نتایج جستجو برای: electrolyte concentration

تعداد نتایج: 404198  

Journal: :Science China. Materials 2022

High-concentration electrolytes are considered a promising tool for widening stable electrochemical windows and enhancing the performance of aqueous batteries. However, their high cost, viscosity, low conductivity remain thorny issues. Because special Grotthuss mechanism protons in water, proton batteries can use low-concentration electrolyte to obtain sufficient kinetic performance. Herein, we...

2004
Rajiv Bharadwaj Juan G. Santiago

In field amplified sample stacking (FASS), the sample solution is typically prepared in low conductivity buffer or DI water, so that sample ion concentration can be on the order of the buffer ion concentration. Under these conditions, sample ions can strongly affect conductivity gradients and this leads to nonlinear dispersive effects due to electromigration. We have developed a model to invest...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1963
L C Kenausis E C Evers C A Kraus

The properties of electrolyte solutions are determined by the size, structure, and constitution of the ions of the electrolyte on the one hand and on the size, structure, and constitution of the solvent molecules on the other. The observed properties also depend on the independent variables: concentration, temperature, and pressure. Unless the dependence of the properties on the independent var...

2013
M. N. Chai M. I. N. Isa

Biopolymer electrolyte based on carboxymethyl cellulose has been prepared by doping with different concentration of oleic acid via solution casting technique. Fourier Transform Infrared spectroscopy was used to study the complexation between the salt and polymer. New peak was observed at 1710, 2850, 2920 cm. X-ray diffraction study reveals the amorphous nature of the biopolymer electrolyte. Imp...

2009
A Giribabu Sadineni Rama Rao

Performance criteria namely Material Removal Rate (MRR), Surface Roughness (SR) and Radial Over Cut (ROC) in electrochemical machining process greatly affected by the machining parameters like electrical parameters, electrode parameters, electrolyte parameters and workpiece properties. In the present work applied voltage (electrical parameter), tool feed rate (electrode parameter), electrolyte ...

Due to the importance of nanoparticles stability in industrial applications, in this research, stability of laponite nanoparticles dispersions containing different concentrations of sodium sulfonated polyacrylamide (SPA) was investigated in electrolyte media for oil reservoirs applications. In this regard, effect of parameters such as polymer concentration, temperature, and ionic strength were ...

2018
Ying Wu Jixiao Wang Bin Ou Song Zhao Zhi Wang Shichang Wang

Electrochemical polymerization of aniline is one of the most promising methods to prepare polyaniline (PANI) materials. However, during this process, the electrolyte solution must be replaced after electropolymerization of a certain time because of the generation and the accumulation of the by-products, which have significant effects on the morphology, purity and properties of PANI products. Tr...

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