All-Optical Photoacoustic Sensors for Steel Rebar Corrosion Monitoring

This article presents an application of an active all-optical photoacoustic sensing system with four elements for steel rebar corrosion monitoring. The sensor utilized a photoacoustic mechanism of gold nanocomposites to generate 8 MHz broadband ultrasound pulses in 0.4 mm compact space. A nanosecond...

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Bibliographic Details
Main Authors: Cong Du, Jones Owusu Twumasi, Qixiang Tang, Xu Guo, Jingcheng Zhou, Tzuyang Yu, Xingwei Wang
Format: Article
Language:English
Published: MDPI AG 2018-04-01
Series:Sensors
Subjects:
FBG
Online Access:http://www.mdpi.com/1424-8220/18/5/1353