CN109054832A - A kind of method of high color purity red up-conversion luminescence - Google Patents
A kind of method of high color purity red up-conversion luminescence Download PDFInfo
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- CN109054832A CN109054832A CN201811102400.8A CN201811102400A CN109054832A CN 109054832 A CN109054832 A CN 109054832A CN 201811102400 A CN201811102400 A CN 201811102400A CN 109054832 A CN109054832 A CN 109054832A
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000004020 luminiscence type Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 32
- 229910052769 Ytterbium Inorganic materials 0.000 claims abstract description 12
- 229910052689 Holmium Inorganic materials 0.000 claims abstract description 11
- 229910052775 Thulium Inorganic materials 0.000 claims abstract description 11
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 7
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 7
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 6
- 239000012190 activator Substances 0.000 claims abstract description 5
- 239000000126 substance Substances 0.000 claims description 9
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000002796 luminescence method Methods 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 description 9
- 230000005284 excitation Effects 0.000 description 6
- 238000005086 pumping Methods 0.000 description 6
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000295 emission spectrum Methods 0.000 description 2
- 238000001748 luminescence spectrum Methods 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052789 astatine Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- -1 rare earth ions Chemical class 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/7767—Chalcogenides
- C09K11/7769—Oxides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/7767—Chalcogenides
- C09K11/7769—Oxides
- C09K11/7771—Oxysulfides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/7772—Halogenides
- C09K11/7773—Halogenides with alkali or alkaline earth metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
- H01L33/502—Wavelength conversion materials
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- Engineering & Computer Science (AREA)
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- Organic Chemistry (AREA)
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Abstract
The present invention relates to a kind of methods of high color purity red up-conversion luminescence, belong to rear-earth-doped up-converting phosphor technology field.The method of the invention are as follows: by up-conversion luminescent material under the laser irradiation of 1300-1700nm wavelength, obtain high color purity emitting red light；The up-conversion luminescent material is using Er as activator ion, using at least one of Y, Gd, Lu, La, Yb, Tm, Ho and Pr as energy medium ion.The present invention realizes a kind of effective high brightness red up-conversion luminescence method, and luminous efficiency is high, and color is pure.
Description
Technical field
The present invention relates to a kind of methods of high color purity red up-conversion luminescence, belong to rear-earth-doped up-converting phosphor technology
Field.
Background technique
Rear-earth-doped up-conversion luminescent material is a kind of luminescent material in infrared ray excited lower transmitting visible light, aobvious
Show, biomedicine, the infrared capture of solar energy, infrared laser detecting and the fields such as anti-fake suffer from important application.Due to Yb3+From
Son has very high absorption efficiency to 980nm radiation, can effectively be sensitized rare earth luminescence, improves UCL efficiency.Therefore, mostly
Number research concentrates on 980nm and excites lower Yb3+It is sensitized up-conversion luminescence system.But under 980nm excitation, Yb3+It is dilute with other
The material that native ion is co-doped with usually may be implemented green and blue and shine, and lack red up-conversion luminescent material.For this purpose, people
Many effort have been done in terms of color control.Currently, having the report for realizing single red up-conversion luminescence, such as: Yb, Er are total
The upper conversion nano particle mixed, emitting red light are enhanced (Mai H X, Zhang Y W, Sun L than corresponding body phase material
D,Yan C H,J.Phys.Chem.C,2007,111,13730–13739).But the up-conversion luminescent material of nano-scale is bright
Degree is made troubles well below body phase material for application.Also studies have reported that in phonon gold can be adulterated in lower fluoride
Belong to Mn2+Ion, realize red emission enhancing or single red UCL, still, the chemical property of fluoride is not sufficiently stable, limit
Its long-time service (Tian G, Gu Z J, Zhou L J, Yin W Y, Liu X X, Yan L, Jin in the presence of a harsh environment is made
S,Ren W L,Xing G M,Li S J and Zhao Y L,Adv.Mater.,2012,24,1226–1231).Based on current
Research background, the acquisition of efficient red UCL material always is problem, and research is reported actually rare.
Summary of the invention
The present invention selects Er3+Ion is made as activator ion, at least one of Y, Gd, Lu, La, Yb, Tm, Ho and Pr
For energy medium ion, up-conversion luminescent material is obtained, is solved the problems, such as above-mentioned.
The present invention provides a kind of method of high color purity red up-conversion luminescence, the methods are as follows: by up-conversion luminescence
Material obtains high color purity emitting red light under the laser irradiation of 1300-1700nm wavelength；The up-conversion luminescent material is with Er
As activator ion, using at least one of Y, Gd, Lu, La, Yb, Tm, Ho and Pr as energy medium ion.
The present invention is preferably that the chemical representation of the up-conversion luminescent material is M:ErX,LnY；Wherein: M is matrix material
Material, at least one of Ln Y, Gd, Lu, La, Yb, Tm, Ho and Pr, x 0-0.99, y 0-0.99.
The present invention is preferably that the Ln is at least one of Yb, Tm and Ho.
The present invention is preferably that the Ln is Yb, Tm or Ho.
Host material of the present invention is not limited by type.
The invention has the following beneficial effects:
The present invention is with rare earth Er3+Ion is co-doped with other rare earth ions as sensitizer and activator, such as: Y, Gd, Lu, La,
At least one of Yb, Tm, Ho and Pr are used as energy medium ion, especially using the laser of eye-safe wavelength as excitation
Light source realizes a kind of effective high brightness red up-conversion luminescence method, and luminous efficiency is high, and color is pure.This method can be with
~1000nm near infrared emission is obtained simultaneously, can be applied to anti-fake, fluorescent marker and bio-imaging field.
Detailed description of the invention
11 width of attached drawing of the present invention,
Fig. 1 is upper conversion visible light of 1 the method for embodiment under~1500nm laser pump (ing).
Fig. 2 is visible light-near infrared light spectrum of 1 the method for embodiment under~1500nm laser pump (ing).
Fig. 3 is the CIE chromaticity coordinates map of 1 the method for embodiment emission spectrum under~1500nm laser pump (ing).
Fig. 4 be 1 the method for embodiment under~1500nm laser pump (ing) with the increase of excitation density, up-conversion luminescence
The continuously adjustable photo of color (photo parameter: Tv, 1/8000；Av,2.8；ISO 3200).
Fig. 5 is UCL brightness of 1 the method for embodiment under~1500nm laser pump (ing).
Fig. 6 is up-conversion luminescence spectrum of 2 the method for embodiment under~1500nm laser pump (ing).
Fig. 7 is visible light-near infrared light spectrum of 2 the method for embodiment under~1500nm laser pump (ing).
Fig. 8 is the CIE chromaticity coordinates map of 2 the method for embodiment emission spectrum under~1500nm laser pump (ing).
Fig. 9 be 2 the method for embodiment under~1500nm laser pump (ing) with the increase of excitation density, up-conversion luminescence
The continuously adjustable photo of color (photo parameter: Tv, 1/8000；Av,2.8；ISO 3200).
Figure 10 is UCL brightness of 2 the method for embodiment under~1500nm laser pump (ing).
Figure 11 is up-conversion luminescence spectrum of 3 the method for embodiment under~1500nm laser pump (ing).
Specific embodiment
Following non-limiting embodiments can with a person of ordinary skill in the art will more fully understand the present invention, but not with
Any mode limits the present invention.
Embodiment 1
A kind of method of high color purity red up-conversion luminescence, the method are by up-conversion luminescent material in 1500nm wave
High color purity emitting red light is obtained under the irradiation of long laser；
The chemical representation of the up-conversion luminescent material is Y2O3:0.01Er,0.08Yb；
It is obtained by Fig. 1, realizes strong emitting red light and faint green emitting under~1500nm pumping；
It is obtained by Fig. 3, the up-conversion luminescence colour stable under~1500nm difference exciting power, with the increasing of exciting power
Greatly, cie color coordinate only changes to (0.6619,0.3368) from (0.6794,0.3155), only becomes to a very small extent
Change；
It is obtained by Fig. 4, there is good excitation purity and colour stability under~1500nm laser pump (ing)；
It is obtained by Fig. 5, under the pumping of 1510nm low-power, fabulous low-power pumping characteristic is shown, in high power pump
Under, there is saturation effect.
Embodiment 2
A kind of method of high color purity red up-conversion luminescence, the method are by up-conversion luminescent material in 1500nm wave
High color purity emitting red light is obtained under the irradiation of long laser；
The chemical representation of the up-conversion luminescent material is Y2O2S:0.01Er,0.08Yb；
It is obtained by Fig. 6, realizes strong emitting red light and faint green emitting under~1500nm pumping；
It is obtained by Fig. 8, the up-conversion luminescence colour stable under~1500nm difference exciting power, with the increasing of exciting power
Greatly, cie color coordinate only changes to (0.6726,0.319) from (0.6957,0.308), only changes to a very small extent；
It is obtained by Fig. 9, there is good excitation purity and colour stability under~1500nm laser pump (ing).
It is obtained by Figure 10, under the pumping of 1510nm low-power, fabulous low-power pumping characteristic is shown, in high power pump
Under, there is saturation effect.
Embodiment 3
A kind of method of high color purity red up-conversion luminescence, the method are by up-conversion luminescent material in 1500nm wave
High color purity emitting red light is obtained under the irradiation of long laser；
The chemical representation of the up-conversion luminescent material is NaYF4:0.1Er,0.02Tm。
Embodiment 4
A kind of method of high color purity red up-conversion luminescence, the method are by up-conversion luminescent material in 1500nm wave
High color purity emitting red light is obtained under the irradiation of long laser；
The chemical representation of the up-conversion luminescent material is NaYF4:0.1Er,0.02Ho。
Embodiment 5
A kind of method of high color purity red up-conversion luminescence, the method are by up-conversion luminescent material in 1500nm wave
High color purity emitting red light is obtained under the irradiation of long laser；
The chemical representation of the up-conversion luminescent material is Y2Ti2O7:0.1Er,0.02Tm。
Embodiment 6
A kind of method of high color purity red up-conversion luminescence, the method are by up-conversion luminescent material in 1500nm wave
High color purity emitting red light is obtained under the irradiation of long laser；
The chemical representation of the up-conversion luminescent material is Y2Ti2O7:0.1Er,0.02Ho。
Claims (4)
1. a kind of method of high color purity red up-conversion luminescence, it is characterised in that: the method are as follows: by up-conversion luminescent material
Under the laser irradiation of 1300-1700nm wavelength, high color purity emitting red light is obtained；
The up-conversion luminescent material is using Er as activator ion, at least one in Y, Gd, Lu, La, Yb, Tm, Ho and Pr
Kind is used as energy medium ion.
2. according to the method described in claim 1, it is characterized by: the chemical representation of the up-conversion luminescent material is M:
ErX,LnY；
Wherein: M is host material, at least one of Ln Y, Gd, Lu, La, Yb, Tm, Ho and Pr, x 0-0.99, y 0-
0.99。
3. according to the method described in claim 2, it is characterized by: the Ln is at least one of Yb, Tm and Ho.
4. according to the method described in claim 3, it is characterized by: the Ln is Yb, Tm or Ho.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110113044A (en) * | 2019-05-22 | 2019-08-09 | 燕山大学 | A kind of upper conversion logic door construction method and system |
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2018
- 2018-09-20 CN CN201811102400.8A patent/CN109054832A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110113044A (en) * | 2019-05-22 | 2019-08-09 | 燕山大学 | A kind of upper conversion logic door construction method and system |
| CN110113044B (en) * | 2019-05-22 | 2020-11-06 | 燕山大学 | Method and system for constructing up-conversion logic gate |
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