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Methods and apparatus for measuring analytes

  • US 8,263,336 B2
  • Filed: 05/31/2011
  • Issued: 09/11/2012
  • Est. Priority Date: 05/29/2009
  • Status: Active Grant
First Claim
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1. A chemical detection device, comprising:

  • a chemically-sensitive transistor having a floating gate structure;

    a dielectric overlying the floating gate structure and having a well extending to a top surface of the floating gate structure, the well having sidewalls;

    an adhesion layer on the sidewalls of the well, and on the top surface of the floating gate structure; and

    a passivation layer on the adhesion layer to define an opening in the well.

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