A flexible dual-band electrochromic device with a high optical modulation and a long cycle life was reported. The device assembled can modulate the visible light and near-infrared independently and ...

Electrochromic devices represent a dynamic class of materials capable of reversible changes in optical properties triggered by electrical stimuli. These systems, which include smart windows, displays ...

Active metadevices integrated with semiconductors. (a) Hybrid silicon-metallic resonators for all-optical ultrafast active metamaterials. (b) Broadband metamaterial frequency switch with femtosecond ...