Výsledky vyhledávání - "Kim Degn Jensen"

Modelling Anion Poisoning during Oxygen Reduction on Pt Near-Surface Alloys

Autor: Amanda Schramm Petersen, Kim Degn Jensen, Hao Wan, Alexander Bagger, Ib Chorkendorff, Ifan E.L. Stephens, Jan Rossmeisl, María Escudero-Escribano

Electrolyte effects play an important role on the activity of the oxygen reduction reaction (ORR) of Pt-based electrodes. Herein, we combine a computational model and rotating disk electrode measurements to investigate the effects from phosphate anio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::92bd3f123f3bcc5e75d58923c330767e
https://doi.org/10.26434/chemrxiv-2022-m00xc-v3

Zobrazit plný text záznamu

Pd–Au Nanostructured Electrocatalysts with Tunable Compositions for Formic Acid Oxidation

Autor: Elena Plaza-Mayoral, Inês Jordão Pereira, Kim Nicole Dalby, Kim Degn Jensen, Ib Chorkendorff, Hanne Falsig, Paula Sebastián-Pascual, María Escudero-Escribano

Green transition requires strategies to develop active and stable nanomaterials for energy conversion. We describe the preparation of Pd–Au bimetallic nanocatalysts using a surfactant-free electrodeposition method in a deep eutectic solvent (DES) a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4efc1b83856aa8d87ac15647d5b41e91
http://hdl.handle.net/10261/297180

Zobrazit plný text záznamu

Pd-Au nanostructured electrocatalysts with tunable compositions for formic acid oxidation

Autor: Elena Plaza-Mayoral, Inês Jordão Pereira Jordão Pereira, Kim Nicole Dalby, Kim Degn Jensen, Ib Chorkendorff, Hanne Falsig, Paula Sebastián-Pascual, María Escudero-Escribano

The green transition requires new strategies to develop active and stable nanomaterials for energy conversion. We describe, for the first time, the preparation of Pd-Au bimetallic nanocatalysts using a surfactant-free electrodeposition method in a de

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0889c3cbab5fb023911e1b4cfe3f7d37
https://doi.org/10.26434/chemrxiv-2022-br3z6-v3

Zobrazit plný text záznamu

Realistic Cyclic Voltammograms from Ab Initio Simulations in Alkaline and Acidic Electrolytes

Autor: Logi Arnarson, Kim Degn Jensen, Jan Rossmeisl, María Escudero-Escribano, Alexander Bagger, Amanda Schramm Petersen

Publikováno v: The Journal of Physical Chemistry C. 124:20055-20065

Cyclic voltammograms are key to much of the accumulated understanding of the nature of electrochemical interfaces; however, they provide no direct information on the atomic structure of the interfa...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::02ccdde5a6e64778f2265d8abf32ef44
https://doi.org/10.1021/acs.jpcc.0c04367

Zobrazit plný text záznamu

Self-supported nanostructured iridium-based networks as highly active electrocatalysts for oxygen evolution in acidic media

Autor: Jonathan Quinson, Matthias Arenz, Gustav Sievers, Kim Degn Jensen, Anders Jensen, José Alejandro Arminio-Ravelo, Volker Brüser, María Escudero-Escribano

Publikováno v: Jensen, A W, Sievers, G W, Jensen, K D, Quinson, J, Arminio-Ravelo, J A, Brüser, V, Arenz, M & Escudero-Escribano, M 2020, ' Self-supported nanostructured iridium-based networks as highly active electrocatalysts for oxygen evolution in acidic media ', Journal of Materials Chemistry A, vol. 8, no. 3, pp. 1066-1071 . https://doi.org/10.1039/c9ta12796h

Due to the slow kinetics of the oxygen evolution reaction (OER), high precious metal loadings are currently required at the anode of proton exchange membrane (PEM) electrolyzers. In this work, we present a novel, scalable and efficient method for the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a5a4481ef42b3e86067dc4c49930fdcc
https://doi.org/10.1039/c9ta12796h

Zobrazit plný text záznamu

Green Preparation of High Surface Area Cu-Au Bimetallic Nanostructured Materials by Co-Electrodeposition in a Deep Eutectic Solvent

Autor: María Escudero-Escribano, Hanne Falsig, Ib Chorkendorff, Kim Degn Jensen, Kim Nicole Dalby, Paula Sebastián Pascual, Elena Plaza Mayoral

In this work we present an electrodeposition method in a deep eutectic solvent (DES) to prepare bimetallic high surface area nanostructures of Cu and Au with tunable structure and composition. The metal electrodeposition performed in green choline ch

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3729b0caf06e8cfcf18462447d95d482
https://doi.org/10.26434/chemrxiv.14312087.v1

Zobrazit plný text záznamu

Electrochemically Decorated Iridium Electrodes with WS3−x Toward Improved Oxygen Evolution Electrocatalyst Stability in Acidic Electrolytes

Autor: Kim Degn Jensen, Neil V. Rees, Daniel Escalera-López, María Escudero-Escribano

Publikováno v: Escalera-López, D, Jensen, K D, Rees, N & Escudero Escribano, M 2021, ' Electrochemically Decorated Iridium Electrodes with WS 3−x Toward Improved Oxygen Evolution Electrocatalyst Stability in Acidic Electrolytes ', Advanced Sustainable Systems, vol. 5, no. 11, 2000284 . https://doi.org/10.1002/adsu.202000284
Advanced sustainable systems 5(11), 2000284-(2021). doi:10.1002/adsu.202000284

Iridium-based oxides, currently the state-of-the-art oxygen evolution reaction (OER) electrocatalysts in acidic electrolytes, are cost-intensive materials which undergo significant corrosion under long-term OER operation. Thus, numerous researchers h

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6eda78a19c663a2cba0cb75bf9912db8
https://curis.ku.dk/ws/files/331482420/EscaleraL_pezD2021Electrochemically_2_38.pdf

Zobrazit plný text záznamu

X-ray Absorption Spectroscopy Investigation of Platinum–Gadolinium Thin Films with Different Stoichiometry for the Oxygen Reduction Reaction

Autor: Eleonora Zamburlini, María Escudero-Escribano, Kim Degn Jensen, Ifan E. L. Stephens, Anders Pedersen, Ib Chorkendorff

Publikováno v: Degn Jensen, K, Filsøe Pedersen, A, Zamburlini, E, Erfyl Lester Stephens, I, Chorkendorff, I & Escudero-escribano, M 2020, ' X-ray Absorption Spectroscopy Investigation of Platinum–Gadolinium Thin Films with Different Stoichiometry for the Oxygen Reduction Reaction ', Catalysts, vol. 10, no. 9, 978 . https://doi.org/10.3390/catal10090978
Catalysts
Volume 10
Issue 9
Jensen, K D, Pedersen, A F, Zamburlini, E, Stephens, I E L, Chorkendorff, I & Escribano, M E 2020, ' X-ray absorption spectroscopy investigation of platinum–gadolinium thin films with different stoichiometry for the oxygen reduction reaction ', Catalysts, vol. 10, no. 9, 978 . https://doi.org/10.3390/catal10090978
Catalysts, Vol 10, Iss 978, p 978 (2020)

Alloys of platinum and lanthanides present a remarkable activity for the oxygen reduction reaction&mdash
both in the form of extended surfaces and nanoparticulate catalysts. Co-sputter-deposited thin film catalysts based on platinum and gadolini

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7245365aac0df3d23bb2d1ae08eb26fa
https://curis.ku.dk/ws/files/250917525/catalysts_10_00978_1.pdf

Zobrazit plný text záznamu

Recent advances in bimetallic electrocatalysts for oxygen reduction: design principles, structure-function relations and active phase elucidation

Autor: Kim Degn Jensen, María Escudero-Escribano, Anders Jensen

Publikováno v: Current Opinion in Electrochemistry. 8:135-146

The electrocatalytic oxygen reduction reaction (ORR) is of fundamental importance for sustainable energy conversion. Model studies are essential to elucidate the design principles as well as the structure-activity-stability relations. Knowledge from

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fd1247f5677db59fa4ca0ab09e26ae2a
https://doi.org/10.1016/j.coelec.2018.04.013

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání