Electromagnetic Acoustic Transducers Noncontacting Ultrasonic Measurements using EMATs /

• Main Authors: Hirao, Masahiko (Author), Ogi, Hirotsugu (Author)
• Corporate Author: SpringerLink (Online service)
• Format: Electronic eBook
• Language: English
• Published: Tokyo : Springer Japan : Imprint: Springer, 2017.
• Edition: 2nd ed. 2017.
• Series: Springer Series in Measurement Science and Technology,
• Subjects: Physics.; Acoustics.; Electronic circuits.; Acoustical engineering.; Materials science.; Electronic Circuits and Devices.; Characterization and Evaluation of Materials.; Engineering Acoustics.

This second edition provides comprehensive information on electromagnetic acoustic transducers (EMATs), from the theory and physical principles of EMATs to the construction of systems and their applications to scientific and industrial ultrasonic measurements on materials. The original version has b...

Table of Contents:

• Introduction
• Coupling mechanism
• Available EMATS
• Brief instruction to build EMATS
• Principles of EMAR for spectral response
• Free-Decay measurement for attenuation and internal friction
• In-SITU monitoring of dislocation mobility
• Elastic constants and internal friction of advances materials
• Resonance Ultrasound microscopy
• Nonlinear acoustics for Microstractural evolution
• On-line texturer monitoring of steel sheets
• Acoustoelastic stress measurements
• Measurement of induction-hardening depth
• Detection of flaw and corrosion
• Average grain size of steel
• Remaining-life assessment of fatigued metals
• Creep damage detection
• Field applications of EMATS.