Results 61 to 70 of about 181,675 (301)

Fabrication and development of SPEEK/PVdF-HFP/SiO2 proton exchange membrane for microbial fuel cell application

open access: yesChemical Engineering Journal Advances, 2023
This study presents the potential of sulfonated poly (ether-ether-ketone)/ poly (vinylidene fluorideco-hexafluoro propylene)/SiO2 (SPEEK/PVdF-HFP/SiO2) composite proton exchange membrane for the use of microbial fuel cell.
Jagdeep Kumar Nayak   +2 more
doaj   +1 more source

QM/MM Dynamics of Proton Transport in Chitosan/Phosphotungstic Acid Composite Membrane for Direct Methanol Fuel Cell [PDF]

open access: yes, 2015
The aim of this research is to study proton transport in DMFC using chitosan/phosphotungstic acid (CS/PWA) composite membrane as Proton Exchange Membrane (PEM). Model of proton transport mechanism was proposed in order to investigate the proton transport
Sundarti, L. W. (Linda)
core  

Strategies for Loading and Releasing Peptide Therapeutics in Biodegradable Carriers

open access: yesAdvanced Functional Materials, EarlyView.
A biodegradable carrier‐based peptide delivery system is a powerful treatment platform for diverse diseases, owing to its superior therapeutic efficacy and low toxicity. This review examines the conventional peptide‐loaded carrier fabrication process and its current limitations.
Wookyoung Jang, Ki Wan Bong
wiley   +1 more source

Development and characterization of sulfonated polysulfone membrane for proton exchange membrane fuel cell (PEMFC) [PDF]

open access: yes, 2004
Sulfonated polysulfone membranes with varying degree of sulfonation have been successfully synthesized by electrophilic substitution via sulfonation process in this study.
Naim, Rosmawati
core  

Combined heat and power using high temperature proton exchange membrane fuel cells for comfort applications [PDF]

open access: yes, 2017
Global concerns about nowadays’ energy shortage problems as well as climate change eects have encouraged alternatives to classical energy sources such as fossil fuels and nuclear power plants.
Batlle Arnau, Carles   +2 more
core   +1 more source

Astrocytes and neurons communicate via a monocarboxylic acid shuttle [PDF]

open access: yes, 2020
Since formulation of the Astrocyte-Neuron Lactate Shuttle (ANLS) hypothesis in 1994, the hypothesis has provoked criticism and debate. Our review does not criticise, but rather integrates experimental data characterizing proton-linked monocarboxylate ...
Cottrell, Graeme S., Roosterman, Dirk
core   +1 more source

Receptor‐Free Identification of Toxic Gases Enabled by Hygroscopic Aqueous Salt Films

open access: yesAdvanced Functional Materials, EarlyView.
Water as a gas sensor coating sounds impossible—until it stops evaporating. Here, hygroscopic salt solutions (LiCl, LiBr, H3PO4) form non‐drying aqueous films on CNT chemiresistors under ambient air. Gases partition into these liquid layers, sometimes transforming into water, and generate salt‐specific resistance fingerprints across a four‐channel ...
Seongwoo Lee   +5 more
wiley   +1 more source

Enhancing the Power Generation and COD Removal of Microbial Fuel Cell with ZrP-modified Proton Exchange Membrane

open access: yesInternational Journal of Electrochemical Science, 2018
An experimental system consisting of a dual chamber microbial fuel cell was constructed using simulated molasses wastewater as the anode substrate, carbon felt as the electrodes, Nafion membrane or modified Nafion membrane as proton exchange membrane ...
Liping Fan, Lulu Zhang
doaj   +1 more source

Engineering Strategies for Stable and Long‐Life Alkaline Zinc‐Based Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Alkaline zinc‐based flow batteries face persistent challenges from unstable zinc deposition, including dendrite growth, passivation, corrosion, and hydrogen evolution, which severely limit cycling stability. Current research addresses these issues through coordinated electrode structuring, electrolyte regulation, and membrane design to control zinc ...
Yuran Bai   +6 more
wiley   +1 more source

Hydrogen-oxygen proton-exchange membrane fuel cells and electrolyzers [PDF]

open access: yes
Hydrogen-oxygen solid polymer electrolyte (SPE) fuel cells and SPE electrolyzers (products of Hamilton Standard) both use a Proton-Exchange Membrane (PEM) as the sole electrolyte. These solid electrolyte devices have been under continuous development for
Baldwin, R.   +4 more
core   +4 more sources

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