GB1413552A - Non-thermally emissive electrodes - Google Patents

Non-thermally emissive electrodes

Info

Publication number
GB1413552A
GB1413552A GB1409473A GB1409473A GB1413552A GB 1413552 A GB1413552 A GB 1413552A GB 1409473 A GB1409473 A GB 1409473A GB 1409473 A GB1409473 A GB 1409473A GB 1413552 A GB1413552 A GB 1413552A
Authority
GB
United Kingdom
Prior art keywords
electrode
crystal
activation material
indiffusion
monolayer
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
GB1409473A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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
Priority claimed from FR7210660A external-priority patent/FR2182619A1/fr
Priority claimed from FR7210659A external-priority patent/FR2177497B1/fr
Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1413552A publication Critical patent/GB1413552A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/022—Manufacture of electrodes or electrode systems of cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/32—Secondary emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/34—Photoemissive electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Silicon Compounds (AREA)
GB1409473A 1972-03-27 1973-03-23 Non-thermally emissive electrodes Expired GB1413552A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7210660A FR2182619A1 (en) 1972-03-27 1972-03-27 Cold cathode for electro emission devices - by lowering the extraction potential using a diffused dopant
FR7210659A FR2177497B1 (fi) 1972-03-27 1972-03-27

Publications (1)

Publication Number Publication Date
GB1413552A true GB1413552A (en) 1975-11-12

Family

ID=26217000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1409473A Expired GB1413552A (en) 1972-03-27 1973-03-23 Non-thermally emissive electrodes

Country Status (5)

Country Link
JP (1) JPS5721823B2 (fi)
AU (1) AU5363873A (fi)
CA (1) CA1005151A (fi)
GB (1) GB1413552A (fi)
NL (1) NL7304069A (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5117148Y2 (fi) * 1971-10-01 1976-05-10

Also Published As

Publication number Publication date
CA1005151A (en) 1977-02-08
AU5363873A (en) 1974-09-26
JPS5721823B2 (fi) 1982-05-10
JPS499178A (fi) 1974-01-26
NL7304069A (fi) 1973-10-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee