By using a THz imaging system, the propagation modes of a metallic coaxial waveguide are measured. The experimental results show that the THz propagation mode inside the waveguide is a combination of four modes.
© 2012 OSA
X. Wang, W. Sun, and Y. Zhang, "Mode Measurement of a Metallic Coaxial Waveguide with THz digital holography," in International Photonics and Optoelectronics Meetings, OSA Technical Digest (online) (Optical Society of America, 2012), paper STh4A.23.
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