Core dictionary (coreCIF) version 2.3.1

_reflns_threshold_expression

Name:
'_reflns_threshold_expression'

Definition:

   The threshold, usually based on multiples of u(I), u(F^2^)
   or u(F), that serves to identify significantly intense
   reflections, the number of which is given by _reflns_number_gt.
   These reflections are used in the calculation of
   _refine_ls_R_factor_gt.

Example:

I>2u(I)

Related item: _reflns_observed_criterion

(alternate)

Type: char

Category: reflns









































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