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Selected Publications

  • Lorenzo Astolfi, David A. Hutchins, Peter J. Thomas, Richard L. Watson, Luzhen Nie, Steven Freear, Adam T. Clare, Marco Ricci and Stefano Laureti, "Holey-structured tungsten metamaterials for broadband ultrasonic sub-wavelength imaging in water", J. Acoust. Soc. Am. 150, 74 (2021). https://doi.org/10.1121/10.0005483
  • Stefano Laureti, David A. Hutchins, Lorenzo Astolfi, Richard L. Watson, Peter J. Thomas, Pietro Burrascano, Luzhen Nie, Steven Freear, Meisam Askari, Adam T. Clare and Marco Ricci, "Trapped air metamaterials for ultrasonic sub-wavelength imaging in water", Sci Rep 10, 10601 (2020). https://doi.org/10.1038/s41598-020-67454-z .
  • Meisam Askari, David A. Hutchins, Peter J.Thomas, Lorenzo Astolfi, Richard L.Watson, Meisam Abdi, MarcoRicci, StefanoLaureti, LuzhenNie, StevenFreear, RickyWildman, ChristopherTuck, Matt Clarke, EmmaWoods, Adam T. Clare, “Additive manufacturing of metamaterials: A review” Additive Manufacturing Volume 36, December 2020, 101562 https://doi.org/10.1016/j.addma.2020.101562
  • Meisam Askari, David A. Hutchins, Richard L.Watson, Lorenzo Astolfi, Luzhen Nie, Steven Freear, Peter J. Thomas, Stefano Laureti, Marco Ricci, Matt Clark and Adam T. Clare, “An ultrasonic metallic Fabry–Pérot metamaterial for use in water”, Additive Manufacturing Volume 35, October 2020, 101309 https://doi.org/10.1016/j.addma.2020.101309 .
  • D. A. Hutchins, P. Huthwaite, L.A.J. Davis, D.R. Billson, L. Senni, S. Laureti and M. Ricci, “Mid infrared tomography of polymer pipes”, J Nondestruct Eval 39, 73 (2020). https://doi.org/10.1007/s10921-020-00714-0 .
  • D.A. Hutchins, Richard L Watson, Lee A J Davis, Lolu Akanji, Duncan R Billson, Pietro Burrascano, Stefano Laureti and Marco Ricci, “Ultrasonic propagation in highly attenuating insulation materials”; Sensors 20, 2285 (2020) https://doi.org/10.3390/s20082285 .
  • X. Yin, J. Fu, W. Li and G. Chen, D.A. Hutchins “A capacitive-inductive dual modality imaging system for non-destructive evaluation applications”, Mechanical Systems and Signal Processing, Volume 135, 1 January 2020, 106403.
  • Akira Tiele, Shivam Soni-Sadar, Jack Rowbottom, Shilen Patel, Edward Mathewson, Samuel Pearson, David Hutchins, John Head, Stephen Hutchins, “Design and development of a novel transtibial cycling prosthesis”, J. of Prosthetics and Orthotics 2020, 32(2), 134-141. https://doi.org/10.1097/JPO.0000000000000274
  • Stefano Laureti, Muhammad Khalid Rizwan, Hamed Malekmohammadi, Pietro Burrascano, Maurizio Natali, Luigi Torre, David. A. Hutchins, Marco Ricci, “Delamination detection in polymeric ablative materials using pulse-compression thermography and air-coupled ultrasound”, Sensors 2019, 19(9), 2198; https://doi.org/10.3390/s19092198 (2019).
  • L. Senni, S. Laureti, M.K. Rizwan, P. Burrascano, D.A. Hutchins, L.A.J. Davis, M. Ricci, “Multi-spectral near infrared NDE of polymer composites”, NDT & E International, Volume 102, March 2019, Pages 281-286. https://doi.org/10.1016/j.ndteint.2018.12.012 .
  • Giuseppe Silipigni, Pietro Burrascano, David A. Hutchins, Stefano Laureti, Roberto Petrucci, Luca Senni, Luigi Torre, Marco Ricci, “Optimization of the pulse-compression technique applied to the infrared thermography nondestructive evaluation” NDT & E International 87, 100-110 (2017), https://doi.org/10.1016/j.ndteint.2017.01.011.
  • S. Laureti, S. Sfarra, H. Malekmohammadia, P. Burrascano, D.A. Hutchins, L. Senni, G. Silipigni, X.P.V. Maldague, M. Ricci “The use of pulse-compression thermography for detecting defects in paintings”, NDT & E International, Volume 98, September 2018, Pages 147-154. https://doi.org/10.1016/j.ndteint.2018.05.003
  • Akira Tiele, Shivam Soni-Sadar, Jack Rowbottom, Shilen Patel, Edward Mathewson, Samuel Pearson, David Hutchins, John Head, Stephen Hutchins, “Design and development of a novel upper-limb cycling-prosthesis”, Bioengineering, 4(4), 89 (12 pages), 2017. doi:10.3390/bioengineering4040089. https://doi.org/10.3390/bioengineering4040089
  • S. Laureti, M. Ricci, I. Mohamed, L. Senni, L.A.J. Davis and D.A. Hutchins, “Detection of rebars in concrete using advanced ultrasonic pulse compression techniques”, Ultrasonics 85, 31-38 (2018). https://doi.org/10.1016/j.ultras.2017.12.010
  • Sevan Harput; James McLaughlin, David Cowell, Pierre Gélat, Nader Saffari, Jia Yang; Omololu Akanji, Peter J Thomas, David Hutchins and Steven Freear; “Generation of ultrasound pulses in water using granular chains with a finite matching layer”, Phys. Rev. Applied 8, 054032 (2017). https://link.aps.org/doi/10.1103/PhysRevApplied.8.054032
  • X. Yin, Z. Li, A. Yan, W. Li, G. Chen and D.A. Hutchins, “Further capacitive imaging experiments using modified probes”, AIP Conference Proceedings 1706, 090013 (2016); https://doi.org/10.1063/1.4940550
  • Pierre Gélat, Jia Yang; Omololu Akanji; Peter J Thomas; David Hutchins; Sevan Harput; Steven Freear; Nader Saffari, “The dynamic excitation of a granular chain: contact mechanics finite element analysis and experimental validation”, J. Acoust. Soc. Am. 141(6), 4240-4248 (2017). https://asa.scitation.org/doi/10.1121/1.4983466
  • Senni, S. Laureti, M.K. Rizwan, P. Burrascano, D.A. Hutchins, L.A.J. Davis, M. Ricci, “Multi-spectral near infrared NDE of polymer composites”, NDT & E International, Volume 102, March 2019, Pages 281-286. https://doi.org/10.1016/j.ndteint.2018.12.012 .Laureti, M. Ricci, I. Mohamed, L. Senni, L.A.J. Davis and D.A. Hutchins, “Detection of rebars in concrete using advanced ultrasonic pulse compression techniques”, Ultrasonics 85, 31-38 (2018). https://doi.org/10.1016/j.ultras.2017.12.010
  • Giuseppe Silipigni, Pietro Burrascano, David A. Hutchins, Stefano Laureti, Roberto Petrucci, Luca Senni, Luigi Torre, MarcoR icci, “Optimization of the pulse-compression technique applied to the infrared thermography nondestructive evaluation” NDT & E International 87, 100-110 (2017), https://doi.org/10.1016/j.ndteint.2017.01.011.
  • Laureti, S. Sfarra, H. Malekmohammadia, P. Burrascano, D.A. Hutchins, L. Senni, G. Silipigni, X.P.V. Maldague, M. Ricci “The use of pulse-compression thermography for detecting defects in paintings”, NDT & E International, Volume 98, September 2018, Pages 147-154. https://doi.org/10.1016/j.ndteint.2018.05.003
  • Sevan Harput; James McLaughlin, David Cowell, Pierre Gélat, Nader Saffari, Jia Yang; Omololu Akanji, Peter J Thomas, David Hutchins and Steven Freear; “Generation of ultrasound pulses in water using granular chains with a finite matching layer”, Phys. Rev. Applied 8, 054032 (2017). https://link.aps.org/doi/10.1103/PhysRevApplied.8.054032
  • Akira Tiele, Shivam Soni-Sadar, Jack Rowbottom, Shilen Patel, Edward Mathewson, Samuel Pearson, David Hutchins, John Head, Stephen Hutchins, “Design and development of a novel upper-limb cycling-prosthesis”, Bioengineering, 4(4), 89 (12 pages), 2017. https://doi.org/10.3390/bioengineering4040089
  • Pierre Gélat, Jia Yang; Omololu Akanji; Peter J Thomas; David Hutchins; Sevan Harput; Steven Freear; Nader Saffari, “The dynamic excitation of a granular chain: contact mechanics finite element analysis and experimental validation”, J. Acoust. Soc. Am. 141(6), 4240-4248 (2017).
  • Giuseppe Silipigni, Pietro Burrascano, David. A. Hutchins, Stefano Laureti, Roberto Petrucci, Luca Senni, Luigi Torre, and Marco Ricci, “Optimization of the pulse-compression technique applied to the infrared thermography non-destructive evaluation”, NDT&E International Volume 87, 100–110 (2017). https://doi.org/10.1016/j.ndteint.2017.01.011
  • Ikhsan Mohamed, David Hutchins, Lee Davis, Stefano Laureti & Marco Ricci, “Ultrasonic NDE of thick polyurethane flexible riser stiffener material”, Non-destructive Testing and Evaluation 38, 1-20 (2016). http://dx.doi.org/10.1080/10589759.2016.1241253
  • O. Akanji, Jia Yang, David Hutchins, Peter J. Thomas, Lee A. J. Davis, Sevan Harput, Steven Freear, Pierre N. Gélat, and Nader Saffari , “The Effect of Boundary Conditions on Resonant Ultrasonic Spherical Chains”, IEEE Trans UFFC 63 (11) 1957-1966 (2016). doi: 10.1109/TUFFC.2016.2576563 http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=7484758
  • S. Laureti, D. A. Hutchins, L. A. J. Davis, S. J. Leigh, and M. Ricci, “High-resolution acoustic imaging at low frequencies using 3D-printed metamaterials”, AIP Advances 6, 121701 (2016); http://dx.doi.org/10.1063/1.4968606.
  • P. Gélat, J. Yang, P. J. Thomas, D. A. Hutchins, O. Akanji, L. A. J. Davis, S. Freear, S. Harput and N. Saffari (2016), “The dynamic excitation of a granular chain for biomedical ultrasound applications: contact mechanics finite element analysis and validation” Journal of Physics Conference Series, vol. 684, 012005, 2016.
  • C. Devendran, D.R. Billson, D.A. Hutchins and A. Neild, “Optimisation of an acoustic resonator for particle manipulation in air”, Sensors and Actuators B: Chemical.224, (2016) 529–538.
  • J. Yang, D. A. Hutchins, O. Akanji, P. J. Thomas, L. A. J. Davis, S. Harput, P. Gelat, S. Freear and N. Saffari, “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 (2016). 063002. ISSN 1539-3755.
  • D. A. Hutchins, J. Yang, O. Akanji, P. J. Thomas, L. A. J. Davis, S. Freear, S. Harput, N. Saffari and P. Gelat, “Ultrasonic propagation in finite-length granular chains”, Ultrasonics journal doi:10.1016/j.ultras.2015.10.018.
  • D.A. Hutchins, J. Yang, O. Akanji, P. J. Thomas, L.A.J. Davis, S. Freear, S. Harput, N. Saffari) and P. Gelat, “Evolution of ultrasonic impulses in chains of spheres using resonant excitation”, Euro. Phys. Lett.109 (2015) 54002.

  • D. I. Woodward, C. P. Purssell, D. R. Billson, D.A. Hutchins, S.J. Leigh, “Additively-manufactured piezoelectric devices”, Phys. Status Solidi A. doi: 10.1002/pssa.201532272 (2015).

  • S. Caporale, S. Callegari, D.A. Hutchins, S. Laureti, P. Burrascano, M. Ricci, "Excitation and Deconvolution in Ultrasound Nondestructive Testing Systems", Book Chapter in Ultrasonic Nondestructive Evaluation Systems, Burrascano, P., Callegari, S., Montisci, A., Ricci, M., Versaci, M. (Eds.), Springer International Publishing (2015).
  • L. Battaglini, S. Callegari, S. Caporale, L.A.J. Davis, S.Laureti, L. Senni, D.A. Hutchins, "Industrial Applications of Noncontact Ultrasonics Techniques", Book Chapter in Ultrasonic Nondestructive Evaluation Systems, Burrascano, P., Callegari, S., Montisci, A., Ricci, M., Versaci, M. (Eds.), Springer International Publishing (2015).
  • David Hutchins, Pietro Burrascano, Lee Davis, Stefano Laureti and Marco Ricci, “Coded waveforms for optimised air-coupled ultrasonic nondestructive evaluation”, Ultrasonics 10.1016/j.ultras.2014.03.007.
  • S.J. Leigh, C.P. Purssell, D.R. Billson and D.A. Hutchins, “Using a magnetite/thermoplastic composite in 3D printing of direct replacements for commercially available flow sensors", Smart Materials and Structures (Article reference: SMS-100471, 2014).
  • J. Yang, D.A. Hutchins, C. Y. Zhao, “Melting behaviour of differently-sized micro-particles in a pipe flow under constant heat flux ”, International Communications in Heat and Mass Transfer 53, 64–70 (2014).

  • D.A. Hutchins and A. Neild, “Air-borne ultrasound transducers”, Book chapter in Ultrasonic Transducers: Materials and Design for Sensors, K. Nakamura Ed., Woodhead publishers (2013).
  • A. Saleem, C. Canal, L.A.J. Davis, R.J. Green and D.A. Hutchins, “Near infrared transmission through various clothing fabrics”, J. Textile Science and Engineering 3: 129 (2013).
  • C. Li, D.A. Hutchins and R.J. Green, “Short range ultrasonic communications in air”, Book chapter in Communication in Transportation Systems, Otto Strobe Ed., IGI Global Ltd (2013).
  • S.J. Leigh, J. Bowen, C.P. Purssell, J.A. Covington, D.R. Billson and D.A. Hutchins, “Rapid manufacture of monolithic micro actuated forceps inspired by echinoderm pedicellariae”, Bioinspiration and Biomimetics 7, 044001(2012).
  • S.J. Leigh, R.J. Bradley, C.P. Purssell, D.R. Billson, D.A. Hutchins, “A simple, low-cost conductive composite material for 3D printing of electronic sensors”. PLoS ONE 7(11) (2012).
  • J. Yang, C.Y. Zhao and D. Hutchins, “Modelling the effect of binary phase composition on inward solidification of a particle”, International Journal of Heat and Mass Transfer 55 6766–6774 (2012).
  • C. Li, D. A. Hutchins and R. J. Green, “Response of an Ultrasonic Communication Channel in Air” IET Communications 6, 335-343 (2012).
  • X. Yin and D. A. Hutchins, “Non-destructive evaluation of composite materials using a capacitive imaging technique”, Composites: Part B 43, 1282–1292 (2012).
  • D.A. Hutchins, D.R. Billson, R.J. Bradley and K.S.Ho, “Structural health monitoring using polymer-based capacitive micromachined ultrasonic transducers (CMUTs)”. Ultrasonics Vol.51 (No.8), 870-877 (2011).
  • S.J. Leigh, C.P Purssell, J. Bowen, D.A. Hutchins, J. A Covington, D.R. Billson," A miniature flow sensor fabricated by micro-stereolithography employing a magnetite/acrylic nanocomposite resin"., Sensors and Actuators A: Physical 168, 66-71 (2011).
  • D. Cheneler, J. Bowen, S.J. Leigh, C.P. Purssell, D.R. Billson, D.A. Hutchins, M.C.L. Ward, “Fabrication and analysis of cylindrical resin AFM microcantilevers”, Ultramicroscopy 111, 1214-1223 (2011).
  • A. Saleem, C. Canal, D.A. Hutchins and R.J. Green, “Techniques for quantifying chemicals concealed behind clothing using near infrared spectroscopy”, Anal. Methods 3, 2298 - 2306 (2011).
  • C.M. Canal, A. Saleem, R.J. Green and D.A. Hutchins, “Remote identification of chemicals concealed behind clothing using near infrared spectroscopy”, Analytical Methods. 3, 84-91 (2011).
  • C. M. Canal, A. Saleem, R.J. Green and D.A. Hutchins, "Near-infrared spectroscopy for personal screening", Proc. SPIE 7838, 78380G (2010).
  • X. Yin, D.A. Hutchins and G.G. Diamond and P. Purnell, “Non-destructive evaluation of concrete using a capacitive imaging technique: preliminary modelling and experiments”, Cement and Concrete Research 40,1734-1743 (2010).
  • X. Yin, G.G. Diamond and D.A. Hutchins, “Further investigations into capacitive imaging for NDE”, Insight 51, 484-490 (2009).
  • C.Li, D.A. Hutchins and R.J. Green, “Short range ultrasonic communications in air using quadrature modulation”, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 56, 2060-2072 (2009).
  • P. Pallav, G.G. Diamond and D.A. Hutchins, “A near infrared (NIR) technique for imaging food materials”, J. Food Sci. 74, E23-E33 (2009).
  • P. Pallav, D.A. Hutchins and X. Yin, “Air-coupled ultrasonic spectroscopy of highly damping materials using pulse compression”, IEEE Trans. Ultras. Ferr. Freq. Contr. 56, 1207-1217 (2009).
  • P. Pallav, D.A. Hutchins and T.H Gan, “Air-coupled ultrasonic evaluation of food materials“, Ultrasonics 49, 244-253 (2009).
  • C. Li, D.A. Hutchins and R.J. Green, “Short-range ultrasonic digital communications in air”, IEEE Trans. Ultras. Ferr. Freq. Contr. 55, 908-918 (2008).
  • P. Pallav, G.G. Diamond, D.A. Hutchins and T. H. Gan, “A near infrared technique for nondestructive evaluation”, Insight 50, 244-248 (2008).
  • K.S. Ho, R.J. Bradley, D.R. Billson and D.A. Hutchins “Micro- stereolithography as a transducer design method”, Ultrasonics. 48, 1-5 (2008).
  • A. P. Medley, D. R. Billson, D. A. Hutchins, and A. Neild, “Acoustic fields of non-planar radiators”, J. Acoust. Soc. Am 122, 2587-93 (2007).
  • K.S. Ho, D.R. Billson and D.A. Hutchins, “Ultrasonic Lamb wave tomography using scanned EMATs and wavelet processing”, Nondestructive testing and Evaluation 22, 19-34 (2007).
  • P. Pallav, T.H. Gan and D.A. Hutchins, “Elliptical-Tukey chirp signal for high resolution air-coupled ultrasonic imaging”, IEEE Trans. Ultras. Ferr. Freq. Contr. 54, 1530-1540 (2007).
  • L.A.J. Davis, D. A. Hutchins and R.A. Noble, “Characterisation of cMUTs in rarefied gases”, IEEE Trans. Ultras. Ferr. Freq. Contr. 54, 1065-1071 (2007).
  • K.S. Ho, D.R. Billson and D.A. Hutchins, “Inspection of drinks cans using non-contact electromagnetic acoustic transducers”, J. Food Engineering 80, 431-444 (2007).
  • J.R. Berriman, D.A. Hutchins, A. Neild, T.H. Gan and P. Purnell, “The application of time-frequency analysis to the air-coupled ultrasonic testing of concrete”, IEEE Trans. Ultras. Ferr. Freq. Contr. 53, 768-776 (2006).
  • G.G. Diamond, D.A. Hutchins, T.H. Gan, P. Purnell and K.K. Leong, “Single-sided capacitive imaging for NDT”, Insight 48, 724-730 (2006).
  • S. Meyer, S. A. Hindle, J.-P. Sandoz, T. H. Gan and D. A. Hutchins, “Non-contact evaluation of milk-based products using air-coupled ultrasound”, Meas. Sci. Technol. 17, 1838-1846 (2006).
  • T.H. Gan, P. Pallav and D.A. Hutchins, “Non-contact ultrasonic quality measurements of food products”, J. Food Engineering 77, 239-247 (2006).
  • K.S. Ho, T.H. Gan, D.R. Billson and D.A. Hutchins, "Application of pulse compression signal processing techniques to Electromagnetic Acoustic Transducers for non-contact thickness measurements and imaging" Review of Scientific Instruments 76, paper 054902-1-8. (2005).
  • L.A.J. Davis, D. R. Billson, D.A. Hutchins and R.A. Noble, "Visualising acoustic displacements of micromachined transducers using an interferometric microscope", Acoustics Research Letters On-line (ARLO) 6, 75-79 (April 2005).
  • T.H. Gan, D.A. Hutchins, R.J. Green, M. Andrews and P.D Harris, "Non-contact high-resolution ultrasonic imaging of wood samples using coded chirp waveforms", IEEE Trans. Ultras. Ferr. Freq. Contr. 52, 280-288 (2005).
  • A. Neild, D.A. Hutchins, T.J. Robertson, L.A.J. Davis and D.R. Billson, "The radiated fields of focussing air-coupled ultrasonic phased arrays", Ultrasonics 43, 183-195 (2005).
  • P. Purnell, D.A. Hutchins, J. R. Berriman and T.H. Gan, "Testing without touching: advances in ultrasonic concrete interrogation", Concrete 138, 10-11, (2004)
  • A. Neild, D.A. Hutchins, T.J. Robertson and D.W. Schindel, "A model for the radiated fields of a plane piston after reflection from a curved surface", J. Acoust. Soc. Am. 116, 2793-2801 (2004).
  • T.H. Gan, D.A. Hutchins and R.J. Green, "A Swept Frequency Multiplication Technique for Air-Coupled Ultrasonic NDE", IEEE Trans. Ultras. Ferr. Freq. Contr. 51, 1271-1279 (2004).
  • J.S. McIntosh, A. Neild, D.A. Hutchins, D.R.Billson, R.A. Noble and R.R. Davies, "Nearfield Modelling of Small Arrays of Capacitive Micromachined Ultrasonics Transducers (cMUTs)", Ultrasonics 42, 447-452 (2004).
  • A. Neild, D.A. Hutchins, T.J. Robertson and D.R. Billson, "Imaging using air-coupled polymer-membrane capacitive ultrasonic arrays", Ultrasonics 42, 859-864 (2004).
  • P. Purnell, T.H. Gan, D.A. Hutchins and J. Berriman, "Non-contact Ultrasonic Diagnostics in Concrete: A preliminary investigation", Cement and Concrete Research 34, 1185-1188 (2004).
  • A. Neild and D.A. Hutchins, "The calculation of radiated acoustic pressure fields from irregular multi-sided polygons", J. Acoust. Soc. Am. 115, 2021-2031 (2004).
  • A Neild and D.A. Hutchins, "A theoretical model for the effect of a finite size acoustic receiver", J. Acoust. Soc. Am. 115, 1546-1556 (2004).
  • D.A. Hutchins, D.W. Choi, L.A.J. Davis, T.H. Gan and D.R. Billson, "Through-transmission imaging of solids in air using ultrasonic gas-jet waveguides", IEEE Trans. Ultras. Ferr. Freq. Contr. 50, 1509-1515 (2003).
  • D.W. Choi, D.A. Hutchins and D.R. Billson, "Gas jets as ultrasonic waveguides", J. Acoust. Soc. Am. 114, 1254-1265 (2003).
  • T.H. Gan, D.A. Hutchins, D.R. Billson and D.W. Schindel, "High resolution air-coupled imaging of thin materials", IEEE Trans. Ultras. Ferr. Freq. Contr. 50, 1516-1524 (2003).
  • T.H. Gan and D.A. Hutchins, "Air-coupled ultrasonic tomographic imaging of high temperature flames", IEEE Trans. Ultras. Ferr. Freq. Contr. 50, 1184-1190 (2003).
  • D.A. Hutchins, J.S. McIntosh, A. Neild, D.R. Billson and R.A. Noble, "Radiated fields of capacitive micromachined ultrasonic transducers in air", J. Acoust. Soc. Am. 114, 1435-1449 (2003).
  • T.H. Gan, D.A. Hutchins, P.W. Carpenter and W.M.D. Wright, "Simultaneous reconstruction of flow and temperature cross-sections in gas jets using acoustic tomography", J. Acoust. Soc. Am. 114, 759-766 (2003).
  • D.A. Hutchins, T.J. Robertson, D.R. Billson and P. Solanki. " A conical air-coupled capacitance transducer for surface imaging", Ultrasonics 41, 163-173 (2003).
  • D.W. Choi and D.A. Hutchins." Ultrasonic propagation in various gases at elevated pressures" , Measurement Science and Technology 14, 822-830 (2003).
  • T.J. Robertson, D.A. Hutchins, D.R. Billson and J.H. Rakels, "Surface metrology using reflected ultrasonic signals in air",Ultrasonics 39, No.7, 479-486 (2002).
  • T.H. Gan, D.A. Hutchins, D.R. Billson ,"Air-coupled ultrasonic inspection of food containers ", J. Food Eng.,53, 315-323 (2002).
  • D.W.Choi, C.McIntyre, D.A.Hutchins and D.R.Billson, "Gas jet as a waveguide for air-coupled ultrasound'.", Ultrasonics, 40, 145-152 (2002).
  • J.S.McIntosh, D.A.Hutchins, D.R.Billson, T.J.Robertson, R.A.Noble and A.D.R.Jones," The characterization of capacitive micromachined ultrasonic transducers in air",Ultrasonics 40, 477-48 (2002).
  • T.H. Gan, D.A. Hutchins, D.R. Billson and F.C. Wong, "Ultrasonic tomographic imaging of an encased highly-attenuating solid media",", Research in Nondestructive Evaluation 13, 131-152 (2001).
  • D.A. Hutchins, C.S. McIntyre, D.R. Billson, D.W. Choi and T.J. Robertson, "Ultrasonic propagation in a gas jet",J. Acoust. Soc. Am. 110, 2964-2973 (2001).
  • R.A. Noble, A.R.D. Jones, T.J. Robertson, D.A. Hutchins and D.R. Billson, "Novel wide bandwidth micromachined ultrasonic transducers", IEEE Trans. Ultras. Ferr. Freq. Contr. 48, 1495-1507 (2001)
  • C.S. McIntyre, D.A. Hutchins and D.R. Billson, "The development of a novel ribbon-based air-coupled ultrasonic transducer", IEE Proc. - Sci. Meas. Tech. 148, 237-245 (2001).
  • C.S. McIntyre, D.A. Hutchins, D.R. Billson and J. Storr-Pelinen, "The use of air-coupled ultrasound to test paper", IEEE Trans. Ultras. Ferr. Freq. Contr. 48, 717-727 (2001).
  • T.H. Gan, D.A. Hutchins, D.R. Billson and D.W. Schindel, "The use of broadband acoustic transducers and pulse compression techniques for air-coupled ultrasonic imaging", Ultrasonics 39, 181-194 (2001).



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