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What is Metasurface Photonic Time Crystals about?
This document discusses the realization of photonic time crystals (PhTCs) using metasurfaces, which are two-dimensional artificial structures that maintain key properties of volumetric PhTCs while simplifying implementation. The authors demonstrate that these time-varying metasurfaces can host momentum bandgaps for both surface and free-space electromagnetic waves, leading to exponential wave amplification. The proposed metasurface platform offers potential applications in emerging photonic space-time cryst
- Author
- sourav.infin8
- Language
- EN