Electrocatalysis in alkaline media and alkaline membrane-based energy technologies

Y Yang, CR Peltier, R Zeng, R Schimmenti, Q Li… - Chemical …, 2022 - ACS Publications
Hydrogen energy-based electrochemical energy conversion technologies offer the promise
of enabling a transition of the global energy landscape from fossil fuels to renewable energy …

How to Assess and Predict Electrical Double Layer Properties. Implications for Electrocatalysis

CM Schott, PM Schneider, KT Song, H Yu… - Chemical …, 2024 - ACS Publications
The electrical double layer (EDL) plays a central role in electrochemical energy systems,
impacting charge transfer mechanisms and reaction rates. The fundamental importance of …

Unipolar stroke, electroosmotic pump carbon nanotube yarn muscles

H Chu, X Hu, Z Wang, J Mu, N Li, X Zhou, S Fang… - Science, 2021 - science.org
Success in making artificial muscles that are faster and more powerful and that provide
larger strokes would expand their applications. Electrochemical carbon nanotube yarn …

Investigating the presence of adsorbed species on Pt steps at low potentials

R Rizo, J Fernández-Vidal, LJ Hardwick… - Nature …, 2022 - nature.com
The study of the OH adsorption process on Pt single crystals is of paramount importance
since this adsorbed species is considered the main intermediate in many electrochemical …

Step bunching instability and its effects in electrocatalysis on platinum surfaces

F Valls Mascaró, MTM Koper, MJ Rost - Nature Catalysis, 2024 - nature.com
The atomic-scale surface structure plays a major role in the electrochemical behaviour of a
catalyst. The electrocatalytic activity towards many relevant reactions, such as the oxygen …

Double layer at the Pt (111)–aqueous electrolyte interface: potential of zero charge and anomalous Gouy–Chapman screening

K Ojha, N Arulmozhi, D Aranzales… - Angewandte …, 2020 - Wiley Online Library
We report, for the first time, the observation of a Gouy–Chapman capacitance minimum at
the potential of zero charge of the Pt (111)‐aqueous perchlorate electrolyte interface. The …

On the kinetics of oxygen reduction on platinum stepped surfaces in acidic media

MD Maciá, JM Campina, E Herrero, JM Feliu - Journal of Electroanalytical …, 2004 - Elsevier
Oxygen reduction on platinum single crystals has been studied in perchloric and sulfuric
acid media using a hanging meniscus rotating disk electrode configuration. The surfaces …

Oxygen reduction on stepped platinum surfaces in acidic media

A Kuzume, E Herrero, JM Feliu - Journal of electroanalytical chemistry, 2007 - Elsevier
Oxygen reduction on Pt single crystal surfaces has been studied in acidic media using a
hanging meniscus rotating disk electrode configuration to understand the effect of crystal …

Role of crystalline defects in electrocatalysis: Mechanism and kinetics of CO adlayer oxidation on stepped platinum electrodes

NP Lebedeva, MTM Koper, JM Feliu… - The Journal of …, 2002 - ACS Publications
The kinetics of the electrochemical oxidation of a CO adlayer on Pt [n (111)×(111)]
electrodes in 0.5 M H2SO4 has been studied using chronoamperometry. The objective is to …

pH and alkali cation effects on the Pt cyclic voltammogram explained using density functional theory

IT McCrum, MJ Janik - The Journal of Physical Chemistry C, 2016 - ACS Publications
Platinum electrode cyclic voltammograms show features at low potentials which correspond
to adsorption/desorption processes on Pt (111), Pt (100), and Pt (110) facets that have …