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Open AccessJournal ArticleDOI

Adsorption of congo red and methylene blue dyes on an ashitaba waste and a walnut shell-based activated carbon from aqueous solutions: Experiments, characterization and physical interpretations

TLDR
In this article, the adsorption of congo red and methylene blue dyes in aqueous solution were characterized via XRD, FTIR and SEM techniques and the dye isotherms at three temperatures were quantified.
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This article is published in Chemical Engineering Journal.The article was published on 2020-05-15 and is currently open access. It has received 287 citations till now. The article focuses on the topics: Adsorption & Activated carbon.

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Effective adsorption of dyes on an activated carbon prepared from carboxymethyl cellulose: Experiments, characterization and advanced modelling

TL;DR: In this article, an activated carbon with a high surface area and outstanding adsorption properties was prepared for dye removal from water, which was obtained from the chemical activation and pyrolysis of sodium carboxymethyl cellulose.
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Congo red dye removal from aqueous environment by cationic surfactant modified-biomass derived carbon: Equilibrium, kinetic, and thermodynamic modeling, and forecasting via artificial neural network approach

TL;DR: In this article , the effects of pH, initial dye concentration, temperature, and contact duration on the biosorption capacity were investigated and optimized by batch experimental process, followed by the kinetics, equilibrium, and thermodynamics of biosorsorption were modeled.
Journal ArticleDOI

Adsorption of methylene blue from aqueous solution on activated carbons and composite prepared from an agricultural waste biomass: A comparative study by experimental and advanced modeling analysis

TL;DR: In this article , the surface chemistry of activated carbons and MOF-based composite was characterized with different analytical techniques and results were used to analyze the corresponding adsorption interactions.
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Selective adsorption of Pb2+ and Cu2+ on amino-modified attapulgite: Kinetic, thermal dynamic and DFT studies

TL;DR: Adsorption experiments and theoretical calculations revealed that due to the stability of Pb2+ adsorption on M-ATP, Pb 2+ is more readily adsorbed by M- ATP, and it is difficult for Cu2+ to exchange P b2+ from M-atP.
References
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Journal ArticleDOI

Dye and its removal from aqueous solution by adsorption: A review

TL;DR: An extensive list of various adsorbents such as natural materials, waste materials from industry, agricultural by-products, and biomass based activated carbon in the removal of various dyes has been compiled here.
Journal ArticleDOI

Physical Adsorption Characterization of Nanoporous Materials

TL;DR: In this article, the major underlying mechanisms associated with the adsorption, pore condensation and hysteresis behavior of fluids in micro-mesoporous materials are reviewed and their significance for advanced physical adorption characterization is discussed.
Journal ArticleDOI

Role of nanomaterials in water treatment applications: a review.

TL;DR: In this article, various nanomaterials have been reviewed which have been used for water decontamination and a review has been given on adsorption, photocatalytic and antibacterial activity of nanommaterials.
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Activated carbon from jackfruit peel waste by H3PO4 chemical activation: Pore structure and surface chemistry characterization

TL;DR: In this paper, the effects of activation temperature and impregnation ratio on the pore structure and surface chemistry of activated carbons derived from jackfruit peel with chemical activation method using phosphoric acid as activating agent were studied.
Journal ArticleDOI

Qualitative and quantitative analysis of lignocellulosic biomass using infrared techniques: A mini-review

TL;DR: In this article, the progress and applications of infrared techniques in biomass study, and compares the infrared and the wet chemical methods for composition analysis, are summarized and compared, in addition to reviewing recent studies of biomass structure and composition.
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Q1. What contributions have the authors mentioned in the paper "Adsorption of congo red and methylene blue dyes on an ashitaba waste and a walnut shell-based activated carbon from aqueous solutions: experiments, characterization and physical interpretations" ?

Activated carbons were prepared from ashitaba waste and a walnut shell to study the adsorption mechanism of congo red and methylene blue dyes in aqueous solution.