BE595476A - Dispositifs à décharge d'électrons faisant usage de l'émission d'électrons secondaire. - Google Patents

Dispositifs à décharge d'électrons faisant usage de l'émission d'électrons secondaire.

Info

Publication number
BE595476A
BE595476A BE595476A BE595476A BE595476A BE 595476 A BE595476 A BE 595476A BE 595476 A BE595476 A BE 595476A BE 595476 A BE595476 A BE 595476A BE 595476 A BE595476 A BE 595476A
Authority
BE
Belgium
Prior art keywords
making use
discharge devices
devices making
electron emission
electron
Prior art date
Application number
BE595476A
Other languages
English (en)
Inventor
George Clement Dacey
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE595476A publication Critical patent/BE595476A/fr

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
    • H01J1/32—Secondary-electron-emitting electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
    • H01J25/587—Multi-cavity magnetrons
BE595476A 1959-09-28 1960-09-27 Dispositifs à décharge d'électrons faisant usage de l'émission d'électrons secondaire. BE595476A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US842964A US3036234A (en) 1959-09-28 1959-09-28 Electron discharge devices employing secondary electron emission

Publications (1)

Publication Number Publication Date
BE595476A true BE595476A (fr) 1961-01-16

Family

ID=25288701

Family Applications (1)

Application Number Title Priority Date Filing Date
BE595476A BE595476A (fr) 1959-09-28 1960-09-27 Dispositifs à décharge d'électrons faisant usage de l'émission d'électrons secondaire.

Country Status (5)

Country Link
US (1) US3036234A (fr)
BE (1) BE595476A (fr)
CH (1) CH375452A (fr)
DE (1) DE1209666B (fr)
GB (1) GB967066A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1212319B (de) * 1962-09-25 1966-03-10 Leybolds Nachfolger E Halbleiteranordnung fuer Demonstrationszwecke
US3275869A (en) * 1963-07-12 1966-09-27 Raytheon Co Low noise electron emitters
US3364367A (en) * 1963-12-12 1968-01-16 Westinghouse Electric Corp Solid state electron multiplier including reverse-biased, dissimilar semiconductor layers
US3693016A (en) * 1971-05-24 1972-09-19 Bell & Howell Co Semi-conductive apparatus for detecting light of given flux density levels
US4060432A (en) * 1975-10-20 1977-11-29 General Electric Co. Method for manufacturing nuclear radiation detector with deep diffused junction
US4214253A (en) * 1977-06-13 1980-07-22 General Electric Company Radiation detector
US4602190A (en) * 1984-05-21 1986-07-22 The United States Of America As Represented By The Secretary Of The Army Semiconductor multipactor device
US4677342A (en) * 1985-02-01 1987-06-30 Raytheon Company Semiconductor secondary emission cathode and tube
US4763043A (en) * 1985-12-23 1988-08-09 Raytheon Company P-N junction semiconductor secondary emission cathode and tube
JP2551449B2 (ja) * 1988-02-19 1996-11-06 富士写真フイルム株式会社 放射線画像情報読取装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903971C (de) * 1941-01-15 1954-02-11 Telefunken Gmbh Photowiderstaende, beispielsweise zur Fernbilduebertragung mittels Sekundaeremission von Photowiderstaenden und Verfahren zu deren Herstellung
DE903970C (de) * 1941-10-29 1954-02-11 Telefunken Gmbh Photowiderstand
BE549199A (fr) * 1955-09-01

Also Published As

Publication number Publication date
GB967066A (en) 1964-08-19
DE1209666B (de) 1966-01-27
CH375452A (fr) 1964-02-29
US3036234A (en) 1962-05-22

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