CA1165558A - Rare earth oxyhalide phosphor and x-ray image converters utilizing same - Google Patents

Rare earth oxyhalide phosphor and x-ray image converters utilizing same

Info

Publication number
CA1165558A
CA1165558A CA000391137A CA391137A CA1165558A CA 1165558 A CA1165558 A CA 1165558A CA 000391137 A CA000391137 A CA 000391137A CA 391137 A CA391137 A CA 391137A CA 1165558 A CA1165558 A CA 1165558A
Authority
CA
Canada
Prior art keywords
phosphor
halide
oxyhalide
improved
mixture
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
Application number
CA000391137A
Other languages
English (en)
French (fr)
Inventor
Marjorie J. Brines
Jacob G. Rabatin
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1165558A publication Critical patent/CA1165558A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF 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 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
    • C09K11/7769—Oxides
    • C09K11/777—Oxyhalogenides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Luminescent Compositions (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
CA000391137A 1980-12-19 1981-11-27 Rare earth oxyhalide phosphor and x-ray image converters utilizing same Expired CA1165558A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US218,199 1980-12-19
US06/218,199 US4315979A (en) 1980-12-19 1980-12-19 Rare earth oxyhalide phosphor and x-ray image converters utilizing same

Publications (1)

Publication Number Publication Date
CA1165558A true CA1165558A (en) 1984-04-17

Family

ID=22814140

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000391137A Expired CA1165558A (en) 1980-12-19 1981-11-27 Rare earth oxyhalide phosphor and x-ray image converters utilizing same

Country Status (9)

Country Link
US (1) US4315979A (enExample)
JP (1) JPS6019947B2 (enExample)
BE (1) BE891412A (enExample)
CA (1) CA1165558A (enExample)
DE (2) DE3153392C2 (enExample)
FR (1) FR2496684B1 (enExample)
GB (1) GB2089829B (enExample)
IT (1) IT1139852B (enExample)
NL (1) NL8105205A (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119396B (en) * 1982-04-26 1985-11-20 Gen Electric Multi-layer x-ray screens
US4571305A (en) * 1983-04-08 1986-02-18 General Electric Company Process for the preparation of rare earth oxyhalide phosphor
US4578211A (en) * 1983-04-08 1986-03-25 General Electric Company Process for the preparation of rare earth oxyhalide phosphor
US4498008A (en) * 1983-04-08 1985-02-05 General Electric Company X-ray image converter devices utilizing rare earth oxyhalide phosphors
US4532070A (en) * 1983-04-08 1985-07-30 General Electric Company Process for the preparation of rare earth oxyhalide phosphor
US4540599A (en) * 1983-04-08 1985-09-10 General Electric Company X-Ray image converter devices utilizing rare earth oxyhalide phosphors
US4603259A (en) * 1983-04-08 1986-07-29 General Electric Company X-ray image converter devices using rare earth oxyhalide phosphors
US4488983A (en) * 1983-04-22 1984-12-18 E. I. Du Pont De Nemours And Company Preparation of lanthanum bismuth oxychloride phosphors
DD261169A1 (de) * 1986-09-30 1988-10-19 Univ Ernst Moritz Arndt Kristalliner seltenerdaktiver lanthanoxidhalogenidleuchtstoff
US4891527A (en) * 1988-08-09 1990-01-02 General Electric Company Spherical phosphor aggregates, their preparation and use in X-ray screens
CN1035531C (zh) * 1994-06-03 1997-07-30 中国科学院上海光学精密机械研究所 用于辐射计量的光释光元件及其制备方法和应用
JP6195117B2 (ja) * 2013-12-03 2017-09-13 パナソニックＩｐマネジメント株式会社 酸塩化物蛍光体、発光装置、照明装置、及び車両

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1952812U (de) 1966-10-14 1967-01-05 Verwaltungsgesellschaft Moelle Montagevorrichtung fuer schwere kuppelspindeln von walzwerken.
US3617743A (en) * 1968-10-23 1971-11-02 Gen Electric X-ray image convertors utilizing lanthanum and gadolinium oxyhalide luminescent materials activated with terbium
US3591516A (en) * 1968-10-23 1971-07-06 Gen Electric Fused salt process for producing rare earth oxyhalide and oxide luminescent materials
US3795814A (en) * 1972-08-16 1974-03-05 Gen Electric X-ray image converters utilizing lanthanum and gadolinium oxyhalide luminous materials activated with thulium
NL7402998A (nl) * 1974-03-06 1975-09-09 Philips Nv Kathodestraal-geheugenbuis.
DE2461260C3 (de) * 1974-12-23 1986-07-10 Siemens AG, 1000 Berlin und 8000 München Leuchtstoff
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
US4080306A (en) * 1976-05-05 1978-03-21 E. I. Du Pont De Nemours And Company Preparation of BaFCl:Eu phosphors
US4316092A (en) * 1976-12-13 1982-02-16 General Electric Company X-Ray image converters utilizing rare earth admixtures
GB1595931A (en) * 1976-12-13 1981-08-19 Gen Electric X-ray image converters and phosphors
US4070583A (en) * 1976-12-13 1978-01-24 General Electric Company Rare earth oxyhalide phosphors coactivated with terbium, thulium
US4195228A (en) * 1978-05-19 1980-03-25 General Electric Company Color contrast radiographic device
US4208470A (en) * 1978-11-03 1980-06-17 General Electric Company X-ray intensifying screen

Also Published As

Publication number Publication date
DE3153392C2 (enExample) 1991-09-26
DE3149337A1 (de) 1982-06-24
IT1139852B (it) 1986-09-24
JPS57151682A (en) 1982-09-18
NL8105205A (nl) 1982-07-16
IT8125297A0 (it) 1981-11-26
GB2089829B (en) 1984-08-22
DE3149337C2 (enExample) 1990-02-15
US4315979A (en) 1982-02-16
FR2496684A1 (fr) 1982-06-25
FR2496684B1 (fr) 1985-10-04
BE891412A (fr) 1982-06-09
JPS6019947B2 (ja) 1985-05-18
GB2089829A (en) 1982-06-30

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