In-plane dipolar nano-antenna steers polariton waves at nanoscale.
Huanjun ChenShaozhi DengPublished in: Light, science & applications (2023)
Hyperbolic polaritons can be launched and guided into mirror-symmetric-broken trajectories using an in-plane dipolar nano-antenna, and this asymmetry can be configured by adjusting the polarization direction of the in-plane dipole moment.