Activating Ru in the pyramidal sites of Ru2P‐type structures with earth‐abundant transition metals for achieving extremely high HER activity while minimizing noble metal content

Autor: Sayed M. El‐Refaei, Patrícia A. Russo, Thorsten Schultz, Zhe‐Ning Chen, Patrick Amsalem, Norbert Koch, Nicola Pinna

Publikováno v: Carbon Energy, Vol 6, Iss 9, Pp n/a-n/a (2024)

Abstract Rational design of efficient pH‐universal hydrogen evolution reaction catalysts to enable large‐scale hydrogen production via electrochemical water splitting is of great significance, yet a challenging task. Herein, Ru atoms in the Ru2P

Externí odkaz: https://doaj.org/article/3ea79f009c4e4a578103d3cb1f6a8777

Structure-Activity Correlations of Phosphorous-Containing Cobalt Electrocatalysts: Insights into the Local Order by Pair Distribution Function Analysis

Autor: Álvaro Vílchez-Cózar, Rosario M.P. Colodrero, Montse Bazaga-García, David Marrero-López, Sayed M. El-refaei, Patricia A. Russo, Nicola Pinna, Pascual Olivera-Pastor, Aurelio Cabeza Díaz

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2e4f3ea20193294775032316c8b63aa6
https://doi.org/10.2139/ssrn.4395102

The Importance of Ligand Selection on the Formation of Metal Phosphonate-Derived CoMoP and CoMoP2 Nanoparticles for Catalytic Hydrogen Evolution

Autor: Sayed M. El-Refaei, Patrick Amsalem, Patrícia A. Russo, Nicola Pinna, Norbert Koch

Publikováno v: ACS Applied Nano Materials. 3:4147-4156

Coordination polymers (CPs) and metal-organic frameworks (MOFs) have emerged as versatile precursors for transition-metal phosphides catalysts. However, the controlled synthesis of CPs-derived bime...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c266016d8523ee866ad8a38683726cf4
https://doi.org/10.1021/acsanm.0c00319

Dual Doping of MoP with M Mn,Fe and S to Achieve High Hydrogen Evolution Reaction Activity in Both Acidic and Alkaline Media

Autor: Sayed M. El-Refaei, Thorsten Schultz, Patrícia A. Russo, Nicola Pinna, Nobert Koch

Rational design of cost effective, high performance and stable hydrogen evolution reaction HER electrocatalysts in both acidic and alkaline media holds the key to the future hydrogen based economy. Herein, we introduce an effective approach of simult

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b483f04004a3ffb49e3ab1c703da6d32
http://www.helmholtz-berlin.de/pubbin/oai_publication?VT=1&ID=104515

Zn 0.35 Co 0.65 O – A Stable and Highly Active Oxygen Evolution Catalyst Formed by Zinc Leaching and Tetrahedral Coordinated Cobalt in Wurtzite Structure

Autor: Norbert Koch, Sayed M. El-Refaei, Ana Guilherme Buzanich, Sebastian Wahl, Marie-Liesse Doublet, Kug-Seung Lee, Nicola Pinna, Patrick Amsalem

Publikováno v: Advanced Energy Materials
Advanced Energy Materials, Wiley-VCH Verlag, 2019, 9 (20), pp.1900328. ⟨10.1002/aenm.201900328⟩
Advanced Energy Materials, 2019, 9 (20), pp.1900328. ⟨10.1002/aenm.201900328⟩

International audience; To arrive to sustainable hydrogen-based energy solutions, the understanding of water-splitting catalysts plays the most crucial role. Herein, we combined state-of-the-art hypotheses on electrocatalytic active metal sites towar

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40efbc5498b662d0f8d356dc441e8456
https://hal.archives-ouvertes.fr/hal-02144444/file/Zn_doped_CoO-accepted.pdf