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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) |
Core dictionary version 3.3.0
_exptl_crystal.density_diffrn
Name:_exptl_crystal.density_diffrn
Alias:
_exptl_crystal_density_diffrn
Definition:
Crystal density calculated from the crystal unit cell and atomic content.
Type: Real
Units: megagrams_per_metre_cubed
The permitted range is 0.0 → infinity
Evaluation method:
_exptl_crystal.density_diffrn = 1.6605 * _cell.atomic_mass / _cell.volume
Category:
exptl_crystal
