Terahertz Detection of Concealed Vibrations With a Sub-micron Noise Floor

Jerry C. Chen; Sumanth Kaushik

doi:10.1364/OTST.2007.TuB3

Optical Terahertz Science and Technology
OSA Technical Digest Series (CD) (Optica Publishing Group, 2007),
paper TuB3
•https://doi.org/10.1364/OTST.2007.TuB3

Terahertz Detection of Concealed Vibrations With a Sub-micron Noise Floor

Jerry C. Chen and Sumanth Kaushik

Optical Terahertz Science and Technology 2007

Orlando, Florida United States
18–21 March 2007
ISBN: 1-55752-837-3

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THz Nondestructive Evaluation and Imaging (TuB)

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J. C. Chen and S. Kaushik, "Terahertz Detection of Concealed Vibrations With a Sub-micron Noise Floor," in Optical Terahertz Science and Technology, OSA Technical Digest Series (CD) (Optica Publishing Group, 2007), paper TuB3.

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Abstract

Our terahertz interferometer senses at a standoff sub-wavelength vibrations behind optically opaque barriers, such as cardboard, clothing and plastic. Measured spectral response compares favorably with optical vibrometry without barriers.

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