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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, 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.

Improving the power performance of urine-fed microbial fuel cells using PEDOT-PSS modified anodes (2020)
Journal Article
Salar-Garcia, M. J., Montilla, F., Quijada, C., Morallon, E., & Ieropoulos, I. (2020). Improving the power performance of urine-fed microbial fuel cells using PEDOT-PSS modified anodes. Applied Energy, 278, https://doi.org/10.1016/j.apenergy.2020.115528

© 2020 The Authors The need for improving the energy harvesting from Microbial Fuel Cells (MFCs) has boosted the design of new materials in order to increase the power performance of this technology and facilitate its practical application. According... Read More about Improving the power performance of urine-fed microbial fuel cells using PEDOT-PSS modified anodes.

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, 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.

Complete microbial fuel cell fabrication using additive layer manufacturing (2020)
Journal Article
You, J., Fan, H., Winfield, J., & Ieropoulos, I. A. (2020). Complete microbial fuel cell fabrication using additive layer manufacturing. Molecules, 25(13), https://doi.org/10.3390/molecules25133051

Improving the efficiency of microbial fuel cell (MFC) technology by enhancing the system performance and reducing the production cost is essential for commercialisation. In this study, building an additive manufacturing (AM)-built MFC comprising all... Read More about Complete microbial fuel cell fabrication using additive layer manufacturing.

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, 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, 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, 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.

Multidimensional benefits of improved sanitation: Evaluating 'PEE POWER®' in Kisoro, Uganda (2020)
Journal Article
You, J., Staddon, C., Cook, A., Walker, J., Boulton, J., Powell, W., & Ieropoulos, I. (2020). Multidimensional benefits of improved sanitation: Evaluating 'PEE POWER®' in Kisoro, Uganda. International Journal of Environmental Research and Public Health, 17(7), https://doi.org/10.3390/ijerph17072175

With 2.3 billion people around the world lacking adequate sanitation services, attention has turned to alternative service provision models. This study suggests an approach for meeting the sanitation challenge, especially as expressed in Sustainable... Read More about Multidimensional benefits of improved sanitation: Evaluating 'PEE POWER®' in Kisoro, Uganda.

Resilience and limitations of MFC anodic community when exposed to antibacterial agents (2020)
Journal Article
Ieropoulos, I., Obata, O., Greenman, J., Ieropoulos, Y., Kurt, H., & Chandran, K. (2020). Resilience and limitations of MFC anodic community when exposed to antibacterial agents. Bioelectrochemistry, 134, 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, 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, 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.

Optimisation of the internal structure of ceramic membranes for electricity production in urine-fed microbial fuel cells (2020)
Journal Article
Salar-García, M. J., & Ieropoulos, I. (2020). Optimisation of the internal structure of ceramic membranes for electricity production in urine-fed microbial fuel cells. Journal of Power Sources, 451, https://doi.org/10.1016/j.jpowsour.2020.227741

The need to find a feasible alternative to commercial membranes for microbial fuel cells (MFCs) poses an important challenge for the practical implementation of this technology. This work aims to analyse the influence of the internal structure of low... Read More about Optimisation of the internal structure of ceramic membranes for electricity production in urine-fed microbial fuel cells.

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, 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, 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, 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.

A comprehensive study of custom-made ceramic separators for microbial fuel cells: Towards "living" bricks (2019)
Journal Article
You, J., Wallis, L., Radisavljevic, N., Pasternak, G., Sglavo, V. M., Hanczyc, M. M., …Ieropoulos, I. (2019). A comprehensive study of custom-made ceramic separators for microbial fuel cells: Towards "living" bricks. Energies, 12(21), https://doi.org/10.3390/en12214071

Towards the commercialisation of microbial fuel cell (MFC) technology, well-performing, cost-effective, and sustainable separators are being developed. Ceramic is one of the promising materials for this purpose. In this study, ceramic separators made... Read More about A comprehensive study of custom-made ceramic separators for microbial fuel cells: Towards "living" bricks.

Combination of bioelectrochemical systems and electrochemical capacitors: Principles, analysis and opportunities (2019)
Journal Article
Caizán-Juanarena, L., Borsje, C., Sleutels, T., Yntema, D., Santoro, C., Ieropoulos, I., …ter Heijne, A. (2020). Combination of bioelectrochemical systems and electrochemical capacitors: Principles, analysis and opportunities. Biotechnology Advances, 39, https://doi.org/10.1016/j.biotechadv.2019.107456

© 2019 The Authors Bioelectrochemical systems combine electrodes and reactions driven by microorganisms for many different applications. The conversion of organic material in wastewater into electricity occurs in microbial fuel cells (MFCs). The powe... Read More about Combination of bioelectrochemical systems and electrochemical capacitors: Principles, analysis and opportunities.