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PORTAL

  • US 20100067014A1
  • Filed: 11/12/2007
  • Published: 03/18/2010
  • Est. Priority Date: 11/29/2006
  • Status: Active Grant
First Claim
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1. A portal or gateway comprising:

  • a chirped laser;

    an open optical sample cell; and

    a detector for detecting light from the chirped laser that has passed through the open optical sample cell.

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