Modified biochar: synthesis and mechanism for removal of environmental heavy metals

Z Liu, Z Xu, L Xu, F Buyong, TC Chay, Z Li, Y Cai, B Hu… - Carbon Research, 2022 - Springer
With social progress and industrial development, heavy metal pollution in water and soils
environment is becoming more serious. Although biochar is a low-cost and environmentally …

Integration of biogas systems into a carbon zero and hydrogen economy: a review

M Farghali, AI Osman, K Umetsu… - Environmental chemistry …, 2022 - Springer
The Ukraine conflict has put critical pressure on gas supplies and increased the price of
fertilisers. As a consequence, biogas has gained remarkable attention as a local source of …

[HTML][HTML] Biochar surface functional groups as affected by biomass feedstock, biochar composition and pyrolysis temperature

R Janu, V Mrlik, D Ribitsch, J Hofman… - Carbon Resources …, 2021 - Elsevier
By testing 92 different biochars, this study had the objective to determine the relations
between simple physico-chemical characteristics of biochar (elemental composition, ash …

Sewage sludge derived biochar and its potential for sustainable environment in circular economy: Advantages and challenges

R Khan, S Shukla, M Kumar, A Zuorro… - Chemical Engineering …, 2023 - Elsevier
With the increase in population and wastewater generation, the management of solid by-
products, including sewage sludge (SS), has become a challenge. This article reviews …

Valorization of anaerobic digestion digestate: A prospect review

W Wang, DJ Lee - Bioresource Technology, 2021 - Elsevier
Anaerobic digestion is recognized as promising technology for bioenergy production from
biowaste, with huge quantity of digestate being produced as the residual waste. The …

Bacterial cellulose microfilament biochar-architectured chitosan/polyethyleneimine beads for enhanced tetracycline and metronidazole adsorption

E Mosaffa, NA Ramsheh, A Banerjee… - International journal of …, 2024 - Elsevier
This study investigates the potential applications of incorporating 2D bacterial cellulose
microfibers (BCM) biochar into chitosan/polyethyleneimine beads as a semi-natural sorbent …

Processes, applications and legislative framework for carbonized anaerobic digestate: opportunities and bottlenecks. A critical review

A Catenacci, G Boniardi, M Mainardis, F Gievers… - Energy Conversion and …, 2022 - Elsevier
Char is a valuable product obtained from thermochemical conversion processes of different
biomass feedstocks, mainly pyrolysis and hydrothermal carbonization (HTC). In this work …

Synthesis optimization and adsorption modeling of biochar for pollutant removal via machine learning

W Zhang, R Chen, J Li, T Huang, B Wu, J Ma, Q Wen… - Biochar, 2023 - Springer
Due to large specific surface area, abundant functional groups and low cost, biochar is
widely used for pollutant removal. The adsorption performance of biochar is related to …

Modern carbon–based materials for adsorptive removal of organic and inorganic pollutants from water and wastewater

VI Isaeva, MD Vedenyapina, AY Kurmysheva… - Molecules, 2021 - mdpi.com
Currently, a serious threat for living organisms and human life in particular, is water
contamination with persistent organic and inorganic pollutants. To date, several techniques …

Effect of different exfoliation routes on the properties of chicken feather and elephant grass hybrid biochar

AO Ezzat, KO Iwuozor, D Al‐Dhayan… - Biofuels, Bioproducts …, 2024 - Wiley Online Library
Liquid‐phase exfoliation, a technique for enhancing the properties of biochar, has been
recognized as effective, circumventing the limitations of other methods such as high …