DE69800246D1 - Röntgenstrahl-Verstärkungsschirm basierend auf Barium-Hafnium-Zirkoniumphosphat - Google Patents

Röntgenstrahl-Verstärkungsschirm basierend auf Barium-Hafnium-Zirkoniumphosphat

Info

Publication number
DE69800246D1
DE69800246D1 DE69800246T DE69800246T DE69800246D1 DE 69800246 D1 DE69800246 D1 DE 69800246D1 DE 69800246 T DE69800246 T DE 69800246T DE 69800246 T DE69800246 T DE 69800246T DE 69800246 D1 DE69800246 D1 DE 69800246D1
Authority
DE
Germany
Prior art keywords
hafnium
barium
screen based
zirconium phosphate
intensifying screen
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
DE69800246T
Other languages
English (en)
Other versions
DE69800246T2 (de
Inventor
Carmine Torardi
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.)
Agfa Gevaert NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Publication of DE69800246D1 publication Critical patent/DE69800246D1/de
Application granted granted Critical
Publication of DE69800246T2 publication Critical patent/DE69800246T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/58—Photometry, e.g. photographic exposure meter using luminescence generated by light
    • 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
    • C09K11/673—Chalcogenides with alkaline earth metals
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/16—X-ray, infrared, or ultraviolet ray processes
    • G03C5/17—X-ray, infrared, or ultraviolet ray processes using screens to intensify X-ray images
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/167—X-ray
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/167—X-ray
    • Y10S430/168—X-ray exposure process
DE69800246T 1997-02-25 1998-02-21 Röntgenstrahl-Verstärkungsschirm basierend auf Barium-Hafnium-Zirkoniumphosphat Expired - Fee Related DE69800246T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/810,113 US5746943A (en) 1997-02-25 1997-02-25 X-ray intensifying screen based on barium hafnium zirconium phosphate

Publications (2)

Publication Number Publication Date
DE69800246D1 true DE69800246D1 (de) 2000-09-14
DE69800246T2 DE69800246T2 (de) 2001-03-01

Family

ID=25203033

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69800246T Expired - Fee Related DE69800246T2 (de) 1997-02-25 1998-02-21 Röntgenstrahl-Verstärkungsschirm basierend auf Barium-Hafnium-Zirkoniumphosphat

Country Status (4)

Country Link
US (1) US5746943A (de)
EP (1) EP0860492B1 (de)
JP (1) JPH10246798A (de)
DE (1) DE69800246T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002059905A2 (de) 2001-01-26 2002-08-01 Carl Zeiss Smt Ag Schmalbandiger spektralfilter und seine verwendung
US7147982B2 (en) * 2003-11-12 2006-12-12 Eastman Kodak Company Ultrahigh speed imaging assembly for radiography
US6989223B2 (en) * 2003-11-12 2006-01-24 Eastman Kodak Company High-speed radiographic film
US6967071B2 (en) * 2003-11-12 2005-11-22 Eastman Kodak Company High speed radiographic imaging assembly
US7005226B2 (en) * 2003-11-12 2006-02-28 Eastman Kodak Company High speed imaging assembly for radiography
DE102008017039A1 (de) * 2007-04-05 2008-10-09 Koito Manufacturing Co., Ltd. Leuchtstoff
CN105505390B (zh) * 2015-12-01 2017-06-13 渤海大学 一种蓝色磷酸盐荧光材料及其制备方法和应用

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1192175A (en) * 1966-08-18 1970-05-20 Thorn Lighting Ltd Luminescent Materials
US4014813A (en) * 1974-02-04 1977-03-29 Rca Corporation Hafnium pyrophosphate phosphors and methods of preparation
US3905911A (en) * 1974-09-25 1975-09-16 Gte Sylvania Inc Copper activated hafnium phosphate phosphors and method of making
US3941715A (en) * 1975-03-24 1976-03-02 Rca Corporation Substituted zirconium pyrophosphate phosphors
CA1079518A (en) * 1976-11-08 1980-06-17 Charles F. Chenot Single crystalline essentially cubic hafnium, zirconium pyrophosphate luminescent material having improved brightness
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
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
IT1191613B (it) * 1985-05-15 1988-03-23 Eniricerche Spa Fosfato di zirconio e suo metodo di preparazione
US4994205A (en) * 1989-02-03 1991-02-19 Eastman Kodak Company Composition containing a hafnia phosphor of enhanced luminescence
US5221846A (en) * 1991-11-27 1993-06-22 E. I. Du Pont De Nemours And Company Radiographic system with improved image quality
EP0574059B1 (de) * 1992-06-10 1995-11-02 Agfa-Gevaert N.V. Photostimulierbarer Speicherleuchtstoff und dessen Verwendung in der Radiographie
US5367172A (en) * 1993-06-01 1994-11-22 E. I. Du Pont De Nemours And Company Radiological system employing phosphors of different densities

Also Published As

Publication number Publication date
US5746943A (en) 1998-05-05
JPH10246798A (ja) 1998-09-14
EP0860492B1 (de) 2000-08-09
EP0860492A1 (de) 1998-08-26
DE69800246T2 (de) 2001-03-01

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Legal Events

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