ATE30811T1 - Gluehkathode mit hohem emissionsvermoegen fuer eine elektronenroehre und verfahren zu deren herstellung. - Google Patents

Gluehkathode mit hohem emissionsvermoegen fuer eine elektronenroehre und verfahren zu deren herstellung.

Info

Publication number
ATE30811T1
ATE30811T1 AT84110730T AT84110730T ATE30811T1 AT E30811 T1 ATE30811 T1 AT E30811T1 AT 84110730 T AT84110730 T AT 84110730T AT 84110730 T AT84110730 T AT 84110730T AT E30811 T1 ATE30811 T1 AT E30811T1
Authority
AT
Austria
Prior art keywords
high emission
support
manufacture
electron tube
cathode
Prior art date
Application number
AT84110730T
Other languages
English (en)
Inventor
Charley Dr Buxbaum
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Application granted granted Critical
Publication of ATE30811T1 publication Critical patent/ATE30811T1/de

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
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part
    • 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
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
AT84110730T 1983-09-30 1984-09-08 Gluehkathode mit hohem emissionsvermoegen fuer eine elektronenroehre und verfahren zu deren herstellung. ATE30811T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH532083 1983-09-30
EP84110730A EP0143222B1 (de) 1983-09-30 1984-09-08 Glühkathode mit hohem Emissionsvermögen für eine Elektronenröhre und Verfahren zu deren Herstellung

Publications (1)

Publication Number Publication Date
ATE30811T1 true ATE30811T1 (de) 1987-11-15

Family

ID=4291602

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84110730T ATE30811T1 (de) 1983-09-30 1984-09-08 Gluehkathode mit hohem emissionsvermoegen fuer eine elektronenroehre und verfahren zu deren herstellung.

Country Status (4)

Country Link
US (1) US4752713A (de)
EP (1) EP0143222B1 (de)
AT (1) ATE30811T1 (de)
DE (1) DE3467467D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8701739A (nl) * 1987-07-23 1989-02-16 Philips Nv Oxydekathode.
DE4026301A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Elektronenemitter einer roentgenroehre
DE4026299A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Roentgenanordnung mit einem roentgenstrahler
DE4026298A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Roentgenroehre mit einem elektronenemitter
DE19521724A1 (de) * 1994-06-22 1996-01-04 Siemens Ag Verfahren zur Herstellung einer Glühkathode für eine Elektronenröhre
KR100338035B1 (ko) * 1994-12-28 2002-11-23 삼성에스디아이 주식회사 직열형음극및그제조방법
KR100442300B1 (ko) * 2002-01-04 2004-07-30 엘지.필립스디스플레이(주) 음극선관용 음극
US20090284124A1 (en) * 2008-04-22 2009-11-19 Wolfgang Kutschera Cathode composed of materials with different electron works functions
DE102008020163A1 (de) * 2008-04-22 2009-10-29 Siemens Aktiengesellschaft Kathode
US8385506B2 (en) 2010-02-02 2013-02-26 General Electric Company X-ray cathode and method of manufacture thereof
US8938050B2 (en) 2010-04-14 2015-01-20 General Electric Company Low bias mA modulation for X-ray tubes
JP5527224B2 (ja) * 2011-01-14 2014-06-18 ウシオ電機株式会社 ショートアーク型放電ランプ
US9922791B2 (en) 2016-05-05 2018-03-20 Arizona Board Of Regents On Behalf Of Arizona State University Phosphorus doped diamond electrode with tunable low work function for emitter and collector applications
US10121657B2 (en) 2016-05-10 2018-11-06 Arizona Board Of Regents On Behalf Of Arizona State University Phosphorus incorporation for n-type doping of diamond with (100) and related surface orientation
US10704160B2 (en) 2016-05-10 2020-07-07 Arizona Board Of Regents On Behalf Of Arizona State University Sample stage/holder for improved thermal and gas flow control at elevated growth temperatures
RU2627709C1 (ru) * 2016-08-02 2017-08-10 Акционерное общество "Научно-производственное предприятие "Исток" имени А.И. Шокина" (АО "НПП "Исток" им. Шокина") Способ получения катодного сплава на основе металла платиновой группы и бария
RU2627707C1 (ru) * 2016-08-02 2017-08-10 Акционерное общество "Научно-производственное предприятие "Исток" имени А.И. Шокина" (АО "НПП "Исток" им. Шокина") Способ получения прессованного металлосплавного палладий-бариевого катода
RU2647388C2 (ru) * 2016-08-02 2018-03-15 Акционерное общество "Научно-производственное предприятие "Исток" имени А.И. Шокина" (АО "НПП "Исток" им. Шокина") Прессованный металлосплавный палладий-бариевый катод и способ его получения
US10418475B2 (en) 2016-11-28 2019-09-17 Arizona Board Of Regents On Behalf Of Arizona State University Diamond based current aperture vertical transistor and methods of making and using the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB307099A (en) * 1927-12-01 1929-03-01 Ernest Yeoman Robinson Improvements in the manufacture of electron-emitting bodies
FR661813A (fr) * 1927-12-31 1929-07-30 Etablissements Ind De E C Gram Cathode à grand pouvoir émissif pour tube à vide à émission électronique
DE1211724B (de) * 1963-06-07 1966-03-03 Telefunken Patent Gepresste Matrixkathode fuer elektrische Entladungsroehren
US3684912A (en) * 1970-10-22 1972-08-15 Sylvania Electric Prod Tungsten-alloy electrode with brazable leads integral with emitter head
US4019081A (en) * 1974-10-25 1977-04-19 Bbc Brown Boveri & Company Limited Reaction cathode
DE2822665A1 (de) * 1978-05-05 1979-11-08 Bbc Brown Boveri & Cie Gluehkathodenmaterial
CH629033A5 (de) * 1978-05-05 1982-03-31 Bbc Brown Boveri & Cie Gluehkathode.
JPS6023454B2 (ja) * 1978-11-29 1985-06-07 株式会社日立製作所 電子管陰極
FR2445605A1 (fr) * 1978-12-27 1980-07-25 Thomson Csf Cathode a chauffage direct et tube electronique haute frequence comportant une telle cathode
JPS5596531A (en) * 1979-01-19 1980-07-22 Hitachi Ltd Directly heated cathode for electron tube
FR2462782A1 (fr) * 1979-08-03 1981-02-13 Thomson Csf Procede de realisation d'une couche contenant du silicium et dispositif de conversion photoelectrique mettant en oeuvre ce procede
FR2469792A1 (fr) * 1979-11-09 1981-05-22 Thomson Csf Cathode thermo-ionique, son procede de fabrication et tube electronique incorporant une telle cathode
DE3148441A1 (de) * 1981-12-08 1983-07-21 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur herstellung einer thermionischen kathode
JPS58133739A (ja) * 1982-02-03 1983-08-09 Hitachi Ltd 含浸型陰極

Also Published As

Publication number Publication date
US4752713A (en) 1988-06-21
DE3467467D1 (en) 1987-12-17
EP0143222A1 (de) 1985-06-05
EP0143222B1 (de) 1987-11-11

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Legal Events

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REN Ceased due to non-payment of the annual fee