The researchers placed a silicon nitride waveguide on a transparent nanoporous silicon oxide substrate that they specially developed to have a much lower refractive index than that of the waveguide.
其做法是在纳米级氧化硅透明衬底上生长氮化硅波导，衬底的折射率远小于波导。
This paper presents a new type of waveguide discontinuities-inductive septawindows deposited on a dielectric substrate.
本文提出了一种新型的具有真空密封性能、沉积在介质基片上的波导感性膜片窗口。
Investigated were the surface modes propagating along a hollow dielectric slab waveguide with a left handed material (LHM) substrate or cover, respectively.
详细研究了衬底或者覆盖层是左手材料两种情况下，空心平板波导中的表面模。
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