RU2014126428A - Рентгеновская трубка с подогреваемым автоэмиссионным эмиттером электронов и способ приведения в действие упомянутой трубки - Google Patents

Рентгеновская трубка с подогреваемым автоэмиссионным эмиттером электронов и способ приведения в действие упомянутой трубки Download PDF

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Publication number
RU2014126428A
RU2014126428A RU2014126428A RU2014126428A RU2014126428A RU 2014126428 A RU2014126428 A RU 2014126428A RU 2014126428 A RU2014126428 A RU 2014126428A RU 2014126428 A RU2014126428 A RU 2014126428A RU 2014126428 A RU2014126428 A RU 2014126428A
Authority
RU
Russia
Prior art keywords
electron
ray tube
emission surface
emission
heater means
Prior art date
Application number
RU2014126428A
Other languages
English (en)
Russian (ru)
Inventor
Ананд Кумар ДОКАНА
Гереон ФОГТМАЙЕР
Петер Клаус БАХМАНН
Original Assignee
Конинклейке Филипс Н.В.
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 Конинклейке Филипс Н.В. filed Critical Конинклейке Филипс Н.В.
Publication of RU2014126428A publication Critical patent/RU2014126428A/ru

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/065—Field emission, photo emission or secondary emission cathodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/30—Cold cathodes
    • H01J2201/304—Field emission cathodes
    • H01J2201/30446—Field emission cathodes characterised by the emitter material
    • H01J2201/30453—Carbon types
    • H01J2201/30469—Carbon nanotubes (CNTs)
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/902—Specified use of nanostructure
    • Y10S977/932—Specified use of nanostructure for electronic or optoelectronic application
    • Y10S977/939—Electron emitter, e.g. spindt emitter tip coated with nanoparticles

Landscapes

  • X-Ray Techniques (AREA)
RU2014126428A 2011-11-28 2012-11-14 Рентгеновская трубка с подогреваемым автоэмиссионным эмиттером электронов и способ приведения в действие упомянутой трубки RU2014126428A (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161563870P 2011-11-28 2011-11-28
US61/563,870 2011-11-28
PCT/IB2012/056417 WO2013080074A1 (en) 2011-11-28 2012-11-14 X-ray tube with heatable field emission electron emitter and method for operating same

Publications (1)

Publication Number Publication Date
RU2014126428A true RU2014126428A (ru) 2016-01-27

Family

ID=47520185

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2014126428A RU2014126428A (ru) 2011-11-28 2012-11-14 Рентгеновская трубка с подогреваемым автоэмиссионным эмиттером электронов и способ приведения в действие упомянутой трубки

Country Status (8)

Country Link
US (1) US20140321619A1 (enExample)
EP (1) EP2748834A1 (enExample)
JP (1) JP2015504583A (enExample)
CN (1) CN103959422A (enExample)
BR (1) BR112014012484A2 (enExample)
IN (1) IN2014CN03833A (enExample)
RU (1) RU2014126428A (enExample)
WO (1) WO2013080074A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112016018369B1 (pt) * 2014-02-10 2022-08-30 Luxbright Ab Dispositivo de raios x
JP6980740B2 (ja) * 2015-02-10 2021-12-15 ルクスブライト・アーベー Ｘ線デバイス
CN106298409B (zh) * 2016-09-14 2019-05-03 中山大学 采用温度敏感的纳米线冷阴极的平板x射线源及制备方法
CN107195517A (zh) * 2017-06-02 2017-09-22 重庆涌阳光电有限公司 具有高真空的场发射x射线管
EP3518266A1 (de) 2018-01-30 2019-07-31 Siemens Healthcare GmbH Thermionische emissionsvorrichtung
US11955306B2 (en) * 2018-04-06 2024-04-09 Micro-X Limited Large scale stable field emitter for high current applications
RU2761107C1 (ru) * 2021-04-01 2021-12-06 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") Электронная пушка свч прибора

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1196892A (ja) * 1997-09-17 1999-04-09 Nec Corp フィールドエミッタ
EP0905737B1 (en) * 1997-09-30 2004-04-28 Noritake Co., Ltd. Electron-emitting source
JP2001250496A (ja) * 2000-03-06 2001-09-14 Rigaku Corp Ｘ線発生装置
US7085351B2 (en) * 2000-10-06 2006-08-01 University Of North Carolina At Chapel Hill Method and apparatus for controlling electron beam current
US20050200261A1 (en) * 2000-12-08 2005-09-15 Nano-Proprietary, Inc. Low work function cathode
JP3810656B2 (ja) * 2001-07-23 2006-08-16 株式会社神戸製鋼所 微小ｘ線源
JP2007087676A (ja) * 2005-09-21 2007-04-05 Hitachi High-Technologies Corp 電界放出型電子銃およびそれを用いた電子ビーム装置
CN1949449B (zh) * 2005-10-14 2010-09-29 北京富纳特创新科技有限公司 电子发射器件
US7825591B2 (en) * 2006-02-15 2010-11-02 Panasonic Corporation Mesh structure and field-emission electron source apparatus using the same
JP2008047309A (ja) * 2006-08-11 2008-02-28 Hitachi High-Technologies Corp 電界放出型電子銃、およびその運転方法
CN102007563B (zh) * 2008-04-17 2013-07-17 皇家飞利浦电子股份有限公司 具有无源离子收集电极的x射线管
CN101419887A (zh) * 2008-09-08 2009-04-29 中山大学 一种快速响应的场发射冷阴极电子源结构
RU2538771C2 (ru) 2009-05-12 2015-01-10 Конинклейке Филипс Электроникс Н.В. Источник рентгеновских лучей со множеством эмиттеров электронов

Also Published As

Publication number Publication date
EP2748834A1 (en) 2014-07-02
US20140321619A1 (en) 2014-10-30
CN103959422A (zh) 2014-07-30
WO2013080074A1 (en) 2013-06-06
IN2014CN03833A (enExample) 2015-07-03
BR112014012484A2 (pt) 2017-06-06
JP2015504583A (ja) 2015-02-12

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FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20170330