Infoscience

Conference paper

Ultrathin waveguides for Bloch Surface Waves: near-field analysis of propagation and polarization

Sfez, Tristan; Descrovi, Emiliano; Yu, Libo; Brunazzo, Daniele; Quaglio, Marzia; Dominici, Lorenzo; Nakagawa, Wataru; Micholetti, Francesco; Giorgis, Fabrizio; Martin, Olivier J. F.
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  • Presented at: IEEE Photonics Society - 23rd annual meeting, Denver, USA, November 7-11, 2010
  • Published in: 2010 23Rd Annual Meeting Of The Ieee Photonics Society (ISBN: 978-1-4244-5369-6), p. 449-450
  • Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa, 2010

We demonstrate that an ultrathin ridge (< lambda/10) can guide Bloch surface waves in a dielectric multilayer. The propagation and polarization properties of the guided modes are investigated with a multi-heterodyne scanning near-field optical microscope.

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