Results 61 to 70 of about 3,516 (186)

Microbial electrosynthesis from CO2: forever a promise?

open access: yesCurrent Opinion in Biotechnology, 2020
Microbial electrosynthesis (MES) is an electrochemical process used to drive microbial metabolism for bio-production, such as the reduction of CO2 into industrially relevant organic products as an alternative to current fossil-fuel-derived commodities.
Antonin Prévoteau   +3 more
openaire   +3 more sources

Electrodes from carbonized grass clippings for bioelectrochemical systems

open access: yesCleaner Chemical Engineering
One major obstacle to the commercialization of electrobiotechnological systems is the cost of materials, including expensive electrodes. Smart recycling as well as the use of renewable resources can contribute to producing electrodes more ecologically ...
Alexander Langsdorf   +7 more
doaj   +1 more source

Bioelectrosynthetic Conversion of CO2 Using Different Redox Mediators: Electron and Carbon Balances in a Bioelectrochemical System

open access: yesEnergies, 2020
Microbial electrosynthesis (MES) systems can convert CO2 to acetate and other value-added chemicals using electricity as the reducing power. Several electrochemically active redox mediators can enhance interfacial electron transport between bacteria and ...
Shuwei Li   +8 more
doaj   +1 more source

Microbial photoelectrosynthesis: Feeding purple phototrophic bacteria electricity to produce bacterial biomass

open access: yesMicrobial Biotechnology, 2023
Purple phototrophic bacteria are one of the main actors in chemolithotrophic carbon fixation and, therefore, fundamental in the biogeochemical cycle. These microbes are capable of using insoluble electron donors such as ferrous minerals or even carbon ...
Carlos Manchon   +3 more
doaj   +1 more source

Combining Electrochemical Reduction with Biosynthesis for Directed Conversion of CO2 into a Library of C3 Chemicals

open access: yesAdvanced Science, EarlyView.
In the H‐type electrolytic cell, carbon dioxide is reduced to acetic acid via electro‐microbial catalysis. The simply processed acetic acid is further converted through biological fermentation into high‐value‐added products, including acrylic acid, L‐lactic acid, and β‐alanine.
Kaixing Xiao   +8 more
wiley   +1 more source

Production of long chain alkyl esters from carbon dioxide and electricity by a two-stage bacterial process [PDF]

open access: yes, 2017
Microbial electrosynthesis (MES) is a promising technology for the reduction of carbon dioxide into value-added multicarbon molecules. In order to broaden the product profile of MES processes, we developed a two-stage process for microbial conversion of ...
Efimova, Elena   +5 more
core   +2 more sources

Technobiological Pathways for High‐CO₂ Capture Using Micro‐/Macroalgae: Genetic Engineering, Process Automation, and Value‐Added Bioproducts

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Greenhouse gas (GHG) emissions have emerged as one of the most critical drivers of climate change; this is primarily due to high concentrations and long atmospheric life of carbon dioxide (CO2). For a significant amount of time, various biological processes such as microalgal cultivation, cyanobacterial systems, photosynthetic microorganisms ...
Sadhana Semwal, Harish Chandra Joshi
wiley   +1 more source

Experimental investigation of anion exchange membrane water electrolysis for a tubular microbial electrosynthesis cell design

open access: yesCatalysis Communications, 2022
Tubular water splitting electrolyzer was adapted to neutral pH conditions for the in-situ H2 supplying microbial electrosynthesis design. The electrolyzer was optimized to reduce ohmic losses and provide adequate gas separation.
Zhiyuan Chen   +5 more
doaj   +1 more source

Electrocatalytic CO2 Reduction Coupled to Formate Fermentation: An Electro‐Bio Cascade Approach in Biocompatible Electrolytes

open access: yesChemistry – A European Journal, EarlyView.
CO2 utilization in industrial biotechnology: Rational design of a process cascade for electrochemical CO2 reduction linked with formate fermentation, supporting robust cell growth and high biomass yields. ABSTRACT Integration of electrochemical CO2 reduction with microbial fermentation enables conversion of CO2 into valuable chemicals but poses ...
Luciana Vieira   +8 more
wiley   +1 more source

Electrosynthesis of Commodity Chemicals by an Autotrophic Microbial Community [PDF]

open access: yesApplied and Environmental Microbiology, 2012
ABSTRACT A microbial community originating from brewery waste produced methane, acetate, and hydrogen when selected on a granular graphite cathode poised at −590 mV versus the standard hydrogen electrode (SHE) with CO 2 as the only carbon source.
Christopher W, Marshall   +4 more
openaire   +2 more sources

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