C. S. Choi, J. Yun, G. Lee, S. Kim, and B. Lee, "Switchable quarter wave plate using Ge2Sb2Te5 metasurface,"
in Frontiers in Optics 2017,
OSA Technical Digest (online)
(Optical Society of America, 2017), paper JTu2A.25.
Ge2Sb2Te5 (GST) is in the spotlight as an ingredient of metasurface to achieve active feature. Here, we propose a novel method for active switching of polarization via the metasruface composed of GST nanorods.