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Detection of Defects in Composites Using Hybrid Microwave NDE Deploying Printed E-Field Sensor

Publication Type : Conference Paper

Publisher : TEQIP - III Sponsored International Conference on Microwave Integrated Circuits, Photonics and Wireless Networks

Source : TEQIP - III Sponsored International Conference on Microwave Integrated Circuits, Photonics and Wireless Networks (IMICPW-2019) May 22- 24, 2019, Trichy, India.

Url : https://ieeexplore.ieee.org/document/8933189

Campus : Chennai

School : School of Engineering

Center : Amrita Innovation & Research

Department : Electronics and Communication

Verified : Yes

Year : 2019

Abstract : A hybrid microwave NDE technique employing near field sensor for electric field measurement in plane wave regime is proposed in this paper. A custom made spot focusing horn antenna has been used to illuminate the sample with defect. A graphene based electric field sensor is employed to measure the electric field with less field perturbation. Thin dielectric composites of thickness less than quarter wavelength has been inspected using this method. Samples of size 300 mm × 300 mm with machined defect radius of 10 mm and 5 mm with 0.5 mm depth were measured using the proposed hybrid method. The hybrid technique has a higher spatial resolution and insignificant perturbation to the electric field compared to the conventional methods.

Cite this Research Publication : Jayaram Kizhekke Pakkathillam, Balamurugan T Sivaprakasam, C V Krishnamurthy and Kavitha Arunachalam “Detection of Defects in Composites Using Hybrid Microwave NDE Deploying Printed E-Field Sensor” TEQIP - III Sponsored International Conference on Microwave Integrated Circuits, Photonics and Wireless Networks (IMICPW-2019) May 22- 24, 2019, Trichy, India.

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