Synthesis, Crystal Structure, Transport, and Magnetic Properties of Novel Ternary Copper Phosphides, A2Cu6P5 (A = Sr, Eu) and EuCu4P3
Dmitri O. Charkin; Arthur V. Urmanov; Sergey M. Kazakov; Dmitri Batuk; Artem M. Abakumov; Stephan Knöner; Elena Gati; Bernd Wolf; Michael Lang; Andrey V. Shevelkov; Gustaaf Van Tendeloo; Evgeni V. Antipov; Inorganic Chemistry 51 (2012) 8948–8955; doi:10.1021/ic301033h

data_4330062
_publ_contact_author             'D.O. Charkin'
_publ_contact_author_address
;
      Department of Chemistry 
      Moscow State University
      119991 Moscow
      Russia
;
_publ_contact_author_email       charkin@inorg.chem.msu.ru
_publ_contact_author_fax         '+ 7-495-9393504'
_publ_contact_author_name        'Dr. Dmitri O. Charkin'
_publ_contact_author_phone       '+ 7-495-9390998'
_publ_section_title
;
 Synthesis, Crystal Structure, Transport, and Magnetic Properties of Novel
 Ternary Copper Phosphides, A2Cu6P5 (A = Sr, Eu) and EuCu4P3
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8948
_journal_page_last               8955
_journal_paper_doi               10.1021/ic301033h
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'Cu6 P5 Sr2'
_chemical_formula_weight         711.4
_space_group_IT_number           139
_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                   4.116
_cell_length_b                   4.116
_cell_length_c                   24.6486(3)
_cell_volume                     417.583(5)
_computing_publication_material
'Jana2000 (Petricek, Dusek & Palatinus, 2000)'
_computing_structure_refinement
'Jana2000 (Petricek, Dusek & Palatinus, 2000)'
_diffrn_ambient_temperature      293
_diffrn_radiation_type           x-ray
_diffrn_radiation_wavelength     1.5406
_exptl_absorpt_coefficient_mu    41.116
_exptl_absorpt_process_details
'(Jana2000; Petricek, Dusek & Palatinus, 2000)'
_exptl_crystal_density_diffrn    5.65587
_exptl_crystal_F_000             650
_pd_meas_2theta_range_inc        -1
_pd_meas_2theta_range_max        99.992
_pd_meas_2theta_range_min        4.003
_pd_meas_number_of_points        9600
_pd_proc_2theta_range_inc        -1
_pd_proc_2theta_range_max        99.992
_pd_proc_2theta_range_min        4.003
_pd_proc_ls_background_function  '12 Legendre polynoms'
_pd_proc_ls_pref_orient_corr     'March & Dollase'
_pd_proc_ls_profile_function     Pseudo-Voigt
_pd_proc_ls_prof_R_factor        0.0396
_pd_proc_ls_prof_wR_expected     0.0203
_pd_proc_ls_prof_wR_factor       0.0626
_refine_ls_extinction_method     none
_refine_ls_number_parameters     50
_refine_ls_R_factor_all          0.0391
_refine_ls_R_factor_gt           0.0387
_refine_ls_shift/su_max          0.4700
_refine_ls_shift/su_mean         0.0757
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_gt          0.0339
_refine_ls_wR_factor_ref         0.0339
_cod_data_source_file            ic301033h_si_001_2.cif
_cod_data_source_block           Sr2Cu6P5
_cod_original_cell_volume        417.584(5)
_cod_original_sg_symbol_Hall     '-I 4;-2'
_cod_database_code               4330062