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.
© 2004 Optical Society of America
(320.0320) Ultrafast optics : Ultrafast optics
(320.7160) Ultrafast optics : Ultrafast technology
(350.0350) Other areas of optics : Other areas of optics
(350.4800) Other areas of optics : Optical standards and testing
L. Hess and A. R. 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) (Optical Society of America, 2004), paper CTuP46.
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