The effect of fabrication errors on surface plasmons excitation of a silver rectangular cylinder is analyzed by boundary integral method. The scattering cross section of silver rectangular cylinders with perfectly rectangular shape and different fabrication defects are numerical investigated. The results show that the resonance wavelength is shifted towards high frequency components as the fabrication flaw is increased. It indicates that the performance of surface plasmons excitation of such structure will be degraded for various fabrication errors.
We investigate the resonant transmission of light through a sub-wavelength metallic nanoslit surrounded by various medium. The relationship between the resonant wavelength through a sub-wavelength metallic nanoslit and refractive index of surrounding medium is obtained and the distributions of magnetic field intensity at the resonant peaks are numerical simulated by boundary integral method. The results show that there exists a linear relationship between the resonant transmission and the refractive index of surrounding medium. This analysis will provide useful information in nano-sensor technology.
Conference Committee Involvement (2)
9th annual Sino-French “Photonics and Optoelectronics” PHOTONET International Research Network Workshop
7 April 2022 | Strasbourg, France
6th annual Sino-French “Photonics and Optoelectronics” PHOTONET International Research Network Workshop
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