High sensitivity biosensor based on dual-peak LPG sensitised by light cladding etching
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Chen, Xianfeng F.
- Publisher: SPIE
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%.
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