A novel Y-branch waveguide based on surface plasmon polaritons (SPPs) is proposed for high integration, and the finite-difference time-domain (FDTD) method is used to study its propagation properties.

• 运用时域有限差分(FDTD)法,模拟计算了基于表面等等离波子(SPP)的纳米Y分支波导的传输特性。