The group delay in a silicon double-ring resonator, which has a narrow transparency peak with low group velocity, is measured. Effective group indices from 90 to 289 are obtained by thermal tuning of the resonator.
© 2006 Optical Society of America
Q. Xu, J. Shakya, and M. Lipson, "Tunable Optical Delay on Silicon Chip with a Double-Ring Resonator," in Slow and Fast Light, Technical Digest (CD) (Optical Society of America, 2006), paper TuC2.
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