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Enhanced anaerobic digestion of waste activated sludge digestion by the addition of zero valent iron.
Anaerobic digestion is promising technology to recover energy from waste activated sludge. However, the sludge digestion is limited by its low efficiency of hydrolysis-acidification. Zero valent ironExpand
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Enhanced production of methane from waste activated sludge by the combination of high-solid anaerobic digestion and microbial electrolysis cell with iron–graphite electrode
Abstract Batch tests were operated to investigate the bioelectrochemical enhancement of methane production from the high-solid anaerobic digestion of waste sludge in the microbial electrolysis cellsExpand
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Enhancing syntrophic metabolism in up-flow anaerobic sludge blanket reactors with conductive carbon materials.
Syntrophic metabolism of alcohols and fatty acids is a critical step in anaerobic digestion, which if enhanced can better stabilize the process and enable shorter retention times. Direct interspeciesExpand
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Enhancement of sludge granulation in a zero valence iron packed anaerobic reactor with a hydraulic circulation
Abstract Considering that Zero valent iron (ZVI) is expected to create a favorable environment for methanogenesis, we developed a ZVI packed anaerobic reactor system with a hydraulic circulation toExpand
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Enhanced oxidation of 4-chlorophenol using sulfate radicals generated from zero-valent iron and peroxydisulfate at ambient temperature
An efficient advanced oxidation process, which is based on the zero-valent iron (ZVI)-mediated decomposition of peroxydisulfate (PDS) that results in the generation of very strong oxidizing speciesExpand
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Potential enhancement of direct interspecies electron transfer for syntrophic metabolism of propionate and butyrate with biochar in up-flow anaerobic sludge blanket reactors.
Promoting direct interspecies electron transfer (DIET) to enhance syntrophic metabolism may be a strategy for accelerating the conversion of organic wastes to methane, but microorganisms capable ofExpand
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Fabrication of atomic single layer graphitic-C3N4 and its high performance of photocatalytic disinfection under visible light irradiation
•Atomic single layer g-C3N4 was fabricated by a simple mechanical exfoliation method.•The single layer g-C3N4 exhibited high photocatalytic disinfection performance.•Photocataytic disinfection over aExpand
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Adsorption of ionizable organic contaminants on multi-walled carbon nanotubes with different oxygen contents.
Multi-walled carbon nanotubes (MWNTs), which are considered to be promising candidates for the adsorption of toxic organics, are released into aqueous environment with their increasing production andExpand
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Enhanced high-solids anaerobic digestion of waste activated sludge by the addition of scrap iron.
Anaerobic digestion of waste activated sludge usually requires pretreatment procedure to improve the bioavailability of sludge, which involves considerable energy and high expenditures. This studyExpand
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Zero valent iron simultaneously enhances methane production and sulfate reduction in anaerobic granular sludge reactors.
Zero valent iron (ZVI) packed anaerobic granular sludge reactors have been developed for improved anaerobic wastewater treatment. In this work, a mathematical model is developed to describe theExpand
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