Electrochemical synthesis of nitrogen-doped graphene quantum dots and their photocatalytic hydrogen evolution application

Autor: Ari Gurel, Frédéric Avignon, Guillaume Wang, Stéphanie Lau, Jean-Yves Piquemal, Christian Perruchot, Delphine Schaming

Publikováno v: Carbon Trends, Vol 15, Iss , Pp 100354- (2024)

A very simple electrochemical top-down procedure was employed to obtain pure graphene quantum dots (GQDs) in water and using only graphite as carbonaceous precursor. The graphitic structure of the GQDs has been clearly observed by high-resolution tra

Externí odkaz: https://doaj.org/article/5747f103644e4be6aa1425ff6e74c9fb

Photocatalytic Activity of Nanocoatings Based on Mixed Oxide V-TiO2 Nanoparticles with Controlled Composition and Size

Autor: Miguel Sanchez Mendez, Alex Lemarchand, Mamadou Traore, Christian Perruchot, Capucine Sassoye, Mohamed Selmane, Mehrdad Nikravech, Mounir Ben Amar, Andrei Kanaev

Publikováno v: Catalysts, Vol 11, Iss 12, p 1457 (2021)

V-TiO2 photocatalyst with 0 ≤ V ≤ 20 mol% was prepared via the sol–gel method based on mixed oxide titanium–vanadium nanoparticles with size and composition control. The mixed oxide vanadium–titanium oxo-alkoxy nanonoparticles were generate

Externí odkaz: https://doaj.org/article/e5f0c054f1c44e1eb7c649ef08685134

Maghemite nanoparticles bearing di(amidoxime) groups for the extraction of uranium from wastewaters

Autor: Eva Mazarío, Ahmed S. Helal, Jeremy Stemper, Alvaro Mayoral, Philippe Decorse, Alexandre Chevillot-Biraud, Sophie Novak, Christian Perruchot, Claude Lion, Rémi Losno, Thierry Le Gall, Souad Ammar, Jean-Michel El Hage Chahine, Miryana Hémadi

Publikováno v: AIP Advances, Vol 7, Iss 5, Pp 056702-056702-7 (2017)

Polyamidoximes (pAMD) are known to have strong affinities for uranyl cations. Grafting pAMD onto the surface of functionalized maghemite nanoparticles (MNP) leads to a nanomaterial with high capacities in the extraction of uranium from wastewaters by

Externí odkaz: https://doaj.org/article/2dd15ba53b524552bc4448d5b01e6f59

Electron Storage System Based on a Two-Way Inversion of Redox Potentials

Autor: Ilaria Ciofini, Fabien Tuyèras, Magdaléna Hromadová, Štěpánka Nováková Lachmanová, Philippe P. Lainé, Christian Perruchot, Henri-Pierre Jacquot de Rouville, Philippe Ochsenbein, Grégory Dupeyre, Lubomír Pospíšil, Alexis Gosset, Hyacinthe Randriamahazaka, Romana Sokolová, Liam Wilbraham

Publikováno v: Journal of the American Chemical Society
Journal of the American Chemical Society, American Chemical Society, 2020, 142 (11), pp.5162-5176. ⟨10.1021/jacs.9b12762⟩
Journal of the American Chemical Society, American Chemical Society, 2020, ⟨10.1021/jacs.9b12762⟩

International audience; Molecular-level multielectron handling toward electrical storage is a worthwhile approach to solar energy harvesting. Here, a strategy which uses chemical bonds as electron reservoirs is introduced to demonstrate the new conce

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a11d206a47900295dccf414d0c4d30f4
https://doi.org/10.1021/jacs.9b12762

Localized and structured growth of polymer brushes using ink jet printing approach

Autor: Tarek Ali Azouaou, Justin Lemarchand, Vincent Noël, Giorgio Mattana, Philippe Decorse, Christian Perruchot

Publikováno v: EPJ Web of Conferences. 273:01002

Inkjet printing (IJP) technique has been used for the deposition of silica nanoparticles with controlled position and shape onto flexible polyethylene naphthalate (PEN) substrate. The printed silica areas have been chemically functionalized with a si

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c6cf4ba5aef4b2cf1f2e25a18644f27e
https://doi.org/10.1051/epjconf/202227301002