Results 31 to 40 of about 41,957 (229)

Kinetic, Isotherm, and Thermodynamic Modeling of Pb(II) Removal from Aqueous Solutions Using Cellulose Extracted from Pentaclethra macrophylla Benth Pod [PDF]

open access: yesJournal of Chemistry Letters
Biosorption potentials of cellulose from pentaclethra Macrophylla pod for the removal of Pb(II) from aqueous solution was investigated. The cellulose adsorbent was successfully isolated and characterized X-ray diffraction (XRD), scanning electron ...
OKechukwu Nsude   +2 more
doaj   +1 more source

Competitive adsorption of p-hydroxybenzoic acid and phenol on activated carbon : experimental study and modelling. [PDF]

open access: yes, 2013
The competitive adsorption of phenol and p-hydroxybenzoic acid (4HBA) has been investigated on activated carbon (AC) for a wide range of concentrations under unbuffered conditions. The results show a preferential adsorption of 4HBA which can be explained
Andriantsiferana, Caroline   +4 more
core   +2 more sources

Removal of phenol and inorganic metals from wastewater using activated ceramic

open access: yesJournal of King Saud University: Engineering Sciences, 2021
Phenol constitutes one of the main pollutants in wastewater. In the present study, adsorption with the use of a cheap alternative bio-filtration medium (activated ceramic, AC) was carried out to remove organic (phenol) and inorganic metals, such as zinc (
Huda T. Hamad
doaj   +1 more source

Efficient dye adsorption by highly porous nanofiber aerogels [PDF]

open access: yes, 2018
Electrospun nanofiber membranes are frequently used in adsorption processes thanks to their high specific surface area, tailored surface functionality, and fiber uniformity.
Adlhart, Christian   +6 more
core   +1 more source

Unraveling Quantitative Sensing Mechanism and Predictive Molecular Metrics for High‐Performance OFET Amine Sensors

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel chloro boron subphthalocyanine/polymer blend OFET sensor achieving 0.005 ppb limit of detection for ammonia at room temperature and high selectivity against similar amines. An original theoretical framework is proposed to describe the sensing mechanism, relating analyte molecular volume and Lewis basicity to sensor ...
Kavinraaj Ella Elangovan   +6 more
wiley   +1 more source

The fate of steroid estrogens: Partitioning during wastewater treatment and onto river sediments [PDF]

open access: yes, 2010
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2010 Springer Science+Business Media B.V.The partitioning of steroid estrogens in wastewater treatment and receiving waters is likely to ...
A Joss   +58 more
core   +1 more source

Eco‐Friendly Schiff Base Cellulosic Adsorbent for Selective Removal of Cationic Dyes from Petroleum Wastewater: Synthesis, Characterization, and Application

open access: yesAdvanced Materials Interfaces, EarlyView.
The porous HMC selectively captures cationic dyes (MB and MG) from contaminated water, transforming dark, dye‐laden effluent into clean water. ABSTRACT Our investigation explores the exclusion of two health‐risk cationic dyes (e.g., Methylene Blue (MB) and Malachite Green (MG)) using a novel hydrazone‐modified cellulose (HMC) adsorbent synthesized via ...
Yasmeen G. Abou El‐Reash   +7 more
wiley   +1 more source

PENERAPAN FREUNDLICH MODEL PADA ADSORPSI-REDUKTIF ISOTHERM AUCL4¯ DENGAN ASAM

open access: yesJurnal Pijar Mipa, 2015
Abstrak: Telah dilakukan adsorpsi reduktif isotherm AuCl4¯ dengan menggunakan asam humat hasil isolasi tanah gambut Rawa Pening, Ambarawa. Isolasi dilakukan melalui perendaman alam 0,1 M NaOH dan dilanjutkan dengan pemurnian menggunakan 0,1 M HCl/0,3 M HF. Asam humat hasil isolasi dikarakterisasi menggunakan spektroskopi inframerah, ditentukan kadar
Nurul Ismillayli   +2 more
openaire   +3 more sources

Stepwise De‐solvation and Diffusion Kinetics of Hydrated Zn‐ion in Hierarchical Porous Carbon Anode for Improved EDLC Behavior

open access: yesAdvanced Science, EarlyView.
The size mismatch between the micropore channel and [Zn(H2O)6]2+ in porous carbon anode during the discharge process was addressed by regulating the hierarchical channel. The inducted stepwise de‐solvation of [Zn(H2O)6]2+ significantly reduced its de‐solvation energy, promoted the EDLC behavior, and strengthened the diffusion kinetic.
Qiang Qu   +6 more
wiley   +1 more source

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