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In aqua electrochemistry probed by XPEEM: experimental setup, examples, and challenges

Published

Author(s)

Slavomir Nemsak, Evgheni Strelcov, Hongxuan Guo, Brian Hoskins, Tomas Duchon, D Muller, Alexander Yulaev, Ivan Vlassiouk, Alexander Tselev, Andrei Kolmakov

Abstract

Recent developments in environmental and liquid cells equipped with electron transparent graphene windows have enabled traditional surface science spectromicroscopy tools, such as XPS, PEEM, and SEM to be applied to study solid-liquid and liquid-gas interfaces. Here, we focus on the experimental implementation of PEEM to probe electrified graphene-liquid interfaces using electrolyte-filled microchannel arrays as a new sample platform. We demonstrate the important methodological advantage of these multi-sample arrays: they combine the wide field of view hyperspectral imaging capabilities from PEEM with the use of powerful data mining algorithms to reveal spectroscopic and temporal behaviors at the level of the individual microsample or the entire array ensemble.
Citation
Topics in Catalysis
Volume
61
Issue
20

Keywords

XPEEM, multichannel arrays, in situ, electrochemistry, multivariate statistical analysis

Citation

Nemsak, S. , Strelcov, E. , Guo, H. , Hoskins, B. , Duchon, T. , Muller, D. , Yulaev, A. , Vlassiouk, I. , Tselev, A. and Kolmakov, A. (2018), In aqua electrochemistry probed by XPEEM: experimental setup, examples, and challenges, Topics in Catalysis, [online], https://doi.org/10.1007/s11244-018-1065-4, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=924788 (Accessed December 30, 2024)

Issues

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Created November 9, 2018, Updated October 12, 2021