CN103059854B - Europium-doped calcium lutetium molybdate luminescent film, preparation method thereof, and organic electroluminescent device - Google Patents
Europium-doped calcium lutetium molybdate luminescent film, preparation method thereof, and organic electroluminescent device Download PDFInfo
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Abstract
The invention belongs to the field of photoelectric luminescent films, and discloses a europium-doped calcium lutetium molybdate luminescent film, a preparation method thereof and an organic electroluminescent device. The luminescent film has a chemical general formula of Ca1-x-yLuyMoO4:xEu3+, wherein Eu3+ is doping ions, x value ranges from 0.1 to 0.2, and y value ranges from 0.2-0.6. The europium-doped calcium lutetium molybdate luminescent film (Ca1-x-yLuyMoO4:xEu3+) is obtained by magnetron sputtering equipment. In an electroluminescent spectrum of the luminescent film, a red luminescent peak is mainly composed of electric dipole transitions from 5D0 to 7F2 e with a wavelength of 614 nm and magnetic dipole transitions from 5D0 to 7F1 with a wavelength of 590 nm.
Description
Technical field
The present invention relates to photo-electroluminescence film field, relate in particular to a kind of europium doping molybdic acid lutetium calcium light-emitting film and preparation method thereof.The invention still further relates to a kind of organic electroluminescence device of this europium doping molybdic acid lutetium calcium light-emitting film as luminescent layer that use.
Background technology
Thin-film electroluminescent displays (TFELD), due to its active illuminating, total solids, the advantage such as shock-resistant, reaction is fast, visual angle is large, Applicable temperature is wide, operation is simple, has caused and paid close attention to widely, and development rapidly.At present, research colour and the material to panchromatic TFELD, be the developing direction of this problem.
In recent years, along with the progress of Science and Technology, have higher requirement to photoelectron material in a lot of fields, and novel photoelectron material constantly occurs, the performance of original material system is constantly improved; Rare earth ion doped molybdate is attractive scintillator and phosphor material powder especially.
Summary of the invention
The object of the invention be to provide a kind of taking molybdic acid lutetium calcium as matrix, europium element is the europium doping molybdic acid lutetium calcium light-emitting film of main luminescence center.
Europium doping molybdic acid lutetium calcium light-emitting film of the present invention, its chemical general formula is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion, the span that the span of x is 0.1～0.2, y is 0.2～0.6; Preferably, the value that the value of x is 0.15, y is 0.4.
Another goal of the invention of the present invention is to provide the preparation method of above-mentioned europium doping molybdic acid lutetium calcium light-emitting film, and its step of preparation process is as follows:
Step S1, by mass percentage, takes respectively 14～17.6% CaO, 13.4～40.2% Lu
2o
3, 5.9～11.8% Eu
2o
3and the MoO of surplus
3raw material, and after ground and mixed is even, sintering at 900～1300 DEG C, makes target;
Step S2, packs the target obtaining in step S1 and substrate in the vacuum cavity of magnetic-controlled sputtering coating equipment into, and the vacuum tightness of vacuum cavity is arranged on to 1.0 × 10
-3pa～1.0 × 10
-5between Pa;
Step S3, adjustment magnetron sputtering plating processing parameter is: base target spacing is 45～95mm, magnetron sputtering operating pressure 0.2～4Pa, the flow 10～35sccm of argon gas working gas, underlayer temperature is 250 DEG C～750 DEG C; Then be filmed, obtain film sample;
Step S4,1～3h is processed in the film sample that step S3 is obtained vacuum annealing at 500～800 DEG C, and obtaining chemical general formula is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion; The span of x is that the span of 0.1～0.2, y is 0.2～0.6.
In the preparation method of above-mentioned europium doping molybdic acid lutetium calcium light-emitting film:
As the CaO in described step S1, Lu
2o
3, Eu
2o
3and MoO
3when the mass percent of raw material is respectively 15.8%, 26.8%, 8.9% and 48.5%; Correspondingly, in step S4, the value that the value of x is 0.15, y is 0.4;
In above-mentioned steps S1, the sintering temperature of preferred described preparation of target materials is 1250 DEG C;
In above-mentioned steps S2, the vacuum tightness of preferred described vacuum cavity is arranged on 5.0 × 10
-4pa;
In above-mentioned steps S3, preferred described base target spacing is 60mm; Described magnetron sputtering operating pressure is 2.0Pa; The flow of described argon gas working gas is 25sccm; Described underlayer temperature is 500 DEG C;
In above-mentioned steps S4, the annealing temperature in preferred described vacuum annealing processing is 600 DEG C, and annealing time is 2h.
Another object of the present invention is to provide a kind of organic electroluminescence device, and its luminescent layer is europium doping molybdic acid lutetium calcium light-emitting film, and the chemical general formula of this light-emitting film is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion, the span that the span of x is 0.1～0.2, y is 0.2～0.6; Preferably, the value that the value of x is 0.15, y is 0.4.。
Europium doping molybdic acid lutetium calcium light-emitting film of the present invention, adopts magnetron sputtering equipment to prepare, and in the electroluminescence spectrum (EL) of this light-emitting film, its emitting red light peak is mainly by 614nm's
5d
0→
7f
2electric dipole transition and 590nm's
5d
0→
7f
1magnetic dipole transition composition.
Brief description of the drawings
Fig. 1 is preparation technology's schema of europium doping molybdic acid lutetium calcium light-emitting film of the present invention;
Fig. 2 is the structural representation of organic electroluminescence device of the present invention;
Fig. 3 is the XRD figure of the europium doping molybdic acid lutetium calcium light-emitting film that makes of embodiment 1;
Fig. 4 is the electroluminescent spectrum of the europium doping molybdic acid lutetium calcium light-emitting film that obtains of embodiment 1.
Embodiment
The invention provides europium doping molybdic acid lutetium calcium light-emitting film, its chemical general formula is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion, the span that the span of x is 0.1～0.2, y is 0.2～0.6; Preferably, the value that the value of x is 0.15, y is 0.4.
Europium doping molybdic acid lutetium calcium light-emitting film (Ca of the present invention
1-x-ylu
ymoO
4: xEu
3+), adopt magnetron sputtering equipment to prepare, in the electroluminescence spectrum (EL) of this light-emitting film, its emitting red light peak is mainly by 614nm's
5d
0→
7f
2electric dipole transition and 590nm's
5d
0→
7f
1magnetic dipole transition composition.
The preparation method of above-mentioned europium doping molybdic acid lutetium calcium light-emitting film, as shown in Figure 1, its step of preparation process is as follows:
Step S1, by mass percentage, takes respectively 14～17.6% CaO, 13.4～40.2% Lu
2o
3, 5.9～11.8% Eu
2o
3and the MoO of surplus
3raw material, and after ground and mixed is even, sintering at 900～1300 DEG C, makes target;
Step S2, packs the target obtaining in step S1 and substrate in the vacuum cavity of magnetic-controlled sputtering coating equipment into, and the vacuum tightness of vacuum cavity is arranged on to 1.0 × 10
-3pa～1.0 × 10
-5between Pa;
Step S3, adjustment magnetron sputtering plating processing parameter is: base target spacing is 45～95mm, magnetron sputtering operating pressure 0.2～4Pa, the flow 10～35sccm of argon gas working gas, underlayer temperature is 250 DEG C～750 DEG C; Then be filmed, obtain film sample;
Step S4,1～3h is processed in the film sample that step S3 is obtained vacuum annealing at 500～800 DEG C, and obtaining chemical general formula is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion, the span that the span of x is 0.1～0.2, y is 0.2～0.6.
In the preparation method of above-mentioned europium doping molybdic acid lutetium calcium light-emitting film:
As the CaO in described step S1, Lu
2o
3, Eu
2o
3and MoO
3when the mass percent of raw material is respectively 15.8%, 26.8%, 8.9% and 48.5%; Correspondingly, in step S4, the value that the value of x is 0.15, y is 0.4;
In above-mentioned steps S1, the sintering temperature of preferred described preparation of target materials is 1250 DEG C;
In above-mentioned steps S2, the vacuum tightness of preferred described vacuum cavity is arranged on 5.0 × 10
-4pa;
In above-mentioned steps S3, preferred described base target spacing is 60mm; Described magnetron sputtering operating pressure is 2.0Pa; The flow of described argon gas working gas is 25sccm; Described underlayer temperature is 500 DEG C;
In above-mentioned steps S4, the annealing temperature in preferred described vacuum annealing processing is 600 DEG C, and annealing time is 2h, and vacuum tightness is 0.01Pa.
Adopt above-mentioned technique to prepare europium doping molybdic acid lutetium calcium light-emitting film (Ca
1-x-ylu
ymoO
4: xEu
3+), its technical maturity, simple to operate, is suitable for suitability for industrialized production.
The present invention also provides a kind of organic electroluminescence device, and the luminescent layer of this organic electroluminescence device adopts above-mentioned europium doping molybdic acid lutetium calcium light-emitting film, and the chemical general formula of this molybdic acid lutetium calcium light-emitting film is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion, the span that the span of x is 0.1～0.2, y is 0.2～0.6; Preferably, the value that the value of x is 0.15, y is 0.4.
As shown in Figure 2, the stepped construction of this organic electroluminescence device is: substrate 1/ conductive anode layer 2/ luminescent layer 3/ cathode layer 4; Wherein, substrate 1 adopts glass, and conductive anode layer 2 adopts ITO, and two kinds are combined, referred to as ito glass; Ito glass can obtain by purchase, also can make by the method for magnetron sputtering; 3 of luminescent layers are prepared on ITO layer surface by magnetron sputtering technique; Cathode layer 4 adopts Ag layer, prepares the surface at luminescent layer by evaporation process.
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in further detail.
Embodiment 1
1, according to mass percent, take powder: CaO is 15.8%, Lu
2o
3be 26.8%, Eu
2o
3be 8.9% and MoO
3be 48.5%; These powders through ground and mixed evenly after, sintering at 1250 DEG C, naturally cooling, obtains target sample, it is the target that 50mm, thickness are 2mm that target sample is cut into diameter;
2, target is packed in the vacuum cavity of magnetic-controlled sputtering coating equipment;
3, successively by acetone, dehydrated alcohol and deionized water ultrasonic cleaning glass substrate, and it is carried out to oxygen plasma treatment, put into the vacuum cavity of magnetic-controlled sputtering coating equipment after complete; Wherein, the base target spacing setting of target and glass is 60mm;
4, with mechanical pump and molecular pump, the vacuum tightness of the vacuum cavity of magnetic-controlled sputtering coating equipment is extracted into 5.0 × 10
-4pa;
5, adjust magnetron sputtering plating processing parameter: argon gas working gas flow is 25sccm; Magnetron sputtering operating pressure is 2.0Pa; Underlayer temperature is 500 DEG C; Then be filmed the film sample obtaining;
6, film sample is annealed in 0.01Pa vacuum oven 2h, annealing temperature is 600 DEG C, obtains europium doping molybdic acid lutetium calcium light-emitting film, i.e. Ca
0.45lu
0.4moO
4: 0.15Eu
3+.
Fig. 3 is the XRD figure of the europium doping molybdic acid lutetium calcium light-emitting film that makes of embodiment 1; Contrast PDF card, the diffraction peak in Fig. 3 is the peak crystallization of molybdic acid lutetium calcium matrix, does not occur the peak that europium doped element is relevant, illustrates that doped element is the lattice that has entered matrix.
Fig. 4 is electroluminescent spectrum (EL) figure of the europium doping molybdic acid lutetium calcium light-emitting film that obtains of embodiment 1; As shown in Figure 4, emitting red light peak is mainly by 614nm's
5d
0→
7f
2electric dipole transition and 590nm's
5d
0→
7f
1magnetic dipole transition composition.
Embodiment 2
1,, according to mass percent, take powder: CaO is 14%, Lu
2o
3be 40.2%, Eu
2o
3be 5.9% and MoO
3be 39.9%; These powders through ground and mixed evenly after, sintering at 900 DEG C, naturally cooling, obtains target sample, it is the target that 50mm, thickness are 2mm that target sample is cut into diameter;
2, target is packed in the vacuum cavity of magnetic-controlled sputtering coating equipment;
3, successively with acetone, dehydrated alcohol and deionized water ultrasonic cleaning glass, and it is carried out to oxygen plasma treatment, put into the vacuum cavity of magnetic-controlled sputtering coating equipment after complete; Wherein, the base target spacing setting of target and glass is 45mm;
4, with mechanical pump and molecular pump, the vacuum tightness of the vacuum cavity of magnetic-controlled sputtering coating equipment is extracted into 1.0 × 10
-3pa;
5, adjust magnetron sputtering plating processing parameter: argon gas working gas flow is 10sccm; Magnetron sputtering operating pressure is 4Pa; Underlayer temperature is 250 DEG C; Then be filmed the film sample obtaining;
6, film sample is annealed in 0.01Pa vacuum oven 1h, annealing temperature is 500 DEG C, obtains europium doping molybdic acid lutetium calcium light-emitting film, i.e. Ca
0.3lu
0.6moO
4: 0.1Eu
3+.
Embodiment 3
1, according to mass percent, take powder: CaO is 17.6%, Lu
2o
3be 13.4%, Eu
2o
3be 11.8% and MoO
3be 57.2%; These powders through ground and mixed evenly after, sintering at 1300 DEG C, naturally cooling, obtains target sample, it is the target that 50mm, thickness are 2mm that target sample is cut into diameter;
2, target is packed in the vacuum cavity of magnetic-controlled sputtering coating equipment;
3, successively by acetone, dehydrated alcohol and deionized water ultrasonic cleaning band glass substrate, and it is carried out to oxygen plasma treatment, put into the vacuum cavity of magnetic-controlled sputtering coating equipment after complete; Wherein, the base target spacing setting of target and glass is 95mm;
4, with mechanical pump and molecular pump, the vacuum tightness of the vacuum cavity of magnetic-controlled sputtering coating equipment is extracted into 1.0 × 10
-5pa;
5, adjust magnetron sputtering plating processing parameter: argon gas working gas flow is 35sccm; Magnetron sputtering operating pressure is 0.2Pa; Underlayer temperature is 750 DEG C; Then be filmed the film sample obtaining;
6, film sample is annealed in 0.01Pa vacuum oven 3h, annealing temperature is 800 DEG C, obtains europium doping molybdic acid lutetium calcium light-emitting film, i.e. Ca
0.6lu
0.2moO
4: 0.2Eu
3+.
Embodiment 4
In embodiment 4, a kind of preparation of electroluminescent device, makes light-emitting film as luminescent layer material using embodiment 1; Wherein, the substrate of this electroluminescent device is glass, and anode layer is ITO (tin indium oxide), plays electric action, and both are combined, and are called ito glass, can buy acquisition.
1, according to mass percent, take powder: CaO is 15.8%, Lu
2o
3be 26.8%, Eu
2o
3be 8.9% and MoO
3be 48.5%; These powders through ground and mixed evenly after, sintering at 1250 DEG C, naturally cooling, obtains target sample, it is the target that 50mm, thickness are 2mm that target sample is cut into diameter;
2, target is packed in the vacuum cavity of magnetic-controlled sputtering coating equipment;
3, successively with acetone, dehydrated alcohol and deionized water ultrasonic cleaning ito glass, and it is carried out to oxygen plasma treatment, put into the vacuum cavity of magnetic-controlled sputtering coating equipment after complete; Wherein, the base target spacing setting of target and ito glass is 60mm;
4, with mechanical pump and molecular pump, the vacuum tightness of the vacuum cavity of magnetic-controlled sputtering coating equipment is extracted into 5.0 × 10
-4pa;
5, adjust magnetron sputtering plating processing parameter: argon gas working gas flow is 25sccm; Magnetron sputtering operating pressure is 2.0Pa; Underlayer temperature is 500 DEG C; Then be filmed the film sample obtaining;
6, film sample is annealed in 0.01Pa vacuum oven 2h, annealing temperature is 700 DEG C, obtains europium doping molybdic acid lutetium calcium light-emitting film, i.e. Ca
1-x-ylu
ymoO
4: xEu
3+;
7, adopt evaporation coating technique, the light-emitting film surface evaporation Ag layer in step 6, as cathode layer, makes organic electroluminescence device.
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 (6)
1. a preparation method for europium doping molybdic acid lutetium calcium light-emitting film, is characterized in that, comprises the steps:
Step S1, by mass percentage, takes respectively 14～17.6% CaO, 13.4～40.2% Lu
2o
3, 5.9～11.8% Eu
2o
3and the MoO of surplus
3raw material, and after ground and mixed is even, sintering at 900～1300 DEG C, makes target;
Step S2, packs the target obtaining in step S1 and substrate in the vacuum cavity of magnetic-controlled sputtering coating equipment into, and the vacuum tightness of vacuum cavity is arranged on to 1.0 × 10
-3pa～1.0 × 10
-5between Pa;
Step S3, adjustment magnetron sputtering plating processing parameter is: base target spacing is 45～95mm, magnetron sputtering operating pressure 0.2～4Pa, the flow 10～35sccm of argon gas working gas, underlayer temperature is 250 DEG C～750 DEG C; Then be filmed, obtain film sample;
Step S4,1～3h is processed in the film sample that step S3 is obtained vacuum annealing at 500～800 DEG C, and obtaining chemical general formula is Ca
1-x-ylu
ymoO
4: xEu
3+; Wherein, Ca
1-x-ylu
ymoO
4for matrix, Eu
3+for dopant ion, the span that the span of x is 0.1～0.2, y is 0.2～0.6.
2. the preparation method of europium doping molybdic acid lutetium calcium light-emitting film according to claim 1, is characterized in that, in described step S1, and CaO, Lu
2o
3, Eu
2o
3and MoO
3when the mass percent of raw material is respectively 15.8%, 26.8%, 8.9% and 48.5%; Correspondingly, in step S4, the value that the value of x is 0.15, y is 0.4.
3. the preparation method of europium doping molybdic acid lutetium calcium light-emitting film according to claim 1 and 2, is characterized in that, in described step S1, the sintering temperature of described preparation of target materials is 1250 DEG C.
4. the preparation method of europium doping molybdic acid lutetium calcium light-emitting film according to claim 1, is characterized in that, in described step S2, the vacuum tightness of described vacuum cavity is arranged on 5.0 × 10
-4pa.
5. the Preparation Method of europium doping molybdic acid lutetium calcium light-emitting film processed according to claim 1, is characterized in that, in described step S3, described base target spacing is 60mm; Described magnetron sputtering operating pressure is 2.0Pa; The flow of described argon gas working gas is 25sccm; Described underlayer temperature is 500 DEG C.
6. the preparation method of europium doping molybdic acid lutetium calcium light-emitting film according to claim 1, is characterized in that, in described step S4, the annealing temperature in described vacuum annealing processing is 600 DEG C, and annealing time is 2h.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1539914A (en) * | 2003-10-23 | 2004-10-27 | 北京有色金属研究总院 | Red luminescent powder in use for LED, preparing method and electric light source produced |
| JP2006045575A (en) * | 2004-08-06 | 2006-02-16 | Samsung Electro Mech Co Ltd | Red fluorescent substance and method for producing the same |
| TW200714693A (en) * | 2005-10-04 | 2007-04-16 | Ind Tech Res Inst | The novel red fluorescent powder |
| JP2008007644A (en) * | 2006-06-29 | 2008-01-17 | Fine Rubber Kenkyusho:Kk | Red light-emitting phosphor and light-emitting device |
| CN102120931A (en) * | 2010-12-03 | 2011-07-13 | 深圳职业技术学院 | Red fluorophor and preparation method thereof |
-
2011
- 2011-10-19 CN CN201110320324.XA patent/CN103059854B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1539914A (en) * | 2003-10-23 | 2004-10-27 | 北京有色金属研究总院 | Red luminescent powder in use for LED, preparing method and electric light source produced |
| JP2006045575A (en) * | 2004-08-06 | 2006-02-16 | Samsung Electro Mech Co Ltd | Red fluorescent substance and method for producing the same |
| TW200714693A (en) * | 2005-10-04 | 2007-04-16 | Ind Tech Res Inst | The novel red fluorescent powder |
| JP2008007644A (en) * | 2006-06-29 | 2008-01-17 | Fine Rubber Kenkyusho:Kk | Red light-emitting phosphor and light-emitting device |
| CN102120931A (en) * | 2010-12-03 | 2011-07-13 | 深圳职业技术学院 | Red fluorophor and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| (Ca1-x-yLuy)MoO4∶xEu3+红色荧光粉的化学共沉淀合成与光致发光;杨玉玲 等;《无机化学学报》;20110210;第27 卷(第2 期);276-280 * |
| 杨玉玲 等.(Ca1-x-yLuy)MoO4∶xEu3+红色荧光粉的化学共沉淀合成与光致发光.《无机化学学报》.2011,第27 卷(第2 期), |
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