GB1538738A - Electron emissive electrode - Google Patents

Electron emissive electrode

Info

Publication number
GB1538738A
GB1538738A GB1442277A GB1442277A GB1538738A GB 1538738 A GB1538738 A GB 1538738A GB 1442277 A GB1442277 A GB 1442277A GB 1442277 A GB1442277 A GB 1442277A GB 1538738 A GB1538738 A GB 1538738A
Authority
GB
United Kingdom
Prior art keywords
electron emissive
emissive electrode
electrode
electron
emissive
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
GB1442277A
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of GB1538738A publication Critical patent/GB1538738A/en
Expired 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
    • H01J1/34—Photo-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
    • H01J1/32—Secondary-electron-emitting electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/34—Photoemissive electrodes
    • H01J2201/342—Cathodes
    • H01J2201/3421—Composition of the emitting surface
    • H01J2201/3423—Semiconductors, e.g. GaAs, NEA emitters
GB1442277A 1976-04-05 1977-04-05 Electron emissive electrode Expired GB1538738A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67398776A 1976-04-05 1976-04-05

Publications (1)

Publication Number Publication Date
GB1538738A true GB1538738A (en) 1979-01-24

Family

ID=24704887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1442277A Expired GB1538738A (en) 1976-04-05 1977-04-05 Electron emissive electrode

Country Status (3)

Country Link
JP (1) JPS52122463A (en)
DE (1) DE2714714A1 (en)
GB (1) GB1538738A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2170648A (en) * 1985-02-01 1986-08-06 Raytheon Co Secondary emission cathode
EP0257528A1 (en) * 1986-08-18 1988-03-02 Fujitsu Limited Photo cathodes for electron image projection

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2170648A (en) * 1985-02-01 1986-08-06 Raytheon Co Secondary emission cathode
US4677342A (en) * 1985-02-01 1987-06-30 Raytheon Company Semiconductor secondary emission cathode and tube
GB2170648B (en) * 1985-02-01 1989-07-26 Raytheon Co Crossed-field tube
EP0257528A1 (en) * 1986-08-18 1988-03-02 Fujitsu Limited Photo cathodes for electron image projection

Also Published As

Publication number Publication date
JPS52122463A (en) 1977-10-14
DE2714714A1 (en) 1977-10-13

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Legal Events

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