An All-Optical, Non-volatile, Bidirectional, Phase-Change Meta-Switch

Authors

  • Behrad Gholipour,

    1. Optoelectronics Research Centre & Centre for Photonic Metamaterials, University of Southampton, SO17 1BJ, UK
    2. Centre for Disruptive Photonic Technologies, Nanyang Technological University, 637371, Singapore
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  • Jianfa Zhang,

    1. Optoelectronics Research Centre & Centre for Photonic Metamaterials, University of Southampton, SO17 1BJ, UK
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  • Kevin F. MacDonald,

    Corresponding author
    1. Optoelectronics Research Centre & Centre for Photonic Metamaterials, University of Southampton, SO17 1BJ, UK
    • Optoelectronics Research Centre & Centre for Photonic Metamaterials, University of Southampton, SO17 1BJ, UK.
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  • Daniel W. Hewak,

    1. Optoelectronics Research Centre & Centre for Photonic Metamaterials, University of Southampton, SO17 1BJ, UK
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  • Nikolay I. Zheludev

    1. Optoelectronics Research Centre & Centre for Photonic Metamaterials, University of Southampton, SO17 1BJ, UK
    2. Centre for Disruptive Photonic Technologies, Nanyang Technological University, 637371, Singapore
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Abstract

original image

Non-volatile, bidirectional, all-optical switching in a phase-change metamaterial delivers high-contrast transmission and reflection modulation at near- to mid-infrared wavelengths in device structures down to ≈1/27 of a wavelength thick.

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