Gate-tunable nanoscale negative refraction of polaritons demonstrated in van der Waals heterostructure
| Date | 14th, Feb 2023 |
|---|---|
| Source | Nanowerk - Nanotechnology Websites |
DESCRIPTION
Researchers demonstrate a gate-tunable nanoscale negative refraction of polaritons in the mid-infrared range through a van der Waals heterostructure of graphene and molybdenum trioxide.