WO2008140080A1 - 電子源 - Google Patents

電子源 Download PDF

Info

Publication number
WO2008140080A1
WO2008140080A1 PCT/JP2008/058766 JP2008058766W WO2008140080A1 WO 2008140080 A1 WO2008140080 A1 WO 2008140080A1 JP 2008058766 W JP2008058766 W JP 2008058766W WO 2008140080 A1 WO2008140080 A1 WO 2008140080A1
Authority
WO
WIPO (PCT)
Prior art keywords
electron source
cup
component
electron
needlelike
Prior art date
Application number
PCT/JP2008/058766
Other languages
English (en)
French (fr)
Inventor
Yoshinori Terui
Ryozo Nonogaki
Original Assignee
Denki Kagaku Kogyo Kabushiki Kaisha
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 Denki Kagaku Kogyo Kabushiki Kaisha filed Critical Denki Kagaku Kogyo Kabushiki Kaisha
Priority to JP2009514166A priority Critical patent/JP5011383B2/ja
Priority to US12/597,961 priority patent/US8436524B2/en
Priority to EP08752646.3A priority patent/EP2148354B1/en
Publication of WO2008140080A1 publication Critical patent/WO2008140080A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/063—Geometrical arrangement of electrodes for beam-forming
    • 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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • 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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/26—Supports for the emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/073—Electron guns using field emission, photo emission, or secondary emission electron sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/075—Electron guns using thermionic emission from cathodes heated by particle bombardment or by irradiation, e.g. by laser
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/02—Details
    • H01J2237/0216—Means for avoiding or correcting vibration effects
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/06—Sources
    • H01J2237/063—Electron sources
    • H01J2237/06308—Thermionic sources
    • H01J2237/06316—Schottky emission

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electron Sources, Ion Sources (AREA)

Abstract

　電子源を用いる装置が外部より振動を受けても、安定した電子線を与える電子源を提供する。 この電子源は、一端部に電子放出部を有する針状チップ（１）と、針状チップ（１）の一端部と異なる他端部に接合されているカップ状部品（６）と、カップ状部品（６）を加熱するためのフィラメント（３）とを備える。また、このフィラメント（３）は、カップ状部品（６）の内部に設けられている空隙中に、カップ状部品（６）に対して非接触状態になるように配置されている。
PCT/JP2008/058766 2007-05-16 2008-05-13 電子源 WO2008140080A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009514166A JP5011383B2 (ja) 2007-05-16 2008-05-13 電子源
US12/597,961 US8436524B2 (en) 2007-05-16 2008-05-13 Electron source
EP08752646.3A EP2148354B1 (en) 2007-05-16 2008-05-13 Electron source

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007130326 2007-05-16
JP2007-130326 2007-05-16

Publications (1)

Publication Number Publication Date
WO2008140080A1 true WO2008140080A1 (ja) 2008-11-20

Family

ID=40002270

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/058766 WO2008140080A1 (ja) 2007-05-16 2008-05-13 電子源

Country Status (4)

Country Link
US (1) US8436524B2 (ja)
EP (1) EP2148354B1 (ja)
JP (1) JP5011383B2 (ja)
WO (1) WO2008140080A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9640360B2 (en) 2011-10-12 2017-05-02 Hitachi High-Technologies Corporation Ion source and ion beam device using same
KR20210039442A (ko) * 2018-09-25 2021-04-09 주식회사 히타치하이테크 열전계 방출 전자원 및 전자빔 응용 장치

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5455700B2 (ja) 2010-02-18 2014-03-26 株式会社日立ハイテクノロジーズ 電界放出電子銃及びその制御方法
JP5363413B2 (ja) * 2010-05-10 2013-12-11 電気化学工業株式会社 電子源
US8896195B2 (en) 2010-10-21 2014-11-25 Hermes Microvision, Inc. Filament for electron source
US9105434B2 (en) * 2011-05-04 2015-08-11 The Board Of Regents Of The Nevada System Of Higher Education On Behalf Of The University Of Nevada, Las Vegas High current, high energy beam focusing element
US10790403B1 (en) 2013-03-14 2020-09-29 nVizix LLC Microfabricated vacuum photodiode arrays for solar power
WO2023001480A1 (en) * 2021-07-22 2023-01-26 Asml Netherlands B.V. System and apparatus for stabilizing electron sources in charged particle systems

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011576A (ja) 1973-05-31 1975-02-06
JPS57196445A (en) * 1981-05-26 1982-12-02 Ibm Forming electron beam generator
JPS5830035A (ja) * 1981-08-18 1983-02-22 New Japan Radio Co Ltd 点状陰極
JPS58189939A (ja) * 1982-04-30 1983-11-05 Mitsubishi Electric Corp 陰極アツセンブリ
JPH02288044A (ja) * 1989-04-03 1990-11-28 Philips Gloeilampenfab:Nv 放電管用陰極
JPH05128963A (ja) * 1991-04-18 1993-05-25 Hitachi Medical Corp 電子銃
JPH076718A (ja) * 1993-06-17 1995-01-10 Nec Corp 電子ビーム加工機用電子銃
JPH11224629A (ja) * 1998-02-09 1999-08-17 Hitachi Ltd 拡散補給型電子源、その製造方法および電子線装置
JP2001517857A (ja) * 1997-09-24 2001-10-09 ザ ウェルディング インスティテュート 荷電粒子ビームに関する改善
JP2006134638A (ja) 2004-11-04 2006-05-25 Univ Waseda 電子光学装置用電子ビーム源

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1963333C3 (de) * 1969-12-17 1973-12-13 Siemens Ag, 1000 Berlin U. 8000 Muenchen Strahlerzeugersystem und Verfahren zu dessen Herstellung
TW259878B (ja) * 1993-03-17 1995-10-11 Toshiba Co Ltd
JP2928480B2 (ja) * 1996-05-10 1999-08-03 電気興業株式会社 直熱型電子銃における陰極支持構造
CN1414590A (zh) * 2001-10-26 2003-04-30 东元资讯股份有限公司 阴极射线管使用的阴极及其产生电子的方法
EP2293316B1 (en) * 2003-02-14 2012-04-04 Mapper Lithography IP B.V. Dispenser cathode
WO2006075715A1 (ja) * 2005-01-14 2006-07-20 Denki Kagaku Kogyo Kabushiki Kaisha 電子源の製造方法
EP1705684A1 (en) * 2005-03-22 2006-09-27 ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH Stabilized emitter and method for stabilizing same
JP5128963B2 (ja) 2008-01-08 2013-01-23 日本電信電話株式会社 動画像の多重化方法とファイル読み込み方法及び装置，並びにそのプログラムとコンピュータ読み取り可能な記録媒体
JP5011576B2 (ja) 2008-11-05 2012-08-29 Ｎｅｃアクセステクニカ株式会社 ネットワークシステム、通信制御装置、通信制御方法、及びプログラム

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011576A (ja) 1973-05-31 1975-02-06
JPS57196445A (en) * 1981-05-26 1982-12-02 Ibm Forming electron beam generator
JPS5830035A (ja) * 1981-08-18 1983-02-22 New Japan Radio Co Ltd 点状陰極
JPS58189939A (ja) * 1982-04-30 1983-11-05 Mitsubishi Electric Corp 陰極アツセンブリ
JPH02288044A (ja) * 1989-04-03 1990-11-28 Philips Gloeilampenfab:Nv 放電管用陰極
JPH05128963A (ja) * 1991-04-18 1993-05-25 Hitachi Medical Corp 電子銃
JPH076718A (ja) * 1993-06-17 1995-01-10 Nec Corp 電子ビーム加工機用電子銃
JP2001517857A (ja) * 1997-09-24 2001-10-09 ザ ウェルディング インスティテュート 荷電粒子ビームに関する改善
JPH11224629A (ja) * 1998-02-09 1999-08-17 Hitachi Ltd 拡散補給型電子源、その製造方法および電子線装置
JP2006134638A (ja) 2004-11-04 2006-05-25 Univ Waseda 電子光学装置用電子ビーム源

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
D. TUGGLE, J. VAC. SCI. TECHNOL., vol. 16, 1979, pages 1699
See also references of EP2148354A4 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9640360B2 (en) 2011-10-12 2017-05-02 Hitachi High-Technologies Corporation Ion source and ion beam device using same
KR20210039442A (ko) * 2018-09-25 2021-04-09 주식회사 히타치하이테크 열전계 방출 전자원 및 전자빔 응용 장치
KR102523388B1 (ko) * 2018-09-25 2023-04-20 주식회사 히타치하이테크 열전계 방출 전자원 및 전자빔 응용 장치

Also Published As

Publication number Publication date
JP5011383B2 (ja) 2012-08-29
EP2148354A4 (en) 2011-09-07
EP2148354A1 (en) 2010-01-27
EP2148354B1 (en) 2014-09-24
US20100090581A1 (en) 2010-04-15
JPWO2008140080A1 (ja) 2010-08-05
US8436524B2 (en) 2013-05-07

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