Results 51 to 60 of about 2,387 (226)

Extracellular electron uptake from a cathode by the lactic acid bacterium Lactiplantibacillus plantarum

open access: yesFrontiers in Microbiology, 2023
A subset of microorganisms that perform respiration can endogenously utilize insoluble electron donors, such as Fe(II) or a cathode, in a process called extracellular electron transfer (EET).
Sara Tejedor-Sanz   +7 more
doaj   +1 more source

High Performing Gas Diffusion Biocathode for Microbial Fuel Cells Using Acidophilic Iron Oxidizing Bacteria

open access: yesFrontiers in Energy Research, 2019
The development of a sustainable catalyst for the oxygen reduction reaction (ORR) is still a major bottleneck for the scale-up and commercialization of Microbial Fuel Cells (MFCs). In this work, we have studied the utilization of iron-oxidizing bacteria (
Paniz Izadi   +5 more
doaj   +1 more source

High-rate biohydrogen production in single-chamber microbial electrolysis cell using iron-sulfide modified biocathode

open access: yesEnvironmental science and pollution research international
Microbial electrolysis cells (MEC) can produce hydrogen (H2) at a low energy expense, but the H2 production rate is often limited by poor microbe-electrode interaction.
Bu Qing, M. Noori, Booki Min
semanticscholar   +1 more source

Single-chamber microbial electrosynthesis reactor for nitrate reduction from waters with a low-electron donors’ concentration: from design and set-up to the optimal operating potential

open access: yesFrontiers in Environmental Science, 2022
Microbial electrosynthesis is a promising solution for removing nitrate from water with a low concentration of electron donors. Three single-chamber microbial electrosynthesis reactors were constructed and operated for almost 2 years.
Rauno Lust   +6 more
doaj   +1 more source

Accelerated Reduction of Chlorinated Nitroaromatic Antibiotic Chloramphenicol by Biocathode [PDF]

open access: yesEnvironmental Science & Technology, 2013
Chlorinated nitroaromatic antibiotic chloramphenicol (CAP) is a priority pollutant in wastewaters. A fed-batch bioelectrochemical system (BES) with biocathode with applied voltage of 0.5 V (served as extracellular electron donor) and glucose as intracellular electron donor was applied to reduce CAP to amine product (AMCl2). The biocathode BES converted
Bin, Liang   +12 more
openaire   +2 more sources

Mechanism of Bilirubin Oxidase: Fabrication and Characterization of Efficient Biocathode [PDF]

open access: yesECS Meeting Abstracts, 2010
Abstract not Available.
Falk, Magnus   +7 more
openaire   +3 more sources

Electron Fluxes in Biocathode Bioelectrochemical Systems Performing Dechlorination of Chlorinated Aliphatic Hydrocarbons

open access: yesFrontiers in Microbiology, 2018
Bioelectrochemical systems (BESs) are regarded as a promising approach for the enhanced dechlorination of chlorinated aliphatic hydrocarbons (CAHs). However, the electron distribution and transfer considering dechlorination, methanogenesis, and other ...
Fan Chen   +8 more
doaj   +1 more source

Biogas Upgradation Through CO2 Conversion Into Acetic Acid via Microbial Electrosynthesis

open access: yesFrontiers in Energy Research, 2021
Biogas is one of the promising futuristic renewable energy sources with enormous market potential. However, the presence of CO2 lowers down the calorific value of biogas.
Moumita Roy   +2 more
doaj   +1 more source

Evidence of Spatial Homogeneity in an Electromethanogenic Cathodic Microbial Community

open access: yesFrontiers in Microbiology, 2019
Microbial electrosynthesis (MES) has been gaining considerable interest as the next step in the evolution of microbial electrochemical technologies. Understanding the niche biocathode environment and microbial community is critical for further developing
Ala’a Ragab   +3 more
doaj   +1 more source

Gold Nanoparticles as Electronic Bridges for Laccase-Based Biocathodes [PDF]

open access: yesJournal of the American Chemical Society, 2012
Direct electron transfer (DET) reactions between redox enzymes and electrodes can be maximized by oriented immobilization of the enzyme molecules onto an electroactive surface modified with functionalized gold nanoparticles (AuNPs). Here, we present such strategy for obtaining a DET-based laccase (Lc) cathode for O(2) electroreduction at low ...
Gutiérrez-Sánchez, Cristina   +4 more
openaire   +3 more sources

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