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hal.structure.identifierDepartment of Physics and Research Center [OPTIMAS]
dc.contributor.authorOSPALD, Franck
hal.structure.identifierPhysikalisches Institut [Frankfurt/Main]
dc.contributor.authorZOUATHI, Wissem
hal.structure.identifierDepartment of Physics and Research Center [OPTIMAS]
dc.contributor.authorBEIGANG, René
hal.structure.identifierDepartment of Materials Characterization and Testing
dc.contributor.authorMATHEIS, Carsten
hal.structure.identifierDepartment of Materials Characterization and Testing
dc.contributor.authorJONUSCHEIT, Joachim
hal.structure.identifierLaboratoire Bordelais de Recherche en Informatique [LaBRI]
dc.contributor.authorRECUR, Benoît
hal.structure.identifierLaboratoire Ondes et Matière d'Aquitaine [LOMA]
dc.contributor.authorGUILLET, Jean Paul
ORCID: 0000-0003-4434-8052
IDREF: 151192669
hal.structure.identifierLaboratoire Ondes et Matière d'Aquitaine [LOMA]
dc.contributor.authorMOUNAIX, Patrick
hal.structure.identifierVerhaert New Products and Services
dc.contributor.authorVLEUGELS, Wouter
hal.structure.identifierCentro de Tecnologias Aeronauticas
dc.contributor.authorVENEGAS BOSOM, Pablo
hal.structure.identifierCentro de Tecnologias Aeronauticas
dc.contributor.authorVEGA GONZALEZ, Laura
hal.structure.identifierCentro de Tecnologias Aeronauticas
dc.contributor.authorLOPEZ, Ion
hal.structure.identifierLGAI Technological Center S.A.
dc.contributor.authorMARTINEZ EDO, Rafael
hal.structure.identifierNDT Laboratory, Engineering Division
dc.contributor.authorSTERNBERG, Yehuda
hal.structure.identifierCISS Department
dc.contributor.authorVANDEWAL, Marjike
dc.date.created2013-08-14
dc.date.issued2014-03
dc.identifier.issn0091-3286
dc.description.abstractEnThe usability of pulsed broadband terahertz radiation for the inspection of composite materials from the aeronautics industry is investigated, with the goal of developing a mobile time-domain spectroscopy system that operates in reflection geometry. A wide range of samples based on glass and carbon fiber reinforced plastics with various types of defects is examined using an imaging system; the results are evaluated both in time and frequency domain. The conductivity of carbon fibers prevents penetration of the respective samples but also allows analysis of coatings from the reflected THz pulses. Glass fiber composites are, in principle, transparent for THz radiation, but commonly with significant absorption for wavelengths >1 THz. Depending on depth, matrix material, and size, defects like foreign material inserts, delaminations, or moisture contamination can be visualized. If a defect is not too deep in the sample, its location can be correctly identified from the delay between partial reflections at the surface and the defect itself.
dc.language.isoen
dc.publisherSPIE
dc.rights.urihttp://creativecommons.org/licenses/by-nc/
dc.subject.enComposite materials
dc.subject.enTerahertz imaging
dc.subject.enNon-destructive testing
dc.subject.enCarbon fiber reinforced plastic
dc.subject.englass fiber reinforced plastic
dc.subject.enhoneycomb
dc.subject.enRohacell
dc.subject.enLaminate
dc.title.enAeronautics composite material inspection with a terahertz time-domain spectroscopy system
dc.typeArticle de revue
dc.identifier.doi10.1117/1.OE.53.3.031208
dc.subject.halSciences de l'ingénieur [physics]/Optique / photonique
dc.description.sponsorshipEuropeDevelopment and Optimization of THz NDT on Aeronautics Composite Multi-layered Structure
bordeaux.journalOptical Engineering
bordeaux.page031208 (1-14)
bordeaux.volume53
bordeaux.issue3
bordeaux.peerReviewedoui
hal.identifierhal-00942971
hal.version1
hal.origin.linkhttps://hal.archives-ouvertes.fr//hal-00942971v1
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