Find Research Outputs

Search in all content

Filters for Research Output

Search concepts
Selected filters

Publication Year

  • 2020
  • 2019
  • 2018
  • 2017
  • 2016

Author

  • Anthony Gachagan
2020

Achieving remanufacturing inspection using deep learning

Nwankpa, C., Eze, S., Ijomah, W., Gachagan, A. & Marshall, S., 15 Oct 2020, In : Journal of Remanufacturing. 17 p.

Research output: Contribution to journalArticle

Open Access
File
2 Downloads (Pure)
Open Access
File
4 Downloads (Pure)

A model-based study of transmit-receive longitudinal arrays for inspection of subsurface defects

Mohseni, E., MacLeod, C., Javadi, Y., Vithanage, R. K. W., Qiu, Z., Lines, D., Foster, E., Lukacs, P., Vasilev, M., Zimermann, R., Pierce, S. G. & Gachagan, A., 1 Aug 2020, In : Journal of Nondestructive Evaluation, Diagnostics and Prognostics of Engineering Systems. 3, 3, 8 p., 031102 .

Research output: Contribution to journalArticle

Calibration of ultrasonic hardware for enhanced total focusing method imaging

Ingram, M., Gachagan, A., Nordon, A., Mullholland, A. J. & Hegarty, M., 31 Jul 2020, In : Insight: The Journal of the British Institute of Non-Destructive Testing. 62, 7, p. 408-415 8 p.

Research output: Contribution to journalArticle

Open Access
File
10 Downloads (Pure)
Open Access
File
4 Citations (Scopus)
17 Downloads (Pure)

Correction of B-scan distortion for optimum ultrasonic imaging of back walls with complex geometries

Davì, S., Mineo, C., MacLeod, C., Pierce, S. G., Gachagan, A., Paton, S., Munro, G., O'Brien-O'Reilly, J. & McCubbin, C., 1 Apr 2020, In : Insight: The Journal of the British Institute of Non-Destructive Testing. 62, 4, p. 184-191 8 p.

Research output: Contribution to journalArticle

Open Access
File
12 Downloads (Pure)

Design of 2D sparse array transducers for anomaly detection in medical phantoms

Li, X., Gachagan, A. & Murray, P., 19 Sep 2020, In : Sensors. 20, 18, 19 p., 5370.

Research output: Contribution to journalArticle

Open Access
File
2 Downloads (Pure)

Determination of bubble size distribution using ultrasound array imaging

Ingram, M., Mineo, C., Gachagan, A., Mulholland, A. J., Nordon, A. & Hegarty, M., 1 Jul 2020, In : IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 67, 7, p. 1424-1437 14 p.

Research output: Contribution to journalArticle

Open Access
File
5 Downloads (Pure)

Determining position and orientation of a 3-wheel robot on a pipe using an accelerometer

McGregor, A., Dobie, G., Pearson, N. R., MacLeod, C. N. & Gachagan, A., 1 May 2020, In : IEEE Sensors Journal. 20, 9, p. 5061-5071 11 p., 8951135.

Research output: Contribution to journalArticle

Open Access
File
10 Downloads (Pure)
Open Access
File
1 Citation (Scopus)
25 Downloads (Pure)
File
2 Downloads (Pure)
Open Access
File
4 Downloads (Pure)
3 Citations (Scopus)
Open Access
File
Open Access
File
7 Downloads (Pure)
2019

A feasability study on guided wave-based robotic mapping

Tabatabaeipour, M., Trushkevych, O., Dobie, G., Edwards, R. S., Dixon, S., MacLeod, C., Gachagan, A. & Pierce, S. G., 6 Oct 2019. 4 p.

Research output: Contribution to conferencePaper

Open Access
File
33 Downloads (Pure)
Open Access
File
3 Downloads (Pure)

Automated pressure tube defect analysis

Zacharis, P., West, G., Wallace, C., Dobie, G. & Gachagan, A., 9 May 2019. 1 p.

Research output: Contribution to conferencePoster

Open Access
File
24 Downloads (Pure)
Open Access
File
4 Downloads (Pure)

Deep learning based vision inspection system for remanufacturing application

Nwankpa, C., Eze, S., Ijomah, W., Gachagan, A. & Marshall, S., 25 Jun 2019, p. 1-12. 12 p.

Research output: Contribution to conferencePaper

Open Access
File

Enhanced phased array imaging through reverberating interfaces

Ingram, M., Gachagan, A., Mulholland, A. J., Nordon, A., Dziewierz, J. & Hegarty, M., 8 May 2019, 45th Annual Review Of Progress In Quantitative Nondestructive Evaluation. Melville, NY, Vol. 38. 8 p. (AIP Conference Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
2 Downloads (Pure)
Open Access
File
12 Downloads (Pure)
Open Access
File
1 Citation (Scopus)
43 Downloads (Pure)
Open Access
File
4 Downloads (Pure)

Intentional weld defect process: from manufacturing by ‎‎robotic welding machine to inspection ‎using TFM phased ‎‎array ‎

Javadi, Y., Vasilev, M., MacLeod, C. N., Pierce, S. G., Su, R., Mineo, C., Dziewierz, J. & Gachagan, A., 8 May 2019, 45th Annual Review of Progress in Quantitative Nondestructive Evaluation. Laflamme, S., Holland, S. & Bond, L. J. (eds.). Melville, NY., 040011

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
3 Citations (Scopus)
32 Downloads (Pure)

Towards guided wave robotic NDT inspection: EMAT size matters

Trushkevych, O., Dixon, S., Tabatabaeipour, M., Dobie, G., Potter, M. D. G., MacLeod, C., Gachagan, A., Pierce, S. G. & Edwards, R. S., 6 Oct 2019. 4 p.

Research output: Contribution to conferencePaper

Open Access
File
11 Downloads (Pure)
Open Access
File
14 Citations (Scopus)
14 Downloads (Pure)
Open Access
File
6 Citations (Scopus)
34 Downloads (Pure)
Open Access
File
19 Downloads (Pure)
Open Access
File
14 Downloads (Pure)
2018

A transdimensional Bayesian approach to ultrasonic travel-time tomography for non-destructive testing

Tant, K. M. M., Galetti, E., Mulholland, A. J., Curtis, A. & Gachagan, A., 29 Jun 2018, In : Inverse Problems. 34, 9, 29 p., 095002.

Research output: Contribution to journalArticle

Open Access
File
8 Citations (Scopus)
24 Downloads (Pure)
Open Access
File
3 Citations (Scopus)
28 Downloads (Pure)

Broadband piezocrystal transducer array for non-destructive evaluation imaging applications

Qiu, Z., Fang, H., O'Leary, R., Gachagan, A. & Moldovan, A., 20 Dec 2018, Proceeding 2018 IEEE International Ultrasonics Symposium. New York: IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
1 Citation (Scopus)
9 Downloads (Pure)

Data-driven analysis of ultrasonic inspection data of pressure tubes

Zacharis, P., West, G., Dobie, G., Lardner, T. & Gachagan, A., 30 Jun 2018, In : Nuclear Technology. 202, p. 153-160 8 p.

Research output: Contribution to journalArticle

Open Access
File
34 Downloads (Pure)

Investigation of fundamental ultrasonic propagation characteristics in NDT of electron beam melting additive manufactured samples

Tofeldt, O., Pierce, SG., Smillie, G., Kerr, W., Flockhart, GMH., Macleod, CN., Blue, R., Gachagan, A., Stratoudaki, T., Andersson, J. & McMahon, D., 14 Feb 2018, (Accepted/In press). 4 p.

Research output: Contribution to conferencePaper

Open Access
File
42 Downloads (Pure)

Linear ultrasonic array design using cantor set fractal geometry

Fang, H., Qiu, Z., Mulholland, A. J., O'Leary, R. L. & Gachagan, A., 8 May 2018. 4 p.

Research output: Contribution to conferencePoster

Open Access
File
14 Downloads (Pure)

Multi-aperture beamforming for automated large structure inspection using ultrasonic phased arrays

Su, R., Mineo, C., MacLeod, C. N., Pierce, S. G. & Gachagan, A., 17 May 2018, (Accepted/In press) 45th Annual Review of Progress in Quantitative Nondestructive Evaluation. Melville, NY.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
6 Downloads (Pure)
Open Access
File
19 Downloads (Pure)

Ultrasonic array imaging through reverberating layers for industrial process analysis

Ingram, M., Gachagan, A., Mulholland, A. J., Nordon, A. & Hegarty, M., 20 Dec 2018, 2018 IEEE International Ultrasonics Symposium. Piscataway, NJ: IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
1 Citation (Scopus)
1 Downloads (Pure)
2 Citations (Scopus)
1 Downloads (Pure)

Virtual prototyping of a catheter transducer array for internal hepatic sonoporation

Moldovan, A. C., Dziewierz, J., Gachagan, A., Cochran, S. & Lay, H., 20 Dec 2018, 2018 IEEE International Ultrasonics Symposium (IUS). Piscataway, NJ: IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
1 Citation (Scopus)
12 Downloads (Pure)

Wavelet analysis of poorly-focused ultrasonic signal of pressure tube inspection in nuclear industry

Zhao, H., Gachagan, A., Dobie, G. & Lardner, T., 20 Apr 2018, 44th Annual Rview of Progress in Quantitative Nondestructive Evaluation. Chimenti, D. E. & Bond, L. J. (eds.). Melville, New York, Vol. 37. 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
20 Downloads (Pure)
2017

An expert-systems approach to automatically determining flaw depth within candu pressure tubes

Lardner, T., West, G. M., Dobie, G. & Gachagan, A., 15 Jun 2017, 10th International Topical Meeting on Nuclear Plant Instrumentation, Control, and Human-Machine Interface Technologies, NPIC and HMIT 2017. A. N. S. (ed.). Red Hook, NY, Vol. 2. p. 904-913 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
2 Citations (Scopus)
8 Downloads (Pure)

An expert-systems approach to automatically determining flaw depth within CANDU pressure tubes

Lardner, T., West, G., Dobie, G. & Gachagan, A., 4 Apr 2017, (Accepted/In press). 10 p.

Research output: Contribution to conferencePaper

Open Access
File
52 Downloads (Pure)

A nonlinear elasticity approach to modelling the collapse of a shelled microbubble

Cowley, J., Mulholland, A. J. & Gachagan, A., 31 Aug 2017, In : IMA Journal of Applied Mathematics. 82, 4, p. 781-801 21 p.

Research output: Contribution to journalArticle

Open Access
File
46 Downloads (Pure)
Open Access
File
5 Citations (Scopus)
50 Downloads (Pure)

A spectral method for sizing cracks using ultrasonic arrays

Cunningham, L. J., Mulholland, A. J., Tant, K. M. M., Gachagan, A., Harvey, G. & Bird, C., 9 Mar 2017, In : Inverse Problems in Science and Engineering. 19 p.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
45 Downloads (Pure)

Assessment of corrosion under insulation and engineered temporary wraps using pulsed eddy-current techniques

Morozov, M., Dobie, G. & Gachagan, A., 7 Sep 2017, 56th Annual British Conference on Non-Destructive Testing. Northampton, p. 475-484 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Automated sizing and classification of defects in CANDU pressure tubes

Lardner, T., West, G., Dobie, G. & Gachagan, A., 28 Sep 2017, (Accepted/In press) In : Nuclear Engineering and Design. 13 p.

Research output: Contribution to journalArticle

Open Access
File
49 Downloads (Pure)