Crystallographic Information Framework

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Index

Macromolecular dictionary (mmCIF) version 2.0.09

_valence_param.B

Name:
'_valence_param.B'

Definition:

   The bond-valence parameter B used in the expression

         s = exp[(Ro - R)/B]

   where s is the valence of a bond of length R.

Type: float

Mandatory item: no

Alias:
_valence_param_B (cif_core.dic version 2.3)

Category: valence_param


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.