Nondestructive evaluation of ceramic bearings using THz impulse ranging

Lesley Hess; R. Alan Cheville

Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies
Technical Digest (CD) (Optica Publishing Group, 2004),
paper CTuP46

Nondestructive evaluation of ceramic bearings using THz impulse ranging

Lesley Hess and R. Alan Cheville

Conference on Lasers and Electro-Optics 2004

San Francisco, California United States
16–21 May 2004
ISBN: 1-55752-770-9

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CLEO Poster Session I (CTuP)

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L. Hess and R. A. Cheville, "Nondestructive evaluation of ceramic bearings using THz impulse ranging," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optica Publishing Group, 2004), paper CTuP46.

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Abstract

Non-contact Terahertz impulse ranging can detect aluminum oxide bearings damaged by thermal stress. Results using two different analysis techniques are reported which can determine the presence of fractures in a variety of ceramic materials.

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