Optical Sensors Based on Whispering Gallery Modes in Fluorescent Microbeads: Response to Specific Interactions

Whispering gallery modes (WGMs) in surface-fixated fluorescent polystyrene microbeads are studied in view of their capability of sensing the formation of biochemical adsorption layers on their outer surface with the well-established biotin-streptavidin specific binding as the model system. Three dif...

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Bibliographic Details
Main Authors: Michael Himmelhaus, Sivashankar Krishnamoorthy, Alexandre Francois
Format: Article
Language:English
Published: MDPI AG 2010-06-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/10/6/6257/