An ultrafast and low-power slow light tuning mechanism for compact aperture-coupled disk resonators
Wang Bo-Yun1, †, Zhu Yue-Hong1, Zhang Jing1, Zeng Qing-Dong1, Du Jun1, Wang Tao2, Yu Hua-Qing1, ‡
       

Real part of the effective refractive exponent and phase shift satisfying the dispersion formula in a plasmonic waveguide with w = 50 nm. The black dot indicates the value of π that meets the dispersion formula at λ = 789 nm.