ATE370515T1 - Oxidkathode - Google Patents

Oxidkathode

Info

Publication number
ATE370515T1
ATE370515T1 AT01980367T AT01980367T ATE370515T1 AT E370515 T1 ATE370515 T1 AT E370515T1 AT 01980367 T AT01980367 T AT 01980367T AT 01980367 T AT01980367 T AT 01980367T AT E370515 T1 ATE370515 T1 AT E370515T1
Authority
AT
Austria
Prior art keywords
cathode
oxide
metal particles
particles
oxides
Prior art date
Application number
AT01980367T
Other languages
English (en)
Inventor
Georg Gaertner
Detlef Raasch
Christopher Goodhand
Der Heide Petrus Van
Timothy Lee
Davis Barrat
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE370515T1 publication Critical patent/ATE370515T1/de

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/04Cathodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/14Solid thermionic cathodes characterised by the material

Landscapes

  • Solid Thermionic Cathode (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Primary Cells (AREA)
  • Cold Cathode And The Manufacture (AREA)
AT01980367T 2000-09-19 2001-09-11 Oxidkathode ATE370515T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00308164 2000-09-19
EP01201836 2001-05-02

Publications (1)

Publication Number Publication Date
ATE370515T1 true ATE370515T1 (de) 2007-09-15

Family

ID=26073313

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01980367T ATE370515T1 (de) 2000-09-19 2001-09-11 Oxidkathode

Country Status (8)

Country Link
US (1) US7019450B2 (de)
EP (1) EP1232511B1 (de)
JP (1) JP5048907B2 (de)
KR (1) KR100867149B1 (de)
CN (1) CN100336154C (de)
AT (1) ATE370515T1 (de)
DE (1) DE50112861D1 (de)
WO (1) WO2002025681A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100449759B1 (ko) * 2002-03-21 2004-09-22 삼성에스디아이 주식회사 전자관용 음극 및 그 제조방법
GB0230125D0 (en) * 2002-12-24 2003-01-29 Lg Philips Displays Netherland Oxide cathode
US20060068196A1 (en) * 2004-09-24 2006-03-30 Kabushiki Kaisha Toshiba High-frequency magnetic material, producing method for the same and high-frequency magnetic device
DE102008020164A1 (de) * 2008-04-22 2009-10-29 Siemens Aktiengesellschaft Kathode mit einem Flachemitter
CN101447376B (zh) * 2008-12-31 2010-09-01 北京工业大学 Y2O3-Lu2O3体系复合稀土-钼电子发射材料及其制备方法
CN103050347A (zh) * 2011-10-13 2013-04-17 中国科学院电子学研究所 一种制备镍钪海绵氧化物阴极的方法
CN103700557B (zh) * 2013-12-24 2016-03-30 北京工业大学 一种碳化稀土氧化镥掺杂钼阴极材料及其制备方法
JP6285254B2 (ja) * 2014-04-02 2018-02-28 大学共同利用機関法人 高エネルギー加速器研究機構 電子ビーム生成用カソード部材およびその製造方法
CN110690085B (zh) * 2019-10-24 2022-03-11 成都国光电气股份有限公司 一种制备六元阴极发射物质的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62165832A (ja) * 1986-01-18 1987-07-22 Mitsubishi Electric Corp 電子管用陰極
CA1270890A (en) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube
KR910009660B1 (ko) * 1988-02-23 1991-11-25 미쓰비시전기 주식회사 전자관용 산화물피복음극
JP2758244B2 (ja) * 1990-03-07 1998-05-28 三菱電機株式会社 電子管用陰極
DE4207220A1 (de) * 1992-03-07 1993-09-09 Philips Patentverwaltung Festkoerperelement fuer eine thermionische kathode
SG44617A1 (en) * 1993-08-20 1997-12-19 Samsung Display Devices Co Ltd Oxide cathode for electron tube
DE19527723A1 (de) * 1995-07-31 1997-02-06 Philips Patentverwaltung Elektrische Entladungsröhre oder Entladungslampe und Scandat-Vorratskathode
JP2876591B2 (ja) * 1996-11-29 1999-03-31 三菱電機株式会社 電子管用陰極
KR100268243B1 (ko) * 1997-12-30 2000-10-16 김순택 전자총용 음극
KR100249714B1 (ko) * 1997-12-30 2000-03-15 손욱 전자총용 음극
JPH11204019A (ja) 1998-01-09 1999-07-30 Sony Corp 酸化物陰極
KR20000038644A (ko) * 1998-12-08 2000-07-05 김순택 전자총용 음극
JP2001345041A (ja) * 2000-06-01 2001-12-14 Mitsubishi Electric Corp 電子管用陰極

Also Published As

Publication number Publication date
JP5048907B2 (ja) 2012-10-17
US20020163308A1 (en) 2002-11-07
US7019450B2 (en) 2006-03-28
KR100867149B1 (ko) 2008-11-06
DE50112861D1 (de) 2007-09-27
EP1232511A1 (de) 2002-08-21
KR20020053863A (ko) 2002-07-05
WO2002025681A1 (de) 2002-03-28
CN1395737A (zh) 2003-02-05
EP1232511B1 (de) 2007-08-15
JP2004510291A (ja) 2004-04-02
CN100336154C (zh) 2007-09-05

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