Results 41 to 50 of about 6,755 (188)

Aromatic Amino Acids Required for Pili Conductivity and Long-Range Extracellular Electron Transport in Geobacter sulfurreducens

open access: yesmBio, 2013
It has been proposed that Geobacter sulfurreducens requires conductive pili for long-range electron transport to Fe(III) oxides and for high-density current production in microbial fuel cells. In order to investigate this further, we constructed a strain
Madeline Vargas   +8 more
doaj   +1 more source

Microbial Communities and Electrochemical Performance of Titanium-Based Anodic Electrodes in a Microbial Fuel Cell [PDF]

open access: yes, 2011
Four types of titanium (Ti)-based electrodes were tested in the same microbial fuel cell (MFC) anodic compartment. Their electrochemical performances and the dominant microbial communities of the electrode biofilms were compared.
Michaelidou, U.   +5 more
core   +4 more sources

Effect of surface roughness, biofilm coverage and biofilm structure on the electrochemical efficiency of microbial cathodes [PDF]

open access: yes, 2011
Biofilms of Geobacter sulfurreducens were formed under chronoamperometry at −0.5 V and −0.6 V vs. Ag/AgCl on stainless steel cathodes and tested for fumarate reduction.
Bergel, Alain   +2 more
core   +2 more sources

Effect of Geobacter sulfurreducens on the microbial corrosion of mild steel, ferritic and austenitic stainless steels [PDF]

open access: yes, 2009
The influence of Geobacter sulfurreducens was tested on the anaerobic corrosion of four different steels: mild steel 1145, ferritic steel 403 and austenitic steels 304L and 316L.
Basséguy, Régine   +3 more
core   +2 more sources

The relay network of Geobacter biofilms [PDF]

open access: yes, 2018
While actual models explaining electron conduction in electricity producing biofilms have evolved separately to apparent irreconcilable conceptual positions, finding cytochrome complexes in the external matrix of Geobacter biofilms supports the proposal ...
Busalmen, Juan Pablo   +3 more
core   +1 more source

Electrochemical characterization of Geobacter lovleyi identifies limitations of microbial fuel cell performance in constructed wetlands [PDF]

open access: yes, 2017
Microbial Fuel Cells implemented in Constructed Wetlands (CW-MFCs) show limited performance. Geobacter Lovleyi has been demonstrated to be one of the predominant bacterial species in active CW-MFCs. The aim of this study was to characterize the growth of
Corbella Vidal, Clara   +3 more
core   +6 more sources

100 years of microbial electricity production : three concepts for the future [PDF]

open access: yes, 2012
Bioelectrochemical systems (BES) have been explored according to three main concepts: to produce energy from organic substrates, to generate products and to provide specific environmental services.
Arends, Jan, Verstraete, Willy
core   +2 more sources

Effect of the semi-conductive properties of the passive layer on the current provided by stainless steel microbial cathodes [PDF]

open access: yes, 2011
Geobacter sulfur reducens biofilms were formed under constant polarisation at −0.6 V vs. Ag/AgCl on stainless steel cathodes to catalyse the reduction of fumarate.
Basséguy, Régine   +3 more
core   +2 more sources

50 Years of Giese Reaction – a Personal View

open access: yesAngewandte Chemie, Volume 138, Issue 7, 9 February 2026.
The Giese‐Reaction celebrates its 50. Birthday, it is a cyclic radical chain reaction centered around C,C‐bond formation in a three component synthesis. This minireview speaks about the birth of the name‐reaction, explains how the complete understanding of its reaction mechanism stimulates new methods in organic synthesis, and why it can proceed in ...
Martin Spichty   +4 more
wiley   +2 more sources

Recent Origin of the Methacrylate Redox System in Geobacter sulfurreducens AM-1 through Horizontal Gene Transfer.

open access: yesPLoS ONE, 2015
The origin and evolution of novel biochemical functions remains one of the key questions in molecular evolution. We study recently emerged methacrylate reductase function that is thought to have emerged in the last century and reported in Geobacter ...
Oksana V Arkhipova   +6 more
doaj   +1 more source

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