Valentín Briega-Martos
@valentinbriega
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Postdoc at Cornell University Previously postdoc at Forschungszentrum Jülich PhD in Electrochemistry from the University of Alicante
Joined February 2021
RT @YaoYang_Cornell: Our work on operando electrochemical transmission electron microscopy appears on the @J_A_C_S cover for July 2025! We….
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RT @YaoYang_Cornell: Summer arrives in Ithaca! 🌞😎 The group recently enjoyed a wonderful hike at Watkins Glen State Park with its beautiful….
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RT @YaoYang639: Watching nanocatalysts in action. Our work is featured as a Cover Story with the Peidong Yang group at Berkeley, Manos Mavr….
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RT @yanggroupucb: Our latest work by @YaoYang639, @FeijooJu, Marc (Mavrikakis group at UW Madison), and @ChenChubai on #operando probing dy….
nature.com
Nature Catalysis - Understanding how copper nanoparticles evolve under electrochemical conditions is crucial for the development of selective CO2 reduction electrocatalysts. Here the authors...
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RT @ECat_papers: Operando probing dynamic migration of copper carbonyl during electrocatalytic CO2 reduction
nature.com
Nature Catalysis - Understanding how copper nanoparticles evolve under electrochemical conditions is crucial for the development of selective CO2 reduction electrocatalysts. Here the authors...
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RT @ECat_papers: Electrochemical and Electrocatalytic Behavior of Platinum–Palladium Bulk Alloy Single Crystal Electrodes in Alkaline Media….
pubs.acs.org
The electrochemical and electrocatalytic behavior of platinum–palladium bulk alloy single-crystal electrodes with (111) and (100) orientations in alkaline media was systematically investigated. Using...
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RT @CornellNews: Fired up: Artist and scientific glassblower Sean Donlon applies craftsmanship, problem-solving and a deep understanding of….
news.cornell.edu
Scientific glassblower Sean Donlon applies craftsmanship, problem-solving and a deep understanding of glass to support research and innovation.
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RT @CornellRsrch: @Cornell’s Héctor D. Abruña wins the 2025 Dreyfus Prize in Chemical Sciences for groundbreaking work on electrochemical i….
news.cornell.edu
Héctor Abruña, the Émile M. Chamot Professor of Chemistry and Chemical Biology, is honored for his pivotal contributions to understanding electrochemical processes.
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Happy to share our latest collaboration with Prof. Jörg Libuda group @UniFAU ! In this work we provide new insights on how ionic liquid modifiers affect the stability of Pt electrodes from measurements with well-defined surfaces. @hiern_de @fz_juelich .
pubs.rsc.org
Modifying electrocatalysts with ionic liquids (ILs) not only allows for precise control of selectivity but also often directly impacts the stability of the electrocatalyst. In this work, we study how...
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Check out our last publication in JACS! We believe that the new liquid cell EC-STEM platform for imaging at different temperatures developed here will help understanding deeper how energy materials evolve under operating conditions to develop more efficient devices.
Operando Heating and Cooling Electrochemical 4D-STEM Probing Nanoscale Dynamics at Solid–Liquid Interfaces | Journal of the American Chemical Society @Cornell @CornellCAS @CornellChem
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RT @CornellNews: Moving pictures: Using electron microscopy, @Cornell chemists have developed a way to diagnose the mechanisms behind batte….
news.cornell.edu
Cornell chemists have developed a way to diagnose the mechanisms behind battery failure in extreme climates using electron microscopy.
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RT @YaoYang_Cornell: Who wants to study chemistry like watching movies? Operando electrochemical STEM offers a new opportunity! In our grou….
pubs.acs.org
Operando/in situ methods have revolutionized our fundamental understanding of molecular and structural changes at solid–liquid interfaces and enabled the vision of “watching chemistry in action”....
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RT @YaoYang_Cornell: Congrats to our group for winning the Kavli Institute at Cornell Instrumentation Grant and to Prof. Yang for winning t….
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RT @ECS_TUM: Check out the latest @TU_Muenchen news on our recent study on #palladium surfaces for green hydrogen production!. https://t.co….
nat.tum.de
As a clean energy carrier, green hydrogen can replace fossil fuels in various sectors, reducing carbon emissions and promoting energy independence.
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RT @MACATAMO_Group: Our recent collaborative work combining synthesis, experiment and theory on Pd(100) nanocubes for HER is published in S….
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RT @YaoYang_Cornell: We made it into the SEACommunications (the Society for Electroanalytical Chemistry)! Read it here: .
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RT @YaoYang_Cornell: Our group’s presentation was highlighted at the Nature Conference for 3rd Frontiers in Electron Microscopy for Physica….
nature.com
After many years, this venerable technique continues to evolve, yielding many different solutions for exploring atomic-scale landscapes in biology, chemistry, materials and other disciplines.
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Don't miss Dr. Sungin Kim talk on operando TEM studies! Next Tuesday Jan. 14, 10am EST (4pm Central Europe time).
Go for our postdoc, Sungin's operando TEM webinar next Tuesday, 10am EST
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Paper alert📢!.
Discover our new Cu-based nanocatalysts: Pd@Cu core-shell structures, developed by Dr. Shikai Liu, with high selectivity and stability in CO2RR. Details of atomic-layer and thick Cu overlayers on Pd are in our newly published paper - click to explore!
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RT @YaoYang_Cornell: Merry Christmas! We've made it through the first semester and can’t wait to create more memories together next year! h….
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