FR2445018B1 - - Google Patents

Info

Publication number
FR2445018B1
FR2445018B1 FR7836148A FR7836148A FR2445018B1 FR 2445018 B1 FR2445018 B1 FR 2445018B1 FR 7836148 A FR7836148 A FR 7836148A FR 7836148 A FR7836148 A FR 7836148A FR 2445018 B1 FR2445018 B1 FR 2445018B1
Authority
FR
France
Prior art keywords
electron
principal axis
generally oriented
means producing
field generally
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
FR7836148A
Other languages
English (en)
Other versions
FR2445018A1 (fr
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.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
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 Agence National de Valorisation de la Recherche ANVAR filed Critical Agence National de Valorisation de la Recherche ANVAR
Priority to FR7836148A priority Critical patent/FR2445018A1/fr
Priority to US06/104,818 priority patent/US4339684A/en
Priority to EP79401057A priority patent/EP0013235B1/fr
Priority to JP16676579A priority patent/JPS5590047A/ja
Priority to AT79401057T priority patent/ATE6711T1/de
Priority to DE7979401057T priority patent/DE2966814D1/de
Publication of FR2445018A1 publication Critical patent/FR2445018A1/fr
Application granted granted Critical
Publication of FR2445018B1 publication Critical patent/FR2445018B1/fr
Priority to JP61305154A priority patent/JPS6324537A/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/18—Electrode arrangements using essentially more than one dynode
    • H01J43/22—Dynodes consisting of electron-permeable material, e.g. foil, grid, tube, venetian blind
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/14—Control of electron beam by magnetic field

Landscapes

  • Electron Tubes For Measurement (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Microwave Tubes (AREA)
  • Measurement Of Radiation (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Electron Sources, Ion Sources (AREA)
FR7836148A 1978-12-22 1978-12-22 Tube multiplicateur d'electrons a champ magnetique axial Granted FR2445018A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7836148A FR2445018A1 (fr) 1978-12-22 1978-12-22 Tube multiplicateur d'electrons a champ magnetique axial
US06/104,818 US4339684A (en) 1978-12-22 1979-12-18 Electron multiplier tube with axial magnetic field
EP79401057A EP0013235B1 (fr) 1978-12-22 1979-12-21 Appareil multiplicateur d'électrons à champ magnétique axial
JP16676579A JPS5590047A (en) 1978-12-22 1979-12-21 Electron multiplier by axial magnetic field
AT79401057T ATE6711T1 (de) 1978-12-22 1979-12-21 Elektronenvervielfachungsvorrichtung mit axialem magnetischem feld.
DE7979401057T DE2966814D1 (en) 1978-12-22 1979-12-21 Electron multiplying apparatus with axial magnetic field
JP61305154A JPS6324537A (ja) 1978-12-22 1986-12-20 電子増倍管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7836148A FR2445018A1 (fr) 1978-12-22 1978-12-22 Tube multiplicateur d'electrons a champ magnetique axial

Publications (2)

Publication Number Publication Date
FR2445018A1 FR2445018A1 (fr) 1980-07-18
FR2445018B1 true FR2445018B1 (fr) 1982-02-26

Family

ID=9216460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836148A Granted FR2445018A1 (fr) 1978-12-22 1978-12-22 Tube multiplicateur d'electrons a champ magnetique axial

Country Status (6)

Country Link
US (1) US4339684A (fr)
EP (1) EP0013235B1 (fr)
JP (2) JPS5590047A (fr)
AT (1) ATE6711T1 (fr)
DE (1) DE2966814D1 (fr)
FR (1) FR2445018A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2566175B1 (fr) * 1984-05-09 1986-10-10 Anvar Dispositif multiplicateur d'electrons, a localisation par le champ electrique
DE3709298A1 (de) * 1987-03-20 1988-09-29 Kernforschungsz Karlsruhe Micro-sekundaerelektronenvervielfacher und verfahren zu seiner herstellung
US20060062736A1 (en) 2003-11-17 2006-03-23 Wright David D I Therapeutic foam
US8048439B2 (en) 2003-11-17 2011-11-01 Btg International Ltd. Therapeutic foam

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE413168A (fr) * 1935-01-08
US2172738A (en) * 1936-02-03 1939-09-12 Cathode ray tube
GB483575A (en) * 1936-10-21 1938-04-21 Marconi Wireless Telegraph Co Improvements in or relating to electron discharge device arrangements
US2115155A (en) * 1936-10-21 1938-04-26 Rca Corp Electron multiplier
US2160798A (en) * 1936-11-20 1939-05-30 Bell Telephone Labor Inc Electron discharge apparatus
US2196278A (en) * 1937-08-31 1940-04-09 Bell Telephone Labor Inc Electron discharge apparatus
GB504927A (en) * 1937-10-28 1939-04-28 James Dwyer Mcgee Improvements in or relating to electron permeable electrodes
GB508106A (en) * 1937-11-24 1939-06-26 Hans Gerhard Lubszynski Improved electron multiplying electrodes in electric discharge apparatus
US2305179A (en) * 1938-05-27 1942-12-15 Emi Ltd Electron multiplier
US2712738A (en) * 1952-01-10 1955-07-12 Linde S Eismaschinen Ag Method for fractionating air by liquefaction and rectification
GB902090A (en) * 1957-11-12 1962-07-25 Emi Ltd Improvements in or relating to electron discharge devices
NL262542A (fr) * 1959-09-30
GB976619A (en) * 1960-03-05 1964-12-02 Emi Ltd Improvements in or relating to photo-emissive devices
US3197662A (en) * 1960-03-11 1965-07-27 Westinghouse Electric Corp Transmissive spongy secondary emitter
US3191086A (en) * 1960-11-23 1965-06-22 Radames K H Gebel Secondary emission multiplier intensifier image orthicon
GB1470162A (en) * 1973-02-27 1977-04-14 Emi Ltd Electron multiplying arrangements

Also Published As

Publication number Publication date
DE2966814D1 (en) 1984-04-19
EP0013235A1 (fr) 1980-07-09
EP0013235B1 (fr) 1984-03-14
JPS6324537A (ja) 1988-02-01
ATE6711T1 (de) 1984-03-15
JPH0413814B2 (fr) 1992-03-10
JPH0231457B2 (fr) 1990-07-13
US4339684A (en) 1982-07-13
FR2445018A1 (fr) 1980-07-18
JPS5590047A (en) 1980-07-08

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Legal Events

Date Code Title Description
ST Notification of lapse