Search Results - "Chorkendorff, Ib"

Considerations for the scaling-up of water splitting catalysts by Kibsgaard, Jakob, Chorkendorff, Ib

“…A wealth of candidates are being investigated to improve the catalysts found in acidic and alkaline electrolysers. However, attention should be focused on…”
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Electrified methane reforming: A compact approach to greener industrial hydrogen production by Wismann, Sebastian T, Engbæk, Jakob S, Vendelbo, Søren B, Bendixen, Flemming B, Eriksen, Winnie L, Aasberg-Petersen, Kim, Frandsen, Cathrine, Chorkendorff, Ib, Mortensen, Peter M

“…Electrification of conventionally fired chemical reactors has the potential to reduce CO emissions and provide flexible and compact heat generation. Here, we…”
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Quantifying the promotion of Cu catalysts by ZnO for methanol synthesis by Kuld, Sebastian, Thorhauge, Max, Falsig, Hanne, Elkjær, Christian F., Helveg, Stig, Chorkendorff, Ib, Sehested, Jens

“…Promoter elements enhance the activity and selectivity of heterogeneous catalysts. Here, we show how methanol synthesis from synthesis gas over copper (Cu)…”
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A spin promotion effect in catalytic ammonia synthesis by Cao, Ang, Bukas, Vanessa J., Shadravan, Vahid, Wang, Zhenbin, Li, Hao, Kibsgaard, Jakob, Chorkendorff, Ib, Nørskov, Jens K.

“…The need for efficient ammonia synthesis is as urgent as ever. Over the past two decades, many attempts to find new catalysts for ammonia synthesis at mild…”
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Toward the Decentralized Electrochemical Production of H2O2: A Focus on the Catalysis by Yang, Sungeun, Verdaguer-Casadevall, Arnau, Arnarson, Logi, Silvioli, Luca, Čolić, Viktor, Frydendal, Rasmus, Rossmeisl, Jan, Chorkendorff, Ib, Stephens, Ifan E. L

“…H2O2 is a valuable, environmentally friendly oxidizing agent with a wide range of uses from the provision of clean water to the synthesis of valuable…”
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Quantification of Zinc Atoms in a Surface Alloy on Copper in an Industrial-Type Methanol Synthesis Catalyst by Kuld, Sebastian, Conradsen, Christian, Moses, Poul Georg, Chorkendorff, Ib, Sehested, Jens

“…Methanol has recently attracted renewed interest because of its potential importance as a solar fuel.1 Methanol is also an important bulk chemical that is most…”
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Electrochemical Ammonia SynthesisThe Selectivity Challenge by Singh, Aayush R, Rohr, Brian A, Schwalbe, Jay A, Cargnello, Matteo, Chan, Karen, Jaramillo, Thomas F, Chorkendorff, Ib, Nørskov, Jens K

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Tuning the activity of Pt alloy electrocatalysts by means of the lanthanide contraction by Escudero-Escribano, María, Malacrida, Paolo, Hansen, Martin H., Vej-Hansen, Ulrik G., Velázquez-Palenzuela, Amado, Tripkovic, Vladimir, Schiøtz, Jakob, Rossmeisl, Jan, Stephens, Ifan E. L., Chorkendorff, Ib

“…The high platinum loadings required to compensate for the slow kinetics of the oxygen reduction reaction (ORR) impede the widespread uptake of low-temperature…”
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Analysis of Mass Flows and Membrane Cross-over in CO2 Reduction at High Current Densities in an MEA-Type Electrolyzer by Larrazábal, Gastón O, Strøm-Hansen, Patrick, Heli, Jens P, Zeiter, Kevin, Therkildsen, Kasper T, Chorkendorff, Ib, Seger, Brian

“…Cell designs that integrate membrane-electrode assemblies (MEAs) with highly selective catalysts are a promising route to reduce ohmic losses and achieve high…”
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Using TiO2 as a Conductive Protective Layer for Photocathodic H2 Evolution by Seger, Brian, Pedersen, Thomas, Laursen, Anders B, Vesborg, Peter C. K, Hansen, Ole, Chorkendorff, Ib

“…Surface passivation is a general issue for Si-based photoelectrodes because it progressively hinders electron conduction at the semiconductor/electrolyte…”
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Probing the Active Surface Sites for CO Reduction on Oxide-Derived Copper Electrocatalysts by Verdaguer-Casadevall, Arnau, Li, Christina W, Johansson, Tobias P, Scott, Soren B, McKeown, Joseph T, Kumar, Mukul, Stephens, Ifan E. L, Kanan, Matthew W, Chorkendorff, Ib

“…CO electroreduction activity on oxide-derived Cu (OD-Cu) was found to correlate with metastable surface features that bind CO strongly. OD-Cu electrodes…”
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Enhancement of lithium-mediated ammonia synthesis by addition of oxygen by Li, Katja, Andersen, Suzanne Z, Statt, Michael J, Saccoccio, Mattia, Bukas, Vanessa J, Krempl, Kevin, Sažinas, Rokas, Pedersen, Jakob B, Shadravan, Vahid, Zhou, Yuanyuan, Chakraborty, Debasish, Kibsgaard, Jakob, Vesborg, Peter C K, Nørskov, Jens K, Chorkendorff, Ib

“…Owing to the worrying increase in carbon dioxide concentrations in the atmosphere, there is a need to electrify fossil-fuel–powered chemical processes such as…”
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Trends in the Electrochemical Synthesis of H2O2: Enhancing Activity and Selectivity by Electrocatalytic Site Engineering by Verdaguer-Casadevall, Arnau, Deiana, Davide, Karamad, Mohammadreza, Siahrostami, Samira, Malacrida, Paolo, Hansen, Thomas W, Rossmeisl, Jan, Chorkendorff, Ib, Stephens, Ifan E. L

“…The direct electrochemical synthesis of hydrogen peroxide is a promising alternative to currently used batch synthesis methods. Its industrial viability is…”
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Discovery of a Ni-Ga catalyst for carbon dioxide reduction to methanol by Studt, Felix, Sharafutdinov, Irek, Abild-Pedersen, Frank, Elkjær, Christian F., Hummelshøj, Jens S., Dahl, Søren, Chorkendorff, Ib, Nørskov, Jens K.

“…The use of methanol as a fuel and chemical feedstock could become very important in the development of a more sustainable society if methanol could be…”
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Toward an Active and Stable Catalyst for Oxygen Evolution in Acidic Media: Ti-Stabilized MnO2 by Frydendal, Rasmus, Paoli, Elisa A., Chorkendorff, Ib, Rossmeisl, Jan, Stephens, Ifan E. L.

“…Catalysts are required for the oxygen evolution reaction, which are abundant, active, and stable in acid. MnO2 is a promising candidate material for this…”
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Enabling direct H2O2 production through rational electrocatalyst design by Siahrostami, Samira, Verdaguer-Casadevall, Arnau, Karamad, Mohammadreza, Deiana, Davide, Malacrida, Paolo, Wickman, Björn, Escudero-Escribano, María, Paoli, Elisa A., Frydendal, Rasmus, Hansen, Thomas W., Chorkendorff, Ib, Stephens, Ifan E. L., Rossmeisl, Jan

“…Future generations require more efficient and localized processes for energy conversion and chemical synthesis. The continuous on-site production of hydrogen…”
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Electrolyte acidification from anode reactions during lithium mediated ammonia synthesis by Krempl, Kevin, Pedersen, Jakob B., Kibsgaard, Jakob, Vesborg, Peter C.K., Chorkendorff, Ib

“…•Protons can be produced via electrolyte oxidation and hydrogen oxidation.•During lithium mediated electrochemical ammonia synthesis, electrolyte can…”
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Particle Size Effect on Platinum Dissolution: Considerations for Accelerated Stability Testing of Fuel Cell Catalysts by Sandbeck, Daniel J. S, Secher, Niklas Mørch, Speck, Florian D, Sørensen, Jakob Ejler, Kibsgaard, Jakob, Chorkendorff, Ib, Cherevko, Serhiy

“…Polymer electrolyte membrane fuel cells (PEMFCs) are highly attractive for use in electric vehicles. In PEMFCs, small particle sizes of the Pt catalyst are…”
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Selective CO Methanation on Highly Active Ru/TiO2 Catalysts: Identifying the Physical Origin of the Observed Activation/Deactivation and Loss in Selectivity by Abdel-Mageed, Ali M, Widmann, Daniel, Olesen, Sine E, Chorkendorff, Ib, Behm, R. Jürgen

“…Ru/TiO2 catalysts are highly active and selective in the selective methanation of CO in the presence of large amounts of CO2 but suffer from a considerable…”
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Unraveling the rate-determining step of C2+ products during electrochemical CO reduction by Deng, Wanyu, Zhang, Peng, Qiao, Yu, Kastlunger, Georg, Govindarajan, Nitish, Xu, Aoni, Chorkendorff, Ib, Seger, Brian, Gong, Jinlong

“…The electrochemical reduction of CO has drawn a large amount of attention due to its potential to produce sustainable fuels and chemicals by using renewable…”
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