journal article·2015-04-01Open access

Characteristics of multi-mode resonances in T-shape air slots

Myeong-Seong Song, In-Seong Lee, Ik-Bu Sohn, Chul Kang, Chul-Sik Kee, Jin-Kyu Yang, Joong Wook Lee

AIP Advances· Volume 5· Issue 4

Abstract

We investigate the characteristics of multi-mode resonances in T-shape air slots at terahertz frequencies. Our results show that the multimode resonance is caused by the structural complexity of the T-shape air slot resonators. Each resonance mode corresponds to a distribution of electric charges determined by the structural dimensions. Understanding the characteristics of multimode resonance may be useful for achieving versatile and custom-designed optical devices and realizing a wide variety of platforms with a high sensitivity for sensing biological materials.
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Research context

OpenAlex topics: Plasmonic and Surface Plasmon Research · Strong Light-Matter Interactions · Photonic and Optical Devices

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Affiliations

Chonnam National University 1 Department of Physics, , Gwangju 500-757, Korea

Advanced Photonics Research Institute 2 , GIST, Gwangju 500-712, Korea

Center for Subwavelength Optics 3 , Seoul 151-747, Korea

Kongju National University 4 Department of Optical Engineering, , Cheonan 330-717, Korea

Funding

Chonnam National University · Ministry of Trade, Industry and Energy · National Research Foundation of Korea

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