Fig from John (I have a copy of his book in the office and will see it only tomorrow) due to better quality makes it clear (at least for me) that we see the similar effect shown by David Goldstone.
Dr Felix Frolow Professor of Structural Biology and Biotechnology Department of Molecular Microbiology and Biotechnology Tel Aviv University 69978, Israel Acta Crystallographica F, co-editor e-mail: mbfro...@post.tau.ac.il Tel: ++972-3640-8723 Fax: ++972-3640-9407 Cellular: 0547 459 608 On Oct 30, 2010, at 10:16 , John R Helliwell wrote: > Dear Colleagues, > Here is scan of a portion of Fig 8.1b, including a zoom in, as per my > earlier email. > This was recorded on photographic film, which hopefully removes the > worry about whether Dave's detector was malfunctioning, and secondly, > being Laue, a simple X-ray optic set up (I have to check if it > included a focussing X-ray mirror or not). Even if there is no sure > explanation of such halo features, although I did declare 'defects in > the crystal' as a possibility, we know in this case that these > features were radiation sensitive. > Best wishes, > John > > On Fri, Oct 29, 2010 at 5:08 PM, David Goldstone > <david.goldst...@nimr.mrc.ac.uk> wrote: >> Dear All, >> >> Does anyone have any insight into what the circles around the spots might >> be? >> >> cheers >> >> Dave >> -- >> David Goldstone, PhD >> National Institute for Medical Research >> Molecular Structure >> The Ridgeway >> Mill Hill >> London NW7 1AA >> >> > > > > -- > Professor John R Helliwell DSc > <diffuse spots 3.jpg><diffuse spots 2 .jpg>
