HOU Li, Jirigalantu, QI Xiang-dong, FU Zuo-ling. Preparation and Optical Properties of Red Emitting Phosphor KLa(MoO<sub>4</sub>)<sub>2</sub>:Eu<sup>3+</sup> for White LEDs[J]. Chinese Journal of Luminescence, 2013,34(8): 965-969
HOU Li, Jirigalantu, QI Xiang-dong, FU Zuo-ling. Preparation and Optical Properties of Red Emitting Phosphor KLa(MoO<sub>4</sub>)<sub>2</sub>:Eu<sup>3+</sup> for White LEDs[J]. Chinese Journal of Luminescence, 2013,34(8): 965-969 DOI: 10.3788/fgxb20133408.0965.
Preparation and Optical Properties of Red Emitting Phosphor KLa(MoO4)2:Eu3+ for White LEDs
the hydrothermal process. And it was characterized by X-ray diffraction (XRD)
field emission-scanning electron microscopy (FE-SEM) and photoluminescence (PL)
respectively. The experimental results indicate that the pH values of the reaction solution have important effects on the phase structures and the morphologies of the products. A crystallization pH value of 7 was optimal. This phosphor can be effectively excited by 279
395
465 nm and emits red light at 617 nm with line spectra. The optical properties suggest that KLa(MoO
4
)
2
:Eu
3+
is an efficient red-emitting phosphor for white LEDs applications.
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references
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