CRYSTALLINE MATERIAL, AND LIGHT-EMITTING DEVICE AND WHITE LED USING SAME
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United States of America Patent
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Issued Date -
Nov 7, 2013
app pub date -
Dec 2, 2011
filing date -
Dec 2, 2010
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Abstract
A crystalline material represented by M12a(M2bLc)M3dOyNx wherein M1 is at least one element selected from alkali metals, M2 is at least one element selected from Ca, Sr, and Ba, M3 is at least one element selected from Si and Ge, L is at least one element selected from rare earth elements, Bi, and Mn, a is 0.9 to 1.5, b is 0.8 to 1.2, c is 0.005 to 0.2, d is 0.8 to 1.2, x is 0.001 to 1.0, and y is 3.0 to 4.0 or less.
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