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International
Tables for Crystallography Volume G Definition and exchange of crystallographic data Edited by J. R. Hester and B. McMahon © International Union of Crystallography 2026 |
International Tables for Crystallography (2026). Vol. G. Early view chapter
https://doi.org/10.1107/97809553602060001011 Chapter 4.2 Core dictionary (coreCIF) |
Core dictionary version 3.3.0
_atom_site.fract_xyz
Name:_atom_site.fract_xyz
Definition:
Vector of atom site coordinates projected onto the crystal unit
cell as fractions of the cell lengths.
Type: Real
Values appear in Matrix context.
Dimension: [3]
Units: none
Evaluation method:
With a as atom_site
_atom_site.fract_xyz = [a.fract_x, a.fract_y, a.fract_z]
Category:
atom_site
