Výsledky vyhledávání - "Jannick Bigarre"

Synthesis of Platinum Nanoparticles by Plasma Sputtering onto Glycerol: Effect of Argon Pressure on Their Physicochemical Properties

Autor: Pascal Brault, Stève Baranton, Pascal Andreazza, Stéphane Cuynet, William Chamorro-Coral, Jannick Bigarre, V. Orozco-Montes, Audrey Sauldubois, Amaël Caillard, Christophe Coutanceau

Publikováno v: Journal of Physical Chemistry C
Journal of Physical Chemistry C, American Chemical Society, 2021, 125 (5), pp.3169-3179. ⟨10.1021/acs.jpcc.0c09746⟩
Journal of Physical Chemistry C, 2021, 125 (5), pp.3169-3179. ⟨10.1021/acs.jpcc.0c09746⟩

International audience; Platinum nanoparticles (Pt NPs) were synthesized in glycerol as a liquid substrate via a magnetron sputtering method at different argon pressures (1.0, 4.0, and 9.0 Pa). Then, Pt NPs were deposited onto a Vulcan XC-72 powder t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::93f041b21de09926fc05792cac93d5d1
https://hal.archives-ouvertes.fr/hal-03157543/document

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Impact of the patterned membrane morphology on PEMFC performances of ultra-low platinum loaded MEAs

Autor: Stéphane Cuynet, P. Buvat, Jannick Bigarre, Amaël Caillard

Publikováno v: International Journal of Hydrogen Energy
International Journal of Hydrogen Energy, Elsevier, 2017, 42 (12), pp.7974-7985. ⟨10.1016/j.ijhydene.2017.02.162⟩
International Journal of Hydrogen Energy, 2017, 42 (12), pp.7974-7985. ⟨10.1016/j.ijhydene.2017.02.162⟩

Two types of patterns were achieved on the surface of NR211 membranes: holes and knolls. These patterns were produced on only one side of the membrane at the cathode. For equivalent specific surfaces, these two membrane patterning morphologies were t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40b897d4fb8b6d02e9926ed1685796cd
https://hal.archives-ouvertes.fr/hal-01634668

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(Invited) Catalyst Design for Oxygen Reduction Reaction: Platinum Monometallic, Binary and Ternary Nanocatalyst

Autor: Delphine Dru, Christophe Coutanceau, Styven Lankiang, Jannick Bigarre, Stève Baranton, Pierrick Buvat

Publikováno v: ECS Meeting Abstracts. :1551-1551

Improving design and/or reducing noble metal content in electrocatalysts for fuel cell electrodes while maintaining and/or increasing proton exchange membrane fuel cell (PEMFC) performance in terms of durability and power density are crucial challeng

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7b1e9d57230a8702c7796a18c8344374
https://doi.org/10.1149/ma2017-02/35/1551

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New Hybrid Membranes Based on Phosphonic Acid Functionalized Silica Particles for PEMFC

Autor: Pierrick Buvat, Etienne Labalme, Thomas Boucheteau, Ghislain David, Jannick Bigarre

Publikováno v: Journal of Polymer Science Part A: Polymer Chemistry
Journal of Polymer Science Part A: Polymer Chemistry, Wiley, 2012, 50, pp.1308-1316. ⟨10.1002/pola.25895⟩
Journal of Polymer Science Part A: Polymer Chemistry, 2012, 50, pp.1308-1316. ⟨10.1002/pola.25895⟩

This work concerns the development of hybrid organic/inorganic membranes from styrenic phosphonic polymers. The phosphonic charge, composed phosphonic polymers grafted onto silica nanoparticles, was obtained by “grafting onto” method. It consists

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::256e9d60a0935ca8488f2bfe4b236226
https://hal.archives-ouvertes.fr/hal-00657203

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Influence of the High-Power Impulse Magnetron Sputtering Voltage on the Time-Resolved Platinum Ions Energy Distributions

Autor: Pascal Brault, Amaël Caillard, Philippe Lefaucheux, Guy Coudrat, Pierrick Buvat, Thomas Lecas, Sébastien Dozias, Jannick Bigarre, Stéphane Cuynet, Anne-Lise Thomann

Publikováno v: IEEE Transactions on Plasma Science. 42:2818-2819

High Power Impulse magnetron sputtering (HiPIMS) is a common way to create a high and dense ionized metallic vapor without the use of an alternative ionizing device, like radio frequency loops. HiPIMS has been used to perform the deposition of platin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b8ce7cbb9dbb25211615f27bcda7ebb3
https://doi.org/10.1109/tps.2014.2325061

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Deposition of Pt inside fuel cell electrodes using high power impulse magnetron sputtering

Autor: Thomas Lecas, Amaël Caillard, Pierrick Buvat, Pascal Brault, Stéphane Cuynet, Jannick Bigarre

Publikováno v: Journal of Physics D: Applied Physics. 47:272001

The high power impulse magnetron sputtering (HiPIMS) process is used to incorporate catalytic nanoclusters of platinum into microporous carbon. Such a process leads to an enhancement of the Pt species' penetration into the porous medium, as evidenced

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::013e891d1a61bd6ef08afafd2bb1c6ae
https://doi.org/10.1088/0022-3727/47/27/272001

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Membrane patterned by pulsed laser micromachining for proton exchange membrane fuel cell with sputtered ultra-low catalyst loadings

Autor: Pascal Brault, Nadjib Semmar, S Kaya-Boussougou, Pierrick Buvat, Stéphane Cuynet, Amaël Caillard, Jannick Bigarre, Thomas Lecas

Publikováno v: ResearcherID
Journal of Power Sources
Journal of Power Sources, Elsevier, 2015, 298, pp.299-308. ⟨10.1016/j.jpowsour.2015.08.019⟩
Journal of Power Sources, 2015, 298, pp.299-308. ⟨10.1016/j.jpowsour.2015.08.019⟩

International audience; Proton exchange membranes were nano-and micro-patterned on their cathode side by pressing them against stainless steel molds previously irradiated by a Ti:Sapphire femtosecond laser. The membranes were associated to ultra-low

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::435f6bace71f5cf9aa11f9aef7c14f25
http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=CCC&KeyUT=CCC:000362146800037&KeyUID=CCC:000362146800037

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