Projects per year
Personal profile
Research interests
James's research is in the development of ferroelectric composites for sensing, piezoelectric energy harvesting and energy storage applications. This includes:
- Understanding the interaction between constituent phases on the inherent properties of the active phase using a combination of numerical modelling and experimental techniques
- Tuning effective properties of materials depending on specific application and environment
- Developing advanced fabrication methods, primarily of porous ferroelectric ceramic matrices, to produce composite structures that maximise performance
Willing to supervise doctoral students
Interested in supervising PhD students in the following areas:
- Functional ceramics
- Piezo- and ferroelectric materials
- Energy harvesting
- Materials for sensors
- Dielectric materials
- Porous materials
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
Education/Academic qualification
Mechanical Engineering, Doctor of Philosophy, Composite ferroelectric materials for energy harvesting and storage applications, University of Bath
Materials Science and Engineering, Bachelor of Science, University of Manchester
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Investigation into the effect of structured porosity on ageing and polarization-switching in BiFeO3- BaTiO3 ceramics
Roscow, J. & Hall, D.
1/06/23 → 31/03/24
Project: Research-related funding
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ASCEND - Advanced Sensing & Connectivity for Energy efficient Next-generation hydraulic Devices
Roscow, J., Bowen, C., Dhokia, V. & Pan, M.
1/03/22 → 31/08/24
Project: Central government, health and local authorities
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New Investigator award - Microstructural engineering of piezoelectric composites
Engineering and Physical Sciences Research Council
5/07/21 → 4/07/23
Project: Research council
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Overseas travel grant: Cold Sintering Piezoelectric Composites
Engineering and Physical Sciences Research Council
1/07/21 → 30/09/22
Project: Research council
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Research output
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A comprehensive energy flow model for piezoelectric energy harvesters: understanding the relationships between material properties and power output
Li, Z., Roscow, J., Haswell, G., Khanbareh, H., Taylor, J. & Bowen, C., 25 Aug 2023, (E-pub ahead of print) In: Materials Today Energy. 101396Research output: Contribution to journal › Article › peer-review
Open Access -
The unusual case of plastic deformation and high dislocation densities with the cold sintering of the piezoelectric ceramic K0.5Na0.5NbO3
Nakagawa, K., Iwasaki, M., Fan, Z., Roscow, J. & Randall, C., 28 Mar 2023, In: Journal of the European Ceramic Society. 43, 9, p. 4015-4020 6 p.Research output: Contribution to journal › Article › peer-review
1 Citation (SciVal) -
Innovative piezo-active composites and their structure - Property relationships
Roscow, J. I., Topolov, V. Y., Bowen, C. R. & Khanbareh, H., 23 Sept 2022, Singapore: World Scientific Publishing Co. Pte Ltd. 255 p.Research output: Book/Report › Book
1 Citation (SciVal) -
Residual stress and domain switching in freeze cast porous barium titanate
Roscow, J., Li, Y. & Hall, D., 1 Apr 2022, In: Journal of the European Ceramic Society. 42, 4, p. 1434-1444 11 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile8 Citations (SciVal)18 Downloads (Pure) -
Twelve modified figures of merit of 2–2-type composites based on relaxor-ferroelectric single crystals
Isaeva, A. N., Topolov, V. Y., Bowen, C. & Roscow, J., 1 Mar 2022, In: Materials Chemistry and Physics. 279, 125691.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (SciVal)11 Downloads (Pure)
Datasets
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Dataset for 'Breakdown in the case for materials with giant permittivity?'
Roscow, J. (Creator) & Bowen, C. (Creator), University of Bath, 2017
DOI: 10.15125/BATH-00454
Dataset
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Dataset for modelling studies presented in 'Ultra-high discharged energy density capacitor using high aspect ratio Na0.5Bi0.5TiO3 nanofibers'
Roscow, J. (Creator), University of Bath, 2017
DOI: 10.15125/BATH-00453
Dataset
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Dataset for 'Manufacture and characterization of porous ferroelectrics for piezoelectric energy harvesting applications'
Roscow, J. (Creator), Taylor, J. (Creator) & Bowen, C. (Creator), University of Bath, 2017
DOI: 10.15125/BATH-00451
Dataset
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Dataset for 'Modelling and fabrication of porous sandwich layer barium titanate with improved piezoelectric energy harvesting figures of merit'
Roscow, J. (Creator), Lewis, R. (Creator), Taylor, J. (Creator) & Bowen, C. (Creator), University of Bath, 2017
DOI: 10.15125/BATH-00452
Dataset
Thesis
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Composite ferroelectric materials for energy harvesting and storage applications
Author: Roscow, J., 31 Jan 2018Supervisor: Bowen, C. (Supervisor) & Taylor, J. (Supervisor)
Student thesis: Doctoral Thesis › PhD
File