LIU Hai-yan, SUN Ming-sheng, YANG Zhi-ping, YANG Yan-min. Luminescent Properties of Sm<sup>3+</sup> Doped SrIn<sub>2</sub>O<sub>4</sub> Red Emission Phosphor[J]. Chinese Journal of Luminescence, 2011,32(1): 38-41
LIU Hai-yan, SUN Ming-sheng, YANG Zhi-ping, YANG Yan-min. Luminescent Properties of Sm<sup>3+</sup> Doped SrIn<sub>2</sub>O<sub>4</sub> Red Emission Phosphor[J]. Chinese Journal of Luminescence, 2011,32(1): 38-41 DOI: 10.3788/fgxb20113201.0038.
red emission phosphor were synthesized by combustion method and their luminescence properties were studied. The SrIn
2
O
4
∶ Sm
3+
shows three major emission peaks at 568
606
660 nm
which correspond to the
4
G
5/2
6
H
5/2
4
G
5/2
6
H
7/2
and
4
G
5/2
6
H
9/2
typical transition of Sm
3+
respectively. The strongest emission peak is at 606 nm. Their excitation spectra containing two bands whose peaks located at 413
476 nm indicating that this phosphor can be excited effectively in both near-ultraviolet light-emitting diode (UVLED) and blue light-emitting diode for white LED. The influence of the concentration of Sm
3+
was investigated also. The SrIn
2
O
4
∶ Sm
3+
phosphor is a very appropriate red-emitting phosphor for white light-emitting diode device.
关键词
Keywords
references
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