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Loss Engineered High Sensitivity Photonic Crystal Microcavities for Multiplexed Detection of Biomolecules

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Abstract

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 Optical Society of America

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