Results 21 to 30 of about 3,553 (157)

Investigation of phase equations for anaerobic digestion process of anaerobic bioreactor landfill [PDF]

open access: yesE3S Web of Conferences, 2020
The anaerobic digestion process consists of four phases hydrolysis, acidogenesis, acetogenesis and methanogenesis. In the present work anaerobic digestion process of waste from anaerobic bioreactor landfill is considered and leachate is analyzed ...
Shinde Priyanka R., Mali Sandip. T.
doaj   +1 more source

Genomic and in-situ Transcriptomic Characterization of the Candidate Phylum NPL-UPL2 From Highly Alkaline Highly Reducing Serpentinized Groundwater

open access: yesFrontiers in Microbiology, 2018
Serpentinization is a process whereby water interacts with reduced mantle rock called peridotite to produce a new suite of minerals (e.g., serpentine), a highly alkaline fluid, and hydrogen. In previous reports, we identified abundance of microbes of the
Shino Suzuki   +5 more
doaj   +1 more source

Effect of salinity on C1-gas fermentation by Clostridium carboxidivorans producing acids and alcohols

open access: yesAMB Express, 2019
Clostridium carboxidivorans can produce acids and/or alcohols through syngas fermentation. In that C1-gas fermentation process, the production of acids takes place at higher pH (acetogenesis) (e.g., around 6.00), while the conversion of accumulated acids
Ánxela Fernández-Naveira   +2 more
doaj   +1 more source

Anaerobic degradation of organic carbon supports uncultured microbial populations in estuarine sediments

open access: yesMicrobiome, 2023
Background A large proportion of prokaryotic microbes in marine sediments remains uncultured, hindering our understanding of their ecological functions and metabolic features.
Tiantian Yu   +8 more
doaj   +1 more source

A Win–Loss Interaction on Fe0 Between Methanogens and Acetogens From a Climate Lake

open access: yesFrontiers in Microbiology, 2021
Diverse physiological groups congregate into environmental corrosive biofilms, yet the interspecies interactions between these corrosive physiological groups are seldom examined.
Paola Andrea Palacios   +2 more
doaj   +1 more source

Mitigating methane emissions and promoting acetogenesis in ruminant livestock

open access: yesFrontiers in Animal Science
Through enteric fermentation, ruminants convert fibrous biomass into high-quality proteins like meat and milk. In this process however, methanogenic archaea in the ruminant gastrointestinal tract produce methane, a potent greenhouse gas, from the by ...
Rehema Iddi Mrutu   +5 more
doaj   +1 more source

Evaluation of the potential of utilizing lactic acid bacteria and dairy wastewaters for methane production

open access: yesEnergy Exploration & Exploitation, 2017
The aim of this study was to assess the potential of utilizing Lactobacillus delbrüeckii spp. bulgaricus in order to improve the characteristics of dairy wastewater and produce biomethane. Nuclear magnetic resonance was utilized to assess the metabolites
Grazina Juodeikiene   +8 more
doaj   +1 more source

Surface Analysis of Coal Indicating Neutral Red Enhances the Precursor Steps of Methanogenesis

open access: yesFrontiers in Microbiology, 2020
Artificially stimulated, high-yield microbial production of methane from coal is a challenging problem that continues to generate research interest. Decomposition of organic matter and production of methane from coal are the results of multiple redox ...
Priyanka Srivastava   +4 more
doaj   +1 more source

Competition Between Chemolithotrophic Acetogenesis and Hydrogenotrophic Methanogenesis for Exogenous H2/CO2 in Anaerobically Digested Sludge: Impact of Temperature

open access: yesFrontiers in Microbiology, 2019
Anaerobic digestion is a widely applied technology for sewage sludge treatment. Hydrogen and CO2 are important degradation products, which serve as substrates for both hydrogenotrophic methanogenesis and chemolithotrophic acetogenesis.
Bo Fu   +8 more
doaj   +1 more source

Review Analisa Kondisi Optimum Dalam Proses Pembuatan Biogas

open access: yesRekayasa, 2021
Biogas is a gas produced by anaerobic activity with the process of decomposition (degradation) of organic materials. Biogas can be produced from several sources of methane, including domestic (household) waste, biodegradable waste, animal waste, or ...
Yuni Kurniati   +4 more
doaj   +1 more source

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