نتایج جستجو برای: temkin

تعداد نتایج: 571  

Journal: :Kemija u Industriji 2021

This study examined adsorption of anionic dye on four zeolitic materials incorporated (VS-1, CuZSM-5) and not into metals (S-1, ZSM-5). The the bromothymol blue (BTB) adsorbents was analysed using isotherm models Langmuir, Freundlich, Temkin. Two kinetic were also applied to process, pseudo-first order pseudo-second order. isothermal data showed good correlation. kinetics better described by mo...

Journal: :Sustainability 2023

Potassium permanganate-modified bamboo biochar (MBB) was used to adsorb manganese from simulated groundwater and its performance compared that of unmodified (BB), activated carbon, greensand. The adsorption kinetics, isotherms, fractions were investigated. Langmuir model the best fit for by MBB BB at maximum capacities 21.277 0.803 mg g−1, respectively. heat Temkin indicated occurs via an ion e...

Journal: :Medical History 1992
Matthew Ramsey

confessed inadequacy of Hippocratic priorities when confronted with the probings of the true philosopher. Yet even in apparent defeat, Hippocrates triumphs, for he has learned from Democritus and, so it is implied, incorporated what he has learned into his medicine. Christianity was, however, different from Greek philosophy. True, in its theology and, largely, in its ethics, Hippocratic medicin...

Journal: :Baghdad Science Journal 2023

Environmentally friendly copper oxide nanoparticles (CuO NPs) were prepared with a green synthesis route via Anchusa strigosa L. Flowers extract. These further characterized by FTIR, XRD and SEM techniques. Removing of Gongo red from water was applied successfully using synthesized CuO NPs which used as an adsorbent material. It validated that the eliminate Congo means adsorption, best efficien...

Removal of Cu(II) from aqueous solution supplies is possible through the process of adsorption. One of these processes involves the preparation of magnetic nanoparticles on activated carbon (AC). Adsorbed coppre ions on the surface of Fe3O4-AC are separated from aqueous solutions using external magnetic fields. In the present study, magnetic nanoparticles were synthesized ...

Journal: :International Journal of Coal Science & Technology 2022

Abstract Carbon sequestration in unmineable coal seams has been proposed as one of the most attractive technologies to mitigate carbon dioxide (CO 2 ) emissions which CO is stored microporous structure matrix an adsorbed state. The adsorption process hence considered more effective methodologies environmental sciences. Thus, isotherm measurements and modelling are key important scientific measu...

Journal: :Materiale Plastice 2021

Cationic dextran hydrogels having pendent 51-59 mol% N-alkyl-N,N-dimethylammonium chloride groups were synthesized and tested as adsorbents for sodium cholate. The bile acid salt sorption by these gels was evaluated equilibrium analysis in water 10 mM NaCl solution. best adsorption results obtained with amphiphilic dextran-based two types of pendant ammonium different polarities. Experimental d...

The present work was carried out to evaluate the removal of p-nitrophenol by adsorption onto olive cake based activated carbon having a BET surface area of 672 m²/g. The batch adsorption experimental results indicated that the equilibrium time for nitrophenol adsorption by olive cake-based activated carbon was 120min. The adsorption data was modeled by equilibrium and kinetic models. The pseudo...

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