Terahertz surface plasmon propagation in nanoporous silicon layers
Published/Posted: May 15, 2010
Authors: Lo, S.-Z. A.; Murphy, T. E.
DOI: 10.1063/1.3432071Abstract: We describe the fabrication and measurement of a terahertz surface plasmon waveguide in which the optical mode is localized within a nanoporous silicon slab. We compare the propagation characteristics among waveguides with different porous layer thickness, and present an analytical model that accurately describes the dispersion and loss in the waveguides.