Dear Jacob and all,
I realise that my last statement sounds awfully dour and dismissive, in
a way I really didn't intend. Especially as Stefan's original posting was a
"Fun Question".
Apologies to all for this over-the-top statement. I enjoyed a lot of
the replies.
With best wishes,
Gerard.
--
On Wed, Jun 06, 2012 at 06:09:33PM +0100, Gerard Bricogne wrote:
> Dear Jacob,
>
> I thought that getting 5 for each iodine was doing pretty well, given
> the circumstances - e.g. the noisy measurements, the primitive software
> running on slow computers with tiny amounts of memory, etc. .
>
> In any case my main point, directed at the original poster, was that
> reading the early Acta Cryst. issues ("RTFL") might be an alternative and
> perhaps more enlightening way of getting a picture of the evolution of
> phasing methods than finding some clever filter settings in the RCSB ;-) .
>
>
> With best wishes,
>
> Gerard.
>
> --
> On Wed, Jun 06, 2012 at 11:08:37AM -0500, Jacob Keller wrote:
> > ...Even with such primitive techniques, I can remember an HgI4
> > > derivative in which you could safely refine the "anomalous occupancies"
> > > (i.e. f" values) for the iodine atoms of the beautiful planar HgI3 anion
> > > to
> > > 5 electrons.
> >
> > I am surprised--f"'s of I and Hg are supposed to be around 8 for CuKa
> > (or maybe you weren't using CuKa)?
> >
> > JPK
> >
> >
> > --
> > *******************************************
> > Jacob Pearson Keller
> > Northwestern University
> > Medical Scientist Training Program
> > email: [email protected]
> > *******************************************
--
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