Dear Angel, In general, the LP correction angle is the diffraction angle (2theta) of the monochromator crystal. If the primary monochromator is Si(111) then the angle is 28.44 for CuK_alpha1.
Best regards, Leonid ******************************************************* Leonid A. Solovyov Institute of Chemistry and Chemical Technology 660049, K. Marx 42, Krasnoyarsk , Russia www.icct.ru/eng/content/persons/Sol_LA www.geocities.com/l_solovyov ******************************************************* --- On Thu, 7/23/09, alor...@unex.es <alor...@unex.es> wrote: > From: alor...@unex.es <alor...@unex.es> > Subject: RE: LP factor in the Rietveld refinement > To: "Leonid Solovyov" <l_solov...@yahoo.com> > Cc: rietveld_l@ill.fr > Date: Thursday, July 23, 2009, 7:00 AM > Dear All, > > In this scenario, which should be the number for LP in > Topas if ones has a > D8 with a primary monochromator for pure CuKalpha1? > > thanks for the response, > > angel l. ortiz >