System for high resolution chemical and biological sensing

   
   

An MEOMS sensing chip for optically detecting and measuring substances in fluid samples is disclosed. The MEOMS sensing chip includes a system for optically sensing substances in the fluid samples and a system for delivering the fluid samples to the sensing system. The sensing system includes a two-branch channel waveguide and a plurality of ring waveguides, each branch in the two-branch waveguide being used for evanescently coupling light energy into one of the ring waveguides. The delivering system includes a plurality of micro-channels and a plurality of micro-wells, the micro-channels being used for transporting the fluid samples to the micro-wells. Each micro-well is aligned with a respective ring waveguide and is used for exposing the fluid sample contained therein to the respective ring waveguide. Characteristics related to the evanescent coupling of the light energy into the ring waveguides, e.g., resonant frequencies of the ring waveguides, are used for detecting substances in the fluid samples.

Um MEOMS que deteta a microplaqueta para substâncias ótica detectando e de medição nas amostras fluidas é divulgado. O MEOMS que deteta a microplaqueta inclui um sistema para ótica detetar substâncias nas amostras fluidas e um sistema para entregar as amostras do líquido ao sistema detetando. O sistema detetando inclui um waveguide da canaleta da dois-filial e um plurality dos waveguides do anel, cada filial no waveguide da dois-filial que está sendo usado para a energia clara evanescently acoplando em um dos waveguides do anel. O sistema entregando inclui um plurality das micro-canaletas e um plurality dos micro-poços, as micro-canaletas que estão sendo usadas transportando as amostras do líquido aos micro-poços. Cada um micro-bem é alinhado com um waveguide respectivo do anel e usado expondo a amostra fluida contida nisso ao waveguide respectivo do anel. As características relacionadas ao acoplamento evanescent da energia clara nos waveguides do anel, por exemplo, freqüências resonant dos waveguides do anel, são usadas detectando substâncias nas amostras fluidas.

 
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