Results 11 to 20 of about 41,957 (229)

A Prominent Streptomyces sp. Biomass-Based Biosorption of Zinc (II) and Lead (II) from Aqueous Solutions: Isotherm and Kinetic

open access: yesSeparations, 2023
Traditional freshwater sources have been over-abstracted in the worldwide crisis of water scarcity. Effluents have extremely high amounts of Zn2+ and Pb2+, according to an investigation of wastewater samples taken from several industrial zones.
Sheetal Kumari   +9 more
doaj   +1 more source

Removal of Nickel (II) ions from Aqueous Solutions Using Chicken Feather Nanoparticles: Study of Kinetic, Isotherm and Thermodynamic Models [PDF]

open access: yesمحیط زیست و مهندسی آب, 2021
Nickel is highly toxic and directly associate with health risk such as damage to kidney, liver and central nervous system. This study evaluated the potential of a chicken feather for the removal of nickel from aqueous solutions.
Hassan Rezaei, Sanaz Naseri
doaj   +1 more source

Removal of Boron from aqueous solutions by adsorption using fly ash, zeolite and demineralized lignite [PDF]

open access: yes, 2009
In the present study for the purpose of removal of boron from water by adsorption using adsorbents like fly ash, natural zeolite and demineralized lignite was investigated.
Yuksel, Seren   +3 more
core   +2 more sources

Kinetic study of adsorption and photo-decolorization of Reactive Red 198 on TiO2 surface [PDF]

open access: yes, 2009
Recycling and reuse of wastewater after purification will reduce the environmental pollution as well as fulfill the increasing demand of water. Adsorption-based water treatment process is very popular for dye-house wastewater treatment. The present study
Bandyopadhyay, S.   +5 more
core   +1 more source

Adsorption of phenol/tyrosol from aqueous solutions on macro-reticular aromatic and macro-porous polystyrene cross-linked with divinylbenzene polymeric resins [PDF]

open access: yes, 2011
The current work aims at separating by adsorption of low-molecular-weight organic compounds in a nanofiltration concentrate of the olive mill wastewaters. The experimental investigations on adsorption of phenol/tyrosol in single and binary systems were
Njimou, Jacques R.   +6 more
core   +4 more sources

Iraqi porcelanite Rocks for Efficient Removal of Safranin Dye from Aqueous Solution

open access: yesمجلة بغداد للعلوم, 2023
This research includes a study of the ability of Iraqi porcelanite rocks powder to remove the basic Safranine dye from its aqueous process by adsorption.
Eman Talib Kareem   +2 more
doaj   +1 more source

Factors affecting Hg (II) adsorption in soils from the Rio Negro basin (Amazon)

open access: yesQuímica Nova, 2005
Mercury (II) adsorption studies in top soils (top 10 cm) from the Rio Negro basin show this process depends strongly on some selected parameters of the aqueous phase in contact with the soils.
Patricia Miretzky   +3 more
doaj   +1 more source

Adsorption of 3-chloroaniline on potato skin in aqueous solution [PDF]

open access: yes, 2016
The adsorption behaviour of aromatic amine 3-chloroaniline (3-CA) from aqueous solution on fresh potato skin was investigated. A series of batch experiments were conducted under different experimental conditions of contact time, 3-chloroaniline ...
Duncan, H.J.   +2 more
core   +3 more sources

Impact of methane adsorption on tight rock permeability measurements using pulse-decay

open access: yesPetroleum, 2019
The permeability of the rock is usually measured by the injection of gas using Darcy's flow model (pulse-decay). For oil formations, helium and nitrogen are the most common gases used to measure the permeability of the rock.
Mohamed Mahmoud   +5 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

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