We demonstrate a tunable optical filter with extinction ratio of 37 dB by integrating microring resonator with a microfluidic chip. Tuning is obtained by on-chip mixing of two liquids with different refractive indices.
© 2006 Optical Society of America
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.2440) Instrumentation, measurement, and metrology : Filters
(130.0130) Integrated optics : Integrated optics
(130.3120) Integrated optics : Integrated optics devices
U. Levy, K. Campbell, A. Groisman, S. Mookherjea, and Y. Fainman, "On-Chip Microfluidic Tuning of an Microring Resonator," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CFC1.
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