Optical microcavity laser is utilized for label-free detection of single nanoparticles. Detection limit is significantly improved due to the ultra-narrow laser linewidth compared to the resonance linewidth of a passive microcavity.
© 2011 OSA
L. He, S. K. Ozdemir, J. Zhu, and L. Yang, "Single nanoparticle detection using a microcavity laser," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CThC7.
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