Results 21 to 30 of about 4,134 (255)

Performance Analysis of Biocathode in Bioelectrochemical CO2 Reduction [PDF]

open access: yesCatalysts, 2019
Microbial electrosynthesis (MES) biogas upgrading is done via reduction of carbon dioxide to methane through electroactive microbial catalysis. The baseline MES mode of operation showed about a 39% increase in the methane production rate compared to the open circuit mode of operation.
Nelabhotla, Anirudh Bhanu Teja   +2 more
openaire   +2 more sources

Challenges and applications of nitrate-reducing microbial biocathodes

open access: yesBioelectrochemistry, 2023
Bioelectrochemical systems which employ microbes as electrode catalysts to convert chemical energy into electrical energy (or conversely), have emerged in recent years for water sanitation and energy recovery. Microbial biocathodes, and especially those reducing nitrate are gaining more and more attention.
Rogińska, Joanna   +5 more
openaire   +3 more sources

Hydrogen Production and Storage: Analysing Integration of Photoelectrolysis, Electron Harvesting Lignocellulose, and Atmospheric Carbon Dioxide-Fixing Biosynthesis

open access: yesEnergies, 2022
Green hydrogen from photocatalytic water-splitting and photocatalytic lignocellulosic reforming is a significant proposition for renewable energy storage in global net-zero policies and strategies.
Jhuma Sadhukhan   +2 more
doaj   +1 more source

Biogas Upgrading and Ammonia Recovery from Livestock Manure Digestates in a Combined Electromethanogenic Biocathode—Hydrophobic Membrane System

open access: yesEnergies, 2021
Anaerobic digestion process can be improved in combination with bioelectrochemical systems in order to recover energy and resources from digestates. An electromethanogenic microbial electrolysis cell (MEC) coupled to an ammonia recovery system based on ...
Miriam Cerrillo   +2 more
doaj   +1 more source

Sustainable Power Production in a Membrane-less and Mediator-less Wastewater Microbial Fuel Cell [PDF]

open access: yes, 2009
Microbial fuel cells (MFCs) fed with wastewater are currently considered a feasible strategy for production of renewable electricity at low cost. A membrane-less MFC with biological cathode was built from a compact wastewater treatment reactor.
Aldrovandi, Aba   +5 more
core   +1 more source

Field Test of a Bioelectrochemical Membrane-Less Reactor for Chlorinated Aliphatic Hydrocarbon and Nitrate Removal from a Contaminated Groundwater. [PDF]

open access: yesChempluschem
This study evaluates a membrane‐less bioelectrochemical reactor in a real groundwater remediation scenario, targeting chlorinated aliphatic hydrocarbons and nitrate contamination. Electron supply via graphite granules biocathode stimulates reductive dechlorination and nitrate reduction, despite competing processes like sulfate reduction and ...
Sassetto G   +6 more
europepmc   +2 more sources

Effects of Applied Potential and Reactants to Hydrogen-Producing Biocathode in a Microbial Electrolysis Cell

open access: yesFrontiers in Chemistry, 2018
Understanding the mechanism of electron transfer between the cathode and microorganisms in cathode biofilms in microbial electrolysis cells (MECs) for hydrogen production is important.
Swee Su Lim   +8 more
doaj   +1 more source

Catalysis of the electrochemical reduction of oxygen by bacteria isolated from electro-active biofilms formed in seawater [PDF]

open access: yes, 2011
Biofilmsformed in aerobic seawater on stainless steel are known to be efficient catalysts of the electrochemicalreduction of oxygen. Based on their genomic analysis, seven bacterial isolates were selected and a cyclic voltammetry (CV) procedure was ...
Bergel, Alain   +7 more
core   +2 more sources

Insight in ethanethiol degradation kinetics at biocathodes

open access: yesJournal of Environmental Chemical Engineering, 2022
New technologies to remove organosulfur compounds from industrial sources should focus on the recovery of sulfur rather than incineration and sorption processes. The removal of organosulfur compounds using bio electrochemical systems might form a sustainable alternative.
Elzinga, Margo   +4 more
openaire   +2 more sources

Evidence of competition between electrogens shaping electroactive microbial communities in microbial electrolysis cells

open access: yesFrontiers in Microbiology, 2022
In single-chamber microbial electrolysis cells (MECs), organic compounds are oxidized at the anode, liberating electrons that are used for hydrogen evolution at the cathode.
Marie Abadikhah   +5 more
doaj   +1 more source

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