I think you need to close the windows to reduce the Background On Apr 25, 2016 20:52, "Peter Stephens" <peter.steph...@stonybrook.edu> wrote:
> Use of a chopper won't improve on the limit imposed by shot noise. You're > probably better off chasing down the cause of the low angle background. > > > ************************** > Peter W. Stephens > Professor, Department of Physics and Astronomy > Associate Dean for Research and Facilities, College of Arts and Sciences > Stony Brook University > (631) 632-8156 > http://mini.physics.sunysb.edu/~pstephens > Please update your records to my new email: peter.steph...@stonybrook.edu > > On Mon, Apr 25, 2016 at 1:02 PM, Shay Tirosh <stiro...@gmail.com> wrote: > >> Thank you all who answered my question. >> >> I would like to add in this frame: >> >> Are there attempts to use chopping X-ray source coupled to lock-in >> amplifier to dump noise further? >> I would use this technique specifically at low angles where the detector >> tends to saturate with background light. >> >> Thanks >> >> Shay >> >> -- >> _________________________________________________ >> >> Dr. Shay Tirosh >> Institute for Nanotechnology & Advanced Materials >> Bar Ilan University >> Ramat Gan, 52900 >> Israel >> Phone: +972-(0)30-531-7320 >> Mobile: +972-(0)54-8834533 >> Email: stiro...@gmail.com >> _________________________________________________ >> >> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ >> Please do NOT attach files to the whole list <alan.he...@neutronoptics.com >> > >> Send commands to <lists...@ill.fr> eg: HELP as the subject with no body >> text >> The Rietveld_L list archive is on >> http://www.mail-archive.com/rietveld_l@ill.fr/ >> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ >> >> >> > > > > ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > Please do NOT attach files to the whole list <alan.he...@neutronoptics.com > > > Send commands to <lists...@ill.fr> eg: HELP as the subject with no body > text > The Rietveld_L list archive is on > http://www.mail-archive.com/rietveld_l@ill.fr/ > ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > >
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