Results 51 to 60 of about 1,449,738 (198)

Graphene based sulfonated polyvinyl alcohol hydrogel nanocomposite for flexible supercapacitors

open access: yesJournal of Electrochemical Science and Engineering, 2021
Graphene based sulfonated polyvinyl alcohol (PVA) hydrogel was synthesized and its performance as nanocomposite gel polymer electrolyte was investigated for application in quasi solid-state flexible supercapacitors.
Subhakaran Singh Rajaputra   +3 more
doaj   +1 more source

Modulating physicochemical interfaces enables li-rich oxides based ceramic solid-state li batteries under ambient conditions

open access: yesNature Communications
Li-rich layered oxides exhibit promising potential applications in high-energy-density solid-state lithium metal batteries. Nevertheless, the strong oxidative oxygen species generate at high voltage, which poses great challenges to positive electrode ...
Xinchao Hu   +16 more
doaj   +1 more source

Electrochemical Studies on Cellulose Acetate-LiBOB Polymer Gel Electrolytes

open access: yesInternational Journal of Electrochemical Science, 2013
Liquid electrolytes were prepared by dissolving different amounts of lithium bis(oxalato) borate (LiBOB) in γ-butyrolactone (GBL) solvents. Upon addition of 0.8 M LiBOB in GBL solvent, this liquid electrolyte showed room temperature ionic conductivity of
S.Z.Z. Abidin   +3 more
doaj   +1 more source

Gel Diffusiophoresis of a Spherical Colloidal Particle

open access: yesFluids
A theoretical framework is established for the gel diffusiophoresis of a spherical colloidal particle moving through an uncharged dilute porous polymer gel medium when an electrolyte concentration gradient field is applied.
Hiroyuki Ohshima
doaj   +1 more source

A Self-Healing Ionic Liquid-Based Ionically Cross-Linked Gel Polymer Electrolyte for Electrochromic Devices

open access: yes, 2021
An ionic liquid-based ionically cross-linked gel polymer electrolyte (GPE-ILs) was successfully synthesized using acrylic acid, 2-diethylaminoethyl methacrylate, methyl methacrylate, and ionic liquids.
Guixia Zhang   +8 more
core   +1 more source

The Influences of 1-Butyl-3-Methylimidazolium Tetrafluoroborate on Electrochemical, Thermal and Structural Studies as Ionic Liquid Gel Polymer Electrolyte

open access: yes, 2021
After decades of development, ionic liquid gel polymer electrolytes (ILGPEs) are currently experiencing a renaissance as a promising electrolyte to be used in electrochemical devices.
Jamilah Karim   +7 more
core   +1 more source

Effect of hBN on Response Times of PEO-Based Electrochromic Devices

open access: yesJournal of the Turkish Chemical Society Section B: Chemical Engineering
In this study, all solid state electrochromic devices (ECDs) without plasticizer such as propylene carbonate were fabricated by sol-gel spin coating method.
Özge Akpınar Sarıhan   +2 more
doaj   +1 more source

Polymer electrolyte membrane durability - local degradation at pinholes

open access: yes, 2013
Membrane defects are a frequent failure mode of polymer electrolyte fuel cells. To understand the degradation mechanisms at defects, small pinholes are implemented artificially in membranes and their evolution is monitored during accelerated stress tests
Kreitmeier, S. (author)   +2 more
core   +1 more source

Study of poly(organic palygorskite‐methyl methacrylate)/poly(ethylene oxide) blended gel polymer electrolyte for lithium‐ion batteries

open access: yes, 2020
In this study, the composite polymer was prepared by blending poly(ethylene oxide) (PEO) and POPM (the copolymer of methyl methacrylate [MMA] and organically modified palygorskite), and then the composite polymer based membrane was obtained by phase ...
Yuan, Ge   +11 more
core   +1 more source

Spectroscopic investigations of solvent assisted Li-ion transport decoupled from polymer in a gel polymer electrolyte

open access: yes, 2022
We present here a gel polymer electrolyte, where the Li+-ion transport is completely decoupled from the polymer host solvation and dynamics. A free-standing gel polymer electrolyte with a high volume content (nearly 60%) of xM LiTFSI in G4 (tetraglyme ...
Deb, Debalina   +9 more
core   +1 more source

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