Luminescent element, preparation method thereof and luminescence method
AssigneeOcean's King Lighting Science & Technology Co., Ltd.
InventorsMingjie Zhou, Wenbo Ma, Yugang Liu, Qingtao Li, Jing Tang, Xi Luo
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Abstract
A luminescent element includes a luminescent glass and a metal layer with a metal microstructure formed on a surface of the luminescent glass; wherein the luminescent glass has a chemical composition: bY2O3.cAl2O3.dB2O3.yTb2O3, wherein bY2O3.cAl2O3.dB2O3.yTb2O3. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.
Claims10
A luminescent element, comprising:
- a luminescent glass;
- and
- a metal layer with a metal microstructure formed on a surface of the luminescent glass;
- wherein the luminescent glass has a chemical composition:
- bY2O3.cAl2O3.dB2O3.yTb2O3, wherein b, c, d, and y are, by mole parts, 7˜15, 20˜40, 40˜60, and 0.1˜3, respectively.
A preparation method of a luminescent element, comprising:
- preparing a luminescent glass comprising a chemical composition:
- bY2O3.cAl2O3.dB2O3.yTb2O3, wherein b, c, d, and y are, by mole parts, 7˜15, 20˜40, 40˜60, and 0.1˜3, respectively;
- forming a metal layer on the luminescent glass, and
- annealing the luminescent glass and the metal layer in vacuum to form a metal microstructure of the metal layer, and then cooling the luminescent glass and the metal layer to form the luminescent element.
Dependencies are inferred from the claim text.