2016

Petcher, P. A. and Dixon, Steve M. (2016) Mode mixing in shear horizontal ultrasonic guided waves. Nondestructive Testing and Evaluation . pp. 1-20. doi:10.1080/10589759.2016.1184268 (In Press)

2015

Petcher, P. A. and Dixon, Steve M. (2015) Weld defect detection using PPM EMAT generated shear horizontal ultrasound. NDT & E International, Volume 74 . pp. 58-65. doi:10.1016/j.ndteint.2015.05.005

2014

Petcher, P. A., Potter, M. D. G. and Dixon, Steve M. (2014) A new electromagnetic acoustic transducer (EMAT) design for operation on rail. NDT & E International, Volume 65 . pp. 1-7. doi:10.1016/j.ndteint.2014.03.007

Petcher, P. A., Burrows, S. E. (Susan E.) and Dixon, Steve M. (2014) Shear horizontal (SH) ultrasound wave propagation around smooth corners. Ultrasonics, Volume 54 (Number 4). pp. 997-1004. doi:10.1016/j.ultras.2013.11.011

2013

Dixon, S., Petcher, P. A., Fan, Yichao, Maisey, D. and Nickolds, Piers (2013) Ultrasonic metal sheet thickness measurement without prior wave speed calibration. Journal of Physics D: Applied Physics, Volume 46 (Number 44). Article number 445502. doi:10.1088/0022-3727/46/44/445502

2012

Petcher, P. A. and Dixon, S. (2012) Parabola detection using matched filtering for ultrasound B-scans. Ultrasonics, Vol.52 (No.1). pp. 138-144. doi:10.1016/j.ultras.2011.07.006

Palmer, Stuart B., Dixon, S. and Petcher, P. A. (2012) Obtaining more information from time-of-flight-diffraction measurements. In: Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2012, San Diego, CA, 12-15 Mar 2012. Published in: Proceedings of SPIE - The International Society for Optical Engineering, Vol.8347 83470Z-83470Z. ISSN 0277-786X. doi:10.1117/12.913605

Dixon, S., Harrison, T., Fan, Yichao and Petcher, P. A. (2012) Thermoelastic laser generated ultrasound using a ring source. Journal of Physics D: Applied Physics, Vol.45 (No.17). Article no. 175103. doi:10.1088/0022-3727/45/17/175103

2011

Petcher, P. A. (2011) Time of flight diffraction and imaging (TOFDI). PhD thesis, University of Warwick.

Petcher, P. A. and Dixon, S. (2011) Time of flight diffraction and imaging (TOFDI) combining B- scans and cross-sectional imaging. AIP Conference Proceedings . pp. 744-751. doi:10.1063/1.3591923

Petcher, P. A. and Dixon, S. (2011) Non-contact position tracking using phase correlation of sample images for NDT applications. Insight - Non-Destructive Testing and Condition Monitoring, Vol.53 (No.4). pp. 185-192. doi:10.1784/insi.2011.53.4.185

Petcher, P. A. and Dixon, S. (2011) A modified Hough transform for removal of direct and reflected surface waves from B-scans. NDT & E International, Vol.44 (No.2). pp. 139-144. doi:10.1016/j.ndteint.2010.11.004

2010

Dixon, S., Harrison, T. J. and Petcher, P. A. (2010) Phase changes of ultrasonic bulk waves through focusing measured using a non-contact ultrasonic method. Applied Physics Letters, Vol.97 (No.5). 054101. doi:10.1063/1.3475926

2009

Petcher, P. A. and Dixon, S. (2009) Wideband ultrasonic time of flight diffraction combining B-scans and cross-sectional imaging. AIP Conference Proceedings (No.1096). pp. 650-657. doi:10.1063/1.3114317