YU Jing-jie, XIAO Zhi-guo, NING Gui-ling. Spectra Properties of Ba<sub>10</sub>(PO<sub>4</sub>)<sub>4</sub>(SiO<sub>4</sub>)<sub>2</sub>:Eu<sup>2+</sup> Phosphor[J]. Chinese Journal of Luminescence, 2013,34(12): 1561-1566
YU Jing-jie, XIAO Zhi-guo, NING Gui-ling. Spectra Properties of Ba<sub>10</sub>(PO<sub>4</sub>)<sub>4</sub>(SiO<sub>4</sub>)<sub>2</sub>:Eu<sup>2+</sup> Phosphor[J]. Chinese Journal of Luminescence, 2013,34(12): 1561-1566 DOI: 10.3788/fgxb20133412.1561.
Spectra Properties of Ba10(PO4)4(SiO4)2:Eu2+ Phosphor
The phosphors composed of Eu or Ce ions doped in Ba
10
(PO
4
)
4
(SiO
4
)
2
matrix were prepared by solid state reaction. The PL spectra properties of Ba
10
(PO
4
)
4
(SiO
4
)
2
:Eu
2+
and Ba
10
(PO
4
)
2
(SiO
4
)
2
:Ce
3+
were investigated. Strong broad excitation band was observed in both samples. The Eu
2+
of Stokes shift (
S
) and excitation energy of Ba
10
(PO
4
)
4
(SiO
4
)
2
:Eu
2+
were calculated by the PL spectra of Ba
10
(PO
4
)
2
(SiO
4
)
2
:Ce
3+
. The estimated excitation energy and the experiment result are closely coincided. Ba
10
(PO
4
)
4
(SiO
4
)
2
:Eu
2+
can be excited by UV-LED or blue LED
and emits absinthe-green light.
关键词
Keywords
references
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