Theoretical Study of Fractal-Like Kinetics of Adsorption

In this study, the kinetics of adsorption on the solid surfaces has been studied. Based on the Langmuir rate equation and a fractal-like kinetic model, a new rate equation has been derived. As a proof of concept, we investigated the applicability of the new equation by describing experimental data o...

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Main Authors: Hadis Bashiri, Adele Shajari
Format: Article
Language:English
Published: SAGE Publishing 2014-08-01
Series:Adsorption Science & Technology
Online Access:https://doi.org/10.1260/0263-6174.32.8.623
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author Hadis Bashiri
Adele Shajari
author_facet Hadis Bashiri
Adele Shajari
author_sort Hadis Bashiri
collection DOAJ
description In this study, the kinetics of adsorption on the solid surfaces has been studied. Based on the Langmuir rate equation and a fractal-like kinetic model, a new rate equation has been derived. As a proof of concept, we investigated the applicability of the new equation by describing experimental data of adsorption on graphene. The fitting of the obtained equation was compared with fractal-like rate equation of Azizian. In addition, we also compared the newly derived equation with some of the common rate equations such as the Langmuir, pseudo-first-order and pseudo-second-order equations. Our results show that the newly derived equation is superior for describing the kinetic data compared with the aforementioned equations.
format Article
id doaj-art-5c9ec7e5feeb40b3b187f3b37c95dcbf
institution Kabale University
issn 0263-6174
2048-4038
language English
publishDate 2014-08-01
publisher SAGE Publishing
record_format Article
series Adsorption Science & Technology
spelling doaj-art-5c9ec7e5feeb40b3b187f3b37c95dcbf2025-01-02T22:37:55ZengSAGE PublishingAdsorption Science & Technology0263-61742048-40382014-08-013210.1260/0263-6174.32.8.623Theoretical Study of Fractal-Like Kinetics of AdsorptionHadis BashiriAdele ShajariIn this study, the kinetics of adsorption on the solid surfaces has been studied. Based on the Langmuir rate equation and a fractal-like kinetic model, a new rate equation has been derived. As a proof of concept, we investigated the applicability of the new equation by describing experimental data of adsorption on graphene. The fitting of the obtained equation was compared with fractal-like rate equation of Azizian. In addition, we also compared the newly derived equation with some of the common rate equations such as the Langmuir, pseudo-first-order and pseudo-second-order equations. Our results show that the newly derived equation is superior for describing the kinetic data compared with the aforementioned equations.https://doi.org/10.1260/0263-6174.32.8.623
spellingShingle Hadis Bashiri
Adele Shajari
Theoretical Study of Fractal-Like Kinetics of Adsorption
Adsorption Science & Technology
title Theoretical Study of Fractal-Like Kinetics of Adsorption
title_full Theoretical Study of Fractal-Like Kinetics of Adsorption
title_fullStr Theoretical Study of Fractal-Like Kinetics of Adsorption
title_full_unstemmed Theoretical Study of Fractal-Like Kinetics of Adsorption
title_short Theoretical Study of Fractal-Like Kinetics of Adsorption
title_sort theoretical study of fractal like kinetics of adsorption
url https://doi.org/10.1260/0263-6174.32.8.623
work_keys_str_mv AT hadisbashiri theoreticalstudyoffractallikekineticsofadsorption
AT adeleshajari theoreticalstudyoffractallikekineticsofadsorption