Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Philippe Azais"'
Grâce à l'amélioration de leurs performances et la diminution de leur coût de fabrication, les accumulateurs au lithium initialement commercialisés en 1991 par SONY pour alimenter les équipements portables, jouent désormais un rôle-clef dans
Publikováno v:
Journal of Power Sources. 363:34-43
Hybrid supercapacitors, combining capacitive carbon-based positive electrode with a Li-ion battery-type negative electrode have been developed in the pursuit of increasing the energy density of conventional supercapacitor without impacting the power
Autor:
Fannie Alloin, Mohamad Chamas, Jean-Claude Leprêtre, François Béguin, E. Perricone, Laure Cointeaux, Patrick Judeinstein, Philippe Azais
Publikováno v:
Electrochimica Acta
Electrochimica Acta, Elsevier, 2013, 93, pp.1-7. ⟨10.1016/j.electacta.2013.01.084⟩
Electrochimica Acta, Elsevier, 2013, 93, pp.1-7. ⟨10.1016/j.electacta.2013.01.084⟩
International audience; The performances obtained with methoxypropionitrile/ethylene carbonate mixture based electrolytes were investigated in supercapacitor application. The incorporation of methoxypropionitrile allows a good compromise between elec
Publikováno v:
Journal of Power Sources
Journal of Power Sources, Elsevier, 2012, vol. 219, pp. 235-239. ⟨10.1016/j.jpowsour.2012.07.029⟩
Journal of Power Sources, 2012, vol. 219, pp. 235-239. ⟨10.1016/j.jpowsour.2012.07.029⟩
Journal of Power Sources, Elsevier, 2012, vol. 219, pp. 235-239. ⟨10.1016/j.jpowsour.2012.07.029⟩
Journal of Power Sources, 2012, vol. 219, pp. 235-239. ⟨10.1016/j.jpowsour.2012.07.029⟩
International audience; Electrochemical characterizations at low temperature and floating tests have been performed on 600F commercial supercapacitor (SC) for acetonitrile (AN)-based and AN + methyl acetate (MA) mixed electrolytes. From −40 to +20
Publikováno v:
Annales des Mines - Réalités industrielles. :31
Le monde des batteries, en particulier Li-ion, est en pleine mutation en raison de la croissance des demandes liee a l’electrification des vehicules. De nombreux acteurs industriels se sont d’ores et deja positionnes comme les leaders dans ce dom
Autor:
Laurent Duclaux, François Béguin, Christophe Jehoulet, Philippe Azais, Pierre Florian, Maria-Angeles Lillo-Rodenas, Jean-Paul Peres, Dominique Massiot, Angel Linares-Solano
Publikováno v:
Journal of Power Sources
Journal of Power Sources, Elsevier, 2007, 171, pp.1046-1053. ⟨10.1016/j.jpowsour.2007.07.001⟩
Journal of Power Sources, Elsevier, 2007, 171, pp.1046-1053. ⟨10.1016/j.jpowsour.2007.07.001⟩
International audience; In order to understand what causes supercapacitors ageing in an organic electrolyte (tetraethylammonium tetrafluoroborate – Et4NBF4 – 1 mol L−1 in acetonitrile), the activated carbon electrodes were characterized before
Publikováno v:
Journal of Physics and Chemistry of Solids. 67:1182-1185
LiCx (x=6, 12, 18) graphite intercalation compounds (GICs) and LiCy (y=6, 18) doped activated carbons have been obtained by vapour phase reaction in a vacuum sealed stainless steel reactor. The absence of hydrogen adsorption in the intercalated galle
Autor:
Roland J.-M. Pellenq, Szymon Los, Philippe Azais, Laurent Duclaux, Olivier Isnard, Yannick Breton
Publikováno v:
Annales de Chimie Science des Matériaux. 30:393-400
Le dopage des carbones microporeux par Li ou K induit une augmentation de l'energie d'adsorption de H 2 (ou D 2 ). C'est pourquoi, apres un faible dopage, les capacites d'adsorption mesurees a la temperature ambiante (et P
Autor:
Thomas Cacciaguerra, Encarnacion Raymundo-Piñero, Angel Linares-Solano, François Béguin, Diego Cazorla-Amorós, Philippe Azais
Publikováno v:
Carbon. 43:786-795
New information was obtained on the mechanism of porosity development during chemical activation by KOH and NaOH using various multiwalled nanotubes (MWNTs) of different structural organization. The high purity MWNTs were prepared by acetylene decomp
Publikováno v:
Chemical Physics Letters. 377:544-550
Adsorption of deuterium gas in single-wall carbon nanotubes (SWNTs) with closed end, doped with potassium was simultaneously studied by adsorption isotherms and neutron diffraction in the range 18–300 K. Neutron diffraction has shown that doped SWN