Results 1 to 10 of about 473,617 (281)

Isotherm and Kinetic Adsorption of Cadmium (Cd) onto Biosorbent Made from Kepok Banana Peel (Musa Acuminata balbisian): The Effect of Activator Type and Biosorbent Dosage

open access: yesAceh International Journal of Science and Technology, 2023
The present study determined the isotherm and kinetics model of the cadmium adsorption process onto a biosorbent made from kepok banana peel (Musa Acuminata balbisian).
Lia Cundari*   +3 more
doaj   +1 more source

A simplified modeling procedure for adsorption at varying pH conditions using the modified Langmuir–Freundlich isotherm

open access: yesApplied Water Science, 2022
Analytical isotherm models such as Langmuir isotherm, Freundlich isotherm, and other linear isotherms are commonly used for modeling adsorption datasets for a wide range of adsorption studies. Most of these studies consider pH to be fixed. However, pH is
Sharon K. Pereira   +3 more
semanticscholar   +1 more source

LANGMUIR ISOTHERM: KINETIC AND EQUILIBRIUM CONSIDERATIONS [PDF]

open access: yesPeriódico Tchê Química, 2019
Adsorption processes present increasing applications in the most diverse matrices of systems. In this scenario the Langmuir isotherm has highlight and importance. Although it is the simplest isotherm model, in most adsorption studies it is considered, since it is the basis for the formulation of almost all other models proposed in literature. Thus the
Douglas Azevedo CASTRO   +2 more
openaire   +1 more source

Removal of Heavy Metals (Fe, Mn and Cd) from Aqueous Solutions by Natural Zeolite and FeS Media

open access: yes대한환경공학회지, 2021
Objectives:The adsorption characteristics of Fe, Cd, and Mn in aqueous solution using zeolite and FeS media were investigated by the adsorption isotherm and kinetic model analysis. Methods:The adsorption characteristics of the heavy metals (Fe, Mn, Cd)
Sung-kyu Choi   +3 more
doaj   +1 more source

Isotherm investigation for the sorption of fluoride onto Bio-F: comparison of linear and non-linear regression method

open access: yesApplied Water Science, 2017
A comparison of the linear and non-linear regression method in selecting the optimum isotherm among three most commonly used adsorption isotherms (Langmuir, Freundlich, and Redlich–Peterson) was made to the experimental data of fluoride (F) sorption onto
Manish Yadav, Nitin Kumar Singh
doaj   +1 more source

Numerical modelling on sorption kinetics of nitrogen species in wastewater-applied agricultural field

open access: yesApplied Water Science, 2018
A one-dimensional numerical model is developed to simulate the nitrogen species in wastewater-applied agricultural field to investigate the effect of various isotherms of ammonium nitrogen and nitrate nitrogen.
M. Berlin, G. Suresh Kumar
doaj   +1 more source

Isotherm study of crystal violet on activated carbon synthesized from millet stover

open access: yesЖурнал інженерних наук, 2022
Continuous release of synthetic dyes from industrial effluent into surface water poses a huge environmental threat and health hazard to humans and aquatic life.
Salahudeen N., Abubakar M.
doaj   +1 more source

Modeling of Experimental Adsorption Isotherm Data

open access: yesInformation, 2015
Adsorption is considered to be one of the most effective technologies widely used in global environmental protection areas. Modeling of experimental adsorption isotherm data is an essential way for predicting the mechanisms of adsorption, which will lead
Xunjun Chen
doaj   +1 more source

A Biosorption of Mercury from Wastewater Using Isolated Aspergillus Sp. Modified 1,10-Phenanthroline: Hill Isotherm Model

open access: yesScience Journal of University of Zakho, 2017
Equilibrium biosorption of mercury (II) onto new developed biosorbent (1,10-phenanthroline-graft- cell/Filamentous fungi) in both free, immobilized and dead cell were investigated. The product was characterized by Fourier transform infrared spectroscopy (
Shameran J. Salih   +2 more
doaj   +1 more source

Adsorção de fósforo em frações argila na presença de ácido fúlvico Phosphorus adsorption by clay fractions in the presence of fulvic acid

open access: yesRevista Brasileira de Ciência do Solo, 2010
Os ácidos orgânicos podem ser adsorvidos aos coloides do solo, favorecendo maior disponibilidade de P às plantas. Por meio de isotermas, avaliou-se a influência de ácido fúlvico (AF) sobre a adsorção de P na fração argila de dois Latossolos Vermelhos ...
Raphael Maia Aveiro Cessa   +4 more
doaj   +1 more source

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