X-ray photoelectron spectroscopy of trihalide ionic liquids: Comparison to halide-based analogues, anion basicity and beam damage

Men, S., Lovelock, K.R.J. and Licence, P. ORCID: https://orcid.org/0000-0003-2992-0153 (2017) X-ray photoelectron spectroscopy of trihalide ionic liquids: Comparison to halide-based analogues, anion basicity and beam damage. Chemical Physics Letters. ISSN 0009-2614

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Abstract

X-ray photoelectron spectroscopy is used to investigate two 1-octyl-3-methylimidazolium trihalide ionic liquids, with anions including triiodide and iododibromide. The electronic environment of each element present in ionic liquids studied herein is analysed and compared to their halide-based analogous. The anion basicity is compared based upon the measured N 1s binding energy. The iododibromide ionic liquid is studied as a representative sample to illustrate the beam damage effect. Due to the beam damage, there is a new formed bromine component observed. This effect is calculated and demonstrated for all elements present within the ionic liquid. It suggests that the beam induced decomposition caused a stoichiometric loss of bromine atom and iodine atom.

Item Type: Article
Faculty \ School: Faculty of Science > School of Chemistry, Pharmacy and Pharmacology
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Depositing User: LivePure Connector
Date Deposited: 01 Oct 2026 10:12
Last Modified: 06 Oct 2026 23:26
URI: https://ueaeprints.uea.ac.uk/id/eprint/104696
DOI: 10.1016/j.cplett.2017.05.010

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