Recent advances and emerging challenges in microbial electrolysis cells (MECs) for microbial production of hydrogen and value-added chemicals

A Kadier, MS Kalil, P Abdeshahian… - … and Sustainable Energy …, 2016 - Elsevier
Microbial electrolysis cell (MEC) is a potentially attractive green technology to tackle the
global warming and energy crisis, which employs electrochemically active bacteria to …

Biotransformation of carbon dioxide in bioelectrochemical systems: State of the art and future prospects

S Bajracharya, S Srikanth, G Mohanakrishna… - Journal of Power …, 2017 - Elsevier
Abstract Carbon dioxide (CO 2) utilization/recycling for the production of chemicals and
gaseous/liquid energy-carriers is a way to moderate the rising CO 2 in the atmosphere. One …

[HTML][HTML] Microbial electrolysis cells for electromethanogenesis: Materials, configurations and operations

AA Pawar, A Karthic, S Lee, S Pandit… - Environmental Engineering …, 2022 - eeer.org
Anaerobic digestion is a traditional method of producing methane-containing biogas by
utilizing the methanogenic conversion of organic matter like agricultural waste and animal …

A critical evaluation of the pH split and associated effects in bioelectrochemical processes

M Zeppilli, P Paiano, C Torres, D Pant - Chemical Engineering Journal, 2021 - Elsevier
Typical reactions in bioelectrochemical systems (BESs) promote the phenomenon of the pH
split between anode and cathode. The pH split results in an undesirable phenomenon which …

Influence of applied voltage on the performance of bioelectrochemical anaerobic digestion of sewage sludge and planktonic microbial communities at ambient …

Q Feng, YC Song, BU Bae - Bioresource technology, 2016 - Elsevier
The influence of applied voltage on the bioelectrochemical anaerobic digestion of sewage
sludge was studied at ambient temperature (25±2° C). The stability of the bioelectrochemical …

Characterization and significance of extracellular polymeric substances, reactive oxygen species, and extracellular electron transfer in methanogenic biocathode

BS Zakaria, BR Dhar - Scientific reports, 2021 - nature.com
The microbial electrolysis cell assisted anaerobic digestion holds great promises over
conventional anaerobic digestion. This article reports an experimental investigation of …

Granular carbon-based electrodes as cathodes in methane-producing bioelectrochemical systems

D Liu, M Roca-Puigros, F Geppert… - … in bioengineering and …, 2018 - frontiersin.org
Methane-producing bioelectrochemical systems generate methane by using
microorganisms to reduce carbon dioxide at the cathode with external electricity supply. This …

[HTML][HTML] Bioelectromethanogenesis reaction in a tubular Microbial Electrolysis Cell (MEC) for biogas upgrading

M Zeppilli, L Cristiani, E Dell'Armi, M Majone - Renewable Energy, 2020 - Elsevier
The utilization of a pilot scale tubular Microbial Electrolysis Cell (MEC), has been tested as
an innovative biogas upgrading technology. The bioelectromethanogenesis reaction permits …

Enhanced methane production using pretreated sludge in MEC-AD system: Performance, microbial activity, and implications at different applied voltages

A Joicy, H Seo, ME Lee, DH Kim, SK Cho… - International Journal of …, 2022 - Elsevier
Although various pretreatment methods are employed to promote sludge hydrolysis and
thereby promoting methane production in the subsequent microbial electrolysis cell assisted …

Set anode potentials affect the electron fluxes and microbial community structure in propionate-fed microbial electrolysis cells

AR Hari, KP Katuri, BE Logan, PE Saikaly - Scientific reports, 2016 - nature.com
Anode potential has been shown to be a critical factor in the rate of acetate removal in
microbial electrolysis cells (MECs), but studies with fermentable substrates and set …