What question did this study set out to answer?

The research aims to enhance oxygen evolution reaction (OER) efficiency in alkaline seawater using a new heterostructure catalyst.

April 10, 2026

Low-overpotential and chloride-resistant oxygen evolution from alkaline seawater enabled by a synergistic CeFeNi 4 /MnO 2 heterostructure

Key Points

The research aims to enhance oxygen evolution reaction (OER) efficiency in alkaline seawater using a new heterostructure catalyst.
Development of a CeFeNi4/MnO2 heterostructure catalyst
Evaluation of OER activity in alkaline seawater
Assessment of catalyst corrosion through self-generation of OH groups
Ce and MnO2 significantly enhance OER activity
Catalyst demonstrates resistance to corrosion in alkaline conditions
Self-generation of OH groups on MnO2 surfaces contributes to durability

Abstract

In the CeFeNi4/MnO2/NF heterostructure catalyst, Ce and MnO2 enhance its OER activity. Meanwhile, self-generation of OH groups on MnO2 surfaces prevents catalyst corrosion in alkaline seawater.

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Journals

Chemical Communications

Institutions

Qingdao University of Science and Technology

Hebei Normal University

Shandong Academy of Environmental Science

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