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A tunable MEMS THz waveplate based on isotropicity dependent metamaterial

  • W. Zhang
  • , W. M. Zhu
  • , H. Cai
  • , P. Kropelnicki
  • , A. B. Randles
  • , M. Tang
  • , H. Tanoto
  • , Q. Y. Wu
  • , J. H. Teng
  • , X. H. Zhang
  • , D. L. Kwong
  • , A. Q. Liu

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

Abstract

This paper reports a micromachined metamaterial which is tunable between anisotropic and isotropic state. The tuning rescales the metamaterial lattice constant instead of changing the element structure. It realizes a resonance independent change of transmission and tunes the transmitted phase of polarized THz wave. The transmission decreases from 15% to 0 for circularly polarized wave and tunes transmitted phase up to tens of degrees for linearly polarized wave. The tunable metamaterial can be potentially applied as a THz switch, tunable attenuator and waveplate.

Original languageEnglish
Title of host publication2013 Transducers and Eurosensors XXVII
Subtitle of host publicationThe 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013
Pages538-541
Number of pages4
DOIs
Publication statusPublished - Jun 2013
Externally publishedYes
Event2013 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013 - Barcelona, Spain
Duration: 16 Jun 201320 Jun 2013

Publication series

Name2013 Transducers and Eurosensors XXVII: The 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013

Conference

Conference2013 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013
Country/TerritorySpain
CityBarcelona
Period16/06/1320/06/13

Keywords

  • anisotropic
  • isotropic
  • MEMS
  • Metamaterial
  • polarization
  • THz

ASJC Scopus subject areas

  • Hardware and Architecture
  • Electrical and Electronic Engineering

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