Original Article
  • Detection of Fine Delamination in Glass Fiber Reinforced Polymer Analyzing Full Width Half Maximum of Superimposed Terahertz Signal

  • Heon-Su Kim*, Dong-Woon Park*, Sang-Il Kim*, Hak-Sung Kim*,**†

  • * Department of Mechanical Convergence Engineering, Hanyang University, 222, Wangsimni-ro, Seongdong-gu, Seoul
    ** Institute of Nano Science and Technology, Hanyang University, 222, Wangsimni-rom Seongdong-gu, Seoul

  • 테라헤르츠 중첩 신호의 FWHM 분석을 통한 유리섬유 복합재료 내부 미세 박리 검출 기술

  • 김헌수*· 박동운*· 김상일*· 김학성*,**†

  • This article is an open access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

References
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  • 2. Yang, R.S.H., Braden, D.R., Zhang, G.-M., and Harvey, D.M., “An Automated Ultrasonic Inspection Approach for Flip Chip Solder Joint Assessment,” Microelectronics Reliability, Vol. 52, No. 12, 2012, pp. 2995-3001.
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  • 3. Wang, F., and Wang, F., “Void Detection in TSVs with X-ray Image Multithreshold Segmentation and Artificial Neural Networks,” IEEE Transactions on Components, Packaging and Manufacturing Technology, Vol. 4, No. 7, 2014, pp. 1245-1250.
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  • 4. Kim, D.-H., Ryu, C.-H., Park, S.-H., and Kim, H.-S., “Nondestructive Evaluation of Hidden Damages in Glass Fiber Reinforced Plastic by Using the Terahertz Spectroscopy,” International Journal of Precision Engineering and Manufacturing-Green Technology, Vol. 4, No. 2, 2017, pp. 211-219.
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  • 5. Ryu, C.-H., Park, S.-H., Kim, D.-H., Jhang, K.-Y., and Kim, H.-S., “Nondestructive Evaluation of Hidden Multi-delamination in a Glass-fiber-reinforced Plastic Composite Using Terahertz Spectroscopy,” Composite Structures, Vol. 156, 2016, pp. 338-347.
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  • 6. Park, D.-W., Oh, G.-H., Kim, D.-J., and Kim, H.-S., “In-situ Thickness Measurement of Epoxy Molding Compound in Semiconductor Package Products Using a Terahertz-Time of Flight System,” NDT & E International, Vol. 105, 2019, pp. 11-18.
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  • 7. Jin, Y.-S., Kim, G.-J., and Jeon, S.-G., “Terahertz Dielectric Properties of Polymers,” Journal of the Korean Physical Society, Vol. 49, No. 2, 2006, pp. 513-517.
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This Article

Correspondence to

  • Hak-Sung Kim

  • * Department of Mechanical Convergence Engineering, Hanyang University, 222, Wangsimni-ro, Seongdong-gu, Seoul
    ** Institute of Nano Science and Technology, Hanyang University, 222, Wangsimni-rom Seongdong-gu, Seoul

  • E-mail: kima@hanyang.ac.kr