The finite-difference frequency-domain method is adopted for analysis of air-core THz waveguides formed by Teflon rods. The guiding mechanism is found to be based on ARROW model and well confined guided THz-field can be obtained.
© 2007 OSA
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2310) Fiber optics and optical communications : Fiber optics
(230.0230) Optical devices : Optical devices
(230.7370) Optical devices : Waveguides
C. Yu and H. Chang, " Air-Core Waveguides for Terahertz Signals," in Integrated Photonics and Nanophotonics Research and Applications / Slow and Fast Light, OSA Technical Digest (CD) (Optical Society of America, 2007), paper ITuH4.