Microbial electroactive biofilms

R Kiran, SA Patil - Introduction to biofilm engineering, 2019 - ACS Publications
Microbial metabolism coupled with extracellular electron transfer (EET) plays a crucial role
in redox cycling of major elements in natural environments. The EET capabilities of …

Protamine Promotes Direct Electron Transfer Between Shewanella oneidensis Cells and Carbon Nanomaterials in Bacterial Biocomposites

S Pinck, FPA Jorand, M Xu, M Etienne - ChemElectroChem, 2019 - Wiley Online Library
In this work, we studied the direct electron transfer reactions occurring in a biocomposite
resulting from the self‐assembly of Shewanella oneidensis MR‐1 cells with different carbon …

Protons accumulation during anodic phase turned to advantage for oxygen reduction during cathodic phase in reversible bioelectrodes

E Blanchet, S Pécastaings, B Erable, C Roques… - Bioresource …, 2014 - Elsevier
Reversible bioelectrodes were designed by alternating acetate and oxygen supply. It was
demonstrated that the protons produced and accumulated inside the biofilm during the …

Electrochemical micro-structuring of graphite felt electrodes for accelerated formation of electroactive biofilms on microbial anodes

B Cercado-Quezada, ML Delia, A Bergel - Electrochemistry …, 2011 - Elsevier
Electroactive biofilms were formed on graphite felt anodes under constant potential
polarisation using compost leachate as the inoculum and dairy waste as the substrate. A …

Monitoring the development of a microbial electrolysis cell bioanode using an electrochemical quartz crystal microbalance

JM Kleijn, Q Lhuillier, AW Jeremiasse - Bioelectrochemistry, 2010 - Elsevier
In this paper we explored the use of an electrochemical quartz crystal microbalance (QCM)
to follow the development of electrochemically active biofilms on electrodes. With this …

In situ measurements of dissolved oxygen, pH and redox potential of biocathode microenvironments using microelectrodes

Z Wang, H Deng, L Chen, Y Xiao, F Zhao - Bioresource technology, 2013 - Elsevier
Biofilms are the core component of bioelectrochemical systems (BESs). To understand the
polarization effects on biocathode performance of BES, dissolved oxygen concentrations …

Kinetics and scale up of oxygen reducing cathodic biofilms

A Mohamed, PT Ha, H Beyenal - Biofilm, 2021 - Elsevier
The goals of this work were to study the kinetics and investigate the factors controlling the
scale up of oxygen reducing mixed culture cathodic biofilms. Cathodic biofilms were …

Monitoring of electro-active biofilm in soil

P Cristiani, A Franzetti, G Bestetti - Electrochimica acta, 2008 - Elsevier
The present paper describes a new tool for on-line monitoring of biofilm growth in the soil.
The work deals with the application in soil of the same electrochemical techniques already …

Application of electro-active biofilms

B Erable, NM Duţeanu, MM Ghangrekar, C Dumas… - Biofouling, 2010 - Taylor & Francis
The concept of an electro-active biofilm (EAB) has recently emerged from a few studies that
discovered that certain bacteria which form biofilms on conductive materials can achieve a …

Reaction kinetics of anodic biofilms under changing substrate concentrations: Uncovering shifts in Nernst‐Monod curves via substrate pulses

F Kubannek, J Block, B Munirathinam… - Engineering in Life …, 2022 - Wiley Online Library
In the present study, it is shown that the concentration dependency of undefined mixed
culture anodic biofilms does not follow a single kinetic curve, such as the Nernst‐Monod …