Removal of hexavalent chromium via biochar-based adsorbents: State-of-the-art, challenges, and future perspectives

R Sinha, R Kumar, P Sharma, N Kant, J Shang… - Journal of …, 2022 - Elsevier
Chromium originates from geogenic and extensive anthropogenic activities and significantly
impacts natural ecosystems and human health. Various methods have been applied to …

Remediation of emerging metal pollutants using environment friendly biochar-Review on applications and mechanism

D Berslin, A Reshmi, B Sivaprakash, N Rajamohan… - Chemosphere, 2022 - Elsevier
Bioremediation of heavy metals has become a major environmental concern due to their bio
resistant nature and tendency to accumulate. Application of various technologies, involving …

Influence of pyrolysis temperature on biochar properties and Cr (VI) adsorption from water with groundnut shell biochars: Mechanistic approach

A Shakya, M Vithanage, T Agarwal - Environmental Research, 2022 - Elsevier
This study was envisaged to understand the effect of increasing pyrolysis temperature on the
Cr (VI) removal potential of the groundnut shells derived biochars. The biochars were …

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 …

Adsorption of chromium, copper, lead and mercury ions from aqueous solution using bio and nano adsorbents: A review of recent trends in the application of AC, BC …

H Khurshid, MRU Mustafa, MH Isa - Environmental Research, 2022 - Elsevier
Recent trends in adsorption of Chromium (Cr), Copper (Cu), Lead (Pb) and Mercury (Hg) in
wastewater using (i) carbonaceous materials including activated carbon (AC) and biochar …

Hexavalent chromium pollution and its sustainable management through bioremediation

A Paul, S Dey, DK Ram, AP Das - Geomicrobiology Journal, 2024 - Taylor & Francis
Rapid economic development leads to environmental pollution with widespread pollutants
including heavy metals, chemical particulates, untreated industrial sewage, and …

[HTML][HTML] Performance of graphene Oxide/SiO2 Nanocomposite-based: Antibacterial Activity, dye and heavy metal removal

S Dan, H Bagheri, A Shahidizadeh… - Arabian Journal of …, 2023 - Elsevier
Nanocomposite materials have been successfully applied to remediation of organic and
inorganic contaminants from polluted water. The present study investigates the synthesis …

Palm leaves based biochar: advanced material characterization and heavy metal adsorption study

IW Almanassra, A Chatla, Y Zakaria… - Biomass Conversion …, 2024 - Springer
The current report provides the synthesis and characterization of palm tree leaves biochar
(PL-BC) prepared by simple thermal pyrolysis at 550° C, which was then used for the …

Production and characterization of neem leaves biochar: Effect of two different retort carbonization systems

AG Adeniyi, KO Iwuozor, J Adeleke, EC Emenike… - Bioresource Technology …, 2023 - Elsevier
This research investigates the effects of two top-lit updraft retort carbonization systems
(biomass fuel-based batch and semi-batch-fed) on the production of neem leaf biochar. The …

Waste tire particles as efficient materials towards hexavalent chromium removal: Characterisation, adsorption behaviour, equilibrium, and kinetic modelling

S Sivaraman, NM Anbuselvan, P Venkatachalam… - Chemosphere, 2022 - Elsevier
The growing demand for vehicles is increasing every year, and this paves the way for the
environmental problem for the generation of the waste tire (WT) and associated disposal …