Lewis Acidic Boron-Oxygen Interactions Activate Cobalt Oxysulfide for Oxygen Evolution Reaction

Abstract

Lewis-acidic boron incorporation into amorphous cobalt oxysulfide drives charge redistribution and cooperative hydroxide adsorption.The boron-doped catalyst promotes oxygen-evolution, reaching 10 mA cm -2 at 189 mV in 1.0 M KOH with stable cycling. Spectroscopy and theory indicate Fermi-level electronic modulation and boronenabled cooperative OH⁻ adsorption motifs, underpinning the enhanced activity.

Supplementary files

Article information

Article type
Communication
Submitted
09 Mar 2026
Accepted
01 Apr 2026
First published
01 Apr 2026
This article is Open Access
Creative Commons BY-NC license

Chem. Commun., 2026, Accepted Manuscript

Lewis Acidic Boron-Oxygen Interactions Activate Cobalt Oxysulfide for Oxygen Evolution Reaction

A. V. Krishnan, A. N. Nair, C. Matlock, K. Saini, S. Sivaraman, D. Gopalakrishnan, N. Zhang and S. T. Sreenivasan, Chem. Commun., 2026, Accepted Manuscript , DOI: 10.1039/D6CC01259K

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