Laurent Barthe
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View article: Cu–Ag interactions in bimetallic Cu–Ag catalysts enhance C<sub>2+</sub> product formation during electrochemical CO reduction
Cu–Ag interactions in bimetallic Cu–Ag catalysts enhance C<sub>2+</sub> product formation during electrochemical CO reduction Open
The interactions between Cu and Ag, such as in Cu–Ag nanoalloys, are crucial to enhance the selectivity to C 2+ products in the electroreduction of CO (CORR).
View article: Hyperspectral full-field quick-EXAFS imaging at the ROCK beamline for monitoring micrometre-sized heterogeneity of functional materials under process conditions
Hyperspectral full-field quick-EXAFS imaging at the ROCK beamline for monitoring micrometre-sized heterogeneity of functional materials under process conditions Open
Full-field transmission X-ray microscopy has been recently implemented at the hard X-ray ROCK–SOLEIL quick-EXAFS beamline, adding micrometre spatial resolution to the second time resolution characterizing the beamline. Benefiting from a be…
View article: Structural Changes of Ni and Ni–Pt Methane Steam Reforming Catalysts During Activation, Reaction, and Deactivation Under Dynamic Reaction Conditions
Structural Changes of Ni and Ni–Pt Methane Steam Reforming Catalysts During Activation, Reaction, and Deactivation Under Dynamic Reaction Conditions Open
Ni-based catalysts are the most widely used materials to produce H2 in large-scale methane steam reformers under stationary conditions. For domestic applications such as fuel cells, H2 production involves the exposure…
View article: Chemical Speciation by Quick‐XAS and Raman Spectroscopy: Validation of Two Cells for <i>in situ</i> Time‐Resolved Monitoring of the Impregnation and Drying of CoMoP/Al<sub>2</sub>O<sub>3</sub> Catalysts
Chemical Speciation by Quick‐XAS and Raman Spectroscopy: Validation of Two Cells for <i>in situ</i> Time‐Resolved Monitoring of the Impregnation and Drying of CoMoP/Al<sub>2</sub>O<sub>3</sub> Catalysts Open
This paper aims to describe and validate two cells designed to monitor, by in situ quick‐EXAFS, the transformation of Mo based oxidic species occurring during maturation and drying preparation steps of a single hydrodesulfurization catalys…
View article: Advanced design of a x-ray absorption spectroscopy setup for measuring transition metals speciation in molten carbonates, hydroxides and hydrogenosulfates
Advanced design of a x-ray absorption spectroscopy setup for measuring transition metals speciation in molten carbonates, hydroxides and hydrogenosulfates Open
Battery recycling is currently becoming a crucial issue. One possible treatment path involves the use of molten salts. A mechanistic understanding of the underlying processes requires being able to analyze in situ speciation in molten salt…
View article: ROCK: A Beamline Tailored for Catalysis and Energy-Related Materials from ms Time Resolution to µm Spatial Resolution
ROCK: A Beamline Tailored for Catalysis and Energy-Related Materials from ms Time Resolution to µm Spatial Resolution Open
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View article: ROCK: the new Quick-EXAFS beamline at SOLEIL
ROCK: the new Quick-EXAFS beamline at SOLEIL Open
ROCK is a new beamline at SOLEIL dedicated to Quick-EXAFS measurements. The optical layout has been optimized to get full advantage of the monochromators, which were designed at SOLEIL and successfully used at SAMBA from 2009 to 2014. ROCK…