Yttrium aluminum garnet powders and processing
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United States of America Patent
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Apr 4, 2006
Grant Date -
Jun 10, 2004
app pub date -
Nov 25, 2003
filing date -
Nov 25, 2003
priority date (Note) -
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Abstract
Methods of producing doped and undoped yttrium aluminum garnet and yttrium aluminum perovskite containing powders and the powders produced thereby are provided. Additionally, methods of forming doped and undoped polycrystalline yttrium aluminum garnet having a mean grain size of between about 1 μm to about 3 μm and the yttrium aluminum garnet produced thereby are provided. The doped and undoped polycrystalline yttrium aluminum garnet may be formed by sintering a compact and subsequently hot isostatically pressing the compact.
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