Hi Matt, Thank you for your assistance. Helpful. Kind regards, Kumar
On Mon, 24 Apr 2023 at 02:24, Matt Newville <newvi...@cars.uchicago.edu> wrote: > Hi Kumar, > > These processing steps are separate because sometimes you might want to > alter the order. That said, here are my recommendations for normal > processing, with the strongest recommendations first: > > I would not worry about choosing E0 or normalization until after merging. > > If you need to align scans, do that before merging. But see below on > "re-binning". > > If you need to de-glitch multiple scans, first try to figure out why and > what energy values need to be de-glitched. If these values are not > consistent across scans, it may indicate that your sample is causing the > glitches, which is not really consistent with "amorphous anatase". If the > glitches are consistent and at nearly the same energies, you probably want > to de-glitch before merging. > > Are you certain you need to re-bin the data? If so, you should probably > consult with beamline scientists or people familiar with the data > collection on whether that should be done before energy alignment. Some > data collection systems that generate data that needs rebinning probably > imply that you should *not re-align* at all, but trust the energy values. > > > On Sun, Apr 23, 2023 at 12:19 AM Kumar Jena <kjen...@aucklanduni.ac.nz> > wrote: > >> Hi Ifeffit community, >> I am Kumar Jena, a PhD student at the University of Auckland. I have >> recently collected XAS data from amorphous anatase samples. I have read and >> seen many resources on performing data preprocessing, such as corrections, >> energy calibrations, etc. However, my question is, is there a specific >> order for doing so, or does it vary from data set to data sets? >> >> The order in which I have done it is as follows: (I have used Athena) >> >> - Import > Align data sets > Choose E0 and apply for all the scans > >> Merge them > Deglith the merged data > Rebin > Normalize >> >> Please advise if it's the right way to start. >> >> I appreciate your time and help. >> >> Kind regards, >> Kumar >> >> -- >> [image: University of Auckland (UOA) - WEGO-ITN] >> *Kumar Debajyoti Jena* >> *M.Tech (IIT Kanpur)* >> *Ph.D. Student* >> Department of Chemical and Materials Engineering >> Faculty of Engineering >> The University of Auckland >> Mob: *(+64) 225155447* >> *THERE IS NO PLAN*ET *B*. Please think of the environment before you >> print this email. >> _______________________________________________ >> 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 >> > > > -- > --Matt Newville <newville at cars.uchicago.edu> 630-327-7411 > _______________________________________________ > 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 > -- [image: University of Auckland (UOA) - WEGO-ITN] *Kumar Debajyoti Jena* *M.Tech (IIT Kanpur)* *Ph.D. Student* Department of Chemical and Materials Engineering Faculty of Engineering The University of Auckland Mob: *(+64) 225155447* *​*​*THERE IS NO PLAN*ET *B*. Please think of the environment before you print this email.​
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