Results 31 to 40 of about 4,708 (165)

Geobacter grbiciae—A New Electron Donor in the Formation of Co-Cultures via Direct Interspecies Electron Transfer

open access: yesMicrobiology Research, 2023
Geobacter grbiciae can grow via coupling oxidation of ethanol to the reduction of various forms of soluble Fe(III) and poorly crystalline Fe(III) oxide, suggesting that G.
Panbo Deng   +4 more
doaj   +1 more source

Enhancement of bioconversion of coal to methane by graphene

open access: yesMeitan xuebao, 2023
The research of enhancing biomethanation of coal has been paid much attention, which is an effective measure for increasing coalbed methane production.
Yixuan ZHOU   +5 more
doaj   +1 more source

Genomic Insights into Syntrophic Lifestyle of ‘Candidatus Contubernalis alkaliaceticus’ Based on the Reversed Wood–Ljungdahl Pathway and Mechanism of Direct Electron Transfer

open access: yesLife, 2023
The anaerobic oxidation of fatty acids and alcohols occurs near the thermodynamic limit of life. This process is driven by syntrophic bacteria that oxidize fatty acids and/or alcohols, their syntrophic partners that consume the products of this oxidation,
Evgenii N. Frolov   +3 more
doaj   +1 more source

Impact of Magnetite Nanoparticles Supplementation on the Anaerobic Digestion of Food Wastes: Batch and Continuous- Flow Investigations

open access: yesChemical Engineering Transactions, 2016
Anaerobic digestion is one of the most attractive technologies for the treatment of industrial, civil and agricultural organic waste because of its capacity to reduce the biodegradable matter while recovering renewable energy in the form of methane ...
C. Dalla Vecchia   +5 more
doaj   +1 more source

Promoting direct interspecies electron transfer with activated carbon

open access: yesEnergy & Environmental Science, 2012
Granular activated carbon (GAC) is added to methanogenic digesters to enhance conversion of wastes to methane, but the mechanism(s) for GAC's stimulatory effect are poorly understood. GAC has high electrical conductivity and thus it was hypothesized that one mechanism for GAC stimulation of methanogenesis might be to facilitate direct interspecies ...
Liu, Fanghua   +5 more
openaire   +3 more sources

Enhanced Anaerobic Digestion Using Conductive Materials through Mediation of Direct Microbial Interspecies Electron Transfer: A Review

open access: yesFermentation, 2023
The anaerobic digestion (AD) of organic matter is susceptible to the challenges posed by low-speed electron transfer between microorganisms and the limitation of low hydrogen partial pressure, resulting in low methane recovery efficiency and poor system ...
Tianqi Kong, Wanli Zhang
doaj   +1 more source

Direct interspecies electron transfer in anaerobic digestion: Research and technological application [PDF]

open access: yesChinese Science Bulletin, 2020
Anaerobic digestion (AD), an economical and eco-friendly strategy for renewable energy recovery, has been widely investigated and applied in the stabilization of various organic wastes. However, two major factors involved in the slow fermentation rate and low methane conversion efficiency still limit its large-scale applications around the world ...
Zhiqiang Zhao, Yang Li, Yaobin Zhang
openaire   +1 more source

Graphene Facilitates Biomethane Production from Protein-Derived Glycine in Anaerobic Digestion

open access: yesiScience, 2018
Summary: Interspecies electron transfer is a fundamental factor determining the efficiency of anaerobic digestion (AD), which involves syntrophy between fermentative bacteria and methanogens.
Richen Lin   +7 more
doaj   +1 more source

Effects of foam nickel supplementation on anaerobic digestion: Direct interspecies electron transfer

open access: yesJournal of Hazardous Materials, 2020
Stimulating direct interspecies electron transfer with conductive materials is a promising strategy to overcome the limitation of electron transfer efficiency in syntrophic methanogenesis of industrial wastewater. This paper assessed the impact of conductive foam nickel (FN) supplementation on syntrophic methanogenesis and found that addition of 2.45 g/
Guo, Xiaobo   +7 more
openaire   +3 more sources

Towards engineering application: Integrating current strategies of promoting direct interspecies electron transfer to enhance anaerobic digestion

open access: yesChemical Engineering Journal Advances, 2022
The study present here was to integrate the current engineering strategies of promoting direct interspecies electron transfer (DIET), ethanol-type fermentation pretreatment, and conductive materials (zero-valent iron [ZVI] and graphite) supplemented, to ...
Xinyue Jiang   +2 more
doaj   +1 more source

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