LU43749A1 - - Google Patents

Info

Publication number
LU43749A1
LU43749A1 LU43749DA LU43749A1 LU 43749 A1 LU43749 A1 LU 43749A1 LU 43749D A LU43749D A LU 43749DA LU 43749 A1 LU43749 A1 LU 43749A1
Authority
LU
Luxembourg
Application number
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 LU43749A1 publication Critical patent/LU43749A1/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • 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
    • H01J37/065—Construction of guns or parts thereof
    • 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
    • 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
    • H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electron Sources, Ion Sources (AREA)
LU43749D 1962-05-30 1963-05-15 LU43749A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR899323A FR1354784A (fr) 1962-05-30 1962-05-30 Canon à électrons

Publications (1)

Publication Number Publication Date
LU43749A1 true LU43749A1 (fr) 1963-07-15

Family

ID=8780121

Family Applications (1)

Application Number Title Priority Date Filing Date
LU43749D LU43749A1 (fr) 1962-05-30 1963-05-15

Country Status (5)

Country Link
BE (1) BE633078A (fr)
DE (1) DE1876616U (fr)
FR (1) FR1354784A (fr)
GB (1) GB1020725A (fr)
LU (1) LU43749A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0473216B1 (fr) * 1990-08-10 1997-03-19 Koninklijke Philips Electronics N.V. Dispositif à faisceau de particules chargées
JP2732961B2 (ja) * 1991-07-18 1998-03-30 株式会社日立製作所 荷電粒子線装置

Also Published As

Publication number Publication date
DE1876616U (de) 1963-08-01
GB1020725A (en) 1966-02-23
BE633078A (fr)
FR1354784A (fr) 1964-03-13

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