Terahertz detection and recognition of hidden layers in composites

YANG Xiuwei; ZHANG Dehai; LI Xiangdong

doi:10.11805/tkyda2020350

[1] PALKA N,KRIMI S,OSPALD F,et al. Precise determination of thicknesses of multilayer polyethylene composite materials by terahertz time-domain spectroscopy[J]. Journal of Infrared, Millimeter, and Terahertz Waves, 2015,36(6):578-596.

[2] STEFFEN Wietzke,CHRISTIAN Jansen,TILMANN Jung,et al. Terahertz time-domain spectroscopy as a tool to monitor the glass transition in polymers[J]. Optics Express, 2009,17(21):19006-19014.

[3] WEBER S,LIEBELT L,KLIER J,et al. Influence of system performance on layer thickness determination using terahertz time-domain spectroscopy[J]. Journal of Infrared, Millimeter and Terahertz Waves, 2020(4):438-449.

[4] KIM D H,RYU C H,PARK S H,et al. Nondestructive evaluation of hidden damages in glass fiber reinforced plastic by using the terahertz spectroscopy[J]. International Journal of Precision Engineering and Manufacturing-Green Technology, 2017,4(2):211-219.

[7] ZHANG Jin,WANG Jie,HAN Xiaohui,et al. Noncontact detection of Teflon inclusions in glass-fiber-reinforced polymer composites using terahertz imaging[J]. Applied Optics, 2016,55(36):10215-10222.

[8] WANG Jie,ZHANG Jin,CHANG Tianying,et al. Terahertz nondestructive imaging for foreign object detection in glass fibre-reinforced polymer composite panels[J]. Infrared Physics & Technology, 2019(98):36-44.

[9] HAN Dae-Hyun,KANG Lae-Hyong. Nondestructive evaluation of GFRP composite including multi-delamination using THz spectroscopy and imaging[J]. Composite Structures, 2018(185):161-175.