Dr Bradley Kirk

School of Physics, Chemistry and Earth Sciences

College of Science

Available For Media Comment.


Dr Bradley Kirk is a researcher at Adelaide University specialising in advanced materials for photovoltaic and radiation-based energy conversion technologies. He completed his PhD in Chemistry at Flinders University in 2023, where his research focused on the development of scalable fabrication methods for organic photovoltaics (OPVs), investigating degradation mechanisms and improving device stability for the manufacture of flexible solar cells.
 
Since joining Adelaide University in 2024, Dr Kirk has contributed to the development and characterisation of betavoltaic devices in collaboration with entX Ltd., investigating how material composition, microstructure and processing influence device performance, radiation tolerance and operational lifetime. His research has since expanded into radiophotovoltaic technologies through the ARC Industrial Transformation Training Centre for Radiation Innovation (RadInnovate), with support from entX. This work explores the use of radioluminescent materials, including scintillators, to convert radiation into light that can be harnessed by photovoltaic devices for electrical power generation.
 
Dr Kirk's broader research interests include advanced energy materials, radiation-induced degradation, thin-film fabrication and characterisation, and the development of durable, efficient energy conversion devices. His work brings together materials science, device engineering and industry collaboration to advance radiation-based power technologies for applications requiring reliable, long-lived energy sources.

My research focuses on the development, processing and characterisation of advanced materials for photovoltaic and radiation-based energy conversion technologies, including betavoltaic and radiophotovoltaic devices. I investigate how material composition, microstructure, fabrication methods and radiation exposure influence device performance, stability and operational lifetime.

My current research encompasses two complementary approaches to radiation-based power generation. Betavoltaic devices directly convert the energy of beta particles into electrical energy, while radiophotovoltaic devices use radioluminescent materials, such as scintillators, to convert ionising radiation into light that can subsequently be converted into electricity by a photovoltaic cell. Through my work with the ARC Industrial Transformation Training Centre for Radiation Innovation (RadInnovate) and industry partner entX Ltd., I contribute to the development and evaluation of materials and device architectures for reliable, long-lived power generation, with potential applications in space, defence and remote or resource-constrained environments.

I have experience in a range of materials characterisation techniques, including scanning electron microscopy (SEM), X-ray diffraction (XRD), energy-dispersive X-ray spectroscopy (EDX), photoluminescence spectroscopy and imaging, and radiation-related characterisation methods. My expertise also includes thin-film deposition and coating using vacuum-based techniques, including thermal evaporation and sputtering, and solution-based methods, including spin coating, blade coating and slot-die coating, across flexible and rigid substrates.

Building on my doctoral research in organic photovoltaics, I am particularly interested in understanding the relationships between material properties, processing conditions, degradation mechanisms and device performance. By combining materials characterisation, fabrication expertise and collaborative research with industry, my work aims to support the development of scalable, robust and efficient energy conversion technologies.

Date Position Institution name
2026 - ongoing Material Scientist University of Adelaide
2024 - 2026 Grant-funded Researcher (Level A) University of Adelaide
2023 - 2024 Casual Research Academic Flinders University
2018 - 2024 Casual Teaching Academic Flinders University

Date Institution name Country Title
2020 - 2023 Flinders University Australia PhD
2015 - 2019 Flinders University Australia Bachelor of Science (Honours) (Enhanced program for high achievers)

Date Title Institution Country
2026 Developing Positive Relations University of Adelaide Australia
2022 - 2022 Academic internship program for doctoral students Flinders University Australia

Year Citation
2025 Cao, X., Luo, X., Heydari, A., Barros, S. M., Kirk, B. P., Tang, Y., & Raston, C. L. (2025). Vortex fluidic mediated generation of fatty acid ethyl esters from vegetable oils for applications in cosmetic emulsions. Journal of Cleaner Production, 494, 145006-1-145006-14.
DOI Scopus10 WoS10
2025 Cao, X., Luo, X., Barros, S. M., Xing, W., MacGregor, M., Delcheva, I., . . . Raston, C. L. (2025). Vortex fluidic-mediated transesterification enhancement of mongongo fatty acid ethyl ester production for haircare applications. RSC Sustainability, 3(4), 1909-1922.
DOI Scopus5 WoS5
2025 Kirk, B. P., Pan, X., Griffith, M. J., Jevric, M., Andersson, G. G., & Andersson, M. R. (2025). The Influence of Solid Additives in the Active Layer on the Thermal Stability of Slot-Die-Coated Organic Photovoltaics. ACS applied materials & interfaces, 17(46), 63674-63687.
DOI Scopus3 WoS2
2025 Kalnins, C. A. G., Francis, N., Yin, Y., Garcia-Quintana, L., Kirk, B. P., Spooner, N. A., . . . Llusca Jane, M. (2025). Enhanced Betavoltaic Signals in Asymmetric Metal-Semiconductor-Metal SiC Schottky Devices: An Experimental and Simulation Investigation with ⁶³Ni, ⁹⁰Sr/⁹⁰Y, and ¹⁷⁷Lu β Exposure. ACS Applied Electronic Materials, 7(24), 10892-10900.
DOI Scopus2 WoS1
2024 Kirk, B. P., Alghamdi, A. R., Griffith, M. J., Pan, X., Jevric, M., Lewis, D. A., . . . Andersson, M. R. (2024). Investigation of different degradation pathways for organic photovoltaics at different temperatures. Materials Advances, 5(10), 4438-4451.
DOI Scopus4 WoS4
2024 Kirk, B. P., Bjuggren, J. M., Andersson, G. G., Dastoor, P., & Andersson, M. R. (2024). Printing and Coating Techniques for Scalable Organic Photovoltaic Fabrication. Materials, 17(11), 42 pages.
DOI Scopus22 WoS21 Europe PMC3
2024 Xu, H., Sharma, A., Han, J., Kirk, B. P., Alghamdi, A. R., Xu, F., . . . Baran, D. (2024). The Role of Self-Assembled Monolayers in the Performance-Stability Trade-Off in Organic Solar Cells. Advanced Energy Materials, 14(44), 12 pages.
DOI Scopus56 WoS55
2023 Alghamdi, A. R., Kirk, B. P., Andersson, M. R., & Andersson, G. G. (2023). Chemical and Electronic Properties of PTB7-Th and ITIC on ZnO Interfaces in Organic Solar Cells. ACS Sustainable Chemistry and Engineering, 11(32), 11811-11818.
DOI Scopus6 WoS7
2022 Alghamdi, A. R., Kirk, B. P., Kocak, G., Andersson, M. R., & Andersson, G. G. (2022). Modification of the Surface Composition of PTB7-Th: ITIC Blend Using an Additive. Molecules, 27(19), 13 pages.
DOI Scopus4 WoS5 Europe PMC2
2022 Kirk, B., Pan, X., Jevric, M., Andersson, G., & Andersson, M. R. (2022). Introducing neat fullerenes to improve the thermal stability of slot-die coated organic solar cells. Materials Advances, 3(6), 2838-2849.
DOI Scopus9 WoS7
2018 Bjuggren, J. M., Sharma, A., Gedefaw, D., Elmas, S., Pan, C., Kirk, B., . . . Andersson, M. R. (2018). Facile Synthesis of an Efficient and Robust Cathode Interface Material for Polymer Solar Cells. ACS Applied Energy Materials, 1(12), 7130-7139.
DOI Scopus20 WoS18

Date Engagement Type Partner Name
2024 - ongoing Collaboration EntX Ltd.

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