Results 1 to 10 of about 61,156 (120)

How the electrochemical impedance spectroscopy can deepen the understanding of supercapacitor performance

Хімія, фізика та технологія поверхні, 2022
Electrochemical impedance spectroscopy has been used for the characterization of electric double layer capacitors also known as supercapacitors. Specific surface area and pore size distribution for supercapacitor electrode materials and the results of ...
S. O. Zelinskyi, N. G. Stryzhakova, O. V. Gozhenko, Y. A. Maletin   +3 more
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ZrBDC-Based Functional Adsorbents for Small-Scale Methane Storage Systems

Adsorption Science & Technology, 2022
Metal-organic frameworks (MOF), potentially porous coordination structures, are envisioned for adsorption-based natural gas (ANG) storage, including mobile applications.
Olga V. Solovtsova, Ilya E. Men’shchikov, Andrey V. Shkolin, Anatoly A. Fomkin, Elena V. Khozina, Andrey A. Shiryaev   +5 more
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Combination of surface with bulk: hybrids of supercapacitors with Li-ion batteries

Хімія, фізика та технологія поверхні, 2023
As it turns out, the right combination of Li-ion and supercapacitor ingredients in both the positive and negative electrodes, as well as in the electrolyte, can significantly improve the characteristics of such a hybridized power supply as compared with
Y. A. Maletin, S. I. Chernukhin, N. G. Stryzhakova, S. G. Kozachkov   +3 more
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Porous Structure Influence of Coconut Carbon Sorbents and Acidity on the Sorption of Some Biologically Active Organic Compounds

Фізика і хімія твердого тіла, 2020
The paper investigates the regulation of the hydrophobicity of KARBON™ carbon adsorbents by restoring its surface during heat treatment in argon and hydrogen, as well as oxidizing it with nitric acid.
I.A. Farbun, V.A. Trykhlib
doaj   +1 more source

The Effect of High-Energy Ball Milling of Montmorillonite for Adsorptive Removal of Cesium, Strontium, and Uranium Ions from Aqueous Solution

Eng, 2023
Clay minerals are widely used to treat groundwater and surface water containing radionuclides. In our study, the method of mechanochemical activation for increasing the sorption capacity of the natural clay mineral montmorillonite was used.
Iryna Kovalchuk, Oleg Zakutevskyy, Volodymyr Sydorchuk, Olena Diyuk, Andrey Lakhnik   +4 more
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Porous structure and adsorption properties of magnesium silicates synthesized by three routes

Хімія, фізика та технологія поверхні, 2023
The aim of presented work was to synthesize the ecologically friendly sorbents using low cost reagents based on magnesium silicates by precipitation, hydrothermal and sol-gel methods.
M. V. Kravchenko, L. S. Kuznetsova, A. V. Terebilenko, M. M. Tsyba, I. V. Romanova   +4 more
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ON THE POSSIBILITY OF USING CARBON ENTEROSORBENTS TO NORMALIZE CHOLESTEROL METABOLISM [PDF]

Biotechnologia Acta, 2021
The creation of effective drugs for the prevention and treatment of atherosclerosis is one of the urgent interdisciplinary tasks for modern chemistry and pharmacology.
N. V. Sych, L. I. Kotyns’ka, V. M. Vikarchuk, I. A. Farbun   +3 more
doaj  

Carbon Adsorbents and Catalysts Produced from Worked out Gas Mask Cartridges

Eurasian Chemico-Technological Journal, 2005
It is offered here the procedure of utilization of gas mask or respirator charge when operation term is expired. This technique enables to get not only high quality active carbon but also its oxidized variety that has properties of polyfunctional ...
N. T. Kartel, S. S. Stavitskaya, S. V. Zhuravsky, V. V. Strelko   +3 more
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Obtaining of zirconium silicate materials of aerogel type from aqueous solutions of Na₂SiO₃ and ZrOCl₂ salts

Хімія, фізика та технологія поверхні, 2020
Aerogels are gels in which the liquid phase is completely replaced by a gaseous one. They form a new class of solids with a very low density, a large specific surface area and high porosity, which opens up wide possibilities for their practical ...
M. V. Kravchenko, A. V. Redkina, N. D. Konovalova   +2 more
doaj   +1 more source

Cation-containing active carbons as photocatalysts for dyes degradation

Хімія, фізика та технологія поверхні, 2017
We have oxidized commercial coconut-shell-based activated carbon Aquacarb 607C with nitric acid. Prepared oxidized active carbon has micro-mesoporous structure and contains surface carboxyl and phenol/enol groups.
V. V. Sydorchuk, S. V. Khalameida, O. I. Poddubnaya, M. M. Tsyba, A. M. Puziy   +4 more
doaj   +1 more source