Enhanced dewatering of activated sludge by acid assisted Heat–CaO2 treatment: Simultaneously removing heavy metals and mitigating antibiotic resistance genes

D He, B Bao, M Sun, J Chen, H Luo, J Li - Journal of Hazardous Materials, 2021 - Elsevier
High water content and accumulation of heavy metals and antibiotic resistance genes
(ARGs) in sewage sludge limit its application. Fenton process has been widely used in …

Life-cycle assessment of two sewage sludge-to-energy systems based on different sewage sludge characteristics: energy balance and greenhouse gas-emission …

R Chen, S Yuan, S Chen, H Ci, X Dai, X Wang… - Journal of …, 2022 - Elsevier
Anaerobic digestion and incineration are widely used sewage sludge (SS) treatment and
disposal approaches to recovering energy from SS, but it is difficult to select a suitable …

Unraveling temperature effects on caproate and caprylate production from waste activated sludge

Y Wang, W Wei, D Yang, L Wu, X Chen, X Dai… - Bioresource …, 2025 - Elsevier
This study explored the impact of different temperatures on the continuous production of
medium-chain fatty acids (MCFAs) from waste activated sludge (WAS). Experimental results …

pH-dependent medium-chain fatty acid synthesis in waste activated sludge fermentation: Metabolic pathway regulation

Y Wang, SL Wu, W Wei, L Wu, S Huang, X Dai… - Journal of Environmental …, 2025 - Elsevier
Transforming waste activated sludge (WAS) into medium-chain fatty acids (MCFAs) via
chain elongation (CE) technology is sustainable, yet pH effects on this process are poorly …

A novel green substrate made by sludge digestate and its biochar: Plant growth and greenhouse emission

X Zhang, H **e, X Liu, D Kong, S Zhang… - Science of the Total …, 2021 - Elsevier
Anaerobic digestion of sludge produces a large amount of sewage sludge anaerobic
digestate (SSAD) that can be reused. A novel green substrate was prepared by mixing …

Deciphering the microbial community tolerance mechanism and alteration of antibiotic resistance genes during chloramphenicol wastewater treatment

J Zhou, Y Chen, WX Li, JH Qu, T Chen… - International …, 2023 - Elsevier
Excessive use of chloramphenicol (CAP) and its residues has emerged as a potential threat
to human health and ecological safety. It is challenging to reveal the key microbial species in …

Silica/lignin carrier as a factor increasing the process performance and genetic diversity of microbial communities in laboratory-scale anaerobic digesters

A A. Pilarska, A Wolna-Maruwka, A Niewiadomska… - Energies, 2021 - mdpi.com
The article aims to present results of research on anaerobic digestion (AD) of waste wafers
(WF-control) and co-substrate system–waste wafers and cheese (WFC-control), combined …

Effects of sludge age on anaerobic acidification of waste activated sludge: volatile fatty acids production and phosphorus release

S Chen, X Dai, D Yang, B Dong - journal of environmental sciences, 2021 - Elsevier
Abstract Effects of sludge age on volatile fatty acids (VFAs) production and Phosphorus (P)
release during anaerobic acidification of waste activated sludge (WAS) were investigated …

Bottlenecks of anaerobic degradation of proteins in sewage sludge and the potential targeted enhancing strategies

S Chen, J Gao, B Dong - Science of the Total Environment, 2021 - Elsevier
Proteins degradation plays a decisive role in the biogas production and subsequent
dehydration of sewage sludge. And the anaerobic degradation of proteins in sewage sludge …

A Comparison of the influence of kraft lignin and the kraft lignin/silica system as cell carriers on the stability and efficiency of the anaerobic digestion process

AA Pilarska, A Wolna-Maruwka, A Niewiadomska… - Energies, 2020 - mdpi.com
This study compares the effects of pure kraft lignin and the kraft lignin/silica system (1: 4 by
weight). The comparative analysis of the physicochemical properties of both carriers showed …