Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Konrad Ehelebe"'
Publikováno v:
JPhys Energy, Vol 5, Iss 2, p 024007 (2023)
In recent years, gas diffusion electrode (GDE) half-cell setups have attracted increasing attention, bridging the gap between fundamental and applied fuel cell research. They allow quick and reliable evaluation of fuel cell catalyst layers and provid
Externí odkaz:
https://doaj.org/article/83b61d510b0248f9ab83209b1ff8a408
Publikováno v:
Electrochemistry Communications, Vol 116, Iss , Pp 106761- (2020)
Anion exchange membrane fuel cells (AEMFC) are a promising technology to allow the application of non-precious metal catalysts. While many of such catalysts have been identified in numerous recent fundamental research studies, reports evaluating thes
Externí odkaz:
https://doaj.org/article/6a33fd6533e24b948d61d97263a254f4
Autor:
Maja Milosevic, Thomas Böhm, Andreas Körner, Markus Bierling, Leonard Winkelmann, Konrad Ehelebe, Andreas Hutzler, Michel Suermann, Simon Thiele, Serhiy Cherevko
Publikováno v:
ACS Energy Letters. :2682-2688
Autor:
Steffen Czioska, Konrad Ehelebe, Janis Geppert, Daniel Escalera‐López, Alexey Boubnov, Erisa Saraçi, Britta Mayerhöfer, Ulrike Krewer, Serhiy Cherevko, Jan‐Dierk Grunwaldt
Publikováno v:
ChemElectroChem. 9
Despite intensive investigations for unravelling the water splitting reaction, the catalyst behavior during the oxygen evolution reaction (OER) is still not fully understood. This is especially true under more demanding conditions like high potential
Autor:
Luka Pavko, Matija Gatalo, Matjaž Finšgar, Francisco Ruiz-Zepeda, Konrad Ehelebe, Pascal Kaiser, Moritz Geuß, Tina Đukić, Angelja Kjara Surca, Martin Šala, Marjan Bele, Serhiy Cherevko, Boštjan Genorio, Nejc Hodnik, Miran Gaberšček
Publikováno v:
ACS catalysis, vol. 12, no. 15, 2022.
ACS catalysis 12(15), 9540-9548 (2022). doi:10.1021/acscatal.2c01753
ACS catalysis 12(15), 9540-9548 (2022). doi:10.1021/acscatal.2c01753
The lack of efficient and durable proton exchange membrane fuel cell electrocatalysts for the oxygen reduction reaction is still restraining the present hydrogen technology. Graphene-based carbon materials have emerged as a potential solution to repl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d186c5007fb2f9eeaa134f59fb033794
https://repozitorij.uni-lj.si/Dokument.php?id=162064&dn=
https://repozitorij.uni-lj.si/Dokument.php?id=162064&dn=
Autor:
Yu-Ping Ku, Konrad Ehelebe, Andreas Hutzler, Markus Bierling, Thomas Böhm, Andrea Zitolo, Mykhailo Vorokhta, Nicolas Bibent, Florian D. Speck, Dominik Seeberger, Ivan Khalakhan, Karl J. J. Mayrhofer, Simon Thiele, Frédéric Jaouen, Serhiy Cherevko
Publikováno v:
Journal of the American Chemical Society. 144(22)
The electrochemical activity of modern Fe-N-C electrocatalysts in alkaline media is on par with that of platinum. For successful application in fuel cells (FCs), however, also high durability and longevity must be demonstrated. Currently, a limited u
Autor:
Simon Thiele, Serhiy Cherevko, Karl Johann Jakob Mayrhofer, Konrad Ehelebe, Julius Knöppel, Nadiia Kulyk, Britta Mayerhöfer, Thomas Böhm, Markus Bierling
Publikováno v:
Angewandte Chemie (International Ed. in English)
Angewandte Chemie / International edition 60(16), 8882-8888 (2021). doi:10.1002/anie.202014711
Angewandte Chemie / International edition 60(16), 8882-8888 (2021). doi:10.1002/anie.202014711
Pt dissolution has already been intensively studied in aqueous model systems and many mechanistic insights have been gained. Nevertheless, transfer of new knowledge to real‐world fuel cell systems is still a significant challenge. To close this gap
Autor:
Yu-Ping Ku, Konrad Ehelebe, Markus Bierling, Florian Speck, Dominik Seeberger, Karl Mayrhofer, Simon Thiele, Serhiy Cherevko
The electrochemical activity of modern Fe-N-C electrocatalysts in alkaline media is on par with that of platinum. For successful application in fuel cells, however, also high durability and longevity must be demonstrated. Currently, design and synthe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::05a3033c7781b3c71c70548a4cfdd088
https://doi.org/10.21203/rs.3.rs-1171081/v1
https://doi.org/10.21203/rs.3.rs-1171081/v1
Autor:
YuPing Ku, Konrad Ehelebe, Markus Bierling, Florian Dominik Speck, Dominik Seeberger, Karl J. J. Mayrhofer, Simon Thiele, Serhiy Cherevko
Publikováno v:
ECS Meeting Abstracts. :1486-1486
Fe-N-C catalysts are regularly proposed as promising earth-abundant and cheap catalysts replacing platinum group metal catalysts for fuel cells (FCs). Besides the activity, especially the stability of those materials remains challenging. It was found
Autor:
Serhiy Cherevko, Konrad Ehelebe, Daniel Escalera López, Julius Knöppel, YuPing Ku, Maja Milosevic
Publikováno v:
ECS Meeting Abstracts. :2052-2052
Durability and degradation are in the focus of modern electrocatalysis research. Before moving to real applications, e.g. fuel cells in transportation or water electrolyzers for production of green hydrogen, novel electrocatalytic materials must prov