CN104119908A - Metal-nanoparticle-doped yttrium aluminate luminescent material and preparation method thereof - Google Patents

Metal-nanoparticle-doped yttrium aluminate luminescent material and preparation method thereof Download PDF

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CN104119908A
CN104119908A CN201310150269.3A CN201310150269A CN104119908A CN 104119908 A CN104119908 A CN 104119908A CN 201310150269 A CN201310150269 A CN 201310150269A CN 104119908 A CN104119908 A CN 104119908A
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luminescent material
nano particle
metal nano
alo
yttrium aluminate
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周明杰
王荣
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Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
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Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
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Abstract

The invention belongs to the field of luminescent materials, and discloses a metal-nanoparticle-doped yttrium aluminate luminescent material and a preparation method thereof; the general chemical formula of the luminescent material is Y1-xAlO3:Tbx<3 +>, My; wherein M is a doping metal nanoparticle, and is selected from at least one of Ag, Au, Pt, Pd and Cu nanoparticles, x is in the range of 0< x <=0.3, y is the molar ratio of M to Al, and y is in the range of 0 < y <= 1 * 10<-2>. The luminescence intensity of the luminescent material prepared by doping M metal particles is enhanced.

Description

Metal nano particle-doped yttrium aluminate luminescent material and preparation method thereof
Technical field
The present invention relates to field of light emitting materials, relate in particular to a kind of metal nano particle-doped yttrium aluminate luminescent material and preparation method thereof.
Background technology
Field Emission Display (FED) is a kind of flat panel display that has very much development potentiality.The operating voltage of field emission display is lower than the operating voltage of cathode tube (CRT), be conventionally less than 5kV, and working current density is relatively large, generally at 10～100 μ Acm -2.Therefore, higher to the requirement of the luminescent powder for Field Emission Display, as will be there is better saturation, luminous efficiency under low voltage is higher and under high current density without luminance saturation phenomenon etc.At present, the research of Field Emission Display luminescent powder is mainly concentrated on to two aspects: the one, utilize and improve existing cathode tube luminescent powder; The 2nd, find new luminescent material.Commercial cathodoluminescence powder be take sulfide as main, when being used for fabricating yard emission display screen, because sulphur wherein can react with Microamounts of Mo, silicon or germanium etc. in negative electrode, thereby having weakened its electron emission, and then has affected the performance of whole device.In luminescent material Application Areas, exist potential using value.
Yttrium aluminate doping terbium is a kind of green luminescent material, is mainly used in feds, and still, its luminescent material luminous efficiency is not high at present, haves much room for improvement.
Summary of the invention
The metal nano particle-doped yttrium aluminate luminescent material that provides a kind of luminous efficiency higher is provided problem to be solved by this invention.
Technical scheme of the present invention is as follows:
A metal nano particle-doped yttrium aluminate luminescent material, its chemical general formula is: Y 1-xalO 3: Tb x 3+, M y; Wherein, M is metal nano particle-doped, is selected from least one in Ag, Au, Pt, Pd, Cu metal nanoparticle, and x is Tb 3+the mole number that replaces Y ion, 0 < x≤0.3, y is the mol ratio of M and Al, 0 < y≤1 * 10 -2.
Described metal nano particle-doped yttrium aluminate luminescent material, preferably, 0.001≤x≤0.1,1 * 10 -5≤ y≤5 * 10 -3.
The present invention also provides the preparation method of above-mentioned metal nano particle-doped yttrium aluminate luminescent material, comprises the steps:
Auxiliary agent and reductive agent hybrid reaction by the salts solution of M, a dissemination, make M nanoparticle sol;
By Al 2o 3aerogel is dissolved in M nanoparticle sol, at 50～75 ℃, stirs 0.5～3h, ultrasonic 10min then, drier at 60-150 ℃, dried former abrasive lapping is even, then will grind powder and calcine 0.5～4h at 600～1300 ℃, make the Al containing M 2o 3aerogel; Wherein, the mol ratio of M and Al is y;
According to Y 1-xalO 3: Tb x 3+, M yin the stoichiometric ratio of each element, take each self-corresponding solid chemical compound of Y and Tb and containing the Al of M 2o 3aerogel, ground and mixed is even, in tube furnace, under 1000 ℃～1500 ℃ reducing atmospheres, reacts 1～12 hour, furnace cooling is cooled to room temperature, resulting sample is ground to powder, obtains metal nano particle-doped yttrium aluminate luminescent material, the chemical general formula that this luminescent material is sent out is: Y 1-xalO 3: Tb x 3+, M y; Wherein, M is metal nano particle-doped, is selected from least one in Ag, Au, Pt, Pd, Cu metal nanoparticle, and x is Tb 3+the mole number that replaces Y ion, 0 < x≤0.3, y is the mol ratio of M and Al, 0 < y≤1 * 10 -2.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, the concentration of the salts solution of M is 0.8 * 10 -4mol/L～1 * 10 -2mol/L.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, described auxiliary agent is at least one in polyethylene arsenic pyrrolidone, Trisodium Citrate, cetyl trimethylammonium bromide, sodium lauryl sulphate and sodium laurylsulfonate, and the content of the addition of auxiliary agent in the M nanoparticle sol finally obtaining is 1 * 10 -4g/mL～5 * 10 -2g/m.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, described reductive agent is at least one in hydrazine hydrate, xitix, Trisodium Citrate and sodium borohydride, and the mol ratio of the addition of described reductive agent and M ion is 0.5:1～10:1.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, by auxiliary agent and the reductive agent hybrid reaction 10min～45min of the salts solution of M, a dissemination.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, each self-corresponding solid chemical compound of Y and Tb is respectively oxide compound, nitrate, carbonate, acetate or the oxalate of Y and Tb.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, described reducing atmosphere is that volume ratio is the N of 95:5 2with H 2mixed atmosphere (95%N 2+ 5%H 2), carbon reducing agent atmosphere, H 2at least one in reducing atmosphere.
The preparation method of described metal nano particle-doped yttrium aluminate luminescent material, preferably, 0.001≤x≤0.1,1 * 10 -5≤ y≤5 * 10 -3.
The invention provides yttrium aluminate luminescent material, adopt the luminescent material forming by doping M metallics, strengthened its luminous intensity.
The invention provides yttrium aluminate luminescent material preparation method, first prepare M metal nanoparticle, then adopt Al 2o 3aerogel adsorbs M metal nanoparticle, obtains including the Al of M metal nanoparticle 2o 3aerogel, and then to include the Al of M metallics 2o 3aerogel is the yttrium aluminate luminescent material of raw material preparation doping M metal nanoparticle, by the metal nano particle-doped luminous efficiency that strengthens the luminous material of yttrium aluminate.
Accompanying drawing explanation
Fig. 1 is luminescent material and the cathodoluminescence spectrum comparison diagram of comparative example luminescent material under 5kv voltage of embodiment 3 preparations; Wherein curve 1 is the Y of the metal nano particle-doped Ag that makes of embodiment 3 0.95alO 3: Tb 0.05 3+, Ag 2.5 * 10-4the luminescent spectrum of luminescent material, curve 2 is the not metal nano particle-doped Y of comparative example 0.95alO 3: Tb 0.05 3+the luminescent spectrum of luminescent material.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in further detail.
Embodiment 1
High temperature solid-state method is prepared Y 0.7alO 3: Tb 0.3 3+, Pd 1 * 10-5:
The preparation of Pd nanoparticle sol: take 0.22mg Palladous chloride (PdCl 22H 2o) be dissolved in the deionized water of 10mL; After Palladous chloride dissolves completely, take 11.0mg Trisodium Citrate and 4.0mg sodium lauryl sulphate, and be dissolved in palladium chloride aqueous solution under the environment of magnetic agitation; Take 0.38mg sodium borohydride molten in 100mL deionized water, obtaining concentration is 1 * 10 -4the sodium borohydride reduction liquid of mol/L; Under the environment of magnetic agitation, in palladium chloride aqueous solution, add fast 10mL1 * 10 -4sodium borohydride aqueous solution, continue afterwards reaction 20min, obtaining 20mL Pd content is 5 * 10 -5the Pd nanoparticle sol of mol/L.
Take alumina aerogels 0.7647g, be dissolved into 3ml and contain 5 * 10 -5in mol/L Pd nanoparticle sol, at 50 ℃, stir 3h, ultrasonic 10min then, drier at 60 ℃, dried sample is ground evenly, and precalcining 4h at 600 ℃, obtains the alumina aerogels that contains metallics Pd, wherein, the mol ratio of M and Al is y, and y is 1 * 10 -5.
Y 0.7alO 3: Tb 0.3 3+, Pd 1 * 10-5preparation: then take Y 2(C 2o 4) 30.6185g, Tb 2(C 2o 4) 30.3491g and the Al that contains metal nanoparticle Pd 2o 3aerogel 0.2039g, is placed in agate mortar and is fully ground to and mixes, then by powder transfer in corundum crucible, in tube furnace, 1500 ℃ of sintering 1h reduction under the weakly reducing atmosphere of carbon dust, is cooled to room temperature, can obtain the Y of doping Pd nanoparticle 0.7alO 3: Tb 0.3 3+, Pd 1 * 10-5luminescent material.
Embodiment 2
High temperature solid-state method is prepared Y 0.9alO 3: Tb 0.1 3+, Au 1 * 10-2:
The preparation of Au nanoparticle sol: take 82.4mg hydrochloro-auric acid (AuCl 3hCl4H 2o) be dissolved in the deionized water of 20mL; After hydrochloro-auric acid dissolves completely, take 28mg Trisodium Citrate and 12mg cetyl trimethylammonium bromide, and be dissolved in aqueous solution of chloraurate under the environment of magnetic agitation; Take 7.6mg sodium borohydride and 35.2mg xitix is dissolved into respectively in 20mL deionized water, obtaining 20mL concentration is 1 * 10 -2the sodium borohydride aqueous solution of mol/L and 20mL concentration are 1 * 10 -2the aqueous ascorbic acid of mol/L; Under the environment of magnetic agitation, first in aqueous solution of chloraurate, add 10mL sodium borohydride aqueous solution, after stirring reaction 5min, in aqueous solution of chloraurate, add 10mL1 * 10 again -2the aqueous ascorbic acid of mol/L, continues reaction 30min afterwards, and obtaining 40mLAu content is 5 * 10 -3the Au nanoparticle sol of mol/L.
Take alumina aerogels 0.7647g, be dissolved into 30ml and contain 5 * 10 -3in mol/L Au nanoparticle sol, at 65 ℃, stir 1.5h, ultrasonic 10min then, drier at 120 ℃, dried sample is ground evenly, and precalcining 2h at 1100 ℃, obtains the alumina aerogels that contains metal nanoparticle, wherein, the mol ratio of M and Al is y, and y is 1 * 10 -2.
Y 0.9alO 3: Tb 0.1 3+, Au 1 * 10-2preparation: then take Y 2(CO 3) 30.6441g, Tb 2(CO 3) 30.0996g and the Al that contains metal nanoparticle Au 2o 3aerogel 0.2039g, is placed in agate mortar and is fully ground to and mixes, then by powder transfer in corundum crucible, 95%N in tube furnace 2+ 5%H 2the lower 1200 ℃ of sintering 12h reduction of weakly reducing atmosphere, is cooled to room temperature, the Y of the Au nanoparticle that can obtain adulterating 0.9alO 3: Tb 0.1 3+, Au 1 * 10-2luminescent material.
Embodiment 3
High temperature solid-state method legal system is for Y 0.95alO 3: Tb 0.05 3+, Ag 2.5 * 10-4:
The preparation of Ag nanoparticle sol: take 3.4mg Silver Nitrate (AgNO 3) be dissolved in the deionized water of 18.4mL; After Silver Nitrate dissolves completely, take 42mg Trisodium Citrate and be dissolved in silver nitrate aqueous solution under the environment of magnetic agitation; Take 5.7mg sodium borohydride molten in 10mL deionized water, obtaining 10mL concentration is 1.5 * 10 -2the sodium borohydride aqueous solution of mol/L; Under the environment of magnetic agitation, toward disposable 1.6mL1.5 * 10 that add in silver nitrate aqueous solution -2the sodium borohydride aqueous solution of mol/L, continues reaction 10min afterwards, and obtaining 20mL Ag content is 1 * 10 -3the Ag nanoparticle sol of mol/L.
Take alumina aerogels 0.4078g, be dissolved into 2ml and contain 1 * 10 -3in mol/L Ag nanoparticle sol, at 60 ℃, stir 2h, ultrasonic 10min then, drier at 80 ℃, dried sample is ground evenly, and precalcining 2h at 800 ℃, obtains the alumina aerogels that contains metal nanoparticle Ag, wherein, the mol ratio of M and Al is y, and y is 2.5 * 10 -4.
Y 0.95alO 3: Tb 0.05 3+, Ag 2.5 * 10-4preparation: then take Y 2(CO 3) 30.6798g, Tb 4o 70.0374g and the Al that contains metal nanoparticle Ag 2o 3aerogel 0.2039g, is placed in agate mortar and is fully ground to and mixes, then by powder transfer in corundum crucible, in tube furnace at 95%N 2+ 5%H 2the lower 1200 ℃ of sintering 4h reduction of weakly reducing atmosphere, is cooled to room temperature, the Y of the Ag nanoparticle that can obtain adulterating 0.95alO 3: Tb 0.05 3+, Ag 2.5 * 10-4luminescent material.
Fig. 1 is luminescent material and the cathodoluminescence spectrum comparison diagram of comparative example luminescent material under 5kv voltage of embodiment 3 preparations; Wherein curve 1 is the Y of the metal nano particle-doped Ag that makes of embodiment 3 0.95alO 3: Tb 0.05 3+, Ag 2.5 * 10-4the luminescent spectrum of luminescent material, curve 2 is the not metal nano particle-doped Y of comparative example 0.95alO 3: Tb 0.05 3+the luminescent spectrum of luminescent material.
As can be seen from Figure 1, the emission peak at 544nm place, the luminous intensity of metal nano particle-doped rear luminescent material has not strengthened 23% before not adulterating.
Embodiment 4
High temperature solid-state method is prepared Y 0.999alO 3: Tb 0.001 3+, Pt 5 * 10-3:
Preparation containing Pt nanoparticle sol: take 25.9mg Platinic chloride (H 2ptCl 66H 2o) be dissolved in the deionized water of 17mL; Under the condition of magnetic agitation, 400mg Trisodium Citrate and 600mg sodium laurylsulfonate are dissolved in above-mentioned platinum acid chloride solution; Take 1.9mg sodium borohydride and be dissolved in 10mL deionized water, obtaining concentration is 5 * 10 -3the sodium borohydride solution of mol/L; Prepare 10mL concentration is 5 * 10 simultaneously -2the hydrazine hydrate solution of mol/L; Under the condition of magnetic agitation, first in above-mentioned platinum acid chloride solution, drip the above-mentioned sodium borohydride solution of 0.4mL, after reaction 5min, then add the above-mentioned hydrazine hydrate solution of 2.6mL in above-mentioned platinum acid chloride solution, continue reaction 40min, obtaining 20mL Pt nanoparticle concentration is 2.5 * 10 -3the colloidal sol of mol/L.
Take alumina aerogels 0.3824g, be dissolved into 15ml and contain 2.5 * 10 -3in mol/L Pt nanoparticle sol, at 75 ℃, stir 0.5h, ultrasonic 10min then, drier at 150 ℃, dried sample is ground evenly, and precalcining 0.5h at 1200 ℃, obtains the alumina aerogels that contains metal nanoparticle Pt, wherein, the mol ratio of M and Al is y, and y is 5 * 10 -3.
According to Y 0.999alO 3: Tb 0.001 3+, Pt 5 * 10-3stoichiometric ratio, takes Y (CH 3cOO) 31.0628g, Tb (CH 3cOO) 30.0013g and the Al that contains metal nanoparticle Pt 2o 3aerogel 0.2039g, is placed in agate mortar and is fully ground to and mixes, then by powder transfer in corundum crucible, in tube furnace at pure H 2the lower 1300 ℃ of sintering 6h reduction of reducing atmosphere, is cooled to room temperature, the Y of the Pt nanoparticle that can obtain adulterating 0.999alO 3: Tb 0.001, Pt 5 * 10-3luminescent material.
Embodiment 5
High temperature solid-state method is prepared Y 0.92alO 3: Tb 0.08 3+, Cu 1 * 10-4:
The preparation of Cu nanoparticle sol: take in the ethanol that 1.6mg cupric nitrate is dissolved into 16mL, after dissolving completely, while stir, add 2mg PVP, then slowly splash into 0.4mg sodium borohydride molten to obtain in 10mL ethanol 1 * 10 -3the sodium borohydride alcoholic solution 4mL of mol/L, continues stirring reaction 10min, obtains 20mL4 * 10 -4the Cu nanoparticle sol of mol/L.
Take alumina aerogels 0.6118g, be dissolved into and contain 3ml4 * 10 -4in the Cu nanoparticle sol of mol/L, at 65 ℃, stir 1.5h, ultrasonic 10min then, drier at 120 ℃, dried sample is ground evenly, and precalcining 3h at 900 ℃, obtains the alumina aerogels that contains metal nanoparticle Cu, wherein, the mol ratio of M and Al is y, and y is 1 * 10 -4.
According to Y 0.92alO 3: Tb 0.08, Cu 1 * 10-4stoichiometric ratio, takes Y 2o 30.4155g, Tb 4o 70.0598g and the Al that contains metal nanoparticle Cu 2o 3aerogel 0.2039g, is placed in agate mortar and is fully ground to and mixes, then by powder transfer in corundum crucible, in tube furnace at 95%N 2+ 5%H 2the lower 1000 ℃ of sintering 12h reduction of weakly reducing atmosphere, is cooled to room temperature, can obtain the Y of doped with Cu nanoparticle 0.92alO 3: Tb 0.08 3+, Cu 1 * 10-4luminescent material.
Embodiment 6
High temperature solid-state method is prepared Y 0.85alO 3: Tb 0.15 3+, (Ag 0.5/ Au 0.5) 1.25 * 10-3:
Ag 0.5/ Au 0.5the preparation of nanoparticle sol: take 6.2mg hydrochloro-auric acid (AuCl 3hCl4H 2o) and 2.5mg AgNO 3be dissolved in the deionized water of 28mL; After dissolving completely, take 22mg Trisodium Citrate and 20mgPVP, and under the environment of magnetic agitation, be dissolved in above-mentioned mixing solutions; Take freshly prepd 380mg sodium borohydride molten in 10mL deionized water, obtain the sodium borohydride aqueous solution that 10mL concentration is 1mol/L; Under the environment of magnetic agitation, toward the disposable sodium borohydride aqueous solution that adds 0.3mL1mol/L in above-mentioned mixing solutions, continue afterwards reaction 20min, obtaining the total metal concentration of 30mL is 1 * 10 -3the Ag/Au nanoparticle sol of mol/L.
Take alumina aerogels 0.4078g, be dissolved into and contain 10ml1 * 10 -3in the Ag/Au nanoparticle sol of mol/L, at 60 ℃, stir 2h, then ultrasonic 10min, at 80 ℃, be dried again, dried sample ground evenly to precalcining 4h at 1000 ℃, obtain the alumina aerogels that contains metal nanoparticle Ag/Au, wherein, the mol ratio of M and Al is y, and y is 1.25 * 10 -3.
According to Y 0.85alO 3: Tb 0.15 3+, (Ag 0.5/ Au 0.5) 1.25 * 10-3stoichiometric ratio, take Y (NO 3) 30.9347g, Tb (NO 3) 30.2069g and the Al that contains metal nanoparticle Ag/Au 2o 3aerogel 0.2039g, is placed in agate mortar and is fully ground to and mixes, then by powder transfer in corundum crucible, in tube furnace at 95%N 2+ 5%H 2the lower 1400 ℃ of sintering 3h reduction of weakly reducing atmosphere, is cooled to room temperature, the Y of the Ag/Au nanoparticle that can obtain adulterating 0.85alO 3: Tb 0.15 3+, (Ag 0.5/ Au 0.5) 1.25 * 10-3luminescent material.
Should be understood that, the above-mentioned statement for preferred embodiment of the present invention is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, and scope of patent protection of the present invention should be as the criterion with claims.

Claims (10)

1. a metal nano particle-doped yttrium aluminate luminescent material, is characterized in that, its chemical general formula is: Y 1-xalO 3: Tb x 3+, M y; Wherein, M is metal nano particle-doped, is selected from least one in Ag, Au, Pt, Pd, Cu metal nanoparticle, and x is Tb 3+the mole number that replaces Y ion, 0 < x≤0.3, y is the mol ratio of M and Al, 0 < y≤1 * 10 -2.
2. metal nano particle-doped yttrium aluminate luminescent material according to claim 1, is characterized in that 0.001≤x≤0.1,1 * 10 -5≤ y≤5 * 10 -3.
3. metal nano particle-doped yttrium aluminate luminescent material according to claim 1, is characterized in that, comprises a kind of in following luminescent material:
Y 0.7AlO 3:Tb 0.3 3+,Pd 1×10ˉ5；Y 0.9AlO 3:Tb 0.1 3+,Au 1×10ˉ2；Y 0.95AlO 3:Tb 0.05 3+,Ag 2.5×10ˉ4；Y 0.999AlO 3:Tb 0.001 3+,Pt 5×10ˉ3；Y 0.92AlO 3:Tb 0.08 3+,Cu 1×10ˉ4；Y 0.85AlO 3:Tb 0.15 3+,(Ag 0.5/Au 0.5) 1.25×10ˉ3。
4. a preparation method for metal nano particle-doped yttrium aluminate luminescent material, is characterized in that, comprises the steps:
Auxiliary agent and reductive agent hybrid reaction by the salts solution of M, a dissemination, make M nanoparticle sol;
By Al 2o 3aerogel is dissolved in M nanoparticle sol, at 50～75 ℃, stirs 0.5～3h, ultrasonic 10min then, drier at 60-150 ℃, dried former abrasive lapping is even, then will grind powder and calcine 0.5～4h at 600～1300 ℃, make the Al containing M 2o 3aerogel; Wherein, the mol ratio of M and Al is y;
According to Y 1-xalO 3: Tb x 3+, M yin the stoichiometric ratio of each element, take each self-corresponding solid chemical compound of Y and Tb and containing the Al of M 2o 3aerogel, ground and mixed is even, in tube furnace, under 1000 ℃～1500 ℃ reducing atmospheres, reacts 1～12 hour, furnace cooling is cooled to room temperature, resulting sample is ground to powder, obtains metal nano particle-doped yttrium aluminate luminescent material, the chemical general formula that this luminescent material is sent out is: Y 1-xalO 3: Tb x 3+, M y; Wherein, M is metal nano particle-doped, is selected from least one in Ag, Au, Pt, Pd, Cu metal nanoparticle, and x is Tb 3+the mole number that replaces Y ion, 0 < x≤0.3, y is the mol ratio of M and Al, 0 < y≤1 * 10 -2.
5. the preparation method of metal nano particle-doped yttrium aluminate luminescent material according to claim 4, is characterized in that, the concentration of the salts solution of M is 0.8 * 10 -4mol/L～1 * 10 -2mol/L.
6. the preparation method of metal nano particle-doped yttrium aluminate luminescent material according to claim 4, it is characterized in that, described auxiliary agent is at least one in polyethylene arsenic pyrrolidone, Trisodium Citrate, cetyl trimethylammonium bromide, sodium lauryl sulphate and sodium laurylsulfonate, and the content of the addition of auxiliary agent in the M nanoparticle sol finally obtaining is 1 * 10 -4g/mL～5 * 10 -2g/m; Described reductive agent is at least one in hydrazine hydrate, xitix, Trisodium Citrate and sodium borohydride, and the mol ratio of the addition of described reductive agent and M ion is 0.5:1～10:1.
7. the preparation method of metal nano particle-doped yttrium aluminate luminescent material according to claim 4, is characterized in that, by auxiliary agent and the reductive agent hybrid reaction 10min～45min of the salts solution of M, a dissemination.
8. the preparation method of metal nano particle-doped yttrium aluminate luminescent material according to claim 4, is characterized in that, each self-corresponding solid chemical compound of Y and Tb is respectively oxide compound, nitrate, carbonate, acetate or the oxalate of Y and Tb.
9. the preparation method of metal nano particle-doped yttrium aluminate luminescent material according to claim 4, is characterized in that, described reducing atmosphere is that volume ratio is the N of 95:5 2with H 2mixed atmosphere, carbon reducing agent atmosphere, H 2at least one in reducing atmosphere.
10. the preparation method of metal nano particle-doped yttrium aluminate luminescent material according to claim 4, is characterized in that, 0.001≤x≤0.1,1 * 10 -5≤ y≤5 * 10 -3.
CN201310150269.3A 2013-04-26 2013-04-26 Metal-nanoparticle-doped yttrium aluminate luminescent material and preparation method thereof Pending CN104119908A (en)

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Citations (2)

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Publication number Priority date Publication date Assignee Title
CN102391870A (en) * 2011-09-29 2012-03-28 宁波浩威尔新材料科技有限公司 Preparation method of YAG (yttrium aluminum garnet): Ce rare earth fluorescent powder
CN102477297A (en) * 2010-11-23 2012-05-30 海洋王照明科技股份有限公司 Europium-doped yttrium aluminate luminescent material and preparation method thereof

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN102477297A (en) * 2010-11-23 2012-05-30 海洋王照明科技股份有限公司 Europium-doped yttrium aluminate luminescent material and preparation method thereof
CN102391870A (en) * 2011-09-29 2012-03-28 宁波浩威尔新材料科技有限公司 Preparation method of YAG (yttrium aluminum garnet): Ce rare earth fluorescent powder

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Title
P.A. AHSENEV ET AL: "Spectroscopic Properties of Tb3+ Ions in YAlO3 Crystals", 《PHYS. STAT. SOL.》 *

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Application publication date: 20141029