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)
CIF_CORE_HEAD > DIFFRACTION > REFLNS > REFLNS_SHELL

Index

Core dictionary version 3.3.0

_reflns_shell.number_unique_all

Name:
_reflns_shell.number_unique_all

Alias:
_reflns_shell_number_unique_all

Definition:

   
    Count of symmetry-unique reflections present in this reflection shell.

Type: Integer

Units: none


The permitted range is 0 → infinity

Category:
reflns_shell








































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