Biochar-based materials in environmental pollutant elimination, H2 production and CO2 capture applications

L Fang, T Huang, H Lu, XL Wu, Z Chen, H Yang… - Biochar, 2023‏ - Springer
Biochar and biochar-based materials have been studied extensively in multidisciplinary
areas because of their outstanding physicochemical properties. In this review article, biochar …

Modified biochar as a green adsorbent for removal of hexavalent chromium from various environmental matrices: mechanisms, methods, and prospects

S Ambika, M Kumar, L Pisharody, M Malhotra… - Chemical Engineering …, 2022‏ - Elsevier
Abstract Hexavalent chromium (Cr (VI)) contamination has gained interest from regulatory
authorities due to its high toxicity and carcinogenicity. Different approaches have been …

Polyamidoxime‐coated coconut haustorium derived magnetic biochar adsorbent with photothermal conversion for highly efficient uranium recovery from nuclear …

G Zhou, F Gao, T Liu, S Shi, H Wang… - Advanced Functional …, 2024‏ - Wiley Online Library
Efficient removal of uranium from uranium‐containing nuclear wastewater is of great
significance for utilizing uranium resources and protecting the environment from uranium …

Metal organic framework (MOF)-based micro/nanoscaled materials for heavy metal ions removal: The cutting-edge study on designs, synthesis, and applications

GR Xu, ZH An, K Xu, Q Liu, R Das, HL Zhao - Coordination Chemistry …, 2021‏ - Elsevier
The rapid industrial and agricultural expansion is arousing increasingly severe heavy metal
ion pollution due to their high toxicity to human beings and detrimental effect on the …

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 …

Preparation and application of magnetic biochar in water treatment: A critical review

X Li, C Wang, J Zhang, J Liu, B Liu, G Chen - Science of the total …, 2020‏ - Elsevier
In recent years, magnetic biochar has been widely used in removal of pollutants from water.
In this paper, the preparation technologies of magnetic biochar are analyzed, and the …

A systematic review on adsorptive removal of hexavalent chromium from aqueous solutions: Recent advances

AU Rajapaksha, R Selvasembian, A Ashiq… - Science of the Total …, 2022‏ - Elsevier
The contamination of natural resources by hexavalent chromium (Cr (VI)) originating from
natural and anthropogenic activities is a serious environmental concern. Although many …

Modified-biochar adsorbents (MBAs) for heavy-metal ions adsorption: A critical review

C Liu, HX Zhang - Journal of Environmental Chemical Engineering, 2022‏ - Elsevier
With the rapid growth of new-energy batteries and metallurgical industry, water pollution
caused by toxic heavy-metals from these sectors has increased to a new level, which is …

Removal mechanisms of Cr (VI) and Cr (III) by biochar supported nanosized zero-valent iron: Synergy of adsorption, reduction and transformation

Y Qiu, Q Zhang, B Gao, M Li, Z Fan, W Sang… - Environmental …, 2020‏ - Elsevier
In this study, sludge-derived biochar was prepared and utilized to support nano-zero-valent
iron (NZVI-SDBC) for removing Cr (VI) and Cr (III) from aqueous solution with the aim of …

Ball milling biochar iron oxide composites for the removal of chromium (Cr (VI)) from water: Performance and mechanisms

H Zou, J Zhao, F He, Z Zhong, J Huang, Y Zheng… - Journal of Hazardous …, 2021‏ - Elsevier
As the first of its kind, a novel biochar/iron oxide composite (BM-Fe-HC) was successfully
prepared by simply ball milling iron-laden biochar (Fe-HC). The performance and …