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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
_cell.vector_a
Name:_cell.vector_a
Definition:
The cell vector along the X axis.
Type: Real
Values appear in Matrix context.
Dimension: [3]
Units: angstroms
Evaluation method:
_cell.vector_a = _cell.orthogonal_matrix * Matrix([1,0,0])
Category:
cell
