3D integration of microcomponents in a single glass chip by femtosecond laser direct writing for biochemical analysis |
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Authors: | Koji Sugioka Yasutaka Hanada Katsumi Midorikawa |
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Institution: | RIKEN—The Institute of Physical and Chemical Research, Laser Technology Laboratory, Wako, Saitama 351-0198, Japan |
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Abstract: | 3D integration of microcomponents in a single glass chip by femtosecond laser direct writing followed by post annealing and successive wet etching is described for application to biochemical analysis. Integration of microfluidics and microoptics realized some functional microdevices like a μ-fluidic dye laser and a biosensor. As one of practical applications, we demonstrate inspection of living microorganisms using the microchip with 3D microfluidic structures fabricated by the present technique. |
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Keywords: | Femtosecond laser 3D microfabrication Laser direct writing Microchip Biochemical analysis |
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