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View article: Ti Dopants as a Morphology-Stabilizing Agent in Mesoporous Ruthenium Oxide Electrodes
Ti Dopants as a Morphology-Stabilizing Agent in Mesoporous Ruthenium Oxide Electrodes Open
Due to its excellent electrochemical properties, ruthenium oxide is used in applications ranging from electrocatalysis to sensors and energy storage. However, the scarcity and cost of ruthenium demand strategies for maximizing its efficien…
View article: The Potential-Dependent Structure of Pt<sub>3</sub>Ni Alloy Electrocatalysts and Its Effect on Electrocatalytic Activity
The Potential-Dependent Structure of Pt<sub>3</sub>Ni Alloy Electrocatalysts and Its Effect on Electrocatalytic Activity Open
The distribution of elements within alloy nanoparticles is a critical parameter for their electrocatalytic performance. Here, we use the case of a Pt3Ni alloy to show that this elemental distribution can dynamically respond to the applied …
View article: Electrode-electrolyte interactions on oxide surfaces: the crucial role of surface redox chemistry
Electrode-electrolyte interactions on oxide surfaces: the crucial role of surface redox chemistry Open
The electric double layer (EDL) formed by ions at the electrode-electrolyte interface is a fundamental component of any electrochemical system, ranging from batteries to fuel cells and electrolyzers1. At the atomic level, the behavior of t…
View article: Li<sup>+</sup> Cations Activate NiFeOOH for Oxygen Evolution in Sodium and Potassium Hydroxide
Li<sup>+</sup> Cations Activate NiFeOOH for Oxygen Evolution in Sodium and Potassium Hydroxide Open
The efficiency of electrolysis is reduced due to the sluggish oxygen evolution reaction (OER). Besides catalyst properties, electrocatalytic activity also depends on the interaction of the electrocatalyst with the electrolyte. Here, we sho…
View article: On the Operando Structure of Ruthenium Oxides during the Oxygen Evolution Reaction in Acidic Media
On the Operando Structure of Ruthenium Oxides during the Oxygen Evolution Reaction in Acidic Media Open
In the search for rational design strategies for oxygen evolution reaction (OER) catalysts, linking the catalyst structure to activity and stability is key. However, highly active catalysts such as IrOx and RuOx undergo structural changes …
View article: Reversible and Irreversible Cation Intercalation in NiFeO<sub><i>x</i></sub>Oxygen Evolution Catalysts in Alkaline Media
Reversible and Irreversible Cation Intercalation in NiFeO<sub><i>x</i></sub>Oxygen Evolution Catalysts in Alkaline Media Open
For electrocatalysts with a layered structure, ion intercalation is a common phenomenon. Gaining reliable information about the intercalation of ions from the electrolyte is indispensable for a better understanding of the catalytic perform…