Vocabulary

of the keywords not included in the CIF standard,
which have been added for the description of the magnetic structures.



_atom_site_equivalent_sublattices
The only "crystalline" extension. The conditions imposed on the coordinate triplets of equivalent points (atoms) in the unit cell described by a given Wyckoff symbol (according to the Int. Tables for Crystallography). The conditions are specified only once in a source data file , even if the same set of equivalent positions is encountered several times in a given crystalline cell.

_magnetic_phase_label
Identification of the magnetic phase

loop_
_magn_phase_stability_range_temp
The range of temperature (Tlow ,Tupp), in which the considered magnetic phase is found to be stable.
_magn_phase_meas_method
The information regarding mainly the type of sample (powder,single crystal) used for the diffraction measurement
_magn_phase_references
The references to papers, from which the information on the considered magnetic phase has been taken.

loop_
_magn_atom_label
Identification of a given type of magnetic atoms in the cell
_magn_atom_moment
The magnetic moment on the magnetic atom specified by _magn_atom_label.
_magn_atom_moment_comment
Comment regarding the presence and values of the magnetic moments
_magn_atom_moment_meas_temp
Temperature in which the magnetic moment has been measured
_magn_atom_moment_references
The references to papers, from which the values of the magnetic moments have been taken

loop_
_magn_structure_cell_multipl_a
_magn_structure_cell_multipl_b
_magn_structure_cell_multipl_c
The magnetic cell constants described as multiplicities of the respective crystalline cell constants for commensurate structures
_magn_struct_comment
A short description of the considered magnetic structure
_magn_struct_references
The references to papers, from which the information about the magnetic structure has been taken

loop_
_magn_struct_moment_site_label
Identification of magnetic atoms occupying a given set of equivalent position
_magn_struct_moments_as_MxMyMz
Magnetic moments (as Mx, My and Mz components) for an atoms occupying the set of equivalent positions in the elementary cell, in the coordinate system used in the present description
_magn_struct_moments_as_MThPhi
Magnetic moments (as M, Thetha, Phi spherical components) for an atoms occupying the set of equivalent positions in elementary cell

loop_
_magn_struct_symm_group_named_Op
Symbol of the magnetic space group in the Opechowski-Guccione clasiffication scheme
2_magn_struct_symm_spin_sp_group
Symbol of the spin space group in the Litvin-Opechowski clasification scheme
_magn_struct_symm_group_refer
References to the papers, from which information about the magnetic symmetry group has been taken

loop_
_magn_symm_atom_site_label
Identification of a magnetic site from the magnetic symmetry point of view
_magn_symm_k-vect_star_named_Kov
The star of the "k" wave vector, describing the translation properties of the magnetic structure, according to the labelling scheme used in the "Tables of irreducible representations of space groups" by Kovalev.
_magn_symm_k-vect_star_as_BZ_point
The star of the "k" wave vector mentioned above, as symmetry point in a Brillouin Zon of corresponding reciprocal lattice
. _magn_symm_k-vect_as_conv_KxKyKz
The "k" wave vector, described in the coordinate system used by the International Tables for Crystallography
_magn_symm_k-vect_as_prim_kxkykz
The "k" wave vector, described in the primitive lattice coordinate system used by Kovalev

loop_
_magn_symm_atom_site_label
see the previous loop
_magn_symm_k-vect_star_named_Kov
see the previous loop
_magn_symm_k-vect_star_as_BZ_point
see the previous loop
_magn_symm_repres_named_MillLov
Symbol of the respective space group irreducible representation according to Miller-Love
_magn_symm_repres_named_Kov
Symbol of the respective space group irreducible representation according to Kovalev
_magn_symm_order_parameter
The magnetic order parameter describing the magnetic structure in the respective magnetic phase (the coefficients of the linear combination of the basic vectors of the irreducible representations describing the respective magnetic structure e.g. the components of the magnetic structure in the symmetrized coordinate system)


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