Arnaud Viola
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View article: Kinetics of Hydrogen Absorption in Individual α-Phase Palladium Nanoparticles
Kinetics of Hydrogen Absorption in Individual α-Phase Palladium Nanoparticles Open
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View article: Probing Strain in Individual Palladium Nanocrystals during Electrochemically Induced Phase Transitions
Probing Strain in Individual Palladium Nanocrystals during Electrochemically Induced Phase Transitions Open
The palladium-hydrogen system plays a crucial role in catalysis, hydrogen production and storage, hydrogen embrittlement, and sensing technologies. Understanding the transition of palladium nanocrystals (NCs) from the hydrogen-poor (α) pha…
View article: Tracing Pd and Pt Release during the Hydrogen Evolution Reaction Using Inductively Coupled Plasma Mass Spectrometry: Metal Dissolution, Nanoparticle Detachment, or Catalyst Layer Instability?
Tracing Pd and Pt Release during the Hydrogen Evolution Reaction Using Inductively Coupled Plasma Mass Spectrometry: Metal Dissolution, Nanoparticle Detachment, or Catalyst Layer Instability? Open
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View article: Probing Strain in Individual Palladium Nanocrystals during Electrochemically-Induced Phase Transitions
Probing Strain in Individual Palladium Nanocrystals during Electrochemically-Induced Phase Transitions Open
The palladium-hydrogen system is essential for applications in water electrolysis, catalysis, hydrogen storage, and hydrogen sensing technologies. Understanding the transition of Pd nanocrystals from the hydrogen-poor (α) phase to the hydr…
View article: Investigation of CR-39 damaging mechanisms in electrochemical environments
Investigation of CR-39 damaging mechanisms in electrochemical environments Open
View article: Mapping Corporate Ownership and Control Changes for Public and Private Companies
Mapping Corporate Ownership and Control Changes for Public and Private Companies Open
View article: Hydride‐Induced Reconstruction of Pd Electrode Surfaces: A Combined Computational and Experimental Study
Hydride‐Induced Reconstruction of Pd Electrode Surfaces: A Combined Computational and Experimental Study Open
Designing electrocatalysts with optimal activity and selectivity relies on a thorough understanding of the surface structure under reaction conditions. In this study, experimental and computational approaches are combined to elucidate reco…
View article: Voltammetric quantification of H:Pd ratio complicated by α↔β phase transition in PdHx: Electrodes with low Pd loadings
Voltammetric quantification of H:Pd ratio complicated by α↔β phase transition in PdHx: Electrodes with low Pd loadings Open
View article: Hydrogen adsorption on Ni-functionalized saponites and their precursor gel
Hydrogen adsorption on Ni-functionalized saponites and their precursor gel Open
View article: Top‐down Surfactant‐Free Synthesis of Supported Palladium‐Nanostructured Catalysts
Top‐down Surfactant‐Free Synthesis of Supported Palladium‐Nanostructured Catalysts Open
Nanostructured palladium (Pd) is a universal catalyst that is widely used in applications ranging from catalytic converters of combustion engine cars to hydrogenation catalysts in industrial processes. Standard protocols for synthesizing s…
View article: Top-down surfactant-free electrosynthesis of magnéli phase Ti<sub>9</sub>O<sub>17</sub> nanowires
Top-down surfactant-free electrosynthesis of magnéli phase Ti<sub>9</sub>O<sub>17</sub> nanowires Open
A simple electrochemical surfactant-free top-down methodology for the synthesis of nanowires with non-stoichiometric Magnéli phase Ti 9 O 17 is presented.
View article: Electrochemistry in the Light of In Situ Bragg Coherent Diffraction Imaging
Electrochemistry in the Light of In Situ Bragg Coherent Diffraction Imaging Open
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View article: Imaging the evolution of strain in platinum nanoparticles under electrochemical control
Imaging the evolution of strain in platinum nanoparticles under electrochemical control Open
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View article: Hydrogen Trapping in Palladium Nanoparticles Revealed by Electrochemical, X-ray Scattering, and Spectrometric Measurements
Hydrogen Trapping in Palladium Nanoparticles Revealed by Electrochemical, X-ray Scattering, and Spectrometric Measurements Open
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View article: Imaging the strain evolution of a platinum nanoparticle under electrochemical control
Imaging the strain evolution of a platinum nanoparticle under electrochemical control Open
View article: In situ and operando 3D imaging of Pt and Pd electrocatalytic nanocrystals
In situ and operando 3D imaging of Pt and Pd electrocatalytic nanocrystals Open
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View article: Breathing Pt nanoparticle imaged using in situ BCDI
Breathing Pt nanoparticle imaged using in situ BCDI Open
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View article: Break-In Bad: On the Conditioning of Fuel Cell Nanoalloy Catalysts
Break-In Bad: On the Conditioning of Fuel Cell Nanoalloy Catalysts Open
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View article: <i>Operando</i> potential-induced strain heterogeneity of a breathing Pt nanoparticle
<i>Operando</i> potential-induced strain heterogeneity of a breathing Pt nanoparticle Open
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View article: Imaging the Breathing of a Platinum Nanoparticle in Electrochemical Environment
Imaging the Breathing of a Platinum Nanoparticle in Electrochemical Environment Open
Surface strain is widely used in gas phase catalysis and electrocatalysis to control the binding energies of adsorbates on metal surfaces. However, $in$ $situ$ or $operando$ strain measurements are experimentally challenging, especially on…
View article: Hétérogénéité des déformations induites par le potentiel d'électrode mise en lumière par diffraction cohérente de Bragg in situ
Hétérogénéité des déformations induites par le potentiel d'électrode mise en lumière par diffraction cohérente de Bragg in situ Open
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View article: Characterization of cast iron and slag produced by red muds reduction via Arc Transferred Plasma (ATP) reactor under different smelting conditions
Characterization of cast iron and slag produced by red muds reduction via Arc Transferred Plasma (ATP) reactor under different smelting conditions Open
View article: Importance of the decoration in shaped cobalt nanoparticles in the acceptor-less secondary alcohol dehydrogenation
Importance of the decoration in shaped cobalt nanoparticles in the acceptor-less secondary alcohol dehydrogenation Open
Ligands matter for shaped decorated Co nanoparticles, at the frontier between homogeneous and heterogeneous catalysis.
View article: One-Pot Seed-Mediated Growth of Co Nanoparticles by the Polyol Process: Unraveling the Heterogeneous Nucleation
One-Pot Seed-Mediated Growth of Co Nanoparticles by the Polyol Process: Unraveling the Heterogeneous Nucleation Open
The one-step seed-mediated synthesis is widely used for the preparation of ferromagnetic metal nanoparticles (NPs) since it offers a good control of particle morphology. Nevertheless, this approach suffers from a lack of mechanistic studie…
View article: Impact of noble-metals on the catalytic stability of cobalt nanoparticles for the acceptorless dehydrogenation of alcohols
Impact of noble-metals on the catalytic stability of cobalt nanoparticles for the acceptorless dehydrogenation of alcohols Open