Gallium oxide (Ga 2 O 3) has emerged as a highly promising semiconductor material for high-power electronic devices and deep-ultraviolet optoelectronic applications, owing to its wide bandgap of ...

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