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Microbial fuel cell compared to a chemostat (2022)
Journal Article
Greenman, J., Mendis, B. A., Gajda, I., & Ieropoulos, I. A. (2022). Microbial fuel cell compared to a chemostat. Chemosphere, 296, Article 133967. https://doi.org/10.1016/j.chemosphere.2022.133967

Microbial Fuel Cells (MFCs) represent a green and sustainable energy conversion system that integrate bacterial biofilms within an electrochemical two-electrode set-up to produce electricity from organic waste. In this review, we focus on a novel exp... Read More about Microbial fuel cell compared to a chemostat.

Microbial fuel cells in the house: A study on real household wastewater samples for treatment and power (2021)
Journal Article
You, J., Greenman, J., & Ieropoulos, I. A. (2021). Microbial fuel cells in the house: A study on real household wastewater samples for treatment and power. Sustainable Energy Technologies and Assessments, 48, Article 101618. https://doi.org/10.1016/j.seta.2021.101618

In line with the global movement towards sustainable buildings and dwellings, this work investigated the potential for integrating microbial fuel cell technology into future architecture. Various types of domestic greywater and wastewater from five d... Read More about Microbial fuel cells in the house: A study on real household wastewater samples for treatment and power.

Microbial fuel cells and their electrified biofilms (2021)
Journal Article
Greenman, J., Gajda, I., You, J., Mendis, B. A., Obata, O., Pasternak, G., & Ieropoulos, I. (2021). Microbial fuel cells and their electrified biofilms. Biofilms, 3, Article 100057. https://doi.org/10.1016/j.bioflm.2021.100057

Bioelectrochemical systems (BES) represent a wide range of different biofilm-based bioreactors that includes microbial fuel cells (MFCs), microbial electrolysis cells (MECs) and microbial desalination cells (MDCs). The first described bioelectrical b... Read More about Microbial fuel cells and their electrified biofilms.

Electrosynthesis, modulation, and self-driven electroseparation in microbial fuel cells (2021)
Journal Article
Gajda, I., You, J., Mendis, B. A., Greenman, J., & Ieropoulos, I. A. (2021). Electrosynthesis, modulation, and self-driven electroseparation in microbial fuel cells. iScience, 24(8), Article 102805. https://doi.org/10.1016/j.isci.2021.102805

Microbial electrosynthesis (MES) represents a sustainable platform that converts waste into resources, using microorganisms within an electrochemical cell. Traditionally, MES refers to the oxidation/reduction of a reactant at the electrode surface wi... Read More about Electrosynthesis, modulation, and self-driven electroseparation in microbial fuel cells.

Impact of inoculum type on the microbial community and power performance of urine-fed microbial fuel cells (2020)
Journal Article
Salar-Garcia, M. J., Obata, O., Kurt, H., Chandran, K., Greenman, J., & Ieropoulos, I. A. (2020). Impact of inoculum type on the microbial community and power performance of urine-fed microbial fuel cells. Microorganisms, 8(12), Article 1921. https://doi.org/10.3390/microorganisms8121921

Bacteria are the driving force of the microbial fuel cell (MFC) technology, which benefits from their natural ability to degrade organic matter and generate electricity. The development of an efficient anodic biofilm has a significant impact on the p... Read More about Impact of inoculum type on the microbial community and power performance of urine-fed microbial fuel cells.

Effect of microbial fuel cell operation time on the disinfection efficacy of electrochemically synthesised catholyte from urine (2020)
Journal Article
Merino-Jimenez, I., Obata, O., Pasternak, G., Gajda, I., Greenman, J., & Ieropoulos, I. (2021). Effect of microbial fuel cell operation time on the disinfection efficacy of electrochemically synthesised catholyte from urine. Process Biochemistry, 101, 294-303. https://doi.org/10.1016/j.procbio.2020.10.014

Microbial fuel cells (MFCs) offer an excellent solution to tackle some of the major challenges currently faced by humankind: sustainable energy sources, waste management and water stress. Besides treating wastewater and producing useful electricity f... Read More about Effect of microbial fuel cell operation time on the disinfection efficacy of electrochemically synthesised catholyte from urine.

Evaluation of artificial neural network algorithms for predicting the effect of the urine flow rate on the power performance of microbial fuel cells (2020)
Journal Article
de Ramón-Fernández, A., Salar-García, M. J., Ruiz Fernández, D., Greenman, J., & Ieropoulos, I. A. (2020). Evaluation of artificial neural network algorithms for predicting the effect of the urine flow rate on the power performance of microbial fuel cells. Energy, 213, Article 118806. https://doi.org/10.1016/j.energy.2020.118806

© 2020 The Authors Microbial fuel cell (MFC) power performance strongly depends on the biofilm growth, which in turn is affected by the feed flow rate. In this work, an artificial neural network (ANN) approach has been used to simulate the effect of... Read More about Evaluation of artificial neural network algorithms for predicting the effect of the urine flow rate on the power performance of microbial fuel cells.

Scaling up self-stratifying supercapacitive microbial fuel cell (2020)
Journal Article
Walter, X. A., Santoro, C., Greenman, J., & Ieropoulos, I. A. (2020). Scaling up self-stratifying supercapacitive microbial fuel cell. International Journal of Hydrogen Energy, 45(46), 25240-25248. https://doi.org/10.1016/j.ijhydene.2020.06.070

Self-stratifying microbial fuel cells with three different electrodes sizes and volumes were operated in supercapacitive mode. As the electrodes size increased, the equivalent series resistance decreased, and the overall power was enhanced (small: ES... Read More about Scaling up self-stratifying supercapacitive microbial fuel cell.

Developing 3D-printable cathode electrode for monolithically printed microbial fuel cells (MFCs) (2020)
Journal Article
Theodosiou, P., Greenman, J., & Ieropoulos, I. A. (2020). Developing 3D-printable cathode electrode for monolithically printed microbial fuel cells (MFCs). Molecules, 25(16), 1-11. https://doi.org/10.3390/molecules25163635

© 2020 by the authors. Microbial Fuel Cells (MFCs) employ microbial electroactive species to convert chemical energy stored in organic matter, into electricity. The properties of MFCs have made the technology attractive for bioenergy production. Howe... Read More about Developing 3D-printable cathode electrode for monolithically printed microbial fuel cells (MFCs).

From the lab to the field: Self-stratifying microbial fuel cells stacks directly powering lights (2020)
Journal Article
Walter, X. A., You, J., Winfield, J., Bajarunas, U., Greenman, J., & Ieropoulos, I. A. (2020). From the lab to the field: Self-stratifying microbial fuel cells stacks directly powering lights. Applied Energy, 277, Article 115514. https://doi.org/10.1016/j.apenergy.2020.115514

The microbial fuel cell (MFC) technology relies on energy storage and harvesting circuitry to deliver stable power outputs. This increases costs, and for wider deployment into society, these should be kept minimal. The present study reports how a MFC... Read More about From the lab to the field: Self-stratifying microbial fuel cells stacks directly powering lights.

Air-breathing cathode self-powered supercapacitive microbial fuel cell with human urine as electrolyte (2020)
Journal Article
Santoro, C., Walter, X. A., Soavi, F., Greenman, J., & Ieropoulos, I. (2020). Air-breathing cathode self-powered supercapacitive microbial fuel cell with human urine as electrolyte. Electrochimica Acta, 353, Article 136530. https://doi.org/10.1016/j.electacta.2020.136530

In this work, a membraneless microbial fuel cell (MFC) with an empty volume of 1.5 mL, fed continuously with hydrolysed urine, was tested in supercapacitive mode (SC-MFC). In order to enhance the power output, a double strategy was used: i) a double... Read More about Air-breathing cathode self-powered supercapacitive microbial fuel cell with human urine as electrolyte.

A new method for urine electrofiltration and long term power enhancement using surface modified anodes with activated carbon in ceramic microbial fuel cells (2020)
Journal Article
Gajda, I., You, J., Santoro, C., Greenman, J., & Ieropoulos, I. A. (2020). A new method for urine electrofiltration and long term power enhancement using surface modified anodes with activated carbon in ceramic microbial fuel cells. Electrochimica Acta, 353, Article 136388. https://doi.org/10.1016/j.electacta.2020.136388

This work is presenting for the first time the use of inexpensive and efficient anode material for boosting power production, as well as improving electrofiltration of human urine in tubular microbial fuel cells (MFCs). The MFCs were constructed usin... Read More about A new method for urine electrofiltration and long term power enhancement using surface modified anodes with activated carbon in ceramic microbial fuel cells.

Electroosmotically generated disinfectant from urine as a by-product of electricity in microbial fuel cell for the inactivation of pathogenic species (2020)
Journal Article
Gajda, I., Obata, O., Greenman, J., & Ieropoulos, I. A. (2020). Electroosmotically generated disinfectant from urine as a by-product of electricity in microbial fuel cell for the inactivation of pathogenic species. Scientific Reports, 10, Article 5533. https://doi.org/10.1038/s41598-020-60626-x

This work presents a small scale and low cost ceramic based microbial fuel cell, utilising human urine into electricity, while producing clean catholyte into an initially empty cathode chamber through the process of electro-osmostic drag. It is the f... Read More about Electroosmotically generated disinfectant from urine as a by-product of electricity in microbial fuel cell for the inactivation of pathogenic species.

Resilience and limitations of MFC anodic community when exposed to antibacterial agents (2020)
Journal Article
Ieropoulos, I., Obata, O., Greenman, J., Kurt, H., & Chandran, K. (2020). Resilience and limitations of MFC anodic community when exposed to antibacterial agents. Bioelectrochemistry, 134, Article 107500. https://doi.org/10.1016/j.bioelechem.2020.107500

This study evaluates the fate of certain bactericidal agents introduced into microbial fuel cell (MFC) cascades and the response of the microbial community. We tested the response of functioning urine fed MFC cascades using two very different bacteri... Read More about Resilience and limitations of MFC anodic community when exposed to antibacterial agents.

Urine in bioelectrochemical systems: An overall review (2020)
Journal Article
Santoro, C., Garcia, M. J. S., Walter, X. A., You, J., Theodosiou, P., Gajda, I., …Ieropoulos, I. (2020). Urine in bioelectrochemical systems: An overall review. ChemElectroChem, 7(6), 1312-1331. https://doi.org/10.1002/celc.201901995

In recent years, human urine has been successfully used as an electrolyte and organic substrate in bioelectrochemical systems (BESs) mainly due of its unique properties. Urine contains organic compounds that can be utilised as a fuel for energy recov... Read More about Urine in bioelectrochemical systems: An overall review.

Scalability and stacking of self-stratifying microbial fuel cells treating urine (2020)
Journal Article
Walter, X. A., Santoro, C., Greenman, J., & Ieropoulos, I. A. (2020). Scalability and stacking of self-stratifying microbial fuel cells treating urine. Bioelectrochemistry, 133, Article 107491. https://doi.org/10.1016/j.bioelechem.2020.107491

The scalability of Microbial fuel cells (MFCs) is key to the development of stacks. A recent study has shown that self-stratifying membraneless MFCs (S-MFCs) could be scaled down to 2 cm without performance deterioration. However, the scaling-up limi... Read More about Scalability and stacking of self-stratifying microbial fuel cells treating urine.

Microbial fuel cell stack performance enhancement through carbon veil anode modification with activated carbon powder (2020)
Journal Article
Gajda, I., Greenman, J., & Ieropoulos, I. (2020). Microbial fuel cell stack performance enhancement through carbon veil anode modification with activated carbon powder. Applied Energy, 262, Article 114475. https://doi.org/10.1016/j.apenergy.2019.114475

The chemical energy contained in urine can be efficiently extracted into direct electricity by Microbial Fuel Cell stacks to reach usable power levels for practical implementation and a decentralised power source in remote locations. Herein, a novel... Read More about Microbial fuel cell stack performance enhancement through carbon veil anode modification with activated carbon powder.

Long-term bio-power of ceramic microbial fuel cells in individual and stacked configurations (2020)
Journal Article
Gajda, I., Obata, O., Jose Salar-Garcia, M., Greenman, J., & Ieropoulos, I. A. (2020). Long-term bio-power of ceramic microbial fuel cells in individual and stacked configurations. Bioelectrochemistry, 133, Article 107459. https://doi.org/10.1016/j.bioelechem.2020.107459

© 2020 The Authors In order to improve the potential of Microbial Fuel Cells (MFCs) as an applicable technology, the main challenge is to engineer practical systems for bioenergy production at larger scales and to test how the prototypes withstand th... Read More about Long-term bio-power of ceramic microbial fuel cells in individual and stacked configurations.

Development of efficient electroactive biofilm in urine-fed microbial fuel cell cascades for bioelectricity generation (2020)
Journal Article
Obata, O., Salar-Garcia, M. J., Greenman, J., Kurt, H., Chandran, K., & Ieropoulos, I. (2020). Development of efficient electroactive biofilm in urine-fed microbial fuel cell cascades for bioelectricity generation. Journal of Environmental Management, 258, Article 109992. https://doi.org/10.1016/j.jenvman.2019.109992

The Microbial fuel cell (MFC) technology harnesses the potential of some naturally occurring bacteria for electricity generation. Digested sludge is commonly used as the inoculum to initiate the process. There are, however, health hazards and practic... Read More about Development of efficient electroactive biofilm in urine-fed microbial fuel cell cascades for bioelectricity generation.

Microbial fuel cells directly powering a microcomputer (2019)
Journal Article
Walter, A., Greenman, J., & Ieropoulos, I. (2020). Microbial fuel cells directly powering a microcomputer. Journal of Power Sources, 446, Article 227328. https://doi.org/10.1016/j.jpowsour.2019.227328

© 2019 The Authors Many studies have demonstrated that microbial fuel cells (MFC) can be energy-positive systems and power various low power applications. However, to be employed as a low-level power source, MFC systems rely on energy management circ... Read More about Microbial fuel cells directly powering a microcomputer.