Scanning electrochemical microscopy

S Amemiya, AJ Bard, FRF Fan, MV Mirkin… - Annu. Rev. Anal …, 2008 - annualreviews.org
This review describes work done in scanning electrochemical microscopy (SECM) since
2000 with an emphasis on new applications and important trends, such as nanometer-sized …

Nanogap-resolved adsorption-coupled electron transfer by scanning electrochemical microscopy: Implications for electrocatalysis

N Kurapati, DC Janda, RJ Balla, SH Huang… - Analytical …, 2022 - ACS Publications
Here, we demonstrate for the first time that the mechanism of adsorption-coupled electron-
transfer (ACET) reactions can be identified experimentally. The electron transfer (ET) and …

Systematic assessment of adsorption-coupled electron transfer toward voltammetric discrimination between concerted and non-concerted mechanisms

DC Janda, K Barma, N Kurapati, OV Klymenko… - Electrochimica …, 2022 - Elsevier
The electron transfer and specific adsorption of a redox-active molecule are coupled in
many important electrode reactions. Herein, we report a theoretical framework for the …

Cost‐Effective RuNi Solid Solutions Prepared by Electrodeposition for Efficient Alkaline Hydrogen Evolution

Y Weng, Q Li, K Li - Small, 2025 - Wiley Online Library
The development of efficient hydrogen evolution reaction (HER) catalysts is crucial for water
electrolysis. Currently, Ru‐based catalysts are considered top contenders, but issues with …

Adsorption-coupled electron-transfer mode of scanning electrochemical microscopy: Voltammetric simulation

DC Janda, K Barma, M Parandhaman, X Sun… - Electrochimica …, 2023 - Elsevier
The coupling between the electron transfer and specific adsorption of a redox-active
molecule is ubiquitous and crucial in many important electrode reactions. Practically …

Real-Time Modulation of Hydrogen Evolution Activity of Graphene Electrodes Using Mechanical Strain

MA Kim, DC Sorescu, S Amemiya… - ACS Applied Materials …, 2022 - ACS Publications
This paper reports the effect of mechanically applied elastic strain on the hydrogen evolution
reaction (HER) activity of graphene under acidic conditions. An applied tensile strain of 0.2 …

Heterogeneous electron-transfer reactions

S Amemiya - Scanning Electrochemical Microscopy, 2022 - taylorfrancis.com
Over the last decade, significant progress has been made to reinforce scanning
electrochemical microscopy (SECM) as a powerful method for mechanistic studies of …

Novel Mechanically-Alloyed Cu–La–P Ternary Alloy Electrocatalysts for the Alkaline Hydrogen Evolution Reaction

AD Sloan, RA Mir, SJ Thorpe - Journal of The Electrochemical …, 2023 - iopscience.iop.org
Transition metal phosphides, such as Cu 3 P, are of research interest as hydrogen evolution
electrocatalysts due to a combination of good intrinsic activity and good stability. Rare earth …

Electrochemical evaluation of thin-layer catalysts in polymer electrolyte fuel cells

E Marra - 2024 - diva-portal.org
The results showed that the double-MEA setup is an ideal system for kinetics studies. On Pt,
it restricted hydrogen crossover which resulted in reproducible specific ORR activities …

Hydrogen electrode kinetics on a Pt thin layer in a single PEM-and AEM-cell

E Marra, J Petrovick, B Eriksson, R Wreland Lindström… - 2024 - diva-portal.org
The kinetics of the hydrogen electrode reactions, ie, hydrogen-evolution (HER) and
oxidation (HOR), were evaluated via a thin-platinum electrode. The 2D nature of this …