Research Repository

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Artificial neural network simulating microbial fuel cells with different membrane materials and electrode configurations (2019)
Journal Article
Tsompanas, M., You, J., Wallis, L., Greenman, J., & Ieropoulos, I. (2019). Artificial neural network simulating microbial fuel cells with different membrane materials and electrode configurations. Journal of Power Sources, 436, 226832. https://doi.org/10.1016/j.jpowsour.2019.226832

Microbial fuel cells (MFCs) are gaining interest due to higher power production achieved by deep analysis of their characteristics and their effect on the overall efficiency. To date, investigations on MFC efficiency, can only be based on laboratory... Read More

Response of ceramic microbial fuel cells to direct anodic airflow and novel hydrogel cathodes (2019)
Journal Article
Winfield, J., Greenman, J., & Ieropoulos, I. (2019). Response of ceramic microbial fuel cells to direct anodic airflow and novel hydrogel cathodes. International Journal of Hydrogen Energy, 44(29), 15344-15354. https://doi.org/10.1016/j.ijhydene.2019.04.024

The presence of air in the anode chamber of microbial fuel cells (MFCs) might be unavoidable in some applications. This study purposely exposed the anodic biofilm to air for sustained cycles using ceramic cylindrical MFCs. A method for improving oxyg... Read More

Iron-streptomycin derived catalyst for efficient oxygen reduction reaction in ceramic microbial fuel cells operating with urine (2019)
Journal Article
Salar Garcia, M. J., Santoro, C., Koudali, M., Serov, A., Artyushkova, K., Atanassov, P., & Ieropoulos, I. (2019). Iron-streptomycin derived catalyst for efficient oxygen reduction reaction in ceramic microbial fuel cells operating with urine. Journal of Power Sources, 425, 50-59. https://doi.org/10.1016/j.jpowsour.2019.03.052

In recent years, the microbial fuel cells (MFCs) technology has drawn the attention of the scientific community due to its ability to produce clean energy and treat different types of waste at the same time. Often, expensive catalysts are required to... Read More

Self-stratified and self-powered micro-supercapacitor integrated into a microbial fuel cell operating in human urine (2019)
Journal Article
Santoro, C., Walter, A. X., Soavi, F., Greenman, J., & Ieropoulos, I. (2019). Self-stratified and self-powered micro-supercapacitor integrated into a microbial fuel cell operating in human urine. Electrochimica Acta, 307, 241-252. https://doi.org/10.1016/j.electacta.2019.03.194

A self-stratified microbial fuel cell fed with human urine with a total internal volume of 0.55 ml was investigated as an internal supercapacitor, for the first time. The internal self-stratification allowed the development of two zones within the ce... Read More

Fate of three bioluminescent pathogenic bacteria fed through a cascade of urine microbial fuel cells (2019)
Journal Article
Ieropoulos, I., Obata, O., & Greenman, J. (2019). Fate of three bioluminescent pathogenic bacteria fed through a cascade of urine microbial fuel cells. Journal of Industrial Microbiology and Biotechnology, 46(5), 587-599. https://doi.org/10.1007/s10295-019-02153-x

Microbial fuel cell (MFC) technology is currently gaining recognition as one of the most promising bioenergy technologies of the future. One aspect of this technology that has received little attention is the disinfection of effluents and the fate of... Read More

Evaluation of electrode and solution area-based resistances enables quantitative comparisons of factors impacting microbial fuel cell performance (2019)
Journal Article
fuel cell performance. Environmental Science and Technology, 53(7), 3977-3986. https://doi.org/10.1021/acs.est.8b06004

Direct comparisons of microbial fuel cells based on maximum power densities are hindered by different reactor and electrode sizes, solution conductivities, and materials. We propose an alternative method here, the electrode potential slope (EPS) anal... Read More

Towards monolithically printed MFCs: Development of a 3D-printable membrane electrode assembly (MEA) (2019)
Journal Article
Theodosiou, P., Greenman, J., & Ieropoulos, I. (2019). Towards monolithically printed MFCs: Development of a 3D-printable membrane electrode assembly (MEA). International Journal of Hydrogen Energy, 44(9), 4450-4462. https://doi.org/10.1016/j.ijhydene.2018.12.163

Additive manufacturing (3D-printing) and microbial fuel cells (MFCs) are two rapidly growing technologies which have been previously combined to advance the development of the latter. In the same line of work, this paper reports on the fabrication of... Read More

Towards the optimisation of ceramic-based microbial fuel cells: a three-factor three-level response surface analysis design (2019)
Journal Article
Salar Garcia, M. J., De Ramon Fernandez, A., Ortiz Martinez, V. M., Ruiz Fernandez, D., & Ieropoulos, I. (2019). Towards the optimisation of ceramic-based microbial fuel cells: a three-factor three-level response surface analysis design. Biochemical Engineering Journal, 144, 119-124. https://doi.org/10.1016/j.bej.2019.01.015

Microbial fuel cells (MFCs) is an environment-friendly technology, which addresses two of the most important environmental issues worldwide: fossil fuel depletion and water scarcity. Modelling is a useful tool that allows us to understand the behavi... Read More

Scalability of self-stratifying microbial fuel cell: Towards height miniaturisation (2019)
Journal Article
Xavier, W., Carlo, S., John, G., & Ioannis, I. (2019). Scalability of self-stratifying microbial fuel cell: Towards height miniaturisation. Bioelectrochemistry, 127, 68-75. https://doi.org/10.1016/j.bioelechem.2019.01.004

The scalability of bioelectrochemical systems is a key parameter for their practical implementation in the real-world. Up until now, only urine-fed self-stratifying microbial fuel cells (SSM-MFCs) have been shown to be scalable in width and length wi... Read More

Increased power generation in supercapacitive microbial fuel cell stack using Fe-N-C cathode catalyst (2018)
Journal Article
Santoro, C., Kodali, M., Shamoon, N., Serov, A., Soavi, F., Merino-Jimenez, I., …Atanassov, P. (2019). Increased power generation in supercapacitive microbial fuel cell stack using Fe-N-C cathode catalyst. Journal of Power Sources, 412, 416-424. https://doi.org/10.1016/j.jpowsour.2018.11.069

The anode and cathode electrodes of a microbial fuel cell (MFC) stack, composed of 28 single MFCs, were used as the negative and positive electrodes, respectively of an internal self-charged supercapacitor. Particularly, carbon veil was used as the... Read More

Recent advancements in real-world microbial fuel cells applications (2018)
Journal Article
Gajda, I., Greenman, J., & Ieropoulos, I. (2018). Recent advancements in real-world microbial fuel cells applications. https://doi.org/10.1016/j.coelec.2018.09.006

This short review focuses on the recent developments of the Microbial Fuel Cell (MFC) technology, its scale-up and implementation in real world applications. Microbial Fuel Cells produce (bio)energy from waste streams, which can reduce environmental... Read More

Dynamic evolution of anodic biofilm when maturing under different external resistive loads in microbial fuel cells. Electrochemical perspective (2018)
Journal Article
Pasternak, G. (2018). Dynamic evolution of anodic biofilm when maturing under different external resistive loads in microbial fuel cells. Electrochemical perspective. Journal of Power Sources, 400, 392-401. https://doi.org/10.1016/j.jpowsour.2018.08.031

Appropriate inoculation and maturation may be crucial for shortening the startup time and maximising power output of Microbial Fuel Cells (MFCs), whilst ensuring stable operation. In this study we explore the relationship between electrochemical para... Read More

Miniaturised ceramic-based microbial fuel cell for efficient power generation from urine and stack development (2018)
Journal Article
Gajda, I., Stinchcombe, A., Merino-Jimenez, I., Pasternak, G., Sanchez-Herranz, D., Greenman, J., & Ieropoulos, I. (2018). Miniaturised ceramic-based microbial fuel cell for efficient power generation from urine and stack development. Frontiers in Energy Research, 6(84), https://doi.org/10.3389/fenrg.2018.00084

One of the challenges in Microbial Fuel Cell (MFC) technology is the improvement of the power output and the lowering of the cost required to scale up the system to achieve usable energy levels for real life applications. This can be achieved by stac... Read More

Small ceramic microbial fuel cell as a trigenerative system for electricity, organics degradation and urine filtration (2018)
Presentation / Conference
Gajda, I., Greenman, J., Santoro, C., Serov, A., Atanassov, P., & Ieropoulos, I. (2018, September). Small ceramic microbial fuel cell as a trigenerative system for electricity, organics degradation and urine filtration. Paper presented at AiMES 2018 : ECS and SMEQ Joint International Meeting

Bioelectrochemical systems are employing microbes as biocatalysts to convert waste into valuable resources. For example, a Microbial Fuel Cell (MFC) utilises chemical energy locked in human urine into direct electrical current and can be scaled-up to... Read More

Novel analytical microbial fuel cell design for rapid in situ optimisation of dilution rate and substrate supply rate, by flow, volume control and anode placement (2018)
Journal Article
anode placement. Energies, 11(9), 2377. https://doi.org/10.3390/en11092377

A new analytical design of continuously-fed microbial fuel cell was built in triplicate in order to investigate relations and effects of various operating parameters such as flow rate and substrate supply rate, in terms of power output and chemical o... Read More

Anode surface modification with activated carbon for improved power generation in urine fed Microbial Fuel Cells (2018)
Presentation / Conference
Gajda, I., You, J., Santoro, C., Greenman, J., & Ieropoulos, I. (2018, September). Anode surface modification with activated carbon for improved power generation in urine fed Microbial Fuel Cells. Poster presented at 69th Annual Meeting of the International Society of Electrochemistry

Microbial Fuel Cells (MFCs) utilise organic feedstocks such as urine as fuel for direct electricity production, by employing anode respiring microbes that convert organic matter into electrons while treating waste. One possible approach to bring this... Read More

Urine microbial fuel cells in a semi-controlled environment for onsite urine pre-treatment and electricity production (2018)
Journal Article
Cid, C., Stinchcombe, A., Ieropoulos, I., & Hoffmann, M. (2018). Urine microbial fuel cells in a semi-controlled environment for onsite urine pre-treatment and electricity production. Journal of Power Sources, 400, 441-448. https://doi.org/10.1016/j.jpowsour.2018.08.051

Microbial fuel cell (MFC) systems have the ability to oxidize organic matter and transfer electrons to an external circuit as electricity at voltage levels of

Self-stratifying microbial fuel cell: The importance of the cathode electrode immersion height (2018)
Journal Article
Walter, X. A., Santoro, C., Greenman, J., & Ieropoulos, I. (2019). Self-stratifying microbial fuel cell: The importance of the cathode electrode immersion height. International Journal of Hydrogen Energy, 44(9), 4524-4532. https://doi.org/10.1016/j.ijhydene.2018.07.033

Power generation of bioelectrochemical systems (BESs) is a very important electrochemical parameter to consider particularly when the output has to be harvested for practical applications. This work studies the effect of cathode immersion on the perf... Read More

Multi-functional microbial fuel cells for power, treatment and electro-osmotic purification of urine (2018)
Journal Article
Gajda, I., Greenman, J., Santoro, C., Serov, A., Atanassov, P., Melhuish, C., & Ieropoulos, I. (2019). Multi-functional microbial fuel cells for power, treatment and electro-osmotic purification of urine. Journal of Chemical Technology and Biotechnology, 94(7), 2098-2106. https://doi.org/10.1002/jctb.5792

BACKGROUND: In this work, a small scale ceramic microbial fuel cell (MFC) with a novel type of metal-carbon-derived electrocatalyst containing iron and nicarbazin (Fe-NCB) was developed, to enhance electricity generation from neat human urine. Substr... Read More

Transient rheological behavior of semisolid SEED-processed 7075 aluminum alloys in rapid compression (2018)
Journal Article
Bolouri, A., & Chen, X. (2018). Transient rheological behavior of semisolid SEED-processed 7075 aluminum alloys in rapid compression. Metallurgical and Materials Transactions B, 49(5), 2858-2867. https://doi.org/10.1007/s11663-018-1372-y

AbstractThe transient rheological behavior and microstructure evolution of semisolid SEED-processed 7075 aluminum alloys were studied using the rapid compression tests. The effects of the TiB2 grain refinement on the grain morphology and size of semi... Read More