Crystallographic Information Framework

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Index

Macromolecular dictionary (mmCIF) version 2.0.09

_atom_site.aniso_ratio

Name:
'_atom_site.aniso_ratio'

Definition:

   Ratio of the maximum to minimum principal axes of
   displacement (thermal) ellipsoids.

Type: float

Mandatory item: no


The permitted range is [1.0, infinity)

Related item: _atom_site_anisotrop.ratio (alternate_exclusive)

Category: atom_site


International Tables for Crystallography

Volume G: Definition and exchange of crystallographic data

First online edition (2006)

Edited by S. R. Hall and B. McMahon

An essential guide and reference to CIF for programmers, data managers handling crystal-structure information and practising crystallographers.