2.
    发明专利
    未知

    公开(公告)号:DE102009026814A1

    公开(公告)日:2010-06-10

    申请号:DE102009026814

    申请日:2009-06-08

    Abstract: Provided are a nanoparticle for detecting biomaterials and a biosensor by using the nanoparticle. The nanoparticle includes a metal nanostructure around which an electric field is induced by localized surface plasmon resonance when light is irradiated onto a surface of the metal nanostructure, a spacer covering the surface of the metal nanostructure, and capture molecules specifically reacting with fluorophore-labeled target molecules, and immobilized on a surface of the spacer.

    Portable optical biosensor measuring apparatus and measurement method thereof

    公开(公告)号:GB2465441A

    公开(公告)日:2010-05-26

    申请号:GB0907197

    申请日:2009-04-27

    Abstract: Provided is a portable optical biosensor measuring apparatus which includes a light emitting unit 100 emitting a light having a first line width, an optical biosensor 110 receiving an output light P0from the light emitting unit, and a peak wavelength detector 120 detecting one peak wavelength having a second line width from a light from the optical biosensor. The first line width is greater than the second line width, and the optical biosensor provides the peak wavelength according to an antigen-antibody reaction. In various embodiments the optical biosensor may transmit or reflect (fig 4a) the light to the peak wavelength detector. Optical filters 140 in the form of colour or band pass filters may be provided. Optical splitters 130, optical circulators (170), log amplifiers (524,525) and subtractors (526), wavelength division multiplex (221) couplers, thin film interference filters and Fabry-Perot filters may also be provided.

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