ES318458A1 - Dispositivo emisor de particulas electrizadas negativamente. - Google Patents

Dispositivo emisor de particulas electrizadas negativamente.

Info

Publication number
ES318458A1
ES318458A1 ES0318458A ES318458A ES318458A1 ES 318458 A1 ES318458 A1 ES 318458A1 ES 0318458 A ES0318458 A ES 0318458A ES 318458 A ES318458 A ES 318458A ES 318458 A1 ES318458 A1 ES 318458A1
Authority
ES
Spain
Prior art keywords
jet
electric field
hole
particles
plates
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
ES0318458A
Other languages
English (en)
Spanish (es)
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.)
Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of ES318458A1 publication Critical patent/ES318458A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/077—Electron guns using discharge in gases or vapours as electron sources
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B2/00—Preservation of foods or foodstuffs, in general
    • A23B2/40—Preservation of foods or foodstuffs, in general by heating loose unpacked materials
    • A23B2/42—Preservation of foods or foodstuffs, in general by heating loose unpacked materials while they are progressively transported through the apparatus
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J27/00—Ion beam tubes
    • H01J27/02—Ion sources; Ion guns
    • H01J27/022—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/025—Electron guns using a discharge in a gas or a vapour as electron source
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0062—Tubes with temperature ionized gas as electron source

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Wood Science & Technology (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Particle Accelerators (AREA)
  • Freezing, Cooling And Drying Of Foods (AREA)
  • Plasma Technology (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
ES0318458A 1964-10-14 1965-10-14 Dispositivo emisor de particulas electrizadas negativamente. Expired ES318458A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR991422A FR1476513A (fr) 1964-10-14 1964-10-14 Source d'électrons

Publications (1)

Publication Number Publication Date
ES318458A1 true ES318458A1 (es) 1967-05-16

Family

ID=8840337

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0318458A Expired ES318458A1 (es) 1964-10-14 1965-10-14 Dispositivo emisor de particulas electrizadas negativamente.

Country Status (10)

Country Link
US (1) US3375401A (fr)
BE (1) BE670353A (fr)
CH (1) CH444987A (fr)
DE (2) DE1489776B1 (fr)
ES (1) ES318458A1 (fr)
FR (1) FR1476513A (fr)
GB (1) GB1063279A (fr)
IL (1) IL24398A (fr)
LU (1) LU49614A1 (fr)
NL (1) NL6512801A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471224A (en) * 1982-03-08 1984-09-11 International Business Machines Corporation Apparatus and method for generating high current negative ions
CN103972005A (zh) * 2014-05-22 2014-08-06 哈尔滨工业大学 电子枪用电子束流收束装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489082A (en) * 1944-07-01 1949-11-22 Forest Lee De High-voltage generator
US3082326A (en) * 1954-03-08 1963-03-19 Schlumberger Well Surv Corp Neutron generating apparatus
FR1140034A (fr) * 1955-01-07 1957-07-09 Licentia Gmbh Source d'ions
DE1021963B (de) * 1955-04-01 1958-01-02 Messen Jaschin G A Einrichtung zur elektrischen Beladung von in einem Luftstrom suspendierter Materie mittels radioaktiver Praeparate
US2975279A (en) * 1958-06-23 1961-03-14 Vickers Electrical Co Ltd Mass spectrometers
FR1281964A (fr) * 1960-11-18 1962-01-19 Csf Nouvelle cathode à grand pouvoir émissif
US3275867A (en) * 1962-02-15 1966-09-27 Hitachi Ltd Charged particle generator
US3287582A (en) * 1963-01-04 1966-11-22 Lionel V Baldwin Apparatus for increasing ion engine beam density

Also Published As

Publication number Publication date
CH444987A (fr) 1967-10-15
US3375401A (en) 1968-03-26
NL6512801A (fr) 1966-04-15
BE670353A (fr) 1966-01-17
FR1476513A (fr) 1967-04-14
DE26192C (de)
DE1489776B1 (de) 1970-01-15
GB1063279A (en) 1967-03-30
LU49614A1 (fr) 1965-12-11
IL24398A (en) 1969-05-28

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