Challenges and opportunities for biochar to promote circular economy and carbon neutrality

TA Kurniawan, MHD Othman, X Liang, HH Goh… - Journal of environmental …, 2023 - Elsevier
Biochar, derived from unused biomass, is widely considered for its potential to deal with
climate change problems. Global interest in biochar is attributed to its ability to sequester …

Recent development of magnetic biochar crosslinked chitosan on heavy metal removal from wastewater–modification, application and mechanism

JF Chin, ZW Heng, HC Teoh, WC Chong, YL Pang - Chemosphere, 2022 - Elsevier
Heavy metal contamination in water bodies is currently in an area of greater concern due to
the adverse effects on human health. Despite the good adsorption performance of biochar …

MOF Derived Co− Fe nitrogen doped graphite carbon@ crosslinked magnetic chitosan Micro− nanoreactor for environmental applications: Synergy enhancement …

A Wang, J Ni, W Wang, D Liu, Q Zhu, B Xue… - Applied Catalysis B …, 2022 - Elsevier
Adsorption, as a simple and efficient water treatment technology, faces the problem that it
can only transfer but not fully mineralize pollutants. Transition metal activated …

Sustainable biochar/MgFe2O4 adsorbent for levofloxacin removal: Adsorption performances and mechanisms

B Yao, Z Luo, S Du, J Yang, D Zhi, Y Zhou - Bioresource Technology, 2021 - Elsevier
The limitation of low efficiency and complicated separation after adsorption make the
practical application of biochar a huge challenge. Here, one pomelo peel-derived magnetic …

Enhanced sorption of trivalent antimony by chitosan-loaded biochar in aqueous solutions: Characterization, performance and mechanisms

H Chen, Y Gao, A El-Naggar, NK Niazi, C Sun… - Journal of Hazardous …, 2022 - Elsevier
Contamination of aquatic systems by antimony (Sb) is a worldwide issue due to its risks to
eco-environment and human health. Batch sorption experiments were conducted to assess …

Efficient adsorption of dyes from aqueous solution using a novel functionalized magnetic biochar: Synthesis, kinetics, isotherms, adsorption mechanism, and …

X Li, J Xu, X Luo, J Shi - Bioresource Technology, 2022 - Elsevier
In this study, a novel adsorbent, dodecylbenzene sulfonic acid (DBSA) functionalized
magnetic biochar (DBSA-Fe 3 O 4@ BC), was synthesized and used to efficiently remove …

Evaluation of potassium ferrate activated biochar for the simultaneous adsorption of copper and sulfadiazine: Competitive versus synergistic

J Yan, X Zuo, S Yang, R Chen, T Cai, D Ding - Journal of Hazardous …, 2022 - Elsevier
Combined pollution caused by organic pollutants and heavy metals pose a significant
challenge to the adsorption process. In this study, iron-modified biochar (Fe-BC) was …

A novel 3D superelastic polyethyleneimine functionalized chitosan aerogels for selective removal of Cr (VI) from aqueous solution: Performance and mechanisms

Q Wang, Y Tian, L Kong, J Zhang, W Zuo, Y Li… - Chemical Engineering …, 2021 - Elsevier
Here we unveiled a novel polyethyleneimine (PEI) functionalized chitosan (CS) aerogel
(PCA) with three-dimensional (3D) porous network structure and superior reversible …

Synthesis and application of amine-functionalized MgFe2O4-biochar for the adsorption and immobilization of Cd (II) and Pb (II)

A Li, W Ge, L Liu, Y Zhang, G Qiu - Chemical Engineering Journal, 2022 - Elsevier
Biochar composites have been widely applied to wastewater and soil remediation due to
their advantages of high efficiency, controllability and recyclability. Many studies have …

Effective removal of tetracycline antibiotics from water by magnetic functionalized biochar derived from rice waste

F Zhang, J Wang, Y Tian, C Liu, S Zhang, L Cao… - Environmental …, 2023 - Elsevier
The effective removal of tetracycline antibiotics (TCs) from water is of great significance and
remains a big challenge. In this work, a novel magnetized biochar (magnetic functionalized …