BE748170A - Dispositf permettant d'engendrer un courant d'electrons - Google Patents

Dispositf permettant d'engendrer un courant d'electrons

Info

Publication number
BE748170A
BE748170A BE748170DA BE748170A BE 748170 A BE748170 A BE 748170A BE 748170D A BE748170D A BE 748170DA BE 748170 A BE748170 A BE 748170A
Authority
BE
Belgium
Prior art keywords
generate
electron current
device allowing
allowing
electron
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of BE748170A publication Critical patent/BE748170A/xx

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
BE748170D 1969-03-29 1970-03-27 Dispositf permettant d'engendrer un courant d'electrons BE748170A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6904912A NL6904912A (pt) 1969-03-29 1969-03-29

Publications (1)

Publication Number Publication Date
BE748170A true BE748170A (fr) 1970-09-28

Family

ID=19806559

Family Applications (1)

Application Number Title Priority Date Filing Date
BE748170D BE748170A (fr) 1969-03-29 1970-03-27 Dispositf permettant d'engendrer un courant d'electrons

Country Status (8)

Country Link
JP (1) JPS4812665B1 (pt)
AU (1) AU1306070A (pt)
BE (1) BE748170A (pt)
BR (1) BR7017783D0 (pt)
DE (1) DE2013252A1 (pt)
ES (1) ES378002A1 (pt)
FR (1) FR2040018A5 (pt)
NL (1) NL6904912A (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55114324A (en) * 1979-02-27 1980-09-03 Noritake Co Ltd Filter unit
JPS5755518U (pt) * 1980-09-19 1982-04-01
JP6187436B2 (ja) * 2014-11-19 2017-08-30 株式会社豊田中央研究所 電子放出装置及びそれを備えるトランジスタ

Also Published As

Publication number Publication date
AU1306070A (en) 1971-09-30
BR7017783D0 (pt) 1973-01-11
NL6904912A (pt) 1970-10-01
ES378002A1 (es) 1972-05-16
FR2040018A5 (pt) 1971-01-15
DE2013252A1 (de) 1970-10-08
JPS4812665B1 (pt) 1973-04-21

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