JP2015504583A - 加熱可能電界放出型電子エミッターを有するｘ線管及びその作動方法 - Google Patents

加熱可能電界放出型電子エミッターを有するｘ線管及びその作動方法 Download PDF

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Publication number
JP2015504583A
JP2015504583A JP2014542965A JP2014542965A JP2015504583A JP 2015504583 A JP2015504583 A JP 2015504583A JP 2014542965 A JP2014542965 A JP 2014542965A JP 2014542965 A JP2014542965 A JP 2014542965A JP 2015504583 A JP2015504583 A JP 2015504583A
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Japan
Prior art keywords
electron emission
electron
emission surface
ray tube
heating device
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.)
Pending
Application number
JP2014542965A
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English (en)
Japanese (ja)
Inventor
クマル ドカニア，アナンド
クマル ドカニア，アナンド
フォークトマイヤー，ゲレオン
クラウス バッハマン，ペーター
クラウス バッハマン，ペーター
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips NV
Koninklijke 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 Koninklijke Philips NV, Koninklijke Philips Electronics NV filed Critical Koninklijke Philips NV
Publication of JP2015504583A publication Critical patent/JP2015504583A/ja
Pending legal-status Critical Current

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    • 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

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  • X-Ray Techniques (AREA)
JP2014542965A 2011-11-28 2012-11-14 加熱可能電界放出型電子エミッターを有するｘ線管及びその作動方法 Pending JP2015504583A (ja)

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
JP2015504583A true JP2015504583A (ja) 2015-02-12

Family

ID=47520185

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014542965A Pending JP2015504583A (ja) 2011-11-28 2012-11-14 加熱可能電界放出型電子エミッターを有するｘ線管及びその作動方法

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020024945A (ja) * 2015-02-10 2020-02-13 ルクスブライト・アーベー Ｘ線デバイス

Families Citing this family (6)

* 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
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001250496A (ja) * 2000-03-06 2001-09-14 Rigaku Corp Ｘ線発生装置
JP2003036805A (ja) * 2001-07-23 2003-02-07 Kobe Steel Ltd 微小ｘ線源
US7085351B2 (en) * 2000-10-06 2006-08-01 University Of North Carolina At Chapel Hill Method and apparatus for controlling electron beam current

Family Cites Families (10)

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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
US20050200261A1 (en) * 2000-12-08 2005-09-15 Nano-Proprietary, Inc. Low work function cathode
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2003036805A (ja) * 2001-07-23 2003-02-07 Kobe Steel Ltd 微小ｘ線源

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020024945A (ja) * 2015-02-10 2020-02-13 ルクスブライト・アーベー Ｘ線デバイス

Also Published As

Publication number Publication date
EP2748834A1 (en) 2014-07-02
US20140321619A1 (en) 2014-10-30
RU2014126428A (ru) 2016-01-27
CN103959422A (zh) 2014-07-30
WO2013080074A1 (en) 2013-06-06
IN2014CN03833A (enExample) 2015-07-03
BR112014012484A2 (pt) 2017-06-06

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