Measurement of Two-Photon Absorption in Porous Silicon Waveguides at 1550 nm
Published/Posted: January 1, 2009
Authors: Apiratikul, P.; Rossi, A. M.; Murphy, T. E.
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.
P. Apiratikul, A. M. Rossi and T. E. Murphy, "Measurement of Two-Photon Absorption in Porous Silicon Waveguides at 1550 nm", Frontiers in Optics (FiO), Rochester, NY (USA) FThF5 (2008)