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Creep resistant refractory with controlled optical emission

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
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A creep-resistant and chemical-resistant ceramic refractory composition includes a mixed oxide of the general formula R.sub.3Al.sub.5O.sub.12 where R is at least one of Dy, Ho, Y, Er, Tm, Yb, and Lu, the mixed oxide having a garnet structure and comprising in solid solution at least one dopant of a transition metal element and a rare-earth element, which effects in the composition enhanced optical emission in at least one spectral range.
Lowden, Richard A. (Clinton, TN), Lauf, Robert J. (Oak Ridge, TN), Montgomery, Frederick C. (Oak Ridge, TN), Rawn, Claudia J. (Knoxville, TN)
09/ 935,852
August 23, 2001
[0001] The United States Government has rights in this invention pursuant to contract no. DE-AC05-00OR22725 between the United States Department of Energy and UT-Battelle, LLC.