Recent years have seen a rapid expansion of research into nanophotonics based on
surface plasmon–polaritons. These electromagnetic waves propagate along metal …

The integration of nanoscale electronics with conventional optical devices is restricted by the
diffraction limit of light. Metals can confine light at the subwavelength scales needed, but …

A two-dimensional symmetric hybrid plasmonic waveguide that integrates two high-
refractive-index dielectric slabs with a finite-width insulator-metal-insulator (IMI) structure is …

Reduction of propagation loss of terahertz graphene plasmon can be made by increasing
the chemical potential of graphene layer, but at the cost of significantly increased modal …

Deep-subwavelength optical field localization and ultra-long-range transmission are crucial
for nanoscale photonics integration. However, the transmission performances of plasmon …

The waveguiding of terahertz surface plasmons by a GaAs strip-loaded graphene
waveguide is investigated based on the effective-index method and the finite element …

A symmetric graphene dielectric hybrid plasmonic waveguide (SGDHPW) has proposed
with ultra-deep subwavelength confinement in the mid-infrared spectrum. The SGDHPW …

Surface plasmon photonics provides a feasible method for achieving high-density photonic
integration and low-loss optical field transmission. Here we propose a sodium-based hybrid …