All Outputs (12)

3D-printed hierarchical pillar array electrodes for high-performance semi-artificial photosynthesis (2022)
Journal Article
Chen, X., Lawrence, J. M., Wey, L. T., Schertel, L., Jing, Q., Vignolini, S., …Zhang, J. Z. (2022). 3D-printed hierarchical pillar array electrodes for high-performance semi-artificial photosynthesis. Nature Materials, 21(7), 811-818. https://doi.org/10.1038/s41563-022-01205-5

The rewiring of photosynthetic biomachineries to electrodes is a forward-looking semi-artificial route for sustainable bio-electricity and fuel generation. Currently, it is unclear how the electrode and biomaterial interface can be designed to meet t... Read More about 3D-printed hierarchical pillar array electrodes for high-performance semi-artificial photosynthesis.

A biophotoelectrochemical approach to unravelling the role of cyanobacterial cell structures in exoelectrogenesis (2021)
Journal Article
Wey, L. T., Lawrence, J. M., Chen, X., Clark, R., Lea-Smith, D. J., Zhang, J. Z., & Howe, C. J. (2021). A biophotoelectrochemical approach to unravelling the role of cyanobacterial cell structures in exoelectrogenesis. Electrochimica Acta, 395, Article 139214. https://doi.org/10.1016/j.electacta.2021.139214

Photosynthetic microorganisms can export electrons outside their cells, a phenomenon called exoelectrogenesis, which can be harnessed for solar energy conversion. However, the route electrons take from thylakoid membranes to the cell exterior is not... Read More about A biophotoelectrochemical approach to unravelling the role of cyanobacterial cell structures in exoelectrogenesis.

Phenazines as model low-midpoint potential electron shuttles for photosynthetic bioelectrochemical systems (2021)
Journal Article
Clifford, E. R., Bradley, R. W., Wey, L. T., Lawrence, J. M., Chen, X., Howe, C. J., & Zhang, J. Z. (2021). Phenazines as model low-midpoint potential electron shuttles for photosynthetic bioelectrochemical systems. Chemical Science, 12(9), 3328-3338. https://doi.org/10.1039/d0sc05655c

Bioelectrochemical approaches for energy conversion rely on efficient wiring of natural electron transport chains to electrodes. However, state-of-the-art exogenous electron mediators give rise to significant energy losses and, in the case of living... Read More about Phenazines as model low-midpoint potential electron shuttles for photosynthetic bioelectrochemical systems.

Aerosol Jet Printed Micropillar Electrodes For Biophotovoltaics (2020)
Presentation / Conference Contribution
Chen, X., Wey, L., Lawrence, J., Howe, C., Kar-Narayan, S., & Zhang, J. (2020, October). Aerosol Jet Printed Micropillar Electrodes For Biophotovoltaics. Presented at International Online Conference on Bio-hybrid Approaches to Solar Energy Conversion (Biohybrid), Online, Spain

There is growing interest in immobilizing oxygenic photosynthetic microorganisms, such as algae and cyanobacteria, onto electrodes to convert solar energy to electricity. This process forms the basis of biophotovoltaics (BPV)[1]. Previous research h... Read More about Aerosol Jet Printed Micropillar Electrodes For Biophotovoltaics.

Model-guided design of a high performance and durability Ni nanofiber/ceria matrix solid oxide fuel cell electrode (2020)
Journal Article
Ouyang, M., Bertei, A., Cooper, S. J., Wu, Y., Boldrin, P., Liu, X., …Brandon, N. P. (2021). Model-guided design of a high performance and durability Ni nanofiber/ceria matrix solid oxide fuel cell electrode. Journal of Energy Chemistry, 56, 98-112. https://doi.org/10.1016/j.jechem.2020.07.026

Mixed ionic electronic conductors (MIECs) have attracted increasing attention as anode materials for solid oxide fuel cells (SOFCs) and they hold great promise for lowering the operation temperature of SOFCs. However, there has been a lack of underst... Read More about Model-guided design of a high performance and durability Ni nanofiber/ceria matrix solid oxide fuel cell electrode.

Electrospun composite nanofibre supercapacitors enhanced with electrochemically 3D printed current collectors (2019)
Journal Article
Chen, X., Liu, X., Ouyang, M., Childs, P., Brandon, N., & Wu, B. (2019). Electrospun composite nanofibre supercapacitors enhanced with electrochemically 3D printed current collectors. Journal of Energy Storage, 26, Article 100993. https://doi.org/10.1016/j.est.2019.100993

Carbonised electrospun nanofibres are attractive for supercapacitors due to their relatively high surface area, facile production routes and flexibility. With the addition of materials such as manganese oxide (MnO), the specific capacitance of the ca... Read More about Electrospun composite nanofibre supercapacitors enhanced with electrochemically 3D printed current collectors.

The Development of Biophotovoltaic Systems for Power Generation and Biological Analysis (2019)
Journal Article
Wey, L. T., Bombelli, P., Chen, X., Lawrence, J. M., Rabideau, C. M., Rowden, S. J., …Howe, C. J. (2019). The Development of Biophotovoltaic Systems for Power Generation and Biological Analysis. ChemElectroChem, 6(21), 5375-5386. https://doi.org/10.1002/celc.201900997

Biophotovoltaic systems (BPVs) resemble microbial fuel cells, but utilise oxygenic photosynthetic microorganisms associated with an anode to generate an extracellular electrical current, which is stimulated by illumination. Study and exploitation of... Read More about The Development of Biophotovoltaic Systems for Power Generation and Biological Analysis.

A mechanistic study of the interactions between methane and nickel supported on doped ceria (2019)
Journal Article
Ouyang, M., Boldrin, P., Maher, R. C., Chen, X., Liu, X., Cohen, L. F., & Brandon, N. P. (2019). A mechanistic study of the interactions between methane and nickel supported on doped ceria. Applied Catalysis B: Environmental, 248, 332-340. https://doi.org/10.1016/j.apcatb.2019.02.038

A novel combined method using modified methane pulses and in-situ Raman spectroscopy together with mass spectrometry is applied to impregnated Ni/gadolinium-doped ceria (CGO). The partial oxidation of methane is deduced to proceed via a Mars-van-Krev... Read More about A mechanistic study of the interactions between methane and nickel supported on doped ceria.

Multi-metal 4D printing with a desktop electrochemical 3D printer (2019)
Journal Article
Chen, X., Liu, X., Ouyang, M., Chen, J., Taiwo, O., Xia, Y., …Wu, B. (2019). Multi-metal 4D printing with a desktop electrochemical 3D printer. Scientific Reports, 9(1), Article 3973. https://doi.org/10.1038/s41598-019-40774-5

4D printing has the potential to create complex 3D geometries which are able to react to environmental stimuli opening new design possibilities. However, the vast majority of 4D printing approaches use polymer based materials, which limits the operat... Read More about Multi-metal 4D printing with a desktop electrochemical 3D printer.

Flexible all-fiber electrospun supercapacitor (2018)
Journal Article
Liu, X., Naylor Marlow, M., Cooper, S. J., Song, B., Chen, X., Brandon, N. P., & Wu, B. (2018). Flexible all-fiber electrospun supercapacitor. Journal of Power Sources, 384, 264-269. https://doi.org/10.1016/j.jpowsour.2018.02.081

We present an all-fiber flexible supercapacitor with composite nanofiber electrodes made via electrospinning and an electrospun separator. With the addition of manganese acetylacetonate (MnACAC) to polyacrylonitrile (PAN) as a precursor for the elect... Read More about Flexible all-fiber electrospun supercapacitor.

Design and fabrication of a low cost desktop electrochemical 3D printer (2018)
Presentation / Conference Contribution
Chen, X., Liu, X., Childs, P., Brandon, N., & Wu, B. (2018). Design and fabrication of a low cost desktop electrochemical 3D printer. In Proceedings of the 3rd International Conference on Progress in Additive Manufacturing (Pro-AM 2018) (395-400). https://doi.org/10.25341/D4C01K

Additive manufacturing (AM) (3D printing) is the process of creating 3D objects from digital models through the layer by layer deposition of materials. Electrochemical additive manufacturing (ECAM) is a relatively new technique which can create metal... Read More about Design and fabrication of a low cost desktop electrochemical 3D printer.

A Low Cost Desktop Electrochemical Metal 3D Printer (2017)
Journal Article
Chen, X., Liu, X., Childs, P., Brandon, N., & Wu, B. (2017). A Low Cost Desktop Electrochemical Metal 3D Printer. Advanced Materials Technologies, 2(10), Article 1700148. https://doi.org/10.1002/admt.201700148

Additive manufacturing (AM), or 3D printing as it is more commonly known, is the process of creating 3D objects from digital models through the sequential deposition of material in layers. Electrochemical 3D printing is a relatively new form of AM th... Read More about A Low Cost Desktop Electrochemical Metal 3D Printer.