b                   8.0477(10)
_cell_length_c                   7.255(3)
_cell_measurement_reflns_used    119
_cell_measurement_temperature    293
_cell_measurement_theta_max      12.58
_cell_measurement_theta_min      2.05
_cell_volume                     336.9(3)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_diffrn_ambient_pressure         '2.02 GPa'
_diffrn_ambient_temperature      293
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.98
_diffrn_measured_fraction_theta_max 0.9
_diffrn_measurement_device       'ID15B beamline, ESRF'
_diffrn_measurement_device_type
'esperanto-CrysAlisPro-abstract goniometer imported esperanto images'
_diffrn_measurement_method       '\w scans'
_diffrn_measurement_specimen_support 'diamond-anvil cell'
_diffrn_radiation_monochromator  synchrotron
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         synchrotron
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.41128
_diffrn_reflns_av_R_equivalents  0.0351
_diffrn_reflns_av_unetI/netI     0.0594
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            2736
_diffrn_reflns_theta_full        11.94
_diffrn_reflns_theta_max         13.47
_diffrn_reflns_theta_min         1.85
_diffrn_source                   synchrotron
_exptl_absorpt_coefficient_mu    0.634
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.795
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.0878
_exptl_crystal_description       'hexagonal bipyramid'
_exptl_crystal_F_000             208
_exptl_crystal_size_max          0.075
_exptl_crystal_size_mid          0.060
_exptl_crystal_size_min          0.050
_refine_ls_abs_structure_details
'  736 of Friedel pairs used in the refinement'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_gt    2.69
_refine_ls_goodness_of_fit_ref   2.35
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_constraints    49
_refine_ls_number_parameters     69
_refine_ls_number_reflns         2736
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.1050
_refine_ls_R_factor_gt           0.0853
_refine_ls_shift/su_max          0.0433
_refine_ls_shift/su_mean         0.0042
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     w=1/(\s^2^(F)+0.0001F^2^)
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_gt          0.0945
_refine_ls_wR_factor_ref         0.0997
_reflns_number_gt                1880
_reflns_number_total             2736
_reflns_threshold_expression     I>3\s(I)
_cod_data_source_file            c8cp03761b2.cif
_cod_data_source_block           ANiF_c2_p10
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7231402--7231432.cif.
;
_cod_original_formula_sum        'C3 H7 N1 Ni1 O6'
_cod_database_code               7231411