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1دورية أكاديمية
المؤلفون: Carlos-Omar Rasgado-Moreno, Marek Rist, Raul Land, Madis Ratassepp
المصدر: Sensors, Vol 22, Iss 2, p 486 (2022)
مصطلحات موضوعية: guided waves, scattering, pipe bend, acoustic model, Thomsen parameters, finite differences, Chemical technology, TP1-1185
وصف الملف: electronic resource
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2دورية أكاديمية
المؤلفون: Jing Rao, Madis Ratassepp, Danylo Lisevych, Mahadhir Hamzah Caffoor, Zheng Fan
المصدر: Sensors, Vol 17, Iss 12, p 2882 (2017)
مصطلحات موضوعية: corrosion monitoring, guided wave tomography, full waveform inversion, piezoelectric transducers, Chemical technology, TP1-1185
وصف الملف: electronic resource
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4
المؤلفون: Chengxiang Peng, Madis Ratassepp, Paul Annus
المصدر: 2022 18th Biennial Baltic Electronics Conference (BEC).
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::1615f912a184c1f7f5be1a2c62e68142
https://doi.org/10.1109/bec56180.2022.9935612 -
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المؤلفون: Paul Annus, Eiko Priidel, Margus Metshein, Mart Min, Raul Land, Olev Martens, Madis Ratassepp, Andrei Krivosei
المصدر: 8th European Medical and Biological Engineering Conference ISBN: 9783030646097
IFMBE Proceedings
IFMBE Proceedings-8th European Medical and Biological Engineering Conference
8th European Medical and Biological Engineering Conference-Proceedings of the EMBEC 2020, November 29 – December 3, 2020 Portorož, Sloveniaمصطلحات موضوعية: Computer science, Low-pass filter, 020208 electrical & electronic engineering, Detector, 0202 electrical engineering, electronic engineering, information engineering, Electronic engineering, Phase (waves), Demodulation, 02 engineering and technology, Signal, Electrical impedance, Power (physics), Communication channel
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f66e9f065105e834217977799bcff570
https://doi.org/10.1007/978-3-030-64610-3_18 -
6Investigation of the reconstruction accuracy of guided wave tomography using full waveform inversion
المؤلفون: Jing Rao, Zheng Fan, Madis Ratassepp
المصدر: Journal of Sound and Vibration. 400:317-328
مصطلحات موضوعية: Engineering, Guided wave testing, Acoustics and Ultrasonics, business.industry, Mechanical Engineering, 02 engineering and technology, 021001 nanoscience & nanotechnology, Condensed Matter Physics, 01 natural sciences, Data modeling, Wavelength, Optics, Transducer, Mechanics of Materials, 0103 physical sciences, Waveform, Ultrasonic sensor, Tomography, Born approximation, 0210 nano-technology, business, 010301 acoustics
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المؤلفون: Madis Ratassepp, Zheng Fan, Xudong Yu, Prabhu Rajagopal
المصدر: Ultrasonics. 72:95-105
مصطلحات موضوعية: Materials science, Acoustics and Ultrasonics, business.industry, Acoustics, Composite number, 02 engineering and technology, Epoxy, Composite laminates, 021001 nanoscience & nanotechnology, 01 natural sciences, Finite element method, Composite plate, visual_art, Nondestructive testing, 0103 physical sciences, visual_art.visual_art_medium, Ultrasonic sensor, Composite material, 0210 nano-technology, business, Anisotropy, 010301 acoustics
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المؤلفون: Zheng Fan, Kaspar Lasn, Madis Ratassepp
المصدر: Ultrasonics. 71:223-230
مصطلحات موضوعية: Physics, Acoustics and Ultrasonics, business.industry, Wave packet, Acoustics, 02 engineering and technology, 021001 nanoscience & nanotechnology, 01 natural sciences, Signal, Displacement (vector), Optics, Orthogonality, Composite plate, 0103 physical sciences, Displacement field, Waveform, 0210 nano-technology, business, 010301 acoustics, Laser Doppler vibrometer
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المؤلفون: Jizhong Yang, Zheng Fan, Jing Rao, Madis Ratassepp
المصدر: Ultrasonics. 101
مصطلحات موضوعية: 010302 applied physics, Physics, Hessian matrix, Acoustics and Ultrasonics, Mathematical analysis, Inverse, Inversion (meteorology), 01 natural sciences, symbols.namesake, Amplitude, Conjugate gradient method, 0103 physical sciences, symbols, Ultrasonic Tomography, 010301 acoustics, Linear least squares, Full waveform
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المؤلفون: Abhishek Saini, Madis Ratassepp, Jing Rao, Zheng Fan, Jizhong Yang
المصدر: NDT & E International. 107:102135
مصطلحات موضوعية: Materials science, Scattering, Mechanical Engineering, Acoustics, Seismic migration, Mode (statistics), Waveform, General Materials Science, Ultrasonic sensor, Condensed Matter Physics, Ultrasonic imaging, Characterization (materials science), Image (mathematics)