Electron donor availability controls scale up of anodic biofilms

S Tutar, A Mohamed, PT Ha, H Beyenal - Bioelectrochemistry, 2020 - Elsevier
The scale up of bioelectrochemical systems (BESs) is a challenging problem that limits the
advancement and practical implementation of the technology. The goal of this work is to …

Fully Automated Microsystem for Unmediated Electrochemical Characterization, Visualization and Monitoring of Bacteria on Solid Media; E. coli K-12: A Case Study

CA Hernandez, V Beni, JF Osma - Biosensors, 2019 - mdpi.com
In this paper, we present a non-fluidic microsystem for the simultaneous visualization and
electrochemical evaluation of confined, growing bacteria on solid media. Using a completely …

Electrochemical characterization of current‐producing human oral pathogens by whole‐cell electrochemistry

D Naradasu, A Guionet, T Okinaga… - …, 2020 - Wiley Online Library
Extracellular electron transfer (EET) via cell‐bound redox enzymes and/or redox shuttles is
extensively studied in environmental bacteria. Meanwhile, EET capable pathogens have …

Spatial propagation of electrical signals in circular biofilms: A combined experimental and agent-based fire-diffuse-fire study

JA Blee, IS Roberts, TA Waigh - Physical Review E, 2019 - APS
Bacterial biofilms are a risk to human health, playing critical roles in persistent infections.
Recent studies have observed electrical signaling in biofilms and thus biofilms represent a …

Impact of electrode micro-and nano-scale topography on the formation and performance of microbial electrodes

P Champigneux, ML Delia, A Bergel - Biosensors and Bioelectronics, 2018 - Elsevier
From a fundamental standpoint, microbial electrochemistry is unravelling a thrilling link
between life and materials. Technically, it may be the source of a large number of new …

Discovery of a biofilm electrocline using real-time 3D metabolite analysis

D Koley, MM Ramsey, AJ Bard… - Proceedings of the …, 2011 - National Acad Sciences
Bacteria are social organisms that possess multiple pathways for sensing and responding to
small molecules produced by other microbes. Most bacteria in nature exist in sessile …

Electroactive mixed culture biofilms in microbial bioelectrochemical systems: the role of temperature for biofilm formation and performance

SA Patil, F Harnisch, B Kapadnis, U Schröder - Biosensors and …, 2010 - Elsevier
In this paper we investigate the temperature dependence and temperature limits of waste
water derived anodic microbial biofilms. We demonstrate that these biofilms are active in a …

A new angle to control concentration profiles at electroactive biofilm interfaces: Investigating a microfluidic perpendicular flow approach

L Gong, N Khodaparastasgarabad, DM Hall… - Electrochimica Acta, 2022 - Elsevier
To meet the growing interest in bioelectrochemical flow systems, we propose a new
microfluidic-based approach to studying electroactive biofilms (EABs). Despite the near …

The roles of biofilm conductivity and donor substrate kinetics in a mixed-culture biofilm anode

HS Lee, BR Dhar, J An, BE Rittmann… - … science & technology, 2016 - ACS Publications
We experimentally assessed the kinetics and thermodynamics of electron transfer (ET) from
the donor substrate (acetate) to the anode for a mixed-culture biofilm anode. We interpreted …

Microfluidic microbial bioelectrochemical systems: an integrated investigation platform for a more fundamental understanding of electroactive bacterial biofilms

S Pinck, LM Ostormujof, S Teychené, B Erable - Microorganisms, 2020 - mdpi.com
It is the ambition of many researchers to finally be able to close in on the fundamental,
coupled phenomena that occur during the formation and expression of electrocatalytic …