Results 61 to 70 of about 36,273 (305)

One-step Fabrication of a New Carbon Paste Electrode for Dopamine, Ascorbic acid and Uric acid determination in Serum

open access: yesInternational Journal of Electrochemical Science, 2015
The carbon paste electrode is electrocatalytically active for dopamine, ascorbic acid and uric acid oxidation. The electrocatalytic oxidation current is developed from the anodic peak of the redox couple. Electrochemical impedance spectroscopy is applied
Ying Li   +4 more
doaj   +1 more source

Two fabricated carbon paste electrodes for novel potentiometric determination of probenecid in dosage form and human plasma

open access: yesScientific Reports, 2022
Solid contact ion selective electrodes are extensively utilized owing to their marvelous performance over traditional liquid contact ones. The main drawback of those solid contact electrodes is aqueous layer formation which affects their constancy ...
Mahmoud A. Tantawy   +3 more
doaj   +1 more source

Imprinted Zeolite Modified Carbon Paste Electrode as A Selective Potentiometric Sensor for Blood Glucose [PDF]

open access: yes, 2019
Imprinted zeolite modified carbon paste electrode as a potentiometric sensor for glucose analysis in blood serum sample has been developed. In this study, the type of used zeolite was TS-1.
Herwin Predianto, .-   +5 more
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Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

Determinação eletroanalítica de compostos fenólicos utilizando um eletrodo de pasta de carbono modificado com poli(vinilpirrolidona) [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Química, Florianópolis, 2014.Abstract : A carbon paste electrode modified with poly (vinylpyrrolidone) polymer was ...
Piovesan, Jamille Valéria
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Active Corrosion Protection of Sintered AA7075 Aluminum Alloy via Mn Powder Addition

open access: yesAdvanced Engineering Materials, EarlyView.
AA7075 containing Mn‐rich particles is fabricated via spark plasma sintering using AA7075 and Mn powders. Corrosion resistance is evaluated through dip‐and‐dry tests using 0.1 M NaCl (pH 6.0), and mass loss decreases with increasing Mn addition. Mn‐rich particles function as a source of Mn ions, and formation of Mn‐accumulation films on Cu‐containing ...
Ko Ebina, Masashi Nishimoto, Izumi Muto
wiley   +1 more source

Determination of Midazolam by Potentiometric PVC membrane and MWCNTs based Carbon Paste Sensors

open access: yesInternational Journal of Electrochemical Science, 2012
PVC membrane and nano-composite carbon paste potentiometric sensors were made for determination of midazolam in pharmaceutical formulations. The electrodes respond based on ion-exchange mechanism.
Mohammad Reza Ganjali   +2 more
doaj   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

Carbonation of hardened cement pastes: Influence of temperature [PDF]

open access: yesCement and Concrete Research, 2019
Abstract The impact of temperature on carbonation was investigated in laboratory conditions using a device developed for this purpose. Two hardened cement pastes (CEM I and CEM V/A) were tested between 20 °C and 80 °C at different levels of relative humidity (RH).
Drouet, Emeline   +4 more
openaire   +1 more source

Effect of packing density on thermal properties of granular activated carbon packed bed by using of inverse heat conduction method [PDF]

open access: yes, 2014
The ability of granular activated carbon (GAC) to adsorb large mass of refrigerant gases makes it ideal for use in thermal compressor. In order to make thermal compressor economically viable, the size must be reduced and for that reason thermal ...
Tamainot-Telto, Zacharie   +1 more
core  

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