Recent advances in scanning electrochemical microscopy for probing the sites in electrocatalysts

J Li, H Yang, X Gu, Y Zou, D Zhan… - Journal of Materials …, 2024 - pubs.rsc.org
In electrochemical reactions, the study of catalyst activity is becoming increasingly extensive.
The insights into the active sites of catalysts have been providing ideas for efficiently …

Fabrication technologies for the on‐chip integration of 2D materials

L Jia, J Wu, Y Zhang, Y Qu, B Jia, Z Chen… - Small …, 2022 - Wiley Online Library
With compact footprint, low energy consumption, high scalability, and mass producibility,
chip‐scale integrated devices are an indispensable part of modern technological change …

Splicing the active phases of copper/cobalt-based catalysts achieves high-rate tandem electroreduction of nitrate to ammonia

W He, J Zhang, S Dieckhöfer, S Varhade… - Nature …, 2022 - nature.com
Electrocatalytic recycling of waste nitrate (NO3−) to valuable ammonia (NH3) at ambient
conditions is a green and appealing alternative to the Haber− Bosch process. However, the …

Structural transformation of highly active metal–organic framework electrocatalysts during the oxygen evolution reaction

S Zhao, C Tan, CT He, P An, F **e, S Jiang, Y Zhu… - Nature Energy, 2020 - nature.com
Metal–organic frameworks (MOFs) are increasingly being investigated as electrocatalysts for
the oxygen evolution reaction (OER). Despite their promising catalytic activity, many …

Partially pyrolyzed binary metal–organic framework nanosheets for efficient electrochemical hydrogen peroxide synthesis

M Wang, N Zhang, Y Feng, Z Hu… - Angewandte Chemie …, 2020 - Wiley Online Library
Herein, we developed a partially controlled pyrolysis strategy to create evenly distributed
NiO nanoparticles within NiFe‐MOF nanosheets (MOF NSs) for electrochemical synthesis of …

Urea oxidation reaction electrocatalysts: Correlation of structure, activity, and selectivity

X Zhang, S Feizpoor, M Humayun, C Wang - Chem Catalysis, 2024 - cell.com
The urea oxidation reaction (UOR) holds tremendous applications in various catalysis
processes. Given the general unsatisfied urea degradation (< 100%), exploration of highly …

A review: Scanning electrochemical microscopy (SECM) for visualizing the real-time local catalytic activity

A Preet, TE Lin - Catalysts, 2021 - mdpi.com
Scanning electrochemical microscopy (SECM) is a powerful scanning probe technique for
measuring the in situ electrochemical reactions occurring at various sample interfaces, such …

Engineering nickel vacancies in NiCo LDH nanoarrays accelerates hydrogen evolution and oxygen evolution reactions

W He, D Cao, D Ma, Y Li, C Chen, L Liang… - Chemical …, 2022 - pubs.rsc.org
Exploring efficient bifunctional electrocatalysts is crucial for constructing water splitting
systems. In this work, a bifunctional catalyst, NiCo layered double hydroxide (LDH) …

Electrochemically Driven Cation Exchange Enables the Rational Design of Active CO2 Reduction Electrocatalysts

W He, I Liberman, I Rozenberg, R Ifraemov… - Angewandte …, 2020 - Wiley Online Library
Metal oxides or sulfides are considered to be one of the most promising CO2 reduction
reaction (CO2RR) precatalysts, owing to their electrochemical conversion in situ into highly …

High-resolution imaging of catalytic activity of a single graphene sheet using electrochemiluminescence microscopy

H Zhu, D Jiang, JJ Zhu - Chemical Science, 2021 - pubs.rsc.org
Here, the electrocatalytic activity of a single graphene sheet is mapped using
electrochemiluminescence (ECL) microscopy with a nanometer resolution. The achievement …