7 Result(s)
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Article
Marcel Risch
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Article
Open AccessCrystal-facet-dependent surface transformation dictates the oxygen evolution reaction activity in lanthanum nickelate
Electrocatalysts are the cornerstone in the transition to sustainable energy technologies and chemical processes. Surface transformations under operation conditions dictate the activity and stability. However,...
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Article
Open AccessCooperative Fe sites on transition metal (oxy)hydroxides drive high oxygen evolution activity in base
Fe-containing transition-metal (oxy)hydroxides are highly active oxygen-evolution reaction (OER) electrocatalysts in alkaline media and ubiquitously form across many materials systems. The complexity and dynam...
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Article
Open AccessReporting activities for the oxygen evolution reaction
The oxygen evolution reaction (OER) is a key enabler of sustainable chemical energy storage. Here, the author assesses the current status of protocols for benchmarking the OER in materials- and device-centered...
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Article
Greater than the sum of its parts
The performance of electrocatalysts depends on material properties that may differ spatially even within a single particle. Now, a combination of operando microscopy techniques is used to correlate morphology ...
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Article
Open AccessDynamic observation of manganese adatom mobility at perovskite oxide catalyst interfaces with water
Real time in-situ microscopy imaging of surface structure and atom dynamics of heterogeneous catalysts is an important step for understanding reaction mechanisms. Here, using in-situ environmental transmission...
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Double perovskites as a family of highly active catalysts for oxygen evolution in alkaline solution
The electronic structure of transition metal oxides governs the catalysis of many central reactions for energy storage applications such as oxygen electrocatalysis. Here we exploit the versatility of the perov...
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A marketplace and its market mechanism for trading commoditized computing resources
This paper presents the design and implementation of the GridEcon Marketplace. In addition to supporting a market mechanism for trading computing resources on a pay-per-use basis, this marketplace also provide...
