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Ultra-high-Q toroid microcavities on a chip

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4 Author(s)
T. J. Kippenberg ; Dept. of Appl. Phys., California Inst. of Technol., Pasadena, CA, USA ; D. K. Armani ; S. M. Spillane ; K. J. Vahala

We demonstrate microfabrication of ultra-high-Q microcavities on a chip, exhibiting a novel toroid-shaped geometry. The cavities possess Q-factors in excess of 100 million which constitutes an improvement close to 4 orders-of-magnitude in Q compared to previous work [B. Gayral, et al., 1999].

Published in:

Lasers and Electro-Optics, 2003. CLEO '03. Conference on

Date of Conference:

6-6 June 2003