I think everyone might be able to help if you first give a more detailed explanation of how you extracted the data from the those papers as that might have much more influence
Hope that helps, Chris ********************************************* Dr. Chris Patridge Assistant Professor Department of Chemistry SASE 315 D’Youville College 320 Porter Ave Buffalo, NY 14201 716-829-8096 patri...@dyc.edu > On Mar 7, 2022, at 6:51 AM, Chen, Danting <danting.chen...@ucl.ac.uk> wrote: > > > Dear All, > > I have been studied Zn XANES and EXAFS for my environmental samples. Due to > the unknow Zn speciation in my samples, called ‘A’, I do not have adequate Zn > reference materials. I found some Zn reference materials from others work, > called ‘B’, and extracted the data from their paper. > > I found quite similar features, e.g., the location of each peak and bottom. > However, the intensity of these peaks or bottoms does not correspond very > well. I am guessing that the features of XANES is mainly decided by the bond > lengths, ligands and oxidation states of the core atom. The intensity of > these features may be influenced by the multiple scattering from the > neighbouring atoms beyond the first coordination. Can I conclude that the Zn > speciation in my sample ‘A’ has a similar first coordination as other work > ‘B’, but the coordination environment beyond the first coordination may be > different. > > I compare their Fourier Transform ‘B’ with my samples ‘A’, and found each > peak location correspond well but the intensity is different. I am guessing > that their surrounding atoms are heavier than my samples. > > I am unsure if my explanation. Would you mind providing some suggestions > regarding the factors influencing the intensity and also the references for > this explanation? > > I will appreciate your help and many thanks. > > Best Wishes, > Danting > > Sent from Mail for Windows > > _______________________________________________ > Ifeffit mailing list > Ifeffit@millenia.cars.aps.anl.gov > https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmillenia.cars.aps.anl.gov%2Fmailman%2Flistinfo%2Fifeffit&data=04%7C01%7Cpatridge%40g-mail.buffalo.edu%7Cf1974bdb5e38474fd3c508da0049e7a9%7C96464a8af8ed40b199e25f6b50a20250%7C0%7C0%7C637822614785929839%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=anonbOhqSF%2BupWRGGIw9eJSLQFOZJ3Ubj4HieoC6IaU%3D&reserved=0 > Unsubscribe: > https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmillenia.cars.aps.anl.gov%2Fmailman%2Foptions%2Fifeffit&data=04%7C01%7Cpatridge%40g-mail.buffalo.edu%7Cf1974bdb5e38474fd3c508da0049e7a9%7C96464a8af8ed40b199e25f6b50a20250%7C0%7C0%7C637822614785929839%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=XkWLP0EoaP5Aa8yLGOjf9IFPF6BN2EXtKMf2rl9EuBg%3D&reserved=0
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