Dear Carlo, Thank you so much for your suggestion. I shall!
Have a wonderful weekend, Don On Fri, 2018-06-08 at 09:45 -0500, Carlo Segre: > You might also ask the beamline scientist at APS Sector 9, Tianpin Wu > <t...@anl.gov> > > carlo > > On Fri, 8 Jun 2018, Anatoly Frenkel wrote: > > > Don, > > > > I am sure that Paul Northrup (north...@bnl.gov) will help - he was the > > beamline scientist at X15B and is likely to have the standards you need. > > > > Anatoly > > > > > > ------------------------------------------------------------------- > > > > On Fri, Jun 8, 2018 at 9:54 AM, Don Baker <don.ba...@mcgill.ca> wrote: > > > >> Hello All, > >> > >> First let me apologize if the question below is inappropriate for this > >> group, but I don't know of a better set of experts that I can ask. > >> > >> So, here is some background: > >> > >> I have some old S K-edge XANES data from NSLS X15B for S-bearing > >> silicate glasses that was collected by a Ph.D. student who decided to > >> leave for a good job rather than finishing their degree. During my > >> current sabbatical year I have been looking at the data and reading > >> papers on the topic. I think that I now understand, at least > >> qualitatively, the changes in the spectra as a function of iron > >> concentration in the glasses, but to perform quantitative modelling I > >> need XANES spectra of MgS and CaS, which we did not think to collect all > >> those years ago. I have searched for XANES spectra of MgS and CaS on > >> the CARS XAFS Data Library and on the XAFS Database at IIT without > >> success. I am unaware of other databases available. > >> > >> Now for for my questions: > >> > >> 1. Does anyone know of a XANES database that contains MgS and CaS > >> spectra? (Or did I miss it in the databases I searched?) > >> > >> 2. If I cannot find measured MgS and CaS spectra, what do you think > >> about using calculated spectra (e.g., Zheng et al.,2012, NPJ > >> Computational Materials, 12 -- which uses FEFF) for quantitative > >> modelling? > >> > >> > >> And information, ideas, and suggestions that you may have will be > >> appreciated. > >> > >> > >> Wishing you all the best from a spring morning in Montreal, > >> > >> Don > >> > >> > >> > >> > >> -- > >> Melting rocks today for a better tomorrow . . . > >> Don R. Baker, Professor of Geochemistry, Earth and Planetary Sciences, > >> McGill University > >> > >> _______________________________________________ > >> Ifeffit mailing list > >> Ifeffit@millenia.cars.aps.anl.gov > >> http://millenia.cars.aps.anl.gov/mailman/listinfo/ifeffit > >> Unsubscribe: http://millenia.cars.aps.anl.gov/mailman/options/ifeffit > >> > > > -- Melting rocks today for a better tomorrow . . . Don R. Baker, Professor of Geochemistry, Earth and Planetary Sciences, McGill University _______________________________________________ Ifeffit mailing list Ifeffit@millenia.cars.aps.anl.gov http://millenia.cars.aps.anl.gov/mailman/listinfo/ifeffit Unsubscribe: http://millenia.cars.aps.anl.gov/mailman/options/ifeffit