Biological production of medium-chain carboxylates through chain elongation: an overview

J Wang, Y Yin - Biotechnology Advances, 2022 - Elsevier
Medium chain carboxylates (MCCs) have wide applications in various industries, but the
traditional MCCs production methods are costly and unsustainable. Anaerobic fermentation …

Improving the treatment of waste activated sludge using calcium peroxide

Q Xu, QS Huang, W Wei, J Sun, X Dai, BJ Ni - Water research, 2020 - Elsevier
The treatment and disposal of waste activated sludge (WAS) has become one of the major
challenges for the wastewater treatment plants (WWTPs) due to large output, high treatment …

Ferrate pretreatment-anaerobic fermentation enhances medium-chain fatty acids production from waste activated sludge: Performance and mechanisms

Y Wang, X Wang, D Wang, T Zhu, Y Zhang, H Horn… - Water Research, 2023 - Elsevier
The rupture of cytoderm and extracellular polymeric substances (EPS), and competitive
inhibition of methanogens are the main bottlenecks for medium-chain fatty acids (MCFAs) …

Performance and Mechanism of Fe3O4 Improving Biotransformation of Waste Activated Sludge into Liquid High-Value Products

T Luo, Q Xu, W Wei, J Sun, X Dai… - Environmental Science & …, 2022 - ACS Publications
This study demonstrated that Fe3O4 simultaneously improves the total production and
formation rate of medium-chain fatty acids (MCFAs) and long-chain alcohols (LCAs) from …

Polyamide 6 microplastics facilitate methane production during anaerobic digestion of waste activated sludge

H Chen, M Tang, X Yang, YF Tsang, Y Wu… - Chemical Engineering …, 2021 - Elsevier
Abstract Polyamide 6 (PA6) as a typical emerging microplastic pollutant has frequently been
featured in wastewater treatment plants (WWTPs), yet its associated impact on waste …

Zerovalent iron effectively enhances medium-chain fatty acids production from waste activated sludge through improving sludge biodegradability and electron transfer …

Y Wang, W Wei, SL Wu, BJ Ni - Environmental science & …, 2020 - ACS Publications
A novel zerovalent iron (ZVI) technique to simultaneously improve the production of medium-
chain fatty acids (MCFAs) from waste activated sludge (WAS) and enhance WAS …

Medium-Chain fatty acids and long-chain alcohols production from waste activated sludge via two-stage anaerobic fermentation

SL Wu, W Wei, J Sun, Q Xu, X Dai, BJ Ni - Water research, 2020 - Elsevier
Traditional bioenergy recovery in the form of short chain fatty acids (SCFAs) from waste
activated sludge (WAS) is generally limited by economic unattractiveness and complexity of …

Current advances and challenges for direct interspecies electron transfer in anaerobic digestion of waste activated sludge

HY Jin, ZW He, YX Ren, CC Tang, AJ Zhou… - Chemical Engineering …, 2022 - Elsevier
To realize energy self-sufficiency demand is a key component of carbon–neutral goal of
wastewater treatment plants (WWTPs). Waste activated sludge (WAS), as the by-product of …

Opportunities and challenges in microbial medium chain fatty acids production from waste biomass

Q Wu, Y Jiang, Y Chen, M Liu, X Bao, W Guo - Bioresource technology, 2021 - Elsevier
Medium chain fatty acids (MCFAs) that produced from affordable waste biomass via chain
elongation (CE) technology are recognized as the potential alternatives to part fossil-derived …

New insight into mechanisms of ferroferric oxide enhancing medium-chain fatty acids production from waste activated sludge through anaerobic fermentation

Y Wang, J Hou, H Guo, T Zhu, Y Zhang, Y Liu - Bioresource Technology, 2022 - Elsevier
Medium chain fatty acids (MCFAs) production from waste activated sludge (WAS) is
restricted by poor biodegradability of WAS and low electron transfer efficiency. Herein, a …