Synergizing Deep Learning and Phase Change Materials for Four-state Broadband Multifunctional Metasurfaces in the Visible Range

Md. Ehsanul Karim, Md. Redwanul Karim, Sajid Muhaimin Choudhury

In this article, we report, for the first time, broadband multifunctional metasurfaces with more than four distinct functionalities. The constituent meta-atoms combine two differen…