Peng‐Jun Deng

ORCID: 0009-0002-8067-2538
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About
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Research Areas
  • Electrocatalysts for Energy Conversion
  • Catalytic Processes in Materials Science
  • Advanced battery technologies research
  • Fuel Cells and Related Materials
  • Gas Sensing Nanomaterials and Sensors
  • Water Treatment and Disinfection
  • Electrochemical Analysis and Applications
  • Advancements in Battery Materials
  • Membrane Separation Technologies
  • Advanced Photocatalysis Techniques

Huanghe Science and Technology College
2024-2025

University of Science and Technology
2025

Qingdao Institute of Bioenergy and Bioprocess Technology
2023

Chinese Academy of Sciences
2023

Abstract Owing to the presence of a substantial concentration chlorine in seawater, anode still faces severe corrosion, especially water splitting operated at high current densities. Herein, cost‐effective and scalable NiFe layered double hydroxides with carbonate intercalation (named as LDH_CO 3 2− ) are synthesized utilizing etching‐hydrolysis ion exchange strategies under ambient conditions. Experimental findings demonstrate that shows excellent stability 500 1000 mA cm −2 for h alkaline...

10.1002/aenm.202400053 article EN Advanced Energy Materials 2024-04-21

Abstract The seawater splitting for green hydrogen production is emerging as a key research focus sustainable energy. Nevertheless, the inherent complexity of seawater, with its diverse ion composition – especially chloride ions, calcium and magnesium ions poses significant challenges in catalyst design. Designing highly active electrocatalysts that can resist corrosion during still challenge. This article presents an overview fundamental mechanisms explores issues encountered at both...

10.1002/aenm.202405749 article EN cc-by Advanced Energy Materials 2025-02-18

To accelerate the water dissociation in Volmer step and alleviate destruction of bubbles to physical structure catalysts during alkaline hydrogen evolution, an integrated electrode cobalt oxide cobalt‐molybdenum grown on Ni foam, named CoO‐Co2Mo3O8, is designed. This enhances catalyst‐substrate interaction confirmed by a micro‐indentation tester, thus hinders caused bubbles. Electrochemical testing shows occurrence surface reconstruction electrode, CoO transformed into Co(OH)2, denoted as...

10.1002/anie.202423863 article EN Angewandte Chemie International Edition 2025-01-26

Carbon-encapsulation and etching–hydrolysis strategies are deployed to synthesize encapsulated Ni nanoparticles in the incomplete graphite layer anchored on NiMo oxides, which show superior hydrogen evolution Pt.

10.1039/d2ta07871f article EN Journal of Materials Chemistry A 2023-01-01

Abstract The quest for alternatives to Pt as an oxygen reduction electrocatalyst, possessing high activity, stability, and abundant reserves, holds great significance H 2 /O fuel cells. Recently, metal‐nitrogen‐carbon (M‐N‐C) electrocatalysts have garnered substantial attention promising substitutes. These not only exhibit well‐defined structures but also offer the flexibility adjust central metal atoms coordination atoms. It is beneficial in elucidating active sites during catalytic process...

10.1002/celc.202300695 article EN cc-by ChemElectroChem 2024-03-25

To accelerate the water dissociation in Volmer step and alleviate destruction of bubbles to physical structure catalysts during alkaline hydrogen evolution, an integrated electrode cobalt oxide cobalt‐molybdenum grown on Ni foam, named CoO‐Co2Mo3O8, is designed. This enhances catalyst‐substrate interaction confirmed by a micro‐indentation tester, thus hinders caused bubbles. Electrochemical testing shows occurrence surface reconstruction electrode, CoO transformed into Co(OH)2, denoted as...

10.1002/ange.202423863 article EN Angewandte Chemie 2025-01-26
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