Results 21 to 30 of about 177,496 (281)

Study of essential oils adsorption on three phosphate fertilizers [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2018
In this paper, we report the study of essential oils adsorption on three phosphate fertilizers: monoammonium phosphate (MAP), diammonium phosphate (DAP) and triple superphosphate (TSP), with the aim to prepare a bifunctional product which can be used as ...
Benali Nejib   +4 more
doaj   +1 more source

Biowęgiel z pofermentacyjnej pozostałości kukurydzy hybrydowej - tani i wydajny sorbent metali ciężkich [PDF]

open access: yes, 2019
Biochar produced from fermentation residue of maize hybrid was used in untreated form as a sorbent for the removal of Cd(II), Pb(II) and Zn(II) from aqueous solution.
Motyka, Oldřich   +3 more
core   +1 more source

Adsorption Analysis of Fluoride Removal Using Graphene Oxide/Eggshell Adsorbent

open access: yesIndonesian Journal of Chemistry, 2020
Graphene oxide with eggshells (GO/ES) adsorbent has been studied for fluoride ions (F–) removal. An adsorption study was conducted in batch experiments at different adsorption parameters, which are initial F– concentration, contact time, and temperature.
Norhusna Mohamad Nor   +3 more
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

Spreading pressures of water and n-propanol on polymer surfaces [PDF]

open access: yes, 1986
Spreading pressures of water and n-propanol on polytetrafluoroethylene (PTFE), polystyrene (PS), polymethylmethacrylate (PMMA), polycarbonate (PC), and glass are determined from ellipsometrically measured adsorption isotherms by graphical integration ...
Arends, J.   +3 more
core   +4 more sources

On the use of the IAST method for gas separation studies in porous materials with gate-opening behavior

open access: yes, 2018
Highly flexible nanoporous materials, exhibiting for instance gate opening or breathing behavior, are often presented as candidates for separation processes due to their supposed high adsorption selectivity.
Boutin, Anne   +3 more
core   +1 more source

Biosorption of Lead (Pb) Metal using Immobilized Pseudomonas putida: Kinetic Analysis and Langmuir-Freundlich Adsorption Isotherm

open access: yesBerkala Sainstek
Heavy metal Pb(II) contamination in industrial wastewater requires effective and environmentally friendly remediation technologies. This research aims to evaluate biosorbent performance for Pb(II) removal through kinetic and adsorption isotherm analysis.
Khairunnisa   +2 more
doaj   +1 more source

Adsorção de selênio em latossolos Selenium adsorption in oxisols

open access: yesRevista Brasileira de Ciência do Solo, 2008
A retenção de Se pelos colóides do solo constitui importante processo para a manutenção da sanidade ambiental. A informação sobre a adsorção de Se em solos altamente intemperizados é restrita e existem poucos padrões quantitativos disponíveis para a ...
Ernesto Rinaldi Mouta   +4 more
doaj   +1 more source

Absorption of Cu(II) and Zn(II) from Aqueous Solutions onto Biochars Derived from Apple Tree Branches

open access: yesEnergies, 2020
The aim of this study was to investigate the adsorption of Cu(II) and Zn(II) onto apple tree branches biochar (BC) produced at 300, 400, 500 and 600 °C (BC300, BC400, BC500, and BC600), respectively. The effect of adsorbent dosage, pH value, contact time,
Shixiang Zhao, Na Ta, Xudong Wang
doaj   +1 more source

Polyvinyl Alcohol Assisted Iron–Zinc Nanocomposite for Enhanced Optimized Rapid Removal of Malachite Green Dye

open access: yesNanomaterials, 2023
Eliminating hazardous contaminants is a necessity for maintaining a healthy environment on Earth. This work used a sustainable method to create Iron–Zinc nanocomposites with polyvinyl alcohol assistance.
Muhammad Saad   +7 more
doaj   +1 more source

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