Porous Ge@C materials via twin polymerization of germanium(ii) salicyl alcoholates for Li-ion batteries
Kitschke, Philipp; Walter, Marc; Rüffer, Tobias; Seifert, Andreas; Speck, Florian; Seyller, Thomas; Spange, Stefan; Lang, Heinrich; Auer, Alexander A.; Kovalenko, Maksym V.; Mehring, Michael; Journal of Materials Chemistry A 4 (2016) 2705–; doi:10.1039/C5TA09891B

data_7236129
_publ_section_title
;
 Porous Ge@C materials via twin polymerization of germanium(ii) salicyl
 alcoholates for Li-ion batteries
;
_journal_issue                   7
_journal_name_full               'Journal of Materials Chemistry A'
_journal_page_first              2705
_journal_paper_doi               10.1039/C5TA09891B
_journal_volume                  4
_journal_year                    2016
_chemical_formula_moiety         'C14 H10 Br2 Ge2 O4, C4 H8 O2'
_chemical_formula_sum            'C18 H18 Br2 Ge2 O6'
_chemical_formula_weight         635.32
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-11-23 deposited with the CCDC.
2016-01-21 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 91.848(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.1184(6)
_cell_length_b                   5.8156(4)
_cell_length_c                   18.7848(10)
_cell_measurement_reflns_used    1142
_cell_measurement_temperature    100
_cell_measurement_theta_max      24.9940
_cell_measurement_theta_min      3.2486
_cell_volume                     995.62(11)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'oxford gemini s'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0471
_diffrn_reflns_av_sigmaI/netI    0.0630
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            3242
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         3.67
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 50
_diffrn_standards_interval_time  5
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    7.066
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.39161
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.119
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.108
_refine_diff_density_min         -0.649
_refine_diff_density_rms         0.151
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.916
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     121
_refine_ls_number_reflns         1738
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.916
_refine_ls_R_factor_all          0.0589
_refine_ls_R_factor_gt           0.0398
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0549P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.0927
_reflns_number_gt                1233
_reflns_number_total             1738
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ta09891b2.cif
_cod_data_source_block           philpv32
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7236129