DE2442508A1 - Elektronenemissionsmaterial - Google Patents

Elektronenemissionsmaterial

Info

Publication number
DE2442508A1
DE2442508A1 DE2442508A DE2442508A DE2442508A1 DE 2442508 A1 DE2442508 A1 DE 2442508A1 DE 2442508 A DE2442508 A DE 2442508A DE 2442508 A DE2442508 A DE 2442508A DE 2442508 A1 DE2442508 A1 DE 2442508A1
Authority
DE
Germany
Prior art keywords
work function
electron emission
values
emission material
electron
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.)
Pending
Application number
DE2442508A
Other languages
German (de)
English (en)
Inventor
Toshiyuki Aita
Yukio Honda
Ushio Kawabe
Shigehiko Yamamoto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE2442508A1 publication Critical patent/DE2442508A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/30—Cold cathodes, e.g. field-emissive cathode
    • H01J1/304—Field-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H01J1/148—Solid thermionic cathodes characterised by the material with compounds having metallic conductive properties, e.g. lanthanum boride, as an emissive material

Landscapes

  • Solid Thermionic Cathode (AREA)
  • Ceramic Products (AREA)
DE2442508A 1973-09-07 1974-09-05 Elektronenemissionsmaterial Pending DE2442508A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10020173A JPS5051660A (enrdf_load_stackoverflow) 1973-09-07 1973-09-07

Publications (1)

Publication Number Publication Date
DE2442508A1 true DE2442508A1 (de) 1975-04-24

Family

ID=14267675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2442508A Pending DE2442508A1 (de) 1973-09-07 1974-09-05 Elektronenemissionsmaterial

Country Status (2)

Country Link
JP (1) JPS5051660A (enrdf_load_stackoverflow)
DE (1) DE2442508A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011013262A1 (de) 2011-03-07 2012-09-13 Adlantis Dortmund Gmbh Ionisationsquelle und Nachweisgerät für Spurengase

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1232523A (enrdf_load_stackoverflow) * 1968-07-16 1971-05-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011013262A1 (de) 2011-03-07 2012-09-13 Adlantis Dortmund Gmbh Ionisationsquelle und Nachweisgerät für Spurengase

Also Published As

Publication number Publication date
JPS5051660A (enrdf_load_stackoverflow) 1975-05-08

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