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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Rellinghaus, Bernd
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (19/19 displayed)
- 2024Eco‐Friendly Approach to Ultra‐Thin Metal Oxides‐ Solution Sheared Aluminum Oxide for Half‐Volt Operation of Organic Field‐Effect Transistorscitations
- 2024Eco‐Friendly Approach to Ultra‐Thin Metal Oxides‐ Solution Sheared Aluminum Oxide for Half‐Volt Operation of Organic Field‐Effect Transistorscitations
- 2023Tailoring the Morphology of a Diketopyrrolopyrrole-based Polymer as Films or Wires for High-Performance OFETs using Solution Shearingcitations
- 2023Tunable Crystallinity and Electron Conduction in Wavy 2D Conjugated Metal–Organic Frameworks via Halogen Substitutioncitations
- 2022Atomic layer deposition of yttrium iron garnet thin filmscitations
- 2021Single-step reactive ion etching process for device integration of hafnium-zirconium-oxide (HZO)/titanium nitride (TiN) stackscitations
- 2021Multimode Operation of Organic--Inorganic Hybrid Thin-Film Transistors Based on Solution-Processed Indium Oxide Filmscitations
- 2020Natural hybrid silica/protein superstructure at atomic resolutioncitations
- 2020Highly crystalline and semiconducting imine‐based two‐dimensional polymers enabled by interfacial synthesis
- 2018Influence of Sputtering Pressure on the Microstructure and Layer Properties of Iridium Thin Films
- 2018Core–Shell Structuring of Pure Metallic Aerogels towards Highly Efficient Platinum Utilization for the Oxygen Reduction Reactioncitations
- 2017Probabilistically based defect analysis and structure-property-relations in CF
- 2017Core–Shell Structuring of Pure Metallic Aerogels towards Highly Efficient Platinum Utilization for the Oxygen Reduction Reactioncitations
- 2016Electron beam induced dehydrogenation of MgH 2 studied by VEELS
- 2016Electron beam induced dehydrogenation of MgH2 studied by VEELS
- 2014Local band gap measurements by VEELS of thin film solar cellscitations
- 2014Graphene coatings for the mitigation of electron stimulated desorption and fullerene cap formationcitations
- 2013Understanding the catalyst-free transformation of amorphous carbon into graphene by current-induced annealingcitations
- 2010Investigating the Outskirts of Fe and Co Catalyst Particles in Alumina-Supported Catalytic CVD Carbon Nanotube Growthcitations
Places of action
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article
Core–Shell Structuring of Pure Metallic Aerogels towards Highly Efficient Platinum Utilization for the Oxygen Reduction Reaction
Abstract
<jats:title>Abstract</jats:title><jats:p>The development of core–shell structures remains a fundamental challenge for pure metallic aerogels. Here we report the synthesis of Pd<jats:sub><jats:italic>x</jats:italic></jats:sub>Au‐Pt core–shell aerogels composed of an ultrathin Pt shell and a composition‐tunable Pd<jats:sub><jats:italic>x</jats:italic></jats:sub>Au alloy core. The universality of this strategy ensures the extension of core compositions to Pd transition‐metal alloys. The core–shell aerogels exhibited largely improved Pt utilization efficiencies for the oxygen reduction reaction and their activities show a volcano‐type relationship as a function of the lattice parameter of the core substrate. The maximum mass and specific activities are 5.25 A mg<jats:sub>Pt</jats:sub><jats:sup>−1</jats:sup> and 2.53 mA cm<jats:sup>−2</jats:sup>, which are 18.7 and 4.1 times higher than those of Pt/C, respectively, demonstrating the superiority of the core–shell metallic aerogels. The proposed core‐based activity descriptor provides a new possible strategy for the design of future core–shell electrocatalysts.</jats:p>