PSI - Issue 37

Alexey Tatarinov et al. / Procedia Structural Integrity 37 (2022) 453–461 Alexey Tatarinov et al./ Structural Integrity Procedia 00 (2019) 000 – 000

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Acknowledgement The study was supported by the project grant of the Latvian Council of Science lzp-2020/2-0033 “Recognition of the stage of deterioration of surface layers of concrete using spectroscopy of acoustic surface waves ”. References 1. Breugel, K., 2017. Societal burden and engineering challenges of ageing infrastructure , in “ Procedia Engineering ”, 171, pp. 53 – 63. 2. Hobbs, D.W. 2001. Concrete deterioration: causes, diagnosis, and minimising risk, in “ International Materials Reviews ” , 46(3), pp. 117-144, DOI: 10.1179/095066001101528420. 3. Schabowicz, K., 2019. Non-destructive testing of materials in civil engineering, in “ Materials ” , 12(19):3237, pp. 1-13. 4. Komlos, K., Popovics, S., Niirnbergeroh, T., Babd, B., Popovics, J.S., 1996. Ultrasonic pulse velocity test of concrete properties as specified in various standards , in “ Cement and Concrete Composites ” , vol. 18, pp. 357-364. 5. Irrigaray, M.A.P., Pinto, R. and Padaratz. I. J., 2016. A new approach to estimate compressive strength of concrete by the UPV method, in “ Revista IBRACON de Estruturas e Materiais ”, vol. 9(3), pp. 395-402. 6. Pundit® ultrasonic pulse velocity and pulse echo tomograph. Available at: https://www.proceq.com/compare/pundit-ultrasonic-pulse-velocity and-pulse-echo-testing. 7. Tatarinov, A., Egorov, V., Sarvazyan, N., Sarvazyan, A., 2014. Multi-frequency axial transmission bone ultrasonometer , in “ Ultrasonics ”, 54(5), pp. 1162-1169. 8. Victorov, I.A., 1967. Rayleigh and Lamb waves: Physical theory and applications. Plenum Press, New York., 165 p. 9. Cho, Y.S., 2003. Non-destructive testing of high strength concrete using spectral analysis of surface waves, in ”NDT&E Int” , pp. 1-7. 10. Stone J.V., 2021. The Fourier Transform: A Tutorial Introduction, Sebtel Press, Annotated edition, 103 p. 11. Kirkland, E.J., 2010. Bilinear Interpolation, in “ Advanced Computing in Electron Microscopy ”, Springer, Boston, MA., pp 261-263.