Professor Peter Thomas

Job Title

Professor

Department

School of Engineering

Phone

+44(0)24 765 22200

P.J.Thomas@warwick.ac.uk

Research Interests

Research interests:

Experimental fluid dynamics, with emphasis on:

Rotating Flows
Two-Phase Flows
Granular Flows
Boundary-Layer Transition.
Fluid-Flow Compliant-Wall Interactions

Administration tasks:
Director of the Dynamics Research Centre
Admissions Tutor for MSc course

Publications:

www2.warwick.ac.uk/fac/sci/eng/staff/pjt/pubs

Biography

Personal web page: www2.warwick.ac.uk/fac/sci/eng/staff/pjt

Legkovskis, Marks, Thomas, Peter J., Auinger, Michael, 2023. Non?intrusive uncertainty quantification in the simulation of steel reheating using Polynomial Chaos Expansion. Steel Research International, 94 (9)
'Astolfi, Lorenzo, 'Hutchins, David A., 'Watson, Richard L., 'Thomas, Peter J., 'Ricci, Marco, 'Nie, Luzhen, 'Freear, Steven, 'Cooper, Timothy P., 'Clare, Adam T., 'Laureti, Stefano, 2022. 'Optimised polymer trapped-air lenses for ultrasound focusing in water exploiting Fabry-Pérot resonance. Ultrasonics, 125
Legkovskis, Marks, Thomas, Peter J., Auinger, Michael, 2022. Uncertainty quantification of time-dependent quantities in a system with adjustable level of smoothness. Verification, Validation and Uncertainty Quantification, 7 (1)
Nie, Luzhen, Hutchins, David A., Astolfi, Lorenzo, Cooper, Timothy P., Clare, Adam T., Adams, Chris, Watson, Richard L., Thomas, Peter J., Cowell, David M. J., McLaughlan, James R., Laureti, Stefano, Ricci, Marco, Freear, Steven, 2022. A metallic additively manufactured metamaterial for enhanced monitoring of acoustic cavitation?based therapeutic ultrasound. Advanced Engineering Materials, 24 (2)
'Abbaszadeh, Mahmoud, 'Huang, Yu, 'Thomas, Peter J., 'Wen, Miaowen, 'Ji, Fei, 'Guo, Weisi, 2021. 'Kolmogorov turbulence and information dissipation in molecular communication. IEEE Transactions on Molecular, Biological and Multi-Scale Communications, 7 (4), pp. 262-270
Guo, Weisi, Abbaszadeh, Mahmoud, Lin , Lin, Charmet, Jérôme, Thomas, Peter J., Wei, Zhuangkun, li, Bin, Zhao, Chenglin, 2021. Molecular physical layer for 6G in wave-denied environments. IEEE Communications Magazine, 59 (5), pp. 33-39
Wang, Wenjie, Jiang, Yi, Thomas, Peter J., 2021. Structural design and physical mechanism of axial and radial sandwich resonators with piezoelectric ceramics : a review. Sensors, 21 (4)
Astolfi, Lorenzo, Hutchins, David A., Thomas, Peter J., Watson, Richard L., Nie, Luzhen, Freear, Steven, Clare, Adam T., Ricci, Marco, Laureti, Stefano, 2021. Holey-structured tungsten metamaterials for broadband ultrasonic sub-wavelength imaging in water. The Journal of the Acoustical Society of America, 150 (1), pp. 74-81
Brons, Jonathan A., Thomas, Peter J., Pothérat, Alban, 2020. Mean flow anisotropy without waves in rotating turbulence. Journal of Fluid Mechanics, 889
Askari, Meisam, Hutchins, David A., Watson, Richard L., Astolfi, Lorenzo, Nie, Luzhen, Freear, Steven, Thomas, Peter J., Laureti, Stefano, Ricci, Marco, Clark, Matt, Clare, Adam T., 2020. An ultrasonic metallic Fabry-Pérot metamaterial for use in water. Additive Manufacturing, 35
Abbaszadeh, Mahmoud, Atthanayake, Iresha, Thomas, Peter J., Guo, Weisi, 2020. Molecular signal tracking and detection methods in fluid dynamic channels. IEEE Transactions on Molecular, Biological and Multi-Scale Communications, 6 (2), pp. 151-159
Brons, Jonathan A., Thomas, Peter J., Pothérat, A., 2020. Transition between advection and inertial wave propagation in rotating turbulence. Journal of Fluid Mechanics, 886
Erkan, Onur, Özkan, Musa, Karakoç, T. Hikmet, Garrett, Stephen J., Thomas, Peter J., 2020. Investigation of aerodynamic performance characteristics of a wind-turbine-blade profile using the finite-volume method. Renewable Energy, 161, pp. 1359-1367
Atthanayake, Iresha, Denissenko, Petr, Chung, Yongmann M., Thomas, Peter J., 2019. Formation-breakdown cycle of turbulent jets in a rotating fluid. Journal of Fluid Mechanics, 868, pp. 666-697
Abbaszadeh, Mahmoud, Moutsinas, Giannis, Thomas, P. J. (Peter J.), Guo, Weisi, 2019. Uncertainty quantification in molecular signals using polynomial chaos expansion. IEEE Transactions on Molecular, Biological and Multi-Scale Communications, 4 (4), pp. 248-256
Wang, Wenjie, Shi, Weihao, Thomas, P. J. (Peter J.), Yang, Mingsui, 2019. Design and analysis of two piezoelectric cymbal transducers with metal ring and add mass. Sensors, 19 (1)
Wang, Wenjie, Thomas, P. J. (Peter J.), 2018. Acoustic improvement of stator?rotor interaction with nonuniform trailing edge blowing. Applied Sciences, 8 (6)
Abbaszadeh, Mahmoud, Thomas, P. J. (Peter J.), Guo, Weisi, 2018. Towards high capacity molecular communications using sequential vortex rings. IEEE Transactions on Molecular, Biological and Multiscale Communications, 4 (1), pp. 39-42
Tan, Benedict C.-W., Thomas, P. J. (Peter J.), 2018. Influence of an upper layer liquid on the phenomena and cavityformation associated with the entry of solid spheres into a stratified,two-layer system of immiscible liquids. Physics of Fluids, 30 (6)
Harput, Sevan, Cowell, David M. J., Freear, Steven, McLaughlan, James, Gelat, Pierre, Saffari, Nader, Yang, Jia, Akanji, Omololu, Thomas, P. J. (Peter J.), Hutchins, David A., 2017. Generation of ultrasound pulses in water using granular chains with a finite matching layer. Physical Review Applied, 8 (5)
Wang, Wenjie, Thomas, P. J. (Peter J.), 2017. Low-frequency active noise control of an underwater large-scale structure with distributed giant magnetostrictive actuators. Sensors and Actuators A : Physical, 263, pp. 113-121
Gelat, P., Yang, Jia, Akanji, Omololu, Thomas, P. J. (Peter J.), Hutchins, David A., Harput, S., Freear, S., Saffari, N., 2017. The dynamic excitation of a granular chain : contact mechanics finite element analysis and experimental validation. The Journal of the Acoustical Society of America, 141 (6), pp. 4240-4248
Wang, Wenfei, Thomas, P. J. (Peter J.), Wang, Tongqing, 2017. A frequency-response-based method of sound velocity measurement in an impedance tube. Measurement Science and Technology, 28 (4)
Hutchins, David A., Yang, Jia, Akanji, Omololu, Thomas, P. J. (Peter J.), Davis, Lee A. J., Freear, Steven, Harput, Sevan, Saffari, Nader?, Gelat, Pierre, 2016. Ultrasonic propagation in finite-length granular chains. Ultrasonics, 69, pp. 215-223
Gelat, Pierre, Yang, Jia, Thomas, P. J. (Peter J.), Hutchins, David A., Akanji, Omololu, Davis, Lee A. J., Freear, Steven, Harput, Sevan, Saffari, Nader?, 2016. The dynamic excitation of a granular chain for biomedical ultrasound applications : contact mechanics finite element analysis and validation. Journal of Physics: Conference Series, 684, pp. 1-14
Tan, Benedict Chuan-Wei, Vlaskamp, J. H. A., Denissenko, Petr, Thomas, P. J., 2016. Cavity formation in the wake of falling spheres submerging into a stratified two-layer system of immiscible liquids. Journal of Fluid Mechanics, 790, pp. 33-56
Akanji, Omololu, Yang, J., Hutchins, David A., Thomas, P. J., Davis, L. A. J., Harput, S., Freear, S., Gelat, P., Saffari, N., 2016. The effect of boundary conditions on resonant ultrasonic spherical chains. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, 63 (11), pp. 1957-1966
Garrett, S. J., Cooper, A. J., Harris, J. H., Ozkan, Musa, Segalini, A., Thomas, P. J., 2016. On the stability of von Kármán rotating-disk boundary layers with radial anisotropic surface roughness. Physics of Fluids, 28 (1)
Ozkan, Musa, Thomas, P. J. (Peter J.), Cooper, A. J., Garrett, S. J., 2016. Comparison of the effects of surface roughness and confinement on rotor?stator cavity flow. Engineering Applications of Computational Fluid Mechanics, 11 (1), pp. 142-158
Yang, Jia, Hutchins, David A., Akanji, Omololu, Thomas, P. J., Davis, Lee A. J., Harput, Sevan, Gelat, Pierre, Freear, Steven, Saffari, Nader?, 2016. Analysis of solitary wave impulses in granular chains using ultrasonic excitation. Physical Review E (Statistical, Nonlinear, and Soft Matter Physics), 93 (6), pp. 1-13
Cooper, A. J., Harris, J. H., Garrett, S. J., Ozkan, Musa, Thomas, P. J., 2015. The effect of anisotropic and isotropic roughness on the convective stability of the rotating disk boundary layer. Physics of Fluids, 27 (1)
Hutchins, David A., Yang, J., Akanji, Omololu, Thomas, P. J. (Peter J.), Davies, L. A. J., Freear, Steven, Harput, Sevan, Saffari, Nader?, Gelat, Pierre, 2015. Evolution of ultrasonic impulses in chains of spheres using resonant excitation. EPL (Europhysics Letters), 109 (5)
Denissenko, Petr, Guyez, E., Thomas, P. J., Parker, D. J., Seville, J. P. K. (Jonathan P. K.), 2014. Positron emission tracking of individual particles in particle-laden rimming flow. Physics of Fluids, 26 (5)
Warnett, Jason M., Denissenko, Petr, Thomas, P. J., Kiraci, Ercihan, Williams, M. A., 2014. Scalings of axisymmetric granular column collapse. Granular Matter, 16 (1), pp. 115-124
Warnett, Jason M., Denissenko, Petr, Thomas, P. J. (Peter J.), Williams, M. A. (Mark A.), 2014. Collapse of a granular column under rotation. Powder Technology, 262, pp. 249-256
Seiden, G., Thomas, P. J. (Peter J.), 2011. Complexity, segregation, and pattern formation in rotating-drum flows. Reviews of Modern Physics, Vol.83 (No.4), pp. 1323-1365
Gregorio, S. O. (Sandy O.), Haidvogel, D. B., Thomas, P. J. (Peter J.), Taskinoglu, E. S., Skeen, A. J., 2011. Laboratory and numerical simulations of gravity-driven coastal currents: Departures from geostrophic theory. Dynamics of Atmospheres and Oceans, Vol.52 (No.1-2), pp. 20-50
Thomas, P. J. (Peter J.), Linden, P. F., 2010. Laboratory modelling of the effects of temporal changes of estuarine-fresh-water discharge rates on the propagation speed of oceanographic coastal currents. Journal of Fluid Mechanics, Vol.664, pp. 337-347
Kituara, Hidekazu, Murai, Yuichi, Takeda, Yasushi, Thomas, P. J. (Peter J.), 2010. Velocity vector field measurement of vortex rings using UVP. Transactions of the Japanese Society of Mechanical Engineers, Vol.76 (No.772), pp. 2143-2151
Pedcenko, A., Molokov, S., Priede, J., Lukyanov, A., Thomas, P. J. (Peter J.), 2009. Experimental model of the interfacial instability in aluminium reduction cells. EPL (Europhysics Letters), Vol.88 (No.2)
Brend, M. A., Thomas, P. J. (Peter J.), 2009. Decay of vortex rings in a rotating fluid. Physics of Fluids, Vol.21 (No.4)
Guyez, Estelle Marie Chantal, Thomas, P. J. (Peter J.), 2009. Effects of particle properties on segregation-band drift in particle-laden rimming flow. Physics of Fluids, Vol.21 (No.3)
Rostami, M., Ardeshir, A., Ahmadi, G., Thomas, P. J. (Peter J.), 2008. On the effect of gravitational and hydrodynamic forces on particle motion in a quiescent fluid at high particle Reynolds numbers. Canadian Journal of Physics, Vol.86 (No.6), pp. 791-799
Guyez, E., Thomas, P. J. (Peter J.), 2008. Spatiotemporal segregation-pattern drift in particle-laden rimming flow. Physical Review Letters, Vol.100 (No.7)
Zoueshtiagh, Farzam, Thomas, P. J. (Peter J.), Thomy, V., Merlen, A., 2008. Micrometric granular ripple patterns in a capillary tube. Physical Review Letters, 100 (5)
Thomas, P. J. (Peter J.), Zoueshtiagh, Farzam, 2007. Rotating-disk-type flow over loose boundaries. Journal of Engineering Mathematics, Vol.57 (No.3), pp. 317-332
Carpenter, P. W., Thomas, P. J., 2007. Flow over compliant rotating disks. Journal of Engineering Mathematics, Vol.57 (No.3), pp. 303-315
Thomas, P. J. (Peter J.), Linden, P. F., 2007. Rotating gravity currents: small-scale and large-scale laboratory experiments and a geostrophic model. Journal of Fluid Mechanics, Vol.578, pp. 35-65
Thomas, P. J. (Peter J.), Linden, P. F., 2007. Rotating gravity currents: small-scale and large-scale laboratory experiments and a geostrophic model. Journal of Fluid Mechanics, Vol.57, pp. 35-65
Cros, A., Ali, Reza, Le Gal, P., Thomas, P. J., Schouveiler, L., Carpenter, P. W., Chauve, M. P., 2003. Effects of wall compliance on the laminar?turbulent transition of torsional Couette flow. Journal of Fluid Mechanics, Vol.481, pp. 177-186

Abbaszadeh, Mahmoud, Yilmaz, Birkan, Thomas, Peter, Guo, Weisi, 2019. Linearity of sequential molecular signals in turbulent diffusion channels. IEEE International Conference on Communications (ICC), Shanghai, 21 May 2019, Published in ICC 2019 - 2019 IEEE International Conference on Communications (ICC)
Atthanayake, Iresha, Denissenko, Petr, Chung, Yongmann M., Thomas, Peter, 2019. Precession of plumes in the presence of background rotation. Euromech-ERCOFTAC Colloquium, France, 5-7 Dec 2017, Published in Turbulent Cascades II : proceedings of the Euromech-ERCOFTAC Colloquium 589, pp. 267-273
Atthanayake, Iresha, Esfahani, Siavash, Denissenko, Petr, Guymer, I., Thomas, P. J. (Peter J.), Guo, Weisi, 2018. Experimental molecular communications in obstacle rich fluids. ACM International Conference on Nanoscale Computing and Communication (NanoCom), Iceland, 5-7 Sep 2018, Published in NANOCOM '18 Proceedings of the 5th ACM International Conference on Nanoscale Computing and Communication
Warnett, Jason M., Thomas, P. J. (Peter J.), Denissenko, Petr, 2012. Axisymmetric column collapse in a rotating system. American Physical Society: 65th Annual meeting of the division of fluid dynamics, San Diego, 18-20 Nov 2012, Published in APS Division of Fluid Dynamics (Fall), pp. 242-243
Vlaskamp, Jozef H. A., Thomas, P. J. (Peter J.), Hollerbach, R., Kerr, Robert M. (Robert McDougall), 2011. Taylor columns in deep water: testing the limits of the Taylor-Proudman theorem. 64th Annual Meeting of the APS Division of Fluid Dynamics, Baltimore, Maryland, Nov 20-22, 2011, Published in Bulletin of the American Physical Society, pp. 140-141
Gregorio, S. O. (Sandy O.), Thomas, P. J. (Peter J.), Haidvogel, D.B., Taskinoglu, E.S., Skeen, A. J., 2011. A comparison between laboratory and numerical simulations of gravity-driven coastal currents with a geostrophic theory. 64th Annual Meeting of the APS Division of Fluid Dynamics, Baltimore, Maryland, Nov 20-22, 2011, Published in Bulletin of the American Physical Society, pp. 348-349
Guyez, Estelle Marie Chantal, Thomas, P. J. (Peter J.), 2011. Segregation-band dynamics in particle-laden rimming flow. EUROMECH Colloquium 525 on Instabilities and Transition in Three-Dimensional Flows with Rotation, Lyon, France, Jun 21-23, 2011, Published in Proceedings of EUROMECH Colloquium 525
Vlaskamp, Jozef H. A., Thomas, P. J. (Peter J.), Hollerbach, R., Kerr, Robert M. (Robert McDougall), 2010. A stereo-PIV study of the Taylor-Column generated by a rotating disk. 63rd Annual Meeting of the APS Division of Fluid Dynamics, Long Beach, CA, U.S.A., Nov 21-23, 2010, Published in Bulletin of the American Physical Society, pp. 348-348
Thomas, P. J. (Peter J.), Gregorio, S. O. (Sandy O.), Brend, M. A., 2010. Laboratory simulations investigating effects of the bottom topography on the dynamics of oceanographic coastal currents. HYDRALAB III Joint Transnational Access User Meeting, Hanover, Germany, Feb 2-4, 2010, Published in Proceedings of the HYDRALAB III Joint User Meeting, pp. 127-130
Guyez, Estelle Marie Chantal, Thomas, P. J. (Peter J.), 2009. The spatiotemporal dynamics of segregation-band drift in particle-laden rimming flow. Institute of Mathematics and its Applications Conference on Dense Granular Flows, Isaac Newton Institute, Cambridge, UK, Jan 5-9, 2009
Vlaskamp, Jozef H. A., Thomas, P. J. (Peter J.), Hollerbach, R., 2009. Effect of the sign of ro on the stability of Stewartson layers generated by a rotating disc. 62nd Annual Meeting of the APS Division of Fluid Dynamics, Minneapolis, MN, U.S.A., Nov 22-24, 2009, Published in Bulletin of the American Physical Society, pp. 290-290
Gregorio, S. O. (Sandy O.), Thomas, P. J. (Peter J.), Brend, M. A., Ellingsen, I. H., Linden, P. F., 2008. Effects of the bottom topography on gravity-driven oceanographic coastal currents. EUROMECH Colloquium 501 on Mixing of Coastal, Estuarine and Riverine Shallow Flows, Instituto di Idraulica e Infrastrutture Viarie, Universita Politecnica delle Marche, Ancona, Italy, Jun 8-11, 2008
Oishi, Y., Brend, M. A., Thomas, P. J. (Peter J.), Murai, Yuichi, Takeda, Yasushi, 2008. Measurement of oscillating vortex ring of fundamental modeusing color PTV. 36th Symposium on Visualisation, Tokyo, Japan, Jul 22-23, 2008, Published in Proceedings of the 36th Symposium on Visualization
Guyez, Estelle Marie Chantal, Thomas, P. J. (Peter J.), 2008. Dynamics of band drift in particle-laden rimming flow. The 7th EUROMECH Fluid Mechanics Conference, University of Manchester, Manchester, U.K., Sep 14-18, 2008, Published in EFMC7 Book of Abstracts, pp. 129-129
Gregorio, S. O. (Sandy O.), Thomas, P. J. (Peter J.), Brend, M. A., Ellingsen, I. H., Linden, P. F., 2008. Oceanographic coastal currents over bottom slopes. The 7th EUROMECH Fluid Mechanics Conference, University of Manchester, Manchester, U.K., Sep 14-18, 2008, Published in EFMC7 Book of Abstracts, pp. 124-124
Guyez, Estelle Marie Chantal, Thomas, P. J. (Peter J.), 2008. Particle-laden rimming flow: dynamics of segregation banding. 50th British Applied Mathematics Colloquium, Manchester, U.K., Mar 31 - Apr 3, 2008
Pedcenko, A., Molokov, S., Thomas, P. J. (Peter J.), Lukyanov, A., Priede, J., 2008. Experimental study of interfacial instability in aluminium reduction cells. 7th International Pamir Conference on Fundamental and Applied MHD, Presq'uile de Giens, France, Sep 8-12, 2008, Published in Proceedings of the 7th International Pamir Conference on Fundamental and Applied MHD, pp. 923-927
Gregorio, S. O. (Sandy O.), Thomas, P. J. (Peter J.), Brend, M. A., Linden, P. F., 2008. Large-scale and small-scale laboratory simulations of gravity-driven coastal currents. 2008 Ocean Sciences Meeting, Orlando, FL, U.S.A., Mar 2-7, 2008, Published in 2008 Ocean Sciences Meeting Abstract Book, pp. 143-143
Yoshimoto, Takahiro, Vlaskamp, Jozef H. A., Brend, M. A., Thomas, P. J. (Peter J.), Murai, Yuichi, Takeda, Yasushi, 2008. Twisted wake of a sphere in rotating fluid. 61st Annual Meeting of the APS Division of Fluid Dynamics, San Antonio, TX, U.S.A., Nov 23-25, 2008, Published in Bulletin of the American Physical Society, pp. 124-125
Thomas, P. J. (Peter J.), Zoueshtiagh, F., Merlen, A., Thomy, V., 2008. Micro ripples, sand ripples and their universal wavelength scaling. The 7th EUROMECH Fluid Mechanics Conference, University of Manchester, Manchester, U.K., Sep 14-18, 2008, Published in EFMC7 Book of Abstracts, pp. 326-326

Title	Funder	Award start	Award end
UKRI guarantee for 74872- MSCA DTN 2022: METACMED	UK Research and Innovation	01 Mar 2024	29 Feb 2028
Fundamentals of Molecular Communications in Complex Environments	US Airforce Office of Scientific Research	01 Feb 2017	31 Jan 2021
High resolution biomedical imaging using ultrasonic metamaterials	EPSRC	01 Nov 2016	07 Oct 2020
Molecular Communications for Hostile Environments (Resubmission of 54125)	Defence Science and Technology Laboratory (Dstl)	01 Sep 2017	09 Apr 2018
Sound bullets for enhanced biomedical ultrasound systems	EPSRC	01 Mar 2013	29 Feb 2016
Alcan collaboration via Coventry University	Coventry University	01 Apr 2009	01 Feb 2011
Scalable Wirelessly interconnected flow-control technology (SWIFT)	EPSRC	01 Dec 2008	30 Nov 2009
Aluminium smelting techniques project, partially funded by the Carbon Trust and Alcan LRF	Coventry University	02 Jan 2007	31 Dec 2008
Scaling Properties in Particle Laden Flows	EPSRC	30 Sep 2007	30 Jun 2008
Scaling Properties in Particle Laden Flows	EPSRC	01 Oct 2004	30 Sep 2007
Near-wall Flow Structures in 3D Turbulent Boundary Layers	EPSRC	01 Oct 2004	30 Sep 2007
Royal Society Conference Grant - 21st ICTAM, Warsaw	Royal Society	15 Aug 2004	21 Aug 2004
Further Studies on Compliant Wall Drag Reduction	QinetiQ	21 May 2003	20 May 2004
Further Studies on Compliant Wall Drag Reduction,	QinetiQ	21 May 2003	31 Jul 2003