We report the theory and experiment on the low-loss subwavelength-diameter plastic THz fibers with attenuation constants <0.01cm-1. With a single-mode guiding capability, a direct free-space coupling efficiency >20% is achieved.
© 2006 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2430) Fiber optics and optical communications : Fibers, single-mode
(260.0260) Physical optics : Physical optics
(260.3090) Physical optics : Infrared, far
L. Chen, H. Chen, T. Kao, J. Lu, and C. Sun, "Low-Loss Subwavelength THz Plastic Fibers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CMS1.
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