Zobrazeno 1 - 9 of 9 pro vyhledávání: '"Dimitris K. Niakolas"'
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(Digital Presentation) Au-Mo-Fe-Ni/CeO2(Gd2O3) As Potential Fuel Electrodes for Internal CO2 Reforming of CH4 in Single SOFCs
Autor: Evangelia Ioannidou, Stylianos G. Neophytides, Dimitris K. Niakolas
Publikováno v: ECS Transactions. 111:2473-2485
In this study the catalytic and electro-catalytic performance, as well as the coking resistance of un-modified and modified Ni/CeO2(Gd2O3) with 3 wt.% Au−0.4 wt.% Mo and 3 wt.% Au−0.5 wt.% Fe electrocatalysts were studied as half and full electro
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::039acd0155e25d67727263a1c92a5df5
https://doi.org/10.1149/11106.2473ecst
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2
Effect of the PH2O/PCO2 and PH2 on the intrinsic electro-catalytic interactions and the CO production pathway on Ni/GDC during solid oxide H2O/CO2 co-electrolysis
Autor: Dimitris K. Niakolas, Evangelia Ioannidou, M. Chavani, Stylianos G. Neophytides
Publikováno v: Journal of Catalysis
The study presents a holistic methodology for the discrimination of the contribution of H2O and CO2 electrolysis reactions, as well as of the RWGS, on the production rate of CO during the solid oxide H2O/CO2 co-electrolysis process. The investigation
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e7e39487e861ad1c41bcbec254992dc1
https://doi.org/10.1016/j.jcat.2021.09.024
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3
Operando observation of nickel/ceria electrode surfaces during intermediate temperature steam electrolysis
Autor: Fotios Paloukis, Michael Haevecker, Dimitris K. Niakolas, Vasiliki Papaefthimiou, Axel Knop-Gericke, Spyridon Zafeiratos, Detre Teschner
Publikováno v: Journal of Catalysis
The solid oxide electrolysis cell (SOEC) technology has a huge potential for future mass production of hydrogen, mainly due to its high electrical-to-chemical energy conversion efficiency. However, the durability and the performance of SOEC devices a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2b4ab57296280d16edd1683934469bf6
https://doi.org/10.1016/j.jcat.2017.06.005
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4
Influence of Surface State on the Electrochemical Performance of Nickel-Based Cermet Electrodes during Steam Electrolysis
Autor: Kalliopi M. Papazisi, Spyridon Zafeiratos, Detre Teschner, Olivier Joubert, Fotios Paloukis, Wen Luo, Dimitris K. Niakolas, Stella Balomenou, Basma Mewafy
Publikováno v: ACS Applied Energy Materials
ACS Applied Energy Materials, ACS, 2019
ACS Applied Energy Materials, 2019
ACS Applied Energy Materials, ACS, 2019, 2 (10), pp.7045-7055. ⟨10.1021/acsaem.9b00779⟩
International audience; Due to their fuel flexibility and high efficiency solid oxide cells are a promising technology for sustainable energy production and storage. Nickel in combination with yttria-stabilized zirconia (YSZ) or gadolinium-doped ceri
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b62d21d1462e9b531fa6536a519d98ec
https://hdl.handle.net/21.11116/0000-0005-92F8-E21.11116/0000-0004-E284-7
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5
Is Steam an Oxidant or a Reductant for Nickel/Doped‐Ceria Cermets?
Autor: Thierry Dintzer, Spyridon Zafeiratos, Fotios Paloukis, Vasiliki Papaefthimiou, Dimitris K. Niakolas
Publikováno v: ChemPhysChem
Chemphyschem
Nickel/doped‐ceria composites are promising electrocatalysts for solid‐oxide fuel and electrolysis cells. Very often steam is present in the feedstock of the cells, frequently mixed with other gases, such as hydrogen or CO2. An increase in the st
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d034578c85f96aef0470c9ffeb38b2df
https://doi.org/10.1002/cphc.201600948
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6
Fuel cells are a commercially viable alternative for the production of 'clean' energy
Autor: Constantinos G. Vayenas, Stylianos G. Neophytides, Maria K. Daletou, Dimitris K. Niakolas
Publikováno v: Ambio
Fuel cells present a highly efficient and environmentally friendly alternative technology for decentralized energy production. The scope of the present study is to provide an overview of the technological and commercialization readiness level of fuel
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::09bd888e218e9426e930418c81259f5c
https://doi.org/10.1007/s13280-015-0731-z
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7
Steam effect on Gerischer impedance response of a Ni/GDC|YSZ|LSM fuel cell / anode
Autor: Dimitris K. Niakolas, S. Bebelis, Stylianos G. Neophytides, M. Athanasiou
Publikováno v: Journal of Power Sources. 448:227404
The electrochemical impedance response of an electrolyte supported Solid Oxide Fuel Cell (SOFC) was studied for different compositions of feed in the anode compartment. The cell was composed of Yttria Stabilized Zirconia (YSZ), as electrolyte, and co
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::58569fe2d93803f96c0a02b5067561ab
https://doi.org/10.1016/j.jpowsour.2019.227404
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8
On the Active Surface State of Nickel-Ceria Solid Oxide Fuel Cell Anodes During Methane Electrooxidation
Autor: Michael Hävecker, Maxim Shishkin, Dimitris K. Niakolas, Michalis Athanasiou, Spyridon Zafeiratos, Tom Ziegler, Stylianos G. Neophytides, Robert Schlögl, Rosa Arrigo, Detre Teschner, Axel Knop-Gericke, Vasiliki Papaefthimiou, Yeuk Ting Law
Publikováno v: Advanced Energy Materials. 3:762-769
Solid oxide fuel cells (SOFCs) have grown in recognition as a viable technology able to convert chemical energy directly into electricity, with higher effi ciencies than conventional thermal engines. Direct feeding of the SOFCs anode with hydrocarbon
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::849a25fd41e40f4effe07b9bbc12c977
https://doi.org/10.1002/aenm.201200727
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