High sensitivity biosensor based on dual-peak LPG sensitised by light cladding etching

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Chen, Xianfeng F. ; Zhou, Kaiming ; Zhang, Lin ; Bennion, Ian (2005)
  • Publisher: SPIE
  • Subject:
    mesheuropmc: macromolecular substances | technology, industry, and agriculture

We demonstrate a high sensitivity biosensor by fine tailoring mode dispersion and sensitivity of dual-peak LPGs using light-cladding-etching method. The etched device has been used to detect concentration of Hemoglobin protein in sugar solution, showing a sensitivity as high as 20nm/1%.
  • References (11)
    11 references, page 1 of 2

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