IT1170265B - Fosfori termoluminescenti di ossialogenuri di terre rare coattivate e convertitori di immagini a raggi x utilizzanti detti fosfori - Google Patents

Fosfori termoluminescenti di ossialogenuri di terre rare coattivate e convertitori di immagini a raggi x utilizzanti detti fosfori

Info

Publication number
IT1170265B
IT1170265B IT24212/83A IT2421283A IT1170265B IT 1170265 B IT1170265 B IT 1170265B IT 24212/83 A IT24212/83 A IT 24212/83A IT 2421283 A IT2421283 A IT 2421283A IT 1170265 B IT1170265 B IT 1170265B
Authority
IT
Italy
Prior art keywords
phosphors
oxylengenes
coactivated
ray image
thermoluminescent
Prior art date
Application number
IT24212/83A
Other languages
English (en)
Other versions
IT8324212A0 (it
Inventor
Jacob George Rabatin
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8324212A0 publication Critical patent/IT8324212A0/it
Application granted granted Critical
Publication of IT1170265B publication Critical patent/IT1170265B/it

Links

Classifications

    • 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
    • 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
    • C09K11/777—Oxyhalogenides
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/10—Luminescent dosimeters
    • G01T1/11—Thermo-luminescent dosimeters
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Inorganic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Luminescent Compositions (AREA)
  • Radiography Using Non-Light Waves (AREA)
IT24212/83A 1982-12-20 1983-12-16 Fosfori termoluminescenti di ossialogenuri di terre rare coattivate e convertitori di immagini a raggi x utilizzanti detti fosfori IT1170265B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/450,875 US4481416A (en) 1982-12-20 1982-12-20 Thermoluminescent coactivated rare earth oxyhalide phosphors and x-ray image converters utilizing said phosphors

Publications (2)

Publication Number Publication Date
IT8324212A0 IT8324212A0 (it) 1983-12-16
IT1170265B true IT1170265B (it) 1987-06-03

Family

ID=23789869

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24212/83A IT1170265B (it) 1982-12-20 1983-12-16 Fosfori termoluminescenti di ossialogenuri di terre rare coattivate e convertitori di immagini a raggi x utilizzanti detti fosfori

Country Status (9)

Country Link
US (1) US4481416A (it)
JP (1) JPS59133286A (it)
BE (1) BE898496A (it)
CA (1) CA1197980A (it)
DE (1) DE3344916A1 (it)
FR (1) FR2538205B1 (it)
GB (1) GB2132219B (it)
IT (1) IT1170265B (it)
NL (1) NL8304367A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3332648A1 (de) * 1983-09-09 1985-03-28 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung mit einem roentgenkonverter
CA1253264A (en) * 1986-02-10 1989-04-25 George W. Luckey High efficiency fluorescent screen pair for use in low energy x radiation imaging
US4891527A (en) * 1988-08-09 1990-01-02 General Electric Company Spherical phosphor aggregates, their preparation and use in X-ray screens
WO1995026513A1 (en) * 1994-03-28 1995-10-05 Keithley Instruments Inc. Radiation dose mapping systems and methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3607770A (en) * 1968-10-23 1971-09-21 Gen Electric Gaseous reaction process for the production of rare earth oxyhalide and oxide luminescent materials
BE792387A (nl) * 1971-12-31 1973-06-07 Agfa Gevaert Nv Versterkingsschermen voor rontgenfotografie
BE843231A (fr) * 1975-06-25 1976-12-21 Composition phosphorescente et son procede d'obtention
JPS5919159B2 (ja) * 1975-11-14 1984-05-02 株式会社東芝 Ｘ センケイコウヒヨウジバン
US4068129A (en) * 1976-12-13 1978-01-10 General Electric Company Bismuth activated rare earth oxybromide phosphors and X-ray image converters utilizing said phosphors
US4346295A (en) * 1978-12-26 1982-08-24 Fuji Photo Film Co., Ltd. Radiation image read out device
FR2461279B1 (fr) * 1979-07-11 1987-01-02 Fuji Photo Film Co Ltd Procede de traitement d'une image radiographique
DE3242399A1 (de) * 1982-11-16 1984-05-17 Siemens AG, 1000 Berlin und 8000 München Roentgenbildkonverter
US4488983A (en) * 1983-04-22 1984-12-18 E. I. Du Pont De Nemours And Company Preparation of lanthanum bismuth oxychloride phosphors

Also Published As

Publication number Publication date
FR2538205A1 (fr) 1984-06-22
DE3344916A1 (de) 1984-06-20
GB8332588D0 (en) 1984-01-11
JPS59133286A (ja) 1984-07-31
IT8324212A0 (it) 1983-12-16
GB2132219B (en) 1986-06-18
FR2538205B1 (fr) 1992-01-24
GB2132219A (en) 1984-07-04
CA1197980A (en) 1985-12-17
US4481416A (en) 1984-11-06
BE898496A (fr) 1984-06-19
NL8304367A (nl) 1984-07-16

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