Plasmonics in metal-clad terahertz waveguides

被引:0
作者
Rajarajan, Muttukrishnan [1 ]
Themistos, Christos [1 ]
Rahman, B. M. A. [1 ]
Grattan, Kenneth T. V. [1 ]
机构
[1] City Univ London, Sch Engn & Math Sci, Bio Photon Res Grp, London EC1V 0HB, England
来源
PIERS 2007 BEIJING: PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM, PTS I AND II, PROCEEDINGS | 2007年
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Finite element analysis, based on the vector H-field formulation and incorporating the perturbation technique, is used to calculate the complex propagation characteristics of metal-coated dielectric waveguides at THz frequencies. The propagation and attenuation characteristics of the surface plasmon modes at the metal/dielectric interfaces are presented. The effects on the modal properties of metal-clad dielectric guides with infinite and finite cladding thickness and the formation of the supermodes due to the coupling between the surface plasmon modes in the presence of different surrounding materials are also investigated.
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页码:1106 / +
页数:3
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