Crystallographic Information Framework

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CIF_CORE > MODEL > VALENCE > VALENCE_PARAM

Index

Core dictionary version 3.0.14

_valence_param.Ro

Name:
_valence_param.Ro

Alias:
_valence_param_Ro

Definition:

   
     The bond valence parameter Ro used in the expression
     s = exp[(Ro - R)/B] where s is the valence of bond length R.

Type: Real

Units: angstroms


The permitted range is 1. → infinity

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.