Crystallographic Information Framework

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Index

Macromolecular dictionary (mmCIF) version 2.0.09

_refln.F_squared_sigma

Name:
'_refln.F_squared_sigma'

Definition:

   The standard uncertainty (derived from measurement) of the
   squared structure factor in electrons squared.

Type: float

Mandatory item: no

Alias:
_refln_F_squared_sigma (cif_core.dic version 2.0.1)

Category: refln


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.