DocumentCode
2716149
Title
THz QCL — Based active imaging applied to composite materials diagnostic
Author
Destic, Fabien ; Petitjean, Yoann ; Massenot, Sébastien ; Mollier, Jean-Claude ; Barbieri, Stefano
Author_Institution
Inst. Super. de l´´Aeronautique et de l´´Espace, Univ. de Toulouse, Toulouse, France
fYear
2010
fDate
5-10 Sept. 2010
Firstpage
1
Lastpage
2
Abstract
This paper presents a CW raster-scanning THz imaging setup used to perform Non-Destructive Testing of Kevlar™ and carbon fibre samples. The setup uses a 2.5 THz Quantum Cascade Laser as a source. Delamination defect in a Kevlar sample was detected showing a sensitivity to laser polarization orientation. Detection of a break in a carbon/epoxy sample was also performed.
Keywords
carbon fibres; composite materials; delamination; nondestructive testing; quantum cascade lasers; resins; terahertz wave imaging; C; CW raster scanning; THz QCL-based active imaging; composite materials diagnostic; delamination defect; laser polarization orientation; nondestructive testing; quantum cascade laser; Carbon; Composite materials; Delamination; Imaging; Plastics; Quantum cascade lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
Conference_Location
Rome
Print_ISBN
978-1-4244-6655-9
Type
conf
DOI
10.1109/ICIMW.2010.5612792
Filename
5612792
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