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This review assesses methods to uplift hydrogen production through improved thermochemical water splitting using cerium oxide derivatives.

April 16, 2026Sustainable Energy & Fuels0 citationsOpen Access

Study of reduced states of Ce1-yFeyO2 and Ce1-yUyO2 for the thermochemical water splitting to hydrogen.

HIHicham IdrissKarlsruhe Institute of Technology

Key Points

This review assesses methods to uplift hydrogen production through improved thermochemical water splitting using cerium oxide derivatives.
Exploration of different cerium oxide modifications focusing on Fe and U substitution.
Analysis of hydrogen generation efficiency from thermochemical water splitting reactions.
Comparison of reduced states in Ce1-yFeyO2 and Ce1-yUyO2.
Identified improved hydrogen production rates from Fe and U doped cerium oxides.
Discussed the potential of reduced state catalysts to enhance reaction efficiency.

Abstract

This short review covers two methods to enhance H2 generation via the thermochemical water splitting reaction (TCWSR) over CeO2 modified upon the substitution of a fraction of Ce4+ by Fe3+...

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