WANG Ling-li, NI Hai-yong, ZHANG Qiu-hong. Synthesis and Luminescent Properties of BaAl<sub>2-<em>x</em></sub>Si<sub><em>x</em></sub>O<sub>4-<em>x</em></sub>N<sub><em>x</em></sub>:Eu Green Phosphor Applied in LED[J]. Chinese Journal of Luminescence, 2013,34(10): 1275-1278
WANG Ling-li, NI Hai-yong, ZHANG Qiu-hong. Synthesis and Luminescent Properties of BaAl<sub>2-<em>x</em></sub>Si<sub><em>x</em></sub>O<sub>4-<em>x</em></sub>N<sub><em>x</em></sub>:Eu Green Phosphor Applied in LED[J]. Chinese Journal of Luminescence, 2013,34(10): 1275-1278 DOI: 10.3788/fgxb20133410.1275.
Synthesis and Luminescent Properties of BaAl2-xSixO4-xNx:Eu Green Phosphor Applied in LED
were synthesized by solid state reaction under reducing atmosphere at 1 300~1400℃. The phosphors were obtained through the replacement of (AlO)
+
by (SiN)
+
. With the introduction of N element
both the excitation and emission spectra of BaAl
2
O
4
:Eu are red-shifted. Meanwhile
BaAl
2-
x
Si
x
O
4-
x
N
x
:Eu
2+
phosphors can be excited efficiently under near-UV and blue light
and the emission is in 500~526 nm range. It is proposed to utilize BaAl
2-
x
Si
x
O
4-
x
N
x
:Eu
2+
in white LED as green phosphor.
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Keywords
references
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Related Institution
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