FR1072940A - secondary electron emitter - Google Patents

secondary electron emitter

Info

Publication number
FR1072940A
FR1072940A FR1072940DA FR1072940A FR 1072940 A FR1072940 A FR 1072940A FR 1072940D A FR1072940D A FR 1072940DA FR 1072940 A FR1072940 A FR 1072940A
Authority
FR
France
Prior art keywords
secondary electron
electron emitter
emitter
electron
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
Other languages
French (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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR1072940A publication Critical patent/FR1072940A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
    • H01J9/125—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes of secondary emission electrodes
    • 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
    • H01J2201/32—Secondary emission electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
FR1072940D 1952-05-01 1953-03-13 secondary electron emitter Expired FR1072940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US285466A US2784123A (en) 1952-05-01 1952-05-01 Secondary electron emitter and process of preparing same

Publications (1)

Publication Number Publication Date
FR1072940A true FR1072940A (en) 1954-09-16

Family

ID=23094351

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1072940D Expired FR1072940A (en) 1952-05-01 1953-03-13 secondary electron emitter

Country Status (6)

Country Link
US (1) US2784123A (en)
BE (1) BE519545A (en)
DE (1) DE1012698B (en)
FR (1) FR1072940A (en)
GB (1) GB728181A (en)
NL (1) NL94756C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825668A (en) * 1956-03-20 1958-03-04 Jack F Koons Jr Process of making a plate oxide rectifier

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2902417A (en) * 1956-09-19 1959-09-01 Ibm Application of solid lubricant coatings to surfaces
US2934670A (en) * 1956-11-05 1960-04-26 Columbia Broadcasting Syst Inc Electron tubes and method of making same
CA617300A (en) * 1956-12-26 1961-03-28 Wargo Peter Long-life rugged storage structure for electronic tubes
NL270082A (en) * 1960-10-10
US3216824A (en) * 1961-07-03 1965-11-09 Commissariat Energie Atomique Preparation of materials of composite structure
US3450574A (en) * 1966-11-14 1969-06-17 Northern Electric Co Method of coating refractory wares with magnesia
JPS5316073B2 (en) * 1973-11-09 1978-05-29
US4088510A (en) * 1976-02-19 1978-05-09 Rca Corporation Magnesium oxide dynode and method of preparation
DE3215314C2 (en) * 1982-04-23 1984-12-06 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Process for the production of oxide layers on a titanium-based alloy surface
FR2506518A1 (en) * 1981-05-20 1982-11-26 Labo Electronique Physique ELECTRON MULTIPLIER STRUCTURE COMPRISING A MICROCHANNEL WAFER MULTIPLIER WITH A DYNODE AMPLIFIER STAGE, MANUFACTURING METHOD AND USE IN A PHOTOELECTRIC TUBE
JP3129096B2 (en) * 1994-08-29 2001-01-29 三菱マテリアル株式会社 Corrosion resistant film and corrosion resistant composite structure for Ag surface protection
CN104278230A (en) * 2014-09-05 2015-01-14 兰州空间技术物理研究所 Preparation method of Ag-Mg alloy type MgO film for high-energy particle bombardment
CN109346390A (en) * 2018-08-31 2019-02-15 湖北汉光科技股份有限公司 The production method of the secondary emitters of cesium beam tube electron multiplier

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2156262A (en) * 1932-12-27 1939-05-02 Colin G Fink Process of treating metal articles to alloy constituent metals
BE437339A (en) * 1937-07-14
BE433432A (en) * 1938-03-25
US2373937A (en) * 1940-03-21 1945-04-17 Magnesium Elektron Ltd Process of coating magnesium and magnesium alloys
US2393803A (en) * 1945-01-27 1946-01-29 Rca Corp Method of making long life secondary electron emitters
US2447038A (en) * 1945-10-31 1948-08-17 Raytheon Mfg Co Cathode structure
FR956472A (en) * 1946-04-06 1950-02-02
US2477279A (en) * 1946-09-11 1949-07-26 Hanovia Chemical & Mfg Co Electrical discharge device
US2620287A (en) * 1949-07-01 1952-12-02 Bramley Jenny Secondary-electron-emitting surface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825668A (en) * 1956-03-20 1958-03-04 Jack F Koons Jr Process of making a plate oxide rectifier

Also Published As

Publication number Publication date
NL94756C (en)
BE519545A (en)
US2784123A (en) 1957-03-05
DE1012698B (en) 1957-07-25
GB728181A (en) 1955-04-13

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