We experimentally demonstrate two-stage self-coupled optical waveguide (SCOW) resonators. Coupled-resonator-induced-transparency (CRIT) and high-order filtering features are observed. Resonance spectrum is tunable via a p-i-p thermal resistor or a p-i-n diode.
© 2013 OSA
z. zou, L. Zhou, J. Xie, x. sun, L. Lu, X. Li, and J. Chen, "Tunable Two-Stage Self-Coupled Optical Waveguide (SCOW) Resonators," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference 2013, OSA Technical Digest (online) (Optical Society of America, 2013), paper OTu3C.6.