Results 81 to 90 of about 15,135 (170)

Stable Carbon Isotope Values of Bacteria‐Specific Fatty Acids to Assess the Reactivity of Sedimentary Organic Matter in the St. Lawrence Estuary and Gulf

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 2, February 2026.
Abstract Coastal systems have seen increasing pressure from anthropogenic activities since the beginning of the century, affecting the health of these ecosystems. This increased pressure takes the form of an increase discharge of terrestrial organic matter (OM) and nutrients, leading to a higher primary productivity in the surface waters and to higher ...
Frédéric Leone   +5 more
wiley   +1 more source

Electrochemical activity of Geobacter sulfurreducens biofilms on stainless steel anodes [PDF]

open access: yes, 2008
Stainless steel was studied as anode for the biocatalysis of acetate oxidation by biofilms of Geobacter sulfurreducens. Electrodeswere individually polarized at different potential in the range−0.20V to +0.20V vs. Ag/AgCl either in the same reactor or in
Basséguy, Régine   +2 more
core   +2 more sources

Defined Electrosynthetic Microbial Consortia Reveal Electron Transfer Modes Governing Acetate Production

open access: yesAdvanced Science, Volume 13, Issue 6, 30 January 2026.
Spatially resolved Shewanella–acetogen interactions link DIET and MET pathways to acetate formation, offering a generalizable framework for designing structured, high‐efficiency microbial electrosynthesis systems. Abstract Precise manipulation of interspecies electron transfer (IET) is critical for advancing microbial electrosynthesis (MES) toward ...
Jing Zhang   +8 more
wiley   +1 more source

Azo Dye Decolorization in Bioelectrochemical System: Characteristic Analysis of Electrochemical Active Biofilms

open access: yesInternational Journal of Electrochemical Science, 2016
Electrochemical active biofilms (EABs) have attracted considerable attractions in bioelectrochemical systems (BESs) field for pollutants degradation from waste water.
You-Zhao Wang   +6 more
doaj   +1 more source

Recent advances in electron transfer between biofilms and metals [PDF]

open access: yes, 2007
Microbial biofilms produce electrochemical interactions with metal surfaces by following a wide variety of different electron exchange pathways. Reviewing the mechanisms identified in the biocorrosion of steels leads us to distinguish direct and indirect
Bergel, Alain
core   +1 more source

The Role of Fe(II) Minerals in Carbon Stabilization in Coastal and Estuarine Anoxic Environments

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 1, January 2026.
Abstract Fe(III) (oxyhydr)oxides are well‐known for their role in organic carbon (OC) stabilization in terrestrial soils. Coastal and estuarine soils typically act as iron sinks and receive a high input of OC. However, tidal submersion induces anoxic and reducing conditions that favor the microbial reductive dissolution of Fe(III) (oxyhydr)oxides ...
Jan Jagode   +2 more
wiley   +1 more source

Forming microbial anodes under delayed polarisation modifies the electron transfer network and decreases the polarisation time required. [PDF]

open access: yes, 2012
Microbial anodes were formed from compost leachate on carbon cloth electrodes. The biofilms formed at the surface of electrodes kept at open circuit contained microorganisms that switched their metabolism towards electrode respiration in response to a ...
Bergel, Alain   +4 more
core   +2 more sources

Bioelectrochemical‐Augmented Hybrid PV‐Battery System for Off‐Grid Aquaculture Internet of Things Monitoring

open access: yesIET Wireless Sensor Systems, Volume 16, Issue 1, January/December 2026.
This work experimentally validates the integration of bioelectrochemical energy based on the microbial fuel cells (MFC) into a hybrid PV‐battery system for off‐grid aquaculture IoT monitoring. Results demonstrate that MFC integration reduces battery discharge by 6.1% extending operational lifespan while minimising electronic waste. ABSTRACT Internet of
Afef Bohli, Ridha Bouallegue
wiley   +1 more source

Microbial population changes during bioremediation of nitroaromatic - and nitramine-contaminated lagoon [PDF]

open access: yes, 2008
Nitration reactions of aromatic compounds are commonly involved in military industrial processes. Military industries treated their process effluents using lagoon systems for many years.
Goñi, Marisol   +5 more
core   +1 more source

Millimetre‐Scale Stratification of Microbial Communities in Hydrothermal Sediments

open access: yesEnvironmental Microbiology, Volume 28, Issue 1, January 2026.
Zooming into the millimetre‐scale spatial distribution of organic molecules in hydrothermally impacted sediments using mass spectrometry imaging reveals a distinct lipid zonation with abrupt transitions at critical redox interfaces. This zonation reflects a pronounced stratification of diverse microbial communities and highlights surprisingly ...
Janina Groninga   +5 more
wiley   +1 more source

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