Novel reusable amine-functionalized cellulose acetate beads impregnated aminated graphene oxide for adsorptive removal of hexavalent chromium ions

AM Omer, EM Abd El-Monaem, AS Eltaweil - International Journal of …, 2022 - Elsevier
In this study, a multi-featured adsorbent was developed for the adsorptive removal of
hexavalent chromium (Cr 6+) ions. Herein, aminated graphene oxide (GO-NH 2) was firstly …

Graphene oxide incorporated cellulose acetate beads for efficient removal of methylene blue dye; isotherms, kinetic, mechanism and co-existing ions studies

AS Eltaweil, EM Abd El-Monaem… - Journal of Porous …, 2023 - Springer
In this investigation, new porous adsorbent beads were formulated via the incorporation of
graphene oxide (GO) into cellulose acetate beads (CA) for the adsorptive removal of …

Biomaterial functionalized graphene-magnetite nanocomposite: a novel approach for simultaneous removal of anionic dyes and heavy-metal ions

B Ramalingam, T Parandhaman… - ACS Sustainable …, 2018 - ACS Publications
Despite of immense application potential of graphene in wastewater treatment, the colloidal
stability, aggregation and recyclability remains a major challenge. To address this issue, we …

Facile preparation of amino functionalized graphene oxide decorated with Fe3O4 nanoparticles for the adsorption of Cr (VI)

D Zhao, X Gao, C Wu, R Xie, S Feng, C Chen - Applied Surface Science, 2016 - Elsevier
A novel ternary magnetic composite consisting of graphene oxide (GO), diethylenetriamine
and Fe 3 O 4 nanoparticles (AMGO) were synthesized by a facile one-step reaction route …

A novel amine impregnated graphene oxide adsorbent for the removal of hexavalent chromium

ASK Kumar, SS Kakan, N Rajesh - Chemical Engineering Journal, 2013 - Elsevier
A facile and novel method for the removal of toxic chromium based on the appealing
interaction between exfoliated graphene oxide (EGO), trioctylamine (TOA) and Cr (VI) is …

A novel modified graphene oxide/chitosan composite used as an adsorbent for Cr (VI) in aqueous solutions

L Zhang, H Luo, P Liu, W Fang, J Geng - International journal of biological …, 2016 - Elsevier
A novel adsorbent for removal of hexavalent chromium (Cr (VI)) from aqueous solutions has
been successfully prepared by modifying graphene oxide/chitosan composite with disodium …

Highly effective agro-waste based functional green adsorbents for toxic chromium (VI) ion removal from wastewater

MM Kabir, MM Akter, S Khandaker, BH Gilroyed… - Journal of Molecular …, 2022 - Elsevier
In this investigation, two novel and economically competitive adsorbents ie, acid treated
activated biochar (ATAB) and green synthesized graphene oxide iron-nanoparticles (GS …

Alginate modified graphene oxide for rapid and effective sorption of some heavy metal ions from an aqueous solution

AI Abd-Elhamid, EMA Elgoud, HF Aly - Cellulose, 2022 - Springer
Herein, we investigated a new strategy to modify the graphene oxide (GO) with sodium
alginate (SA) using tetraethylorthosilicate (TEOS) as a binding agent. The graphene oxide …

Simultaneous removal of mercury ions and cationic and anionic dyes from aqueous solution using epichlorohydrin cross-linked chitosan@ magnetic Fe3O4/activated …

R Kaveh, M Bagherzadeh - Diamond and Related Materials, 2022 - Elsevier
An economical epichlorohydrin cross-linked chitosan@ magnetic Fe 3 O 4/activated carbon
nanocomposite, CH-EP@ Fe 3 O 4/AC, was successfully synthesized and used as a suitable …

A facile and rapid removal of cationic dyes using hierarchically porous reduced graphene oxide decorated with manganese ferrite

M Adel, MA Ahmed, AA Mohamed - FlatChem, 2021 - Elsevier
Abstract Herein, MnFe 2 O 4/reduced graphene oxide nanoparticles (MrGO) were
synthesized for the effective removal of various cationic dyes. The synthesized …