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Advances in Materials Science and Engineering
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Special Issues
Advances in Materials Science and Engineering
/
2009
/
Article
/
Fig 3
/
Research Letter
Effects of Particle Size and Type of Alumina on the Morphology and Photoluminescence Properties of
S
r
𝟒
A
l
𝟏
𝟒
O
𝟐
𝟓
:
E
u
𝟐
+
/
D
y
𝟑
+
Phosphor
Figure 3
Excitation (normalized) and emission spectra of
S
r
4
A
l
1
4
O
2
5
:
E
u
2
+
/
D
y
3
+
phosphor using (a) 0.05
𝜇
m;
𝛾
-
A
l
2
O
3
, (b) 0.1
𝜇
m;
𝛼
-
A
l
2
O
3
, and (c) 1.0
𝜇
m;
𝛼
-
A
l
2
O
3
.
