Use the Uppsala program DATAMAN for this, with the "RFree SHell" command.
Vellieux Frederic wrote:
> A number of people have suggested to use different approaches to get rid
> of this reciprocal space binding effect. One of these people (Bart Hazes
> I think, correct me if I'm wrong) suggests to take reflections for the
> R-free as thin shells in reciprocal space. The thin shell is omitted
> completely from the target for refinement (I suppose omitting a shell of
> data completely will also have deleterious effects on the refinement, I
> don't know by how much). Problem is, none of the data processing
> programs or suites of programs has implemented this as far as I know. A
Phil Jeffrey
Princeton
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