ES2146399T3 - Oxidos de galio amorfos y cristalinos impurificados, galatos alcalinoterreos y luminoforos de germanato de zinc impurificados como materiales electroluminiscentes. - Google Patents

Oxidos de galio amorfos y cristalinos impurificados, galatos alcalinoterreos y luminoforos de germanato de zinc impurificados como materiales electroluminiscentes.

Info

Publication number
ES2146399T3
ES2146399T3 ES96920663T ES96920663T ES2146399T3 ES 2146399 T3 ES2146399 T3 ES 2146399T3 ES 96920663 T ES96920663 T ES 96920663T ES 96920663 T ES96920663 T ES 96920663T ES 2146399 T3 ES2146399 T3 ES 2146399T3
Authority
ES
Spain
Prior art keywords
sub
mol
emission
red
impurified
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES96920663T
Other languages
English (en)
Spanish (es)
Inventor
Tian Xiao
Adrian H Kitai
Guo Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GBGB9600225.8A external-priority patent/GB9600225D0/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of ES2146399T3 publication Critical patent/ES2146399T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional [2D] radiating surfaces
    • H05B33/14—Light sources with substantially two-dimensional [2D] radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/66—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing germanium, tin or lead
    • C09K11/661—Chalcogenides
    • C09K11/662—Chalcogenides with zinc or cadmium
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/66—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing germanium, tin or lead
    • C09K11/666—Aluminates; Silicates
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7701—Chalogenides
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7701—Chalogenides
    • C09K11/7703—Chalogenides with alkaline earth metals
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7729—Chalcogenides
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7729—Chalcogenides
    • C09K11/7731—Chalcogenides with alkaline earth metals
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7743—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing terbium
    • C09K11/7744—Chalcogenides
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7743—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing terbium
    • C09K11/7744—Chalcogenides
    • C09K11/7746—Chalcogenides with alkaline earth metals
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • C09K11/7768—Chalcogenides with alkaline earth metals
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7783—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/7784—Chalcogenides
    • 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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7783—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/7784—Chalcogenides
    • C09K11/7786—Chalcogenides with alkaline earth metals
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Luminescent Compositions (AREA)
  • Electroluminescent Light Sources (AREA)
ES96920663T 1995-07-05 1996-07-04 Oxidos de galio amorfos y cristalinos impurificados, galatos alcalinoterreos y luminoforos de germanato de zinc impurificados como materiales electroluminiscentes. Expired - Lifetime ES2146399T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78195P 1995-07-05 1995-07-05
GBGB9600225.8A GB9600225D0 (en) 1996-01-05 1996-01-05 Alkaline earth and cadmium gallate phosphors for electroluminescent displays

Publications (1)

Publication Number Publication Date
ES2146399T3 true ES2146399T3 (es) 2000-08-01

Family

ID=26308430

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96920663T Expired - Lifetime ES2146399T3 (es) 1995-07-05 1996-07-04 Oxidos de galio amorfos y cristalinos impurificados, galatos alcalinoterreos y luminoforos de germanato de zinc impurificados como materiales electroluminiscentes.

Country Status (9)

Country Link
US (2) US5725801A (2)
EP (1) EP0836791B1 (2)
JP (1) JP3810799B2 (2)
KR (1) KR100471904B1 (2)
AU (1) AU6184996A (2)
CA (1) CA2227461C (2)
DE (1) DE69607352T2 (2)
ES (1) ES2146399T3 (2)
WO (1) WO1997002721A1 (2)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5788882A (en) * 1996-07-03 1998-08-04 Adrian H. Kitai Doped amorphous and crystalline alkaline earth gallates as electroluminescent materials
AU6665598A (en) * 1997-02-24 1998-09-09 Superior Micropowders Llc Sulfur-containing phosphor powders, methods for making phosphor powders and devices incorporating same
US6193908B1 (en) * 1997-02-24 2001-02-27 Superior Micropowders Llc Electroluminescent phosphor powders, methods for making phosphor powders and devices incorporating same
AU6021299A (en) * 1998-08-27 2000-03-21 Superior Micropowders Llc Phosphor powders, methods for making phosphor powders and devices incorporating same
US6350335B1 (en) * 1999-02-16 2002-02-26 Lucent Technologies Inc. Microstrip phase shifters
US6403204B1 (en) 1999-02-23 2002-06-11 Guard, Inc. Oxide phosphor electroluminescent laminate
AU2132501A (en) * 1999-12-07 2001-06-18 Guard Inc. Liquid crystal display devices having an electroluminescent backlight assembly
JP2001294852A (ja) * 2000-04-14 2001-10-23 Tdk Corp 蛍光体とその製造方法、薄膜の製造装置、およびｅｌ素子
KR100348207B1 (ko) * 2000-06-21 2002-08-09 한국화학연구원 란탄갈레이트계 적색 형광체 및 그 제조방법
US6734469B2 (en) * 2000-11-17 2004-05-11 Tdk Corporation EL phosphor laminate thin film and EL device
US6793962B2 (en) * 2000-11-17 2004-09-21 Tdk Corporation EL phosphor multilayer thin film and EL device
JP3704068B2 (ja) * 2001-07-27 2005-10-05 ザ ウエステイム コーポレイション Ｅｌパネル
US6876146B2 (en) 2002-03-26 2005-04-05 Tdk Corporation Electroluminescence phosphor multilayer thin film and electroluminescence element
US6984460B2 (en) 2002-03-26 2006-01-10 Tdk Corporation Phosphor thin film, manufacturing method of the same, and electroluminescence panel
US6809471B2 (en) * 2002-06-28 2004-10-26 General Electric Company Phosphors containing oxides of alkaline-earth and Group-IIIB metals and light sources incorporating the same
TW200420740A (en) * 2003-01-30 2004-10-16 Ifire Technology Inc Controlled sulfur species deposition process
WO2004073046A2 (en) * 2003-02-14 2004-08-26 On International, Inc. Compounds and solid state apparatus having electroluminescent properties
JP2004265740A (ja) * 2003-02-28 2004-09-24 Tdk Corp Ｅｌ機能膜及びｅｌ素子
JP2006524271A (ja) * 2003-04-07 2006-10-26 マクマスター ユニバーシティ 赤色発光電界発光りん光体物質としてのユウロピウムドープガリウム−インジウム酸化物
TWI367047B (en) * 2003-06-13 2012-06-21 Panasonic Corp Luminescent device, display device, and display device control method
US20070069642A1 (en) * 2003-09-05 2007-03-29 Adrian Kitai Sphere-supported thin film phosphor electroluminescent devices
US7223441B2 (en) * 2004-03-10 2007-05-29 Pilkington North America, Inc. Method for depositing gallium oxide coatings on flat glass
US7238535B2 (en) * 2004-09-01 2007-07-03 World Properties, Inc. Test cell for evaluating phosphor
WO2007036026A1 (en) * 2005-09-27 2007-04-05 Thomas Gary E Flexible el device and methods
US20070114561A1 (en) * 2005-11-22 2007-05-24 Comanzo Holly A High efficiency phosphor for use in LEDs
WO2008039180A2 (en) * 2006-09-26 2008-04-03 Adrian Kitai Electroluminescent apparatus and display incorporating same
EP2480626A4 (en) 2009-09-21 2013-04-03 Univ Georgia NEAR-FROSTED PHOSPHERE WITH AN ALKALI GALLAT MATRIX
US8877096B2 (en) 2009-09-21 2014-11-04 University Of Georgia Research Foundation, Inc. Near infrared doped phosphors having a zinc, germanium, gallate matrix
EP2600412B1 (en) * 2010-07-29 2018-12-05 KYOCERA Corporation Photoelectric conversion device
CN108048072B (zh) * 2017-12-22 2019-11-15 广东工业大学 一种镓酸盐可逆光致变色材料及其制备方法
EP4174967A4 (en) * 2020-06-24 2023-12-20 Panasonic Intellectual Property Management Co., Ltd. Light emitting device and electronic apparatus using same
CN112266232A (zh) * 2020-08-03 2021-01-26 杭州电子科技大学 一种适用于5g毫米波通讯应用的低介微波介质陶瓷材料及其制备方法
CN111849470B (zh) * 2020-08-11 2023-01-31 兰州大学 一种黄色长余辉发光材料及其制备方法
JP7491811B2 (ja) * 2020-10-28 2024-05-28 株式会社日立ハイテク 蛍光体、それを用いた光源、生化学分析装置、及び蛍光体の製造方法
CN115417444B (zh) * 2022-09-22 2024-05-17 五邑大学 一种蓝光激发的红色氧化物荧光粉及其制备方法和应用
CN115873595A (zh) * 2022-12-12 2023-03-31 华南理工大学 一种可调控红光与近红外稀土发光材料及制备方法和红外led装置
CN116376546B (zh) * 2023-03-15 2024-07-05 有研稀土新材料股份有限公司 一种近红外荧光粉及包含该荧光粉的光学装置
CN119639454B (zh) * 2024-12-05 2025-11-18 广州大学 一种稀土元素和钛元素共掺杂的氧化镓荧光粉及其制法和应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457054A (en) * 1941-12-31 1948-12-21 Rca Corp Luminescent materials for electric discharge devices
JPS4843034A (2) * 1971-09-29 1973-06-22
NL160869C (nl) * 1972-11-03 Philips Nv Luminescerend scherm, alsmede ontladingslamp en katho- de straalbuis, voorzien van een dergelijk scherm.
US4524300A (en) * 1983-05-13 1985-06-18 U.S. Philips Corporation Luminescent screen and lamp containing the same
SU1579925A1 (ru) * 1987-10-19 1990-07-23 Предприятие П/Я А-3917 Люминесцентный материал белого цвета свечени
SU1579926A1 (ru) * 1987-10-19 1990-07-23 Предприятие П/Я А-3917 Люминесцентный материал белого цвета свечени
JPH04293990A (ja) * 1990-12-10 1992-10-19 Gte Prod Corp マンガン活性化珪ゲルマニウム酸亜鉛蛍光体並びにその製造方法

Also Published As

Publication number Publication date
CA2227461A1 (en) 1997-01-23
EP0836791A1 (en) 1998-04-22
KR19990028715A (ko) 1999-04-15
EP0836791B1 (en) 2000-03-22
KR100471904B1 (ko) 2005-09-30
JP3810799B2 (ja) 2006-08-16
US5897812A (en) 1999-04-27
WO1997002721A1 (en) 1997-01-23
DE69607352D1 (de) 2000-04-27
DE69607352T2 (de) 2000-12-14
AU6184996A (en) 1997-02-05
CA2227461C (en) 2006-03-28
JPH11508628A (ja) 1999-07-27
US5725801A (en) 1998-03-10

Similar Documents

Publication Publication Date Title
ES2146399T3 (es) Oxidos de galio amorfos y cristalinos impurificados, galatos alcalinoterreos y luminoforos de germanato de zinc impurificados como materiales electroluminiscentes.
EP0877070B1 (en) Photostimulable phosphor
EP0622440B1 (en) Phosphorescent phosphor
KR100304167B1 (ko) 장잔광성 발광재료 및 그 제조방법
Benalloul et al. IIA‐III2‐S4 ternary compounds: New host matrices for full color thin film electroluminescence displays
KR960010823A (ko) 형광체 및 형광표시장치
Tanaka Color electroluminescence in alkaline-earth sulfide thin-films
AU563756B2 (en) Discharge lamp
CN107418571B (zh) 一种Mn2+掺杂的黄色长余辉发光材料及其制备方法
KR101100467B1 (ko) 인광 효과를 가진 발광 변환 ｌｅｄ 및 상기 ｌｅｄ의 사용 방법
JPH11255536A (ja) 残光性を有するガラス
JP3257947B2 (ja) 蓄光性蛍光体
KR100329385B1 (ko) 고휘도장잔관성축광재료및그제조방법
US20070096635A1 (en) Long-Afterglow Electroluminescent Lamp
JPS57207678A (en) Fluorescent lamp
JP2003197979A (ja) 発光素子
CN103131415B (zh) 一种黄色长余辉发光材料及其制备方法
Rambabu et al. Fluorescence spectra of (GD, Y) OCl: Eu (3+) powder phosphors
JP3847663B2 (ja) 感圧シート
JP2000345152A (ja) 黄色発光残光性フォトルミネッセンス蛍光体
JP3889317B2 (ja) 発光ボール
JPS5835587A (ja) 薄膜ｅｌ素子
EP1229098A3 (en) Phosphor
JPH09146482A (ja) 標識案内板
JPS6329489A (ja) 薄膜ｅｌ素子

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 836791

Country of ref document: ES