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Number of items: 14.

Article

Ramadas, Sivaram Nishal and Jackson, Joseph and Dziewierz, Jerzy and O'Leary, Richard and Gachagan, Anthony (2014) Application of conformal map theory for design of 2-D ultrasonic array structure for ndt imaging application : a feasibility study. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, 61 (3). pp. 496-504. ISSN 0885-3010

Mulholland, A. and Ramadas, S.N. and O'Leary, R.L. and Parr, A.C.S. and Hayward, G. and Troge, Alexandre and Pethrick, R.A. (2008) Enhancing the performance of piezoelectric ultrasound transducers by the use of multiple matching layers. IMA Journal of Applied Mathematics, 73 (6). pp. 936-949. ISSN 0272-4960

Mulholland, A. and Ramadas, S.N. and O'Leary, R.L. and Parr, A.C.S. and Troge, A. and Hayward, G. and Pethrick, R.A. (2007) A theoretical analysis of a piezoelectric ultrasound device with an active matching layer. Ultrasonics, 47 (1). pp. 102-110. ISSN 0041-624X

Book

Estanbouli, Y. and Hayward, G. and Ramadas, S.N. and Barbenel, J.C. (2004) A linear systems model of the thickness mode piezoelectric transducer containing dual piezoelectric zones. 2004 IEEE Ultrasonics Symposium, 3 . IEEE. ISBN 0-7803-8412-1

Book Section

Ramadas, Sivaram Nishal and Jackson, Joseph and Tweedie, Andrew and O'Leary, Richard and Gachagan, Anthony (2011) Conformally mapped 2D ultrasonic array structure for NDT imaging application. In: Proceedings 2010 IEEE international ultrasonics symposium. IEEE, pp. 33-36. ISBN 9781457703829

Mulholland, Anthony and MacKersie, John and O'Leary, Richard and Gachagan, Anthony and Walker, A. and Ramadas, Sivaram Nishal (2011) The use of fractal geometry in the design of piezoelectric ultrasonic transducers. In: 2011 IEEE International Ultrasonics Symposium (IUS). IEEE, Piscataway, NJ, United States, pp. 1559-1562. ISBN 9781457712531

Dziewierz, Jerzy and Ramadas, Sivaram Nishal and Gachagan, Anthony and O'Leary, Richard (2010) Hexagonal array structure for 2D NDE applications. In: Review of progress in quantitative nondestructive evaluation. AIP Conference Proceedings, 29 . American Institute of Physics, Melville, pp. 825-830. ISBN 9780735407480

Ramadas, S.N. and O'Leary, R.L. and Gachagan, A. and Hayward, G. and Banks, R.A. (2010) A wideband annular piezoelectric composite transducer configuration with a graded active layer profile. In: Proceedings of the 2009 IEEE International Ultrasonics Symposium (IUS). IEEE, pp. 2742-2745. ISBN 9781424443895

Ramadas, Sivaram Nishal and O'Leary, Richard and Mulholland, Anthony and Hayward, Gordon and Mackintosh, Allan and Troge, Alexandre and Pethrick, Richard (2009) Tapered transmission line technique based graded matching layers for thickness mode piezoelectric transducers. In: 2009 IEEE International Ultrasonics Symposium. IEEE, Piscataway, pp. 1695-1698. ISBN 9781424443895

Conference or Workshop Item

Dziewierz, J. and Ramadas, S.N. and Gachagan, A. and O'Leary, R.L. and Hayward, G. (2010) A 2D ultrasonic array design incorporating hexagonal-shaped elements for NDE applications. In: 2009 IEEE Ultrasonics Symposium, 2009-09-20 - 2009-09-23, Rome.

Ramadas, S.N. and Dziewierz, J. and O'Leary, R.L. and Gachagan, A. and Velichko, A. and Wilcox, P.D. (2010) An annular array with fiber composite microstructure for far field NDT imaging applications. In: Proceedings of 2009 IEEE Ultrasonics Symposium, 1900-01-01.

Dziewierz, Jerzy and Gachagan, Anthony and O'Leary, Richard and Ramadas, Sivaram Nishal (2009) Numerical optimisation of piezocomposite material properties using 3D finite - element modeling. In: 16th International Congress on Sound and Vibration (CSV16), 2009-07-05 - 2009-07-09, Krakow.

Ramadas, S.N. and Hayward, G. and O'Leary, R.L. and McCunnie, T.F. and Mulholland, A. and Troge, A. and Pethrick, R.A. and Robertson, D. and Murray, V. (2007) A three-port acoustic lattice model for piezoelectric transducers containing opposing zones of polarization. In: 2007 IEEE International Ultrasonics Symposium, 2007-10-28 - 2007-10-31, New York.

Ramadas, S.N. and Hayward, G. (2006) Knowledge based approach for design optimization of ultrasonic transducers and arrays. In: 2005 IEEE International Ultrasonics Symosium, 2005-09-18 - 2005-09-21, Rotterdam.

This list was generated on Tue Jul 29 14:45:55 2014 BST.