IN2014CN03833A - - Google Patents

Info

Publication number
IN2014CN03833A
IN2014CN03833A IN3833CHN2014A IN2014CN03833A IN 2014CN03833 A IN2014CN03833 A IN 2014CN03833A IN 3833CHN2014 A IN3833CHN2014 A IN 3833CHN2014A IN 2014CN03833 A IN2014CN03833 A IN 2014CN03833A
Authority
IN
India
Prior art keywords
electron emission
emission surface
field
electrons
ray tube
Prior art date
Application number
Other languages
English (en)
Inventor
Anand Kumar Dokania
Gereon Vogtmeier
Peter Klaus Bachmann
Original Assignee
Koninkl Philips 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 Nv filed Critical Koninkl Philips Nv
Publication of IN2014CN03833A publication Critical patent/IN2014CN03833A/en

Links

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)
IN3833CHN2014 2011-11-28 2012-11-14 IN2014CN03833A (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161563870P 2011-11-28 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
IN2014CN03833A true IN2014CN03833A (https=) 2015-07-03

Family

ID=47520185

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3833CHN2014 IN2014CN03833A (https=) 2011-11-28 2012-11-14

Country Status (8)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2675791C2 (ru) * 2014-02-10 2018-12-25 Люксбрайт Аб Рентгеновское устройство
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
CN112368795B (zh) * 2018-04-06 2025-01-10 微-X有限公司 用于大电流应用的大规模稳定场发射体
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
DE69834673T2 (de) * 1997-09-30 2006-10-26 Noritake Co., Ltd., Nagoya Verfahren zur Herstellung einer Elektronenemittierenden Quelle
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
EP2277189B1 (en) * 2008-04-17 2013-11-27 Philips Intellectual Property & Standards GmbH X-ray tube with passive ion collecting electrode
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
JP5801286B2 (ja) 2009-05-12 2015-10-28 コーニンクレッカ フィリップス エヌ ヴェ Ｘ線ソース及びｘ線生成方法

Also Published As

Publication number Publication date
EP2748834A1 (en) 2014-07-02
WO2013080074A1 (en) 2013-06-06
BR112014012484A2 (pt) 2017-06-06
RU2014126428A (ru) 2016-01-27
CN103959422A (zh) 2014-07-30
JP2015504583A (ja) 2015-02-12
US20140321619A1 (en) 2014-10-30

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