DE2408835C2 - Leuchtschirm einer Kathodenstrahlröhre - Google Patents

Leuchtschirm einer Kathodenstrahlröhre

Info

Publication number
DE2408835C2
DE2408835C2 DE2408835A DE2408835A DE2408835C2 DE 2408835 C2 DE2408835 C2 DE 2408835C2 DE 2408835 A DE2408835 A DE 2408835A DE 2408835 A DE2408835 A DE 2408835A DE 2408835 C2 DE2408835 C2 DE 2408835C2
Authority
DE
Germany
Prior art keywords
terbium
samarium
emission
cathode ray
oxysulfide
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
DE2408835A
Other languages
German (de)
English (en)
Other versions
DE2408835A1 (de
Inventor
Roelof Egbert Eindhoven Schuil
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE2408835A1 publication Critical patent/DE2408835A1/de
Application granted granted Critical
Publication of DE2408835C2 publication Critical patent/DE2408835C2/de
Expired 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 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
    • C09K11/7771—Oxysulfides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
DE2408835A 1973-03-08 1974-02-23 Leuchtschirm einer Kathodenstrahlröhre Expired DE2408835C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7303250,A NL174003C (nl) 1973-03-08 1973-03-08 Kathodestraalbuis voor monochrome weergave van beelden.

Publications (2)

Publication Number Publication Date
DE2408835A1 DE2408835A1 (de) 1974-09-19
DE2408835C2 true DE2408835C2 (de) 1984-03-15

Family

ID=19818396

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2408835A Expired DE2408835C2 (de) 1973-03-08 1974-02-23 Leuchtschirm einer Kathodenstrahlröhre

Country Status (8)

Country Link
US (1) US3868533A (https=)
JP (1) JPS5328146B2 (https=)
BE (1) BE811954A (https=)
CA (1) CA1024338A (https=)
DE (1) DE2408835C2 (https=)
FR (1) FR2220869B1 (https=)
GB (1) GB1432733A (https=)
NL (1) NL174003C (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57354B2 (https=) * 1974-12-20 1982-01-06
US4177399A (en) * 1978-05-25 1979-12-04 Westinghouse Electric Corp. High contrast cathode ray display tube
KR860000969B1 (ko) * 1981-01-29 1986-07-23 가다야마 니하찌로오 음극선관
JPS61103983A (ja) * 1984-10-26 1986-05-22 Hitachi Ltd 陰極線管
US5096614A (en) * 1989-03-20 1992-03-17 Gte Products Corporation Process for producing a terbium-activated gadolinium oxysulfide X-ray phosphor wherein the green/blue emission ratio is controlled

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418247A (en) * 1965-03-24 1968-12-24 Rca Corp Rare earth activated lanthanum and lutetium oxy-chalcogenide phosphors
DK117971B (da) * 1965-03-24 1970-06-22 Rca Corp Luminescerende stof.
US3418246A (en) * 1965-03-24 1968-12-24 Rca Corp Rare earth activated yttrium and gadolinium oxy-chalcogenide phosphors
NL7004337A (https=) * 1970-03-25 1971-09-28
US3725704A (en) * 1971-01-28 1973-04-03 Lockheed Aircraft Corp Rare earth phosphors for x-ray conversion screens
BE792841A (fr) * 1972-01-11 1973-06-15 United States Radium Corp Ecran luminescent pour la conversion des rayons x

Also Published As

Publication number Publication date
BE811954A (fr) 1974-09-06
NL7303250A (https=) 1974-09-10
US3868533A (en) 1975-02-25
CA1024338A (en) 1978-01-17
DE2408835A1 (de) 1974-09-19
JPS5328146B2 (https=) 1978-08-12
FR2220869A1 (https=) 1974-10-04
GB1432733A (en) 1976-04-22
NL174003C (nl) 1984-04-02
FR2220869B1 (https=) 1977-09-23
JPS49121790A (https=) 1974-11-21

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee