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. 2021 Sep 28;11(10):2540. doi: 10.3390/nano11102540

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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S-K edged spectra measured from 10 ppm As(III) left panel (a) and Cd(II)-right panel (b) loaded AgNP (vertically shifted fr clarity) in comparison with S-K-edge XANES spectra from reference sulphur compounds [23].