Abstract

Ge2Sb2Te5 (GST) has bi-stable phases, so called amorphous and crystalline phase. It can be reversibly switched within nanosecond time scale through applying thermal bias. We introduce a method to expand GST metasurface’s switching functionality to three levels.

© 2020 The Author(s)

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More Like This
Active deflection angle switching via the phase change of Ge2Sb2Te5 nanorod metasurface

Chulsoo Choi, Sun-Je Kim, and Byoungho Lee
s2377 Conference on Lasers and Electro-Optics/Pacific Rim (CLEOPR) 2017

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Jiajiu Zheng, Amey Khanolkar, Peipeng Xu, Shane Colburn, Sanchit Deshmukh, Jason Myers, Jesse Frantz, Eric Pop, Nicholas Boechler, and Arka Majumdar
SF3A.6 CLEO: Science and Innovations (CLEO_SI) 2018