Observation of Directional Surface Plasmon Polariton Scattering by Single Low-index Dielectric Nanoparticles

• DOI: 10.1364/cleo_at.2020.jtu2d.31
• Publication Date: 2020-09-11T21:01:38Z
• Authors: Xuqing Sun; Hongyao Liu; Liwen Jiang; Ruxue Wei; Chang Wang; Xinchao Lu; Chengjun Huang; Andrey B. Evlyukhin
• Keywords: Localized surface plasmon; Nanophotonics

The directional scattering in low-index dielectric nanoparticles is hard to detect, as the multipole resonances are weak. With surface plasmon polariton (SPP) induced moments, we observed SPP by single polystyrene nanoparticles.