Browsing by Subject "G01N 21/51"
Now showing items 1-5 of 5
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(United States. Patent and Trademark Office; Texas A&M University. Libraries, 2010-09-14)An apparatus for measuring an absorption coefficient includes a first diffusive material, a second diffusive material inside the first diffusive material separated from the first diffusive material by a cavity, and a ...
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(United States. Patent and Trademark Office; Texas A&M University. Libraries, 2006-06-06)An apparatus for measuring an absorption coefficient includes a first diffusive material, a second diffusive material inside the first diffusive material separated from the first diffusive material by a cavity, and a ...
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(United States. Patent and Trademark Office; Texas A&M University. Libraries, 2006-05-30)A system (20) of the present invention includes light source instrumentation (30) to selectively illuminate a light scattering medium including a luminophore and detection instrumentation (50) to detect multiply scattered ...
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(United States. Patent and Trademark Office; Texas A&M University. Libraries, 2004-08-03)Characterizing a powder bed includes generating measurements by repeating the following. A location of the powder bed is illuminated with light having a time varying intensity with a resolution of less than one hundred ...
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(United States. Patent and Trademark Office; Texas A&M University. Libraries, 2005-08-16)Methods are provided for measuring isotropic scattering coefficients of suspensions using multiply scattered radiation that is modulated in amplitude at selected modulation frequencies. The radiation may be light. Quantities ...