TW200827430A - Warm white light emission diode and its orange yellowish fluorescence powder - Google Patents
Warm white light emission diode and its orange yellowish fluorescence powder Download PDFInfo
- Publication number
- TW200827430A TW200827430A TW095149453A TW95149453A TW200827430A TW 200827430 A TW200827430 A TW 200827430A TW 095149453 A TW095149453 A TW 095149453A TW 95149453 A TW95149453 A TW 95149453A TW 200827430 A TW200827430 A TW 200827430A
- Authority
- TW
- Taiwan
- Prior art keywords
- radiation
- powder
- orange
- white light
- patent application
- Prior art date
Links
- 239000000843 powder Substances 0.000 title claims abstract description 113
- 230000005855 radiation Effects 0.000 claims abstract description 61
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 238000001228 spectrum Methods 0.000 claims abstract description 17
- 239000002223 garnet Substances 0.000 claims abstract description 13
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 12
- 229910052691 Erbium Inorganic materials 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 70
- 150000002500 ions Chemical class 0.000 claims description 30
- 239000011159 matrix material Substances 0.000 claims description 22
- 239000004065 semiconductor Substances 0.000 claims description 19
- 230000003595 spectral effect Effects 0.000 claims description 11
- 239000012190 activator Substances 0.000 claims description 10
- 230000005284 excitation Effects 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 9
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- 229910052727 yttrium Inorganic materials 0.000 claims description 4
- 150000001768 cations Chemical class 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 1
- 239000003906 humectant Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 9
- 229910052692 Dysprosium Inorganic materials 0.000 abstract description 3
- 229910052777 Praseodymium Inorganic materials 0.000 abstract description 3
- 229910002601 GaN Inorganic materials 0.000 abstract description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052772 Samarium Inorganic materials 0.000 abstract description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 229910052693 Europium Inorganic materials 0.000 abstract 1
- 229910052738 indium Inorganic materials 0.000 abstract 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 abstract 1
- -1 cerium ion Chemical class 0.000 description 7
- 230000007547 defect Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000004020 luminiscence type Methods 0.000 description 4
- 229910052769 Ytterbium Inorganic materials 0.000 description 3
- 229910019990 cerium-doped yttrium aluminum garnet Inorganic materials 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052688 Gadolinium Inorganic materials 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 210000004508 polar body Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 229910019655 synthetic inorganic crystalline material Inorganic materials 0.000 description 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
- 101100004392 Arabidopsis thaliana BHLH147 gene Proteins 0.000 description 1
- 241000254158 Lampyridae Species 0.000 description 1
- 241001085205 Prenanthella exigua Species 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005090 crystal field Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000695 excitation spectrum Methods 0.000 description 1
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010532 solid phase synthesis reaction Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229910001427 strontium ion Inorganic materials 0.000 description 1
- PWYYWQHXAPXYMF-UHFFFAOYSA-N strontium(2+) Chemical compound [Sr+2] PWYYWQHXAPXYMF-UHFFFAOYSA-N 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 235000013618 yogurt Nutrition 0.000 description 1
- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 1
Classifications
-
- 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
- C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
- C09K11/7792—Aluminates
-
- 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
- C09K11/7774—Aluminates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
- H10H20/8512—Wavelength conversion materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW095149453A TW200827430A (en) | 2006-12-28 | 2006-12-28 | Warm white light emission diode and its orange yellowish fluorescence powder |
| US12/005,425 US20080290355A1 (en) | 2006-12-28 | 2007-12-27 | Warm white LED and its phosphor that provides orange-yellow radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW095149453A TW200827430A (en) | 2006-12-28 | 2006-12-28 | Warm white light emission diode and its orange yellowish fluorescence powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200827430A true TW200827430A (en) | 2008-07-01 |
| TWI353377B TWI353377B (enExample) | 2011-12-01 |
Family
ID=40071569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW095149453A TW200827430A (en) | 2006-12-28 | 2006-12-28 | Warm white light emission diode and its orange yellowish fluorescence powder |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20080290355A1 (enExample) |
| TW (1) | TW200827430A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348719B (zh) * | 2008-09-10 | 2012-11-21 | 罗维鸿 | 暖白光发光二极管及其卤化物荧光粉 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI389343B (zh) * | 2008-08-22 | 2013-03-11 | Warm white light emitting diodes and their halide fluorescent powder | |
| CN102473803B (zh) | 2009-07-28 | 2014-09-10 | A·V·维什尼科夫 | 用于固体白光源的无机发光材料 |
| WO2011084478A1 (en) * | 2009-12-15 | 2011-07-14 | Lehigh University | Nitride based devices including a symmetrical quantum well active layer having a central low bandgap delta-layer |
| CN102391872B (zh) * | 2011-12-07 | 2012-12-12 | 苏州科技学院 | 一种掺Er的GaN荧光粉及其制备方法 |
| US9938460B2 (en) | 2012-04-02 | 2018-04-10 | National Taiwan University | Phosphor, light emitting apparatus and method of forming phosphor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6608332B2 (en) * | 1996-07-29 | 2003-08-19 | Nichia Kagaku Kogyo Kabushiki Kaisha | Light emitting device and display |
| KR100683364B1 (ko) * | 1999-09-27 | 2007-02-15 | 필립스 루미리즈 라이팅 캄파니 엘엘씨 | 완전한 형광 물질 변환에 의해 백색광을 생성하는 발광다이오드 소자 |
| TWI287569B (en) * | 2001-06-27 | 2007-10-01 | Nantex Industry Co Ltd | Yttrium aluminium garnet fluorescent powder comprising at least two optical active center, its preparation and uses |
-
2006
- 2006-12-28 TW TW095149453A patent/TW200827430A/zh not_active IP Right Cessation
-
2007
- 2007-12-27 US US12/005,425 patent/US20080290355A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348719B (zh) * | 2008-09-10 | 2012-11-21 | 罗维鸿 | 暖白光发光二极管及其卤化物荧光粉 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20080290355A1 (en) | 2008-11-27 |
| TWI353377B (enExample) | 2011-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |