Effects of the Polymer Amount and pH on Proton Transport in Mesopores
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.202202456
Abstract: Proton exchange membranes (PEMs) have various applications, such as in electrolysis technology for hydrogen generation, vanadium flow batteries for energy storage, and fuel cells for energy conversion. To increase PEM performance and expand the range… read more here.
Keywords: proton transport; transport; amount proton; polymer amount ... See more keywords
Modulating the Proton‐Conducting Lanes in Spinel ZnMn2O4 through Off‐Stoichiometry
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Energy Materials"
DOI: 10.1002/aenm.202203915
Abstract: The intercalation of protons represents a notable component for energy storage in aqueous zinc‐ion batteries. However, the mechanism of proton transport in metal oxide cathodes, especially related to how the cation distribution modulates the proton‐conducting… read more here.
Keywords: proton transport; proton conducting; stoichiometry; conducting lanes ... See more keywords
Graphene oxide and sulfonated-derivative: Proton transport properties and electrochemical behavior of Nafion-based nanocomposites
Sign Up to like & getrecommendations! Published in 2019 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2018.11.190
Abstract: Abstract An organo sulfonated-derivative (sGO) of the graphene oxide (GO) was synthesized using a basically new approach. NMR investigations (13C-MAS, PFG, relaxation) highlighted the structural and composition changes of the carbon surfaces subsequent to GO… read more here.
Keywords: proton transport; proton; graphene oxide; sgo ... See more keywords
Doping proton transport channels in poly-electrolyte membranes with high acidic site density polymers
Sign Up to like & getrecommendations! Published in 2017 at "European Polymer Journal"
DOI: 10.1016/j.eurpolymj.2017.09.040
Abstract: Abstract The phase separated pore morphology of H1−xDx blends composed of host (H) and dopant (D) polymers in the presence of water is modeled by means of dissipative particle dynamics. H polymers contain a backbone… read more here.
Keywords: host dopant; doping proton; electrolyte membranes; poly electrolyte ... See more keywords
Ionic (Proton) transport and molecular interaction of ionic Liquid–PBI blends for the use as electrolyte membranes
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2021.116964
Abstract: Abstract Protic ionic liquids (PILs) are discussed as new candidates for the use as non-aqueous electrolytes for fuel cells operating at temperatures above 80 °C. The molecular interactions in Diethylmethylammonium triflate ([Dema][TfO]) doped polybenzimidazole (PBI) blend… read more here.
Keywords: ionic proton; transport; proton transport; liquid ... See more keywords
Impact of the Composition of Alcohol/Water Dispersion on the Proton Transport and Morphology of Cast Perfluorinated Sulfonic Acid Ionomer Thin Films
Sign Up to like & getrecommendations! Published in 2021 at "ACS Omega"
DOI: 10.1021/acsomega.1c00607
Abstract: The dispersion of perfluorinated sulfonic acid ionomers in catalyst inks is an important factor that controls the performance of catalyst layers in membrane electrode assemblies of polymer electrolyte fuel cells. Herein, the effects of water/alcohol… read more here.
Keywords: thin films; water; proton transport; dispersion ... See more keywords
Anhydrous Proton Transport within Phosphonic Acid Layers in Monodisperse Telechelic Polyethylenes.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.1c08031
Abstract: Polymers bearing phosphonic acid groups have been proposed as anhydrous proton-conducting membranes at elevated operating temperatures for applications in fuel cells. However, the synthesis of phosphonated polymers and the control over the nanostructure of such… read more here.
Keywords: anhydrous proton; acid groups; proton transport; phosphonic acid ... See more keywords
Giant photoeffect in proton transport through graphene membranes
Sign Up to like & getrecommendations! Published in 2018 at "Nature Nanotechnology"
DOI: 10.1038/s41565-017-0051-5
Abstract: Graphene has recently been shown to be permeable to thermal protons1, the nuclei of hydrogen atoms, which sparked interest in its use as a proton-conducting membrane in relevant technologies1–4. However, the influence of light on… read more here.
Keywords: giant photoeffect; transport; proton; proton transport ... See more keywords
Proton Transport in Aluminum-Substituted Mesoporous Silica Channel-Embedded High-Temperature Anhydrous Proton-Exchange Membrane Fuel Cells
Sign Up to like & getrecommendations! Published in 2020 at "Scientific Reports"
DOI: 10.1038/s41598-020-66935-5
Abstract: Polymer composite membrane technology is promising for enhancing the performance of membrane electrode assemblies for high-temperature fuel cells. In this study, we developed a novel anhydrous proton-exchange polybenzimidazole ( m -PBI) composite membrane using Al-substituted… read more here.
Keywords: high temperature; proton; proton transport; fuel ... See more keywords
Amorphous-to-crystalline transformation toward controllable synthesis of fibrous covalent organic frameworks enabling promotion of proton transport.
Sign Up to like & getrecommendations! Published in 2018 at "Chemical communications"
DOI: 10.1039/c8cc08590k
Abstract: Reversible imine exchange is adopted to molecularly re-arrange polyazomethine-based amorphous fibers into covalent organic frameworks (COFs) retaining pristine fibrous characters with periodic and oriented micropore channels. Such fibrous COFs can immobilize the assembled Nafion to… read more here.
Keywords: proton; proton transport; amorphous crystalline; organic frameworks ... See more keywords
Oxygen-Ion and Proton Transport of Origin and Ca-Doped La2ZnNdO5.5 Materials
Sign Up to like & getrecommendations! Published in 2023 at "Inorganics"
DOI: 10.3390/inorganics11050196
Abstract: Oxygen-ionic and proton-conducting oxides are widely studied materials for their application in various electrochemical devices such as solid oxide fuel cells and electrolyzers. Rare earth oxides are known as a class of ionic conductors. In… read more here.
Keywords: oxygen ion; proton transport; origin doped; transport origin ... See more keywords