Refractive Index Sensing Characteristics of Alternate Au-Ag Surface Gratings on Optical Waveguides

Saurabh Mani Tripathi (1, 2) , Arun Kumar (2) , Emmanuel Marin (1) , Jean-Pierre Meunier (1)

1 LHC - Laboratoire Hubert Curien
2 IIT Delhi - Indian Institute of Technology Delhi

We present the ambient refractive index sensing characteristics of highly sensitive Au-Ag surface gratings written on a planar waveguide. An exact coupled-mode-theory has been used to study the power coupling from guided mode to Surface-Plasmon-Polariton.

Domaines: Optique [physics.optics]

Saurabh Mani Tripathi, Arun Kumar, Emmanuel Marin, Jean-Pierre Meunier. Refractive Index Sensing Characteristics of Alternate Au-Ag Surface Gratings on Optical Waveguides. Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides (BGPP) 2010, Jun 2010, Karlsruhe, Germany. pp.BTuC6. ⟨hal-00549345⟩