Researchers use graphene metamaterial to create terahertz modulators with record depth and speed, opening new possibilities for communications, imaging, and sensing. (Nanowerk News) Researchers at the ...
A new technical paper titled “Hybrid tungsten oxyselenide/graphene electrodes for near-lossless 2D semiconductor phase ...
Uniform gaps below ten nanometers boost tuning range and efficiency in graphene metasurfaces for mid-infrared sensing, imaging, and communications. (Nanowerk Spotlight) Picture a wafer-thin optical ...
The terahertz range sits between microwaves and infrared light on the electromagnetic spectrum. Despite the potential of terahertz waves in many fields, for example in walk-through security scanners ...
Active metadevices integrated with semiconductors. (a) Hybrid silicon-metallic resonators for all-optical ultrafast active metamaterials. (b) Broadband metamaterial frequency switch with femtosecond ...
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