Abstract
Fracture in a material takes place with the release of stored strain energy, which is consumed by nucleating new external surfaces (cracks) and emitting elastic waves, which are defined as AE waves. The elastic waves propagate inside a material and are detected by an AE sensor. Except for contactless sensors, AE sensors are directly attached on the surface as shown in Fig. 3.1.
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© 2008 Springer-Verlag Berlin Heidelberg
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Ohtsu, M. (2008). Sensor and Instrument. In: Grosse, C., Ohtsu, M. (eds) Acoustic Emission Testing. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-540-69972-9_3
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DOI: https://doi.org/10.1007/978-3-540-69972-9_3
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-69895-1
Online ISBN: 978-3-540-69972-9
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