Aristégui, C., Cawley, P. and Lowe, M. 'Guided waves in fluid-filled pipes surrounded by different fluids: prediction and measurement', Review of Progress in Quantitative NDE, Vol 18, DO Thompson and DE Chimenti (eds), Plenum Press, New York, pp159-166, 1999.

Bernard, A., Deschamps, M., Lowe, M.J.S., "Energy velocity and group velocity for guided waves propagating within an absorbing or non-absorbing plate in vacuum", Review of Progress in Quantitative NDE, eds. D.O. Thompson and D.E. Chimenti, Plenum Press, New York, vol. 18, pp. 183-190, 1999.

Bernard, A., Deschamps, M., Lowe, M.J.S., "The energy velocity of attenuating guided ultrasonic waves in plates", Proc 137th mtg Acoustical Society of America, Berlin, 1999.

Castaings, M., Monkhouse, R.S.C., Lowe, M.J.S. and Cawley, P 'The performance of flexible, interdigital PVDF Lamb wave transducers', Acustica Vol 85, pp842-849, 1999.

Cawley, P., Pavlakovic, B., Alleyne, D.N. and Meredith, N. 'A Resonance Frequency Technique to Monitor the Integrity of Dental Implants', Review of Progress in Quantitative NDE, Vol 18, DO Thompson and DE Chimenti (eds), Plenum Press, New York, pp1601-1608, 1999.

Evans, M.J. and Cawley, P. 'Measurement and prediction of diffuse fields in structures', J. Acoust Soc Am, Vol 106, pp3348-3361, 1999.

Lowe, M.J.S., Chan, C.W., Challis, R.E., "Estimation of bondline dimensions in adhered metal joints using ultrasonic Lamb waves: Finite Element studies of underlying physical phenomena", Review of Progress in Quantitative NDE, eds. D.O. Thompson and D.E. Chimenti, Plenum Press, New York, vol. 18, pp. 1509-1516, 1999.

Marty, P.N., Castaings, M., Cawley, P. and Lowe, M.J.S. 'A Perturbation Method to Model Interdigital Transducers for Use in Smart Structures', Review of Progress in Quantitative NDE, Vol 18, DO Thompson and DE Chimenti (eds), Plenum Press, New York, pp1037-1044, 1999.

Pavlakovic, B., Lowe, M.J.S. and Cawley, P. 'The inspection of tendons in post-tensioned concrete using guided ultrasonic waves', presented at 7th European NDT conf; re-printed Insight, Vol 41, pp446-448 & 452, 1999.

Pavlakovic, B., Lowe, M.J.S., and Cawley, P. 'Prediction of Reflection Coefficients from Defects in Embedded Bars', Review of Progress in Quantitative NDE, Vol 18, DO Thompson and DE Chimenti (eds), Plenum Press, New York, pp207-214, 1999.

Pavlakovic, B.N., Lowe, M.J.S., "A general purpose approach to calculating the longitudinal and flexural modes of multi-layered, embedded, transversely isotropic cylinders", Review of Progress in Quantitative NDE, eds. D.O. Thompson and D.E. Chimenti, Plenum Press, New York, vol. 18, pp. 239-246, 1999.

Vine, K., Cawley, P. and Kinloch, A.J. 'The correlation of ultrasonic measurements with toughness changes during the environmental degradation of adhesive joints', Review of Progress in Quantitative NDE, Vol 18, DO Thompson and DE Chimenti (eds), Plenum Press, New York, pp1525-1532, 1999.

Wilcox, P.D., Dalton, R.P., Lowe, M.J.S. and Cawley, P. 'Mode selection and transduction for structural monitoring using Lamb waves', Proc Structural Health Monitoring 2000, F-K Chang (ed), Technomic, pp703-712, 1999.

Wilcox, P.D., Dalton, R.P., Lowe, M.J.S. and Cawley, P. 'Mode and transducer selection for long range Lamb wave inspection', Key Engineering Materials, Vol 167, pp152-161, 1999.

Wilcox, P.D., Lowe, M.J.S. and Cawley, P. 'Long Range Lamb Wave Inspection: The Effect of Dispersion and Modal Selectivity', Review of Progress in Quantitative NDE, Vol 18, DO Thompson and DE Chimenti (eds), Plenum Press, New York, pp151-158, 1999.

Zinin, P., Lefeuvre, O., Briggs, G.A.D., Zeller, B.D., Cawley, P., Kinloch, A.J., Zhou, X. and Thompson, G.E. 'Determination of density and elastic constants of a thin PAA oxide film by acoustic microscopy', J Acoust Soc Am, Vol 106, pp2560-2567, 1999.