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Optica Publishing Group
  • Frontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper FThF5
  • https://doi.org/10.1364/FIO.2008.FThF5

Measurement of two-photon absorption in porous silicon waveguides at 1550 nm

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Abstract

We report a measurement of the two-photon absorption coefficient in a nanoporous silicon optical waveguide at 1550 nm. Although the waveguide is approximately 70% porous, it exhibits nonlinear absorption comparable to that of silicon waveguides.

© 2008 Optical Society of America

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