Polarization angle control of coherent coupling in metamaterial superlattice for closed mode excitation

Boyoung Kang, E. Choi, Hyun Hee Lee, E. S. Kim, J. H. Woo, J. Kim, Tae Y. Hong, Jae H. Kim, J. W. Wu

Research output: Contribution to journalArticlepeer-review

35 Scopus citations

Abstract

A superlattice structure of planar metamaterial is fabricated, where the orientation of double-split ring resonators is altered in a periodic way. A time-domain terahertz transmission spectrum shows an enhanced Q-factor resonance appears when a closed mode is selectively excited by angular tuning of polarization direction. The polarization-angle selective resonance in metamaterial superlattice has a potential application in the selective field enhancement for spectroscopy.

Original languageEnglish
Pages (from-to)11552-11561
Number of pages10
JournalOptics Express
Volume18
Issue number11
DOIs
StatePublished - 24 May 2010

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