Results 21 to 30 of about 3,120 (236)

Hydrogen Production in Microbial Electrolysis Cells Using an Alginate Hydrogel Bioanode Encapsulated with a Filter Bag. [PDF]

open access: yesPolymers (Basel)
The bacterial anode of microbial electrolysis cells (MECs) is the limiting factor in a high hydrogen evolution reaction (HER). This study focused on improving biofilm attachment to a carbon-cloth anode using an alginate hydrogel.
Hirsch LO   +6 more
europepmc   +2 more sources

Surfactant-Free Formate/O2 Biofuel Cell with Electropolymerized Phenothiazine Derivative-Modified Enzymatic Bioanode. [PDF]

open access: yesACS Appl Bio Mater, 2023
A formate (HCOO–) bioanode was developed by utilizing a phenothiazine-based electropolymerized layer deposited on sucrose-derived carbon. The electrode modified with NAD-dependent formate dehydrogenase and the electropolymerized layer synergistically ...
Kosugi M, Tatara R, Fujii Y, Komaba S.
europepmc   +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

Chitosan-based enzyme ink for screen-printed bioanodes

open access: yesRSC Advances, 2021
Bio-composite inks based on magnesium oxide (MgO)-templated mesoporous carbon (MgOC) and chitosan cross-linked with genipin for one-step screen-printing process.
Isao Shitanda   +6 more
openaire   +4 more sources

Green Power Generation by Microbial Fuel Cells Using Pharmaceutical Wastewater as Substrate and Electroactive Biofilms (Bacteria/Biocarbon)

open access: yesJournal of Chemistry, 2022
In this work, electroactive biofilms of Bacillus subtilis (B. subtilis) or Escherichia coli (E. coli) were supported on functionalized biocarbon (AB7-F), which was synthesized from waste leather and was used as catalysts to develop bioanodes for ...
Ivonne L. Alonso-Lemus   +7 more
doaj   +1 more source

Comparison of Activation Methods for 3D-Printed Electrodes for Microbial Electrochemical Technologies

open access: yesApplied Sciences, 2021
Three-dimensional printing could provide flexibility in the design of a new generation of electrodes to be used in microbial electrochemical technologies (MET). In this work, we demonstrate the feasibility of using polylactic acid (PLA)/graphene—a common
Raúl M. Alonso   +3 more
doaj   +1 more source

Graphene-glucose oxidase bioanodes for enzymatic biofuel cells [PDF]

open access: yes, 2017
Enzymatic biofuel cells (EBFCs) are electrochemical devices, that produce electricity from energy stored in fuel molecules under catalysis of enzymes. An EBFC contains a bioanode and/or a biocathode, in which enzymes are used to catalyse oxidation of fuel molecules such as sugars, and dioxygen reduction, respectively.
Engelbrekt, Christian   +3 more
core   +2 more sources

Customizable design strategies for high-performance bioanodes in bioelectrochemical systems [PDF]

open access: yesiScience, 2021
Bioelectrochemical systems (BESs) can fulfill the demand for renewable energy and wastewater treatment but still face significant challenges to improve their overall performance. Core efforts have been made to enhance the bioelectrode performance, yet, previous approaches are fragmented and have limited applicability, unable to flexibly adjust ...
Yu-Ting He   +9 more
openaire   +3 more sources

Elastic Deformation of Cellulose/Lignin-Based Anode for Rejuvenating Aged Mix-Cultured Electroactive Biofilms. [PDF]

open access: yesAdv Sci (Weinh)
A new strategy for revitalizing aged biofilms using the elastic deformation of biomass‐based flexible carbon aerogel is proposed. The elastic deformation removes the nonelectrogenic bacteria and the dead electrogenic bacteria, as well as a lot of loosely bound extracellular polymer materials.
Liu X   +15 more
europepmc   +2 more sources

Electricity generation from wetlands with activated carbon bioanode [PDF]

open access: yesIOP Conference Series: Earth and Environmental Science, 2018
Abstract Paddy fields are potential non-tidal wetlands to apply Plant Microbial Fuel Cell (PMFC) technology. World widely they cover about 160 million ha of which 13.3 million ha is located in Indonesia. With the PMFC, in-situ electricity is generated by a bioanode with electrochemically active bacteria which use primary the organic ...
Sudirjo, E.   +2 more
openaire   +2 more sources

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