Tunable Proton Conductivity and Color in a Nonporous Coordination Polymer via Lattice Accommodation to Small Molecules.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced science"
DOI: 10.1002/advs.202102619
Abstract: Nonporous coordination polymers (npCPs) able to accommodate molecules through internal lattice reorganization are uncommon materials with applications in sensing and selective gas adsorption. Proton conduction, extensively studied in the analogue metal-organic frameworks under high-humidity conditions,… read more here.
Keywords: color; coordination; tunable proton; proton conductivity ... See more keywords
Simultaneous improvement of ionic conductivity and oxidative stability of sulfonated poly(ether ether ketone) nanocomposite proton exchange membrane for fuel cell application
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Energy Research"
DOI: 10.1002/er.5094
Abstract: Simultaneous high proton conductivity with high oxidative stability is one of the major concerns in the proton exchange membrane (PEM) preparation. With this perspective, different loadings of the sulfated zirconia‐titania, a binary metal oxide that… read more here.
Keywords: conductivity; proton conductivity; membrane; oxidative stability ... See more keywords
A Maximization of the Proton Conductivity of Sulfonated Poly(Ether Ether Ketone) with Grafted Segments Containing Multiple, Flexible Propanesulfonic Acid Groups.
Sign Up to like & getrecommendations! Published in 2022 at "Macromolecular rapid communications"
DOI: 10.1002/marc.202200926
Abstract: To enhance the proton conductivity of sulfonated poly(ether ether ketone) (SPEEK), proton-conducting groups are required to be covalently connected to SPEEK and form proton-conducting channels. Herein, SPEEK fully grafted with segments containing multiple, flexible propanesulfonic… read more here.
Keywords: proton conductivity; conductivity sulfonated; acid groups; proton ... See more keywords
Super Proton Conductivity Through Control of Hydrogen-Bonding Networks in Flexible Metal-Organic Frameworks.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202301122
Abstract: Metal-organic frameworks (MOFs) have received much attention as a solid-state electrolyte in proton exchange membrane fuel cells. The introduction of proton carriers and functional groups into MOFs can improve the proton conductivity attributed to the… read more here.
Keywords: hydrogen bonding; bonding networks; mil 88b; proton conductivity ... See more keywords
One-step phosphorylation of graphene oxide for the fabrication of nanocomposite membranes with enhanced proton conductivity for fuel cell applications
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-019-01667-5
Abstract: In this work, graphene oxide (GO) was phosphorylated by a novel method and then incorporated into the chitosan (CS) matrix for the fabrication of nanocomposite membranes with enhanced proton conductivity for fuel cell applications. The… read more here.
Keywords: graphene oxide; fuel cell; cell applications; nanocomposite membranes ... See more keywords
Electron and proton transport in wheat exposed to salt stress: is the increase of the thylakoid membrane proton conductivity responsible for decreasing the photosynthetic activity in sensitive genotypes?
Sign Up to like & getrecommendations! Published in 2021 at "Photosynthesis research"
DOI: 10.1007/s11120-021-00853-z
Abstract: Effects of salinity caused by 150 mM NaCl on primary photochemical reactions and some physiological and biochemical parameters (K+/Na+ ratio, soluble sugars, proline, MDA) have been studied in five Triticum aestivum L. genotypes with contrasting salt… read more here.
Keywords: salt; proton; stress; salinity ... See more keywords
Cross-linked sulfonated poly(arylene ether nitrile)s with low swelling and high proton conductivity
Sign Up to like & getrecommendations! Published in 2017 at "Macromolecular Research"
DOI: 10.1007/s13233-017-5164-z
Abstract: A series of cross-linked composite membranes were prepared from sulfonated poly (arylene ether nitrile) (SPEN) and 2, 5-diaminobenzensulfonic acid (DABSA) via a direct cross-linking method aiming to obtain low-swelling and excellent proton conductivity membrane. This… read more here.
Keywords: cross; cross linked; proton conductivity; low swelling ... See more keywords
Intermediate-Temperature Anhydrous High Proton Conductivity Triggered by Dynamic Molecular Migration in Trinuclear Cluster Lattice
Sign Up to like & getrecommendations! Published in 2020 at "Chem"
DOI: 10.1016/j.chempr.2020.06.007
Abstract: Summary Building an efficient and uninterrupted hydrogen-bond network by visualized crystal-structure phase transformation to improve anhydrous proton conductivity and to elucidate the proton-transfer mechanism is desirable but rare. Here, we have discovered a proton conductivity… read more here.
Keywords: molecular migration; dynamic molecular; proton; cluster ... See more keywords
High proton conductivity at low and moderate temperature in a simple family of Prussian blue analogs, divalent transition metal hexacyanocobaltates (III)
Sign Up to like & getrecommendations! Published in 2020 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2020.136959
Abstract: Abstract Proton conductivity behavior was studied in a family of hexacyanocobaltates with divalent transition metals (II), HCCMs. The HCCMs, with molecular formula M3[Co(CN)6]2∙xH2O (where M = Ni, Co, Fe, Mn and Cd), had cubic crystal structures and… read more here.
Keywords: conductivity; proton conductivity; temperature; divalent transition ... See more keywords
Enhancing medium/high temperature proton conductivity of poly(benzimidazole)-based proton exchange membrane via blending with poly(vinyl imidazole-co-vinyl phosphonic acid) copolymer: Proton conductivity-copolymer microstructure relationship
Sign Up to like & getrecommendations! Published in 2020 at "European Polymer Journal"
DOI: 10.1016/j.eurpolymj.2020.109691
Abstract: Abstract To enhance medium/high temperature proton conductivity of poly(benzimidazole) (PBI), phosphoric acid (PA)- doped blend membranes based on the PBI and poly(vinyl imidazole-co-vinyl phosphonic acid) (P(VI/VPA)) copolymer were prepared. The proton donor (acid)- acceptor (base)… read more here.
Keywords: proton conductivity; conductivity; acid; membrane ... See more keywords
Polybenzimidazole based nanocomposite membranes with enhanced proton conductivity for high temperature PEM fuel cells
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2016.04.132
Abstract: Abstract In this study, phosphoric acid doped PBI nanocomposite membranes were prepared by dispersion of various amounts of inorganic nanoparticles in PBI polymer followed by phosphoric acid (H3PO4) doping for high temperature proton exchange membrane… read more here.
Keywords: fuel cells; high temperature; proton; conductivity ... See more keywords