JPWO2021215330A1 - - Google Patents

Info

Publication number
JPWO2021215330A1
JPWO2021215330A1 JP2022516997A JP2022516997A JPWO2021215330A1 JP WO2021215330 A1 JPWO2021215330 A1 JP WO2021215330A1 JP 2022516997 A JP2022516997 A JP 2022516997A JP 2022516997 A JP2022516997 A JP 2022516997A JP WO2021215330 A1 JPWO2021215330 A1 JP WO2021215330A1
Authority
JP
Japan
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
JP2022516997A
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 filed Critical
Publication of JPWO2021215330A1 publication Critical patent/JPWO2021215330A1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H01J1/148—Solid thermionic cathodes characterised by the material with compounds having metallic conductive properties, e.g. lanthanum boride, as an emissive material
    • 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
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/16—Cathodes heated directly by an electric current characterised by the shape
    • 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, 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
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/19—Thermionic cathodes
    • H01J2201/196—Emission assisted by other physical processes, e.g. field- or photo emission
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Cold Cathode And The Manufacture (AREA)
JP2022516997A 2020-04-21 2021-04-14 Pending JPWO2021215330A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020075321 2020-04-21
PCT/JP2021/015465 WO2021215330A1 (ja) 2020-04-21 2021-04-14 電子源及びその製造方法、並びにエミッター及びこれを備える装置

Publications (1)

Publication Number Publication Date
JPWO2021215330A1 true JPWO2021215330A1 (ja) 2021-10-28

Family

ID=78269283

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022516997A Pending JPWO2021215330A1 (ja) 2020-04-21 2021-04-14

Country Status (7)

Country Link
US (1) US11915921B2 (ja)
EP (1) EP4131327A4 (ja)
JP (1) JPWO2021215330A1 (ja)
KR (1) KR20230004451A (ja)
CN (1) CN115428115A (ja)
TW (1) TW202211284A (ja)
WO (1) WO2021215330A1 (ja)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5525104B2 (ja) 1973-04-12 1980-07-03
JPS57196443A (en) * 1981-05-29 1982-12-02 Denki Kagaku Kogyo Kk Manufacture of hot cathode
JPS6332846A (ja) * 1986-07-25 1988-02-12 Tadao Suganuma 電子銃
JP4981049B2 (ja) * 2006-07-31 2012-07-18 トヨタ自動車株式会社 組部材と組部材の製造方法
JP5595199B2 (ja) 2010-09-23 2014-09-24 株式会社ニューフレアテクノロジー 電子銃および電子銃を用いた電子ビーム描画装置
CN103392216B (zh) * 2011-02-25 2016-10-05 株式会社Ｐａｒａｍ 电子枪及电子束装置
JP6002989B2 (ja) * 2012-05-24 2016-10-05 株式会社Ｐａｒａｍ 電子銃
WO2014007121A1 (ja) * 2012-07-03 2014-01-09 独立行政法人物質・材料研究機構 六ホウ化金属冷電界エミッター、その製造方法及び電子銃
EP3489986A4 (en) * 2016-07-19 2019-12-18 Denka Company Limited ELECTRON SOURCE AND PROCESS FOR PRODUCING THE SAME
JP6636472B2 (ja) * 2017-02-28 2020-01-29 株式会社日立ハイテクノロジーズ 電子源およびそれを用いた電子線装置
JP7445993B2 (ja) * 2019-07-23 2024-03-08 株式会社Param 電子銃装置

Also Published As

Publication number Publication date
US11915921B2 (en) 2024-02-27
EP4131327A1 (en) 2023-02-08
TW202211284A (zh) 2022-03-16
CN115428115A (zh) 2022-12-02
EP4131327A4 (en) 2023-07-05
WO2021215330A1 (ja) 2021-10-28
US20230215679A1 (en) 2023-07-06
KR20230004451A (ko) 2023-01-06

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