Chitosan-nano CuO composite for removal of mercury (II): Box-Behnken design optimization and adsorption mechanism

GAAM Al-Hazmi, AAA Alayyafi, MG El-Desouky… - International Journal of …, 2024‏ - Elsevier
The study aimed to develop an adsorbent for extracting mercury (II) from water by combining
chitosan beads with green copper oxide nanoparticles. This resulted in the synthesis of the …

Removal of acetaminophen from wastewater using a novel bimetallic La/Th metal-organic framework: Kinetics, thermodynamics, isotherms, and optimization through …

SH Alrefaee, MM Aljohani, ISS Alatawi… - Process Safety and …, 2024‏ - Elsevier
Acetaminophen (ACT), a common drug pollutant, has been effectively removed from
wastewater by a novel adsorbent called La/Th-MOF. This adsorbent is made of stacked …

Chitosan-based magnetic bioadsorbent beads from eucalyptus sawdust waste for the Direct Violet-51 dye remediation: Eco-friendly strategy and statistical …

RVM Oliveira, HB Maia, JAS Costa… - International Journal of …, 2024‏ - Elsevier
In the present study, a new application was proposed for the eucalyptus sawdust waste,
which is an environmental passive. Three adsorbent materials composed of chitosan (CS) …

Multifunctional biocomposites based on cross-linked Shrimp waste-derived chitosan modified Zn2+@ Calcium apatite for the removal of methyl orange and …

RELK Billah, A Zaghloul, NA Oladoja… - Materials Today …, 2024‏ - Elsevier
In this work, the cross-linked chitosan composite modified with zinc-doped hydroxyapatite
was synthesized and grown in its polymer matrix. The final composite material was tested for …

Box-Behnken design optimization of bimetallic-organic frameworks for effective removal of tartrazine food dye from aqueous solutions

S Sallam, M Aljohani, NM Alatawi, H Alsharief… - Journal of Molecular …, 2024‏ - Elsevier
Lanthanum and tin-based hetero bimetallic organic frameworks (MOFs) in the form of
stacked nanorods (La/Sn@ MOF) exhibit promising capabilities in removing the yellow dye …

Adsorption and removal of Pb (II) via layer double hydroxide encapsulated with chitosan; synthesis, characterization adsorption isotherms, kinetics, thermodynamics, & …

HS AlSalem, RAS Alatawi, AAH Bukhari… - International Journal of …, 2024‏ - Elsevier
The study aimed to enhance the stability and efficiency of removing bivalent Pb (II) by
encapsulating AlNi-layered double hydroxide (LDH) in chitosan and itaconic acid to create …

Appraisal of the adsorption potential of novel modified gellan gum nanocomposite for the confiscation of methylene blue and malachite green

A Abbasi, I Ahmad, HH Abd El-Gawad… - International Journal of …, 2024‏ - Elsevier
In the present investigation a novel, environmentally affable and economical, modified
gellan gum nanocomposite (MAA-g-GG/Ppy/MMT) was fabricated via free-radical …

Synergistic adsorption of methylene blue with carrageenan/hydrochar-derived activated carbon hydrogel composites: Insights and optimization strategies

A Akbari, H Abbasi, M Shafiee, H Baniasadi - International Journal of …, 2024‏ - Elsevier
The study explores the use of hydrochar-derived activated carbon (AC) to improve the
adsorption capacity and mechanical properties of carrageenan (CAR) hydrogel beads. Four …

Tailoring of magnetite nanocomposite of carboxymethyl chitosan impregnated with iron (III) oxide for enhanced degradation of reactive blue 19 dye and inactivation of …

F Abdulaziz, A Alanazi - International Journal of Biological Macromolecules, 2024‏ - Elsevier
The study investigates the fabrication of an innovative nanocomposite composed of
carboxymethyl chitosan (CMCs) combined with different amounts of iron (III) oxide (Fe₂O₃) …

Efficient multi-ion adsorption using chitosan-malonic acid film: Enhancement using response surface methodology

V Gomase, P Doondani, D Saravanan… - Environmental …, 2024‏ - Elsevier
The objective of this research is to conduct a comprehensive characterization of chitosan
while also improving its attributes by crosslinking with malonic acid, with a focus on its …