Precise control of the phase, amplitude and polarization of surface waves on single-mode optical fibers with tilted fiber Bragg gratings allows for selective detection limits at picomolar levels and for monitoring living cell activity.

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Conference Optical Sensors, Sensors 2015
Albert, J. (2015). Biochemical limits of detection with near infrared surface waves on optical fibers. Presented at the Optical Sensors, Sensors 2015. doi:10.1364/SENSORS.2015.SeS2B.2