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#$Date: 2016-02-14 16:26:36 +0200 (Sun, 14 Feb 2016) $
#$Revision: 176435 $
#$URL: svn://www.crystallography.net/cod/cif/1/00/16/1001634.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1001634
loop_
_publ_author_name
'Ledesert, M'
'Maignan, A'
'Chardon, J'
'Martin, C'
'Labbe, Ph'
'Hervieu, M'
'Raveau, B'
_publ_section_title
;
(Tl, Bi) Sr2 Ca Cu2 O7 "1212" superconducting single crystal. A
structural and magnetic study
;
_journal_coden_ASTM              PHYCE6
_journal_name_full               'Physica C (Amsterdam) (152,1988-)'
_journal_page_first              387
_journal_page_last               395
_journal_paper_doi               10.1016/0921-4534(94)90798-6
_journal_volume                  232
_journal_year                    1994
_chemical_formula_structural     '(Tl0.67 Bi0.33) (Ca0.89 Tl0.11) Sr2 Cu2 O7'
_chemical_formula_sum            'Bi0.33 Ca0.89 Cu2 O7 Sr2 Tl0.78'
_chemical_name_systematic
;
Thallium bismuth calcium strontium copper oxide (0.78/0.33/0.89/2/2/7)
;
_space_group_IT_number           123
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      123
_symmetry_space_group_name_Hall  '-P 4 2'
_symmetry_space_group_name_H-M   'P 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   3.7922(6)
_cell_length_b                   3.7922(6)
_cell_length_c                   12.0661(25)
_cell_volume                     173.5
_refine_ls_R_factor_all          0.025
_cod_original_formula_sum        'Bi.33 Ca.89 Cu2 O7 Sr2 Tl.78'
_cod_database_code               1001634
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z
-x,y,z
x,-y,z
-y,x,z
y,-x,z
y,x,z
-y,-x,z
-x,-y,-z
x,y,-z
x,-y,-z
-x,y,-z
y,-x,-z
-y,x,-z
-y,-x,-z
y,x,-z
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_22
_atom_site_aniso_U_23
_atom_site_aniso_U_33
Tl1 0.031(1) 0. 0. 0.0137(5) 0. 0.0046(2)
Bi1 0.031(1) 0. 0. 0.0137(5) 0. 0.0046(2)
Ca1 0.0083(6) 0. 0. 0.0083(6) 0. 0.0091(7)
Tl2 0.0083(6) 0. 0. 0.0083(6) 0. 0.0091(7)
Sr1 0.0101(3) 0. 0. 0.0101(3) 0. 0.0124(4)
Cu1 0.0058(3) 0. 0. 0.0058(3) 0. 0.0106(5)
O1 0.012(3) 0. 0. 0.010(3) 0. 0.014(2)
O2 0.016(13) 0. 0. 0.016(3) 0. 0.010(3)
O3 0.016(39) -0.01(1) 0. 0.016(9) 0. 0.02(1)
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
Tl1 Tl3+ 4 l 0.0575(4) 0. 0. 0.1675 0 d
Bi1 Bi3+ 4 l 0.0575(4) 0. 0. 0.0825 0 d
Ca1 Ca2+ 1 d 0.5 0.5 0.5 0.89 0 d
Tl2 Tl3+ 1 d 0.5 0.5 0.5 0.11 0 d
Sr1 Sr2+ 2 h 0.5 0.5 0.2170(1) 1. 0 d
Cu1 Cu2+ 2 g 0. 0. 0.3642(1) 1. 0 d
O1 O2- 4 i 0. 0.5 0.3693(5) 1. 0 d
O2 O2- 2 g 0. 0. 0.1660(8) 1. 0 d
O3 O2- 4 j 0.411(5) 0.411(5) 0. 0.25 0 d
loop_
_atom_type_symbol
_atom_type_oxidation_number
Tl3+ 3.000
Bi3+ 3.000
Ca2+ 2.000
Sr2+ 2.000
Cu2+ 2.445
O2- -2.000
