Physical and Chemical Activation of Graphene-Derived Porous Nanomaterials for Post-Combustion Carbon Dioxide Capture

Autor: Rabita Mohd Firdaus, Alexandre Desforges, Mélanie Emo, Abdul Rahman Mohamed, Brigitte Vigolo

Publikováno v: Nanomaterials, Vol 11, Iss 9, p 2419 (2021)

Activation is commonly used to improve the surface and porosity of different kinds of carbon nanomaterials: activated carbon, carbon nanotubes, graphene, and carbon black. In this study, both physical and chemical activations are applied to graphene

Externí odkaz: https://doaj.org/article/0edd82ad61dc47e8805410f62b72bc75

Few-Layer Graphene-Based Nanofluids with Enhanced Thermal Conductivity

Autor: Samah Hamze, Nawal Berrada, David Cabaleiro, Alexandre Desforges, Jaafar Ghanbaja, Jérôme Gleize, Dominique Bégin, Florentin Michaux, Thierry Maré, Brigitte Vigolo, Patrice Estellé

Publikováno v: Nanomaterials, Vol 10, Iss 7, p 1258 (2020)

High-quality graphene is an especially promising carbon nanomaterial for developing nanofluids for enhancing heat transfer in fluid circulation systems. We report a complete study on few layer graphene (FLG) based nanofluids, including FLG synthesis,

Externí odkaz: https://doaj.org/article/9532e6ff134648efad008f866d7c6d53

Insights into the electrocatalytic behavior of nitrogen and sulfur co-doped carbon nanotubes toward oxygen reduction reaction in alkaline media

Autor: Gutru Rambabu, Zarina Turtayeva, Feina Xu, Gael Maranzana, Mélanie Emo, Sébastien Hupont, Mohamed Mamlouk, Alexandre Desforges, Brigitte Vigolo

Publikováno v: Journal of Materials Science. 57:16739-16754

This study examines the effect of pretreatment and doping to enhance the ORR activity of multiwalled carbon nanotubes (MWCNTs). Melamine and thio-urea are chosen as precursors for mono and co-doping, respectively. A series of samples with pristine an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::feb4fef029eff43ea7455ffacc082c90
https://doi.org/10.1007/s10853-022-07653-3

A comprehensive review on water management strategies and developments in anion exchange membrane fuel cells

Autor: Zarina Turtayeva, Feina Xu, Rambabu Gutru, Gaël Maranzana, Brigitte Vigolo, Alexandre Desforges

Publikováno v: International Journal of Hydrogen Energy
International Journal of Hydrogen Energy, Elsevier, 2020, 45 (38), pp.19642-19663. ⟨10.1016/j.ijhydene.2020.05.026⟩

In spite of significant achievements in alkaline exchange membrane fuel cells (AEMFCs) in recent years, they are still lagging behind proton exchange membrane fuel cells (PEMFCs) due to performance instability. Among the relevant operational paramete

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::01b91cef2d06829ab24d262615364a47
https://doi.org/10.1016/j.ijhydene.2020.05.026

A critical review on thermal conductivity enhancement of graphene-based nanofluids

Autor: Mauricio Pavía, Patrice Estellé, Alexandre Desforges, Khoder Alajami, Brigitte Vigolo

Publikováno v: Advances in Colloid and Interface Science
Advances in Colloid and Interface Science, 2021, 294, pp.102452. ⟨10.1016/j.cis.2021.102452⟩
Advances in Colloid and Interface Science, Elsevier, 2021, pp.102452. ⟨10.1016/j.cis.2021.102452⟩

International audience; Nanofluids which consist of nanoparticles added to conventional fluids (or base fluids) are considered as promising heat transfer fluids. Compared to metal, metal oxide nanoparticles and carbon nanotubes, graphene with its ext

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7917652bd978146904d40e3a5ee9cd5f
https://univ-rennes.hal.science/hal-03250152/document