1 条结果 关键词:曲线拟合 ×

Experimental characterization of a silicon photonic biosensor consisting of two cascaded ring resonators based on the Vernier-effect and introduction of a curve fitting method for an improved detection limit.

Optics express 2010 Claes T, Bogaerts W, Bienstman P

本文研究了一种由两个级联环形谐振器构成的折射率生物传感器,其工作原理类似游标卡尺(Vernier 效应)。该器件在绝缘体上硅(SOI)平台制备,两个环形谐振器具有不同光学往返长度,其中一个传感环暴露于环境折射率变化,另一个滤波环被厚氧化层屏蔽。当传感环有效折射率改变时,其谐振波长发生微小移动,经级联后在透射谱中形成周期性包络峰,包络...