We experimentally use multi-mode interference (MMI) power splitter with a control sample on the same experiment of L13 photonic crystal microcavity structure to detect different antibodies on each arm. High quality factor Q ~9300 and high sensitivity of 8.8 atto-gram are demonstrated.
© 2012 OSA
W. Lai, S. Chakravarty, Y. Zou, and R. T. Chen, "Loss Engineered High Sensitivity Photonic Crystal Microcavities for Multiplexed Detection of Biomolecules," in Frontiers in Optics 2012/Laser Science XXVIII, OSA Technical Digest (online) (Optical Society of America, 2012), paper FM3H.5.
References are not available for this paper.