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Method and apparatus for measuring temperature

  • US 20050083992A1
  • Filed: 05/14/2004
  • Published: 04/21/2005
  • Est. Priority Date: 11/15/2001
  • Status: Active Grant
First Claim
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1. A method for determining temperature of a first substance comprising:

  • acquiring a measurement of the absorption coefficient of the first substance at at least one wavelength; and

    determining the temperature using the measurement of the absorption coefficient and known values of the absorption coefficient as a function of temperature at the at least one wavelength.

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