DE69017377D1 - Röntgenstrahl-Verstärkerschirm und Leuchtstoffzusammensetzung. - Google Patents

Röntgenstrahl-Verstärkerschirm und Leuchtstoffzusammensetzung.

Info

Publication number
DE69017377D1
DE69017377D1 DE69017377T DE69017377T DE69017377D1 DE 69017377 D1 DE69017377 D1 DE 69017377D1 DE 69017377 T DE69017377 T DE 69017377T DE 69017377 T DE69017377 T DE 69017377T DE 69017377 D1 DE69017377 D1 DE 69017377D1
Authority
DE
Germany
Prior art keywords
phosphor composition
intensifying screen
ray intensifying
ray
phosphor
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 - Fee Related
Application number
DE69017377T
Other languages
English (en)
Other versions
DE69017377T2 (de
Inventor
Philip Steven Bryan
Patrick Maddock Lambert
Christine May Towers
Gregory Scott Jarrold
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE69017377D1 publication Critical patent/DE69017377D1/de
Publication of DE69017377T2 publication Critical patent/DE69017377T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • C09K11/67—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing refractory metals
    • C09K11/671—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, 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
    • C09K11/7756—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing neodynium
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
    • G21K2004/06—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens with a phosphor layer
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
    • G21K2004/12—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens with a support

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Luminescent Compositions (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
DE69017377T 1989-11-16 1990-11-13 Röntgenstrahl-Verstärkerschirm und Leuchtstoffzusammensetzung. Expired - Fee Related DE69017377T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/437,417 US4980560A (en) 1989-11-16 1989-11-16 X-ray intensifying screen including a titanium activated hafnium dioxide phosphor containing scandium

Publications (2)

Publication Number Publication Date
DE69017377D1 true DE69017377D1 (de) 1995-04-06
DE69017377T2 DE69017377T2 (de) 1995-10-19

Family

ID=23736354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017377T Expired - Fee Related DE69017377T2 (de) 1989-11-16 1990-11-13 Röntgenstrahl-Verstärkerschirm und Leuchtstoffzusammensetzung.

Country Status (5)

Country Link
US (1) US4980560A (de)
EP (1) EP0431354B1 (de)
JP (1) JPH03177490A (de)
CA (1) CA2026479A1 (de)
DE (1) DE69017377T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983847A (en) * 1989-11-16 1991-01-08 Eastman Kodak Company X-ray intensifying screen including a titanium activated hafnium dioxide phosphor containing indium
US5095218A (en) * 1990-07-20 1992-03-10 Eastman Kodak Company X-ray intensifying screen with enhanced emission
US7476925B2 (en) 2001-08-30 2009-01-13 Micron Technology, Inc. Atomic layer deposition of metal oxide and/or low asymmetrical tunnel barrier interploy insulators
US7589029B2 (en) 2002-05-02 2009-09-15 Micron Technology, Inc. Atomic layer deposition and conversion
US7192892B2 (en) 2003-03-04 2007-03-20 Micron Technology, Inc. Atomic layer deposited dielectric layers
US7687409B2 (en) 2005-03-29 2010-03-30 Micron Technology, Inc. Atomic layer deposited titanium silicon oxide films
US7572695B2 (en) 2005-05-27 2009-08-11 Micron Technology, Inc. Hafnium titanium oxide films
US7927948B2 (en) 2005-07-20 2011-04-19 Micron Technology, Inc. Devices with nanocrystals and methods of formation
US7290907B2 (en) * 2006-02-24 2007-11-06 Honda Motor Co., Ltd Vehicle headlamp with daytime running light
WO2010078224A2 (en) 2008-12-30 2010-07-08 Saint-Gobain Ceramics & Plastics, Inc. Ceramic scintillator body and scintillation device
US8872119B2 (en) 2008-12-30 2014-10-28 Saint-Gobain Ceramics & Plastics, Inc. Ceramic scintillator body and scintillation device
CN102265183A (zh) 2008-12-30 2011-11-30 圣戈本陶瓷及塑料股份有限公司 闪烁装置以及用于生产陶瓷闪烁体本体的方法
WO2010078223A2 (en) 2008-12-30 2010-07-08 Saint-Gobain Ceramics & Plastics, Inc. Ceramic scintillator body and scintillation device

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2314699A (en) * 1941-02-01 1943-03-23 Rca Corp Luminescent material
US2402760A (en) * 1942-06-27 1946-06-25 Rca Corp Luminescent material
US2542336A (en) * 1945-05-01 1951-02-20 Gen Electric Titanium activated magnesium orthostannate
US3640887A (en) * 1970-04-06 1972-02-08 Gen Electric Transparent zirconia- hafnia- and thoria-rare earth ceramics
US4006097A (en) * 1974-09-24 1977-02-01 Gte Sylvania Incorporated Yb activated hafnium oxide phosphor and methods of making
US3905912A (en) * 1974-09-25 1975-09-16 Gte Sylvania Inc Rare earth activated hafnium phosphate luminescent materials
US3974389A (en) * 1974-11-20 1976-08-10 Gte Sylvania Incorporated Terbium-activated rare earth oxysulfide X-ray phosphors
US4014812A (en) * 1975-09-25 1977-03-29 Gte Sylvania Incorporated Method of preparing rare earth pyrohafnate phosphors
US4112194A (en) * 1976-11-08 1978-09-05 Gte Sylvania Incorporated Hexagonal hafnium, zirconium phosphate luminescent material, method of preparation, and x-ray intensifying screen containing the same
JPS5358491A (en) * 1976-11-08 1978-05-26 Dainippon Toryo Co Ltd Fluorescent substance
US4070583A (en) * 1976-12-13 1978-01-24 General Electric Company Rare earth oxyhalide phosphors coactivated with terbium, thulium
US4068128A (en) * 1976-12-30 1978-01-10 Gte Sylvania Incorporated (Hf1-x Zrx)3 P2 O11 luminescent material, method of preparation and X-ray intensifying screen containing same
US4153469A (en) * 1977-03-29 1979-05-08 Alexandrov Vladimir I Monocrystals based on stabilized zirconium or hafnium dioxide and method of production thereof
US4295989A (en) * 1980-06-23 1981-10-20 The United States Of America As Represented By The Secretary Of The Navy Luminescent hafnia composition
US4396863A (en) * 1980-08-21 1983-08-02 Thorn Emi Limited Synthetic willemite phosphors and fluorescent lamp containing the same
US4988880A (en) * 1989-02-03 1991-01-29 Eastman Kodak Company X-ray intensifying screen containing hafnia phosphor
US4988881A (en) * 1989-02-03 1991-01-29 Eastman Kodak Company Tin-activated lithium hafnate phosphor composition and X-ray intensifying screen
CA2008541A1 (en) * 1989-02-03 1990-08-03 Philip Steven Bryan X-ray intensifying screen and phosphor composition
US4967085A (en) * 1989-02-03 1990-10-30 Eastman Kodak Company X-ray intensifying screen including a titanium activated hafnium dioxide phosphor containing neodymium to reduce afterglow
US4983847A (en) * 1989-11-16 1991-01-08 Eastman Kodak Company X-ray intensifying screen including a titanium activated hafnium dioxide phosphor containing indium
JPH0822263A (ja) * 1994-07-08 1996-01-23 Toshiba Ave Corp Ｌｅｄ点灯回路

Also Published As

Publication number Publication date
EP0431354A3 (en) 1992-02-26
EP0431354B1 (de) 1995-03-01
EP0431354A2 (de) 1991-06-12
DE69017377T2 (de) 1995-10-19
CA2026479A1 (en) 1991-05-17
JPH03177490A (ja) 1991-08-01
US4980560A (en) 1990-12-25

Similar Documents

Publication Publication Date Title
DE69010225D1 (de) Röntgenstrahlenverstärkerschirm sowie Leuchtstoffzusammensetzung.
DE69012070D1 (de) Röntgenstrahl-Verstärkerschirm und Leuchtstoffzusammensetzung.
DE69005836T2 (de) Röntgenstrahlenverstärkungsschirm.
EP0263467A3 (en) Phosphor materials for radiation intensifying screens and radiation intensifying screens containing the phosphor materials
DE69323803D1 (de) Radiographischen Verstärkungsschirm
DE69312212T2 (de) Verbesserter Röntgenstrahlenverstärkungsschirm
DE3064968D1 (en) Green-emitting x-ray intensifying screens
DE69017377T2 (de) Röntgenstrahl-Verstärkerschirm und Leuchtstoffzusammensetzung.
DE69108859D1 (de) Röntgenstrahlverstärkungsschirm mit gemischten Phosphoren und verbesserter Auflösung.
DE69010223D1 (de) Röntgenstrahlen-Verstärkerschirm.
DE69007263T2 (de) Phosphor für Röntgenstrahlenverstärkungsschirm und Röntgenstrahlenverstärkungsschirm.
DE69005838D1 (de) Röntgenstrahlenverstärkerschirm sowie Leuchtstoffzusammensetzung.
DE69105653T2 (de) Phosphorzusammensetzung und im spektralen Gebiet von Silberhalogenidempfindlichkeit hauptfähig emittierender Röntgenverstärkerschirm.
DE58907799D1 (de) Röntgenbildverstärker.
EP0299409A3 (en) Radiographic intensifying screen
EP0240272A3 (en) X-ray intensifying screen
DE68913253T2 (de) Magnesium-Tantal-Oxid-Röntgenstrahlen-Intensivierungsschirm.
EP0460562A3 (en) Calcium tungstate phosphor and radiographic intensifying screen using the same
DE69015436T2 (de) Röntgenbildverstärker.
DE69405640T2 (de) Hafniumstannat-Leuchtstoff-Zusammensetzung sowie Röntgenstrahl-Verstärkerschirm
SG181494G (en) X-ray intensifying screen and phosphor composition
SG38894G (en) X-ray intensifying screen
DE69204964T2 (de) Röntgenstrahlverstärkungsschirme mit gemischten Morphologie-Phosphoren.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee