James Roscow

Dr

  • 4 EAST 2.37

Accepting PhD Students

20152021
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Research Output 2015 2019

2019
2 Citations (Scopus)
File
dielectric properties
Lead
Porosity
ceramics
porosity
1 Citation (Scopus)
File

Electric field distribution in porous piezoelectric materials during polarization

Martínez-Ayuso, G., Friswell, M. I., Haddad Khodaparast, H., Roscow, J. I. & Bowen, C. R., 1 Jul 2019, In : Acta Materialia. 173, p. 332-341 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Micro-scale to nano-scale generators for energy harvesting: Self powered piezoelectric, triboelectric and hybrid devices

Chandrasekaran, S., Bowen, C., Roscow, J., Zhang, Y., Dang, D. K., Kim, E. J., Misra, R. D. K., Deng, L., Chung, J. S. & Hur, S. H., 23 Feb 2019, In : Physics Reports. 792, p. 1-33 33 p.

Research output: Contribution to journalReview article

Orienting anisometric pores in ferroelectrics: Piezoelectric property engineering through local electric field distributions

Schultheiß, J., Roscow, J. & Koruza, J., 12 Aug 2019, In : Physical Review Materials. 3, 8, 084408.

Research output: Contribution to journalArticle

Open Access
File
2018
4 Citations (Scopus)

Freeze cast porous barium titanate for enhanced piezoelectric energy harvesting

Roscow, J. I., Zhang, Y., Kraśny, M. J., Lewis, R. W. C., Taylor, J. & Bowen, C. R., 8 May 2018, In : Journal of Physics D: Applied Physics. 51, 22, p. 1-18 18 p., 225301.

Research output: Contribution to journalArticle

Open Access
File
Barium titanate
Energy harvesting
barium
casts
porosity
2 Citations (Scopus)
Open Access
File
7 Citations (Scopus)

Understanding the effect of porosity on the polarisation-field response of ferroelectric materials

Zhang, Y., Roscow, J., Lewis, R., Khanbareh, H., Topolov, V. Y., Xie, M. & Bowen, C. R., 1 Aug 2018, In : Acta Materialia. 154, p. 100-112 13 p.

Research output: Contribution to journalArticle

Open Access
File
Ferroelectric materials
Porosity
Electric fields
Polarization
Ferroelectric ceramics
2017
13 Citations (Scopus)

Breakdown in the case for materials with giant permittivity?

Roscow, J., Bowen, C. & Almond, D., 2017, In : ACS Energy Letters. 2, 10, p. 2264-2269 6 p.

Research output: Contribution to journalLetter

Open Access
File
36 Citations (Scopus)

Enhanced pyroelectric and piezoelectric properties of PZT with aligned porosity for energy harvesting applications

Zhang, Y., Xie, M., Roscow, J., Bao, Y., Zhou, K., Zhang, D. & Bowen, C. R., 14 Apr 2017, In : Journal of Materials Chemistry A. 5, 14, p. 6569-6580 12 p.

Research output: Contribution to journalArticle

Open Access
Energy harvesting
Lead
Porosity
Freezing
Specific heat
1 Citation (Scopus)

Experimental validation of a porous piezoelectric energy harvester

Martínez-Ayuso, G., Khodaparast, H. H., Zhang, Y., Bowen, C. R., Friswell, M. I., Shaw, A. D., Madinei, H. & Roscow, J. I., Jan 2017, 8th Conference on Smart Structures and Materials, SMART 2017 and 6th International Conference on Smart Materials and Nanotechnology in Engineering, SMN 2017. International Center for Numerical Methods in Engineering, p. 630-641 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Harvesters
Cantilever beams
Materials properties
Porosity
Homogenization method

Finite element modelling of bilayer porous PZT structures with improved hydrostatic figures of merit

Roscow, J. I., Lewis, R. W. C., Taylor, J. & Bowen, C. R., 3 Aug 2017, 2017 Joint IEEE International Symposium on Applications of Ferroelectrics, International Workshop on Acoustic Transduction Materials and Devices and Piezoresponse Force Microscopy Workshop, ISAF-IWATMD-PFM 2017 - Conference. IEEE, p. 78-82 5 p. 8000217

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Porosity
Porous materials
Hydrophones
Dielectric properties
Ferroelectric materials
18 Citations (Scopus)
Open Access
File
2 Citations (Scopus)
Open Access
File
Sandwich structures
Energy harvesting
Anisotropy
anisotropy
Domain walls
21 Citations (Scopus)

Significantly enhanced energy storage density by modulating the aspect ratio of BaTiO3 nanofibers

Zhang, D., Zhou, X., Roscow, J., Zhou, K., Wang, L., Luo, H. & Bowen, C. R., 23 Mar 2017, In : Scientific Reports. 7, p. 1-11 11 p., 45179.

Research output: Contribution to journalArticle

Open Access
energy storage
aspect ratio
nanocomposites
flux density
breakdown
57 Citations (Scopus)

Ultra-high discharged energy density capacitor using high aspect ratio Na0.5Bi0.5TiO3 nanofibers

Luo, H., Roscow, J., Zhou, X., Chen, S., Han, X., Zhou, K., Zhang, D. & Bowen, C. R., 21 Apr 2017, In : Journal of Materials Chemistry A. 5, 15, p. 7091-7102 12 p.

Research output: Contribution to journalArticle

Open Access
Nanofibers
Aspect ratio
Capacitors
Nanocomposites
Polymer matrix
2016
14 Citations (Scopus)
Open Access
File
Energy harvesting
Ferroelectric materials
Porosity
porosity
Barium titanate
4 Citations (Scopus)

Understanding the peculiarities of the piezoelectric effect in macro-porous BaTiO3

Roscow, J., Topolov, V. Y., Bowen, C., Taylor, J. & Panich, A. E., 2016, In : Science and Technology of Advanced Materials. 17, 1, p. 769-776

Research output: Contribution to journalArticle

Open Access
File
2015

Modelling Porous Ferroelectrics to Assess Piezoelectric Energy Harvesting Capabilities

Roscow, J., 29 Jun 2015, (Unpublished).

Research output: Contribution to conferencePoster

File
20 Citations (Scopus)

Porous ferroelectrics for energy harvesting applications

Roscow, J., Zhang, Y., Taylor, J. & Bowen, C. R., Nov 2015, In : European Physical Journal - Special Topics. 224, 14-15, p. 2949-2966 18 p.

Research output: Contribution to journalArticle

File
Energy harvesting
Ferroelectric materials
energy
Ferroelectric ceramics
Electromechanical coupling