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Related Experiment Video

Updated: Jan 20, 2026

Fluid-cell Raman Spectroscopy for operando Studies of Reaction and Transport Phenomena during Silicate Glass Corrosion
06:48

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Operando XAS and Raman Perspectives on Catalyst Design.

Kang-Shun Peng1, Yu-Jhih Shen1, Yu-Cheng Liu1

  • 1Department of Applied Chemistry and Center for Emergent Functional Matter Science, National Yang Ming Chiao Tung University, Hsinchu, Taiwan.

Chemistry, an Asian Journal
|January 18, 2026
PubMed
Summary
This summary is machine-generated.

Efficient electrocatalysis for carbon dioxide reduction, oxygen reduction, and water splitting is crucial for carbon neutrality. Advances in atomic-scale design and operando spectroscopy enhance performance and durability for energy conversion.

Keywords:
X‐ray absorption spectroscopycarbon dioxide reduction reactionoperandooxygen reduction reactionraman spectroscopywater splitting

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Area of Science:

  • Electrochemistry
  • Materials Science
  • Catalysis

Background:

  • Global warming and carbon neutrality drive demand for efficient energy conversion.
  • Electrocatalysis faces challenges in kinetics, selectivity, and stability for key reactions.

Purpose of the Study:

  • To review recent breakthroughs in electrocatalysis for CO2 reduction, oxygen reduction, and water splitting.
  • To highlight design principles coupling performance with mechanistic understanding.

Main Methods:

  • Atomic-scale structural modulation and microenvironment engineering.
  • Operando X-ray absorption spectroscopy (XAS) to resolve chemical states and coordination.
  • Raman spectroscopy to track surface-bound intermediates.

Main Results:

  • Substantial gains in product selectivity and operational durability achieved.
  • Reduced overpotential demonstrated through advanced catalytic strategies.
  • Mechanistic insights enabled by combined XAS and Raman spectroscopy.

Conclusions:

  • Electrocatalysis design principles are advancing energy conversion technologies.
  • Operando spectroscopy is key to elucidating catalytic mechanisms.
  • Future directions focus on efficient, robust, and scalable systems.