Research of Detection of Solid Surface Laser Ultrasonic Pulses Using a Laser Heterodyne Interferometric Method

[in Chinese]; [in Chinese]; [in Chinese]; [in Chinese]

Journals >Chinese Journal of Lasers >Volume 24 >Issue 9 >Page 819 > Article

Chinese Journal of Lasers
Vol. 24, Issue 9, 819 (1997)

Research of Detection of Solid Surface Laser Ultrasonic Pulses Using a Laser Heterodyne Interferometric Method

[in Chinese], [in Chinese], [in Chinese], and [in Chinese]

Author Affiliations

[in Chinese]

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[in Chinese], [in Chinese], [in Chinese], [in Chinese]. Research of Detection of Solid Surface Laser Ultrasonic Pulses Using a Laser Heterodyne Interferometric Method[J]. Chinese Journal of Lasers, 1997, 24(9): 819 Copy Citation Text

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Abstract

This paper describes the measuring principle and an experimental study of laser ultrasonic pulses by the laser heterodyne interferometric method. A method of increasing the intensity of the detected signal is developed.

Keywords

detection ultrasonic pulse heterodyne interferometer