GB1301493A - - Google Patents

Info

Publication number
GB1301493A
GB1301493A GB1301493DA GB1301493A GB 1301493 A GB1301493 A GB 1301493A GB 1301493D A GB1301493D A GB 1301493DA GB 1301493 A GB1301493 A GB 1301493A
Authority
GB
United Kingdom
Prior art keywords
sin
sector
tan
magnetic
angle
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.)
Expired
Application number
Other languages
English (en)
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 GB1301493A publication Critical patent/GB1301493A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/76—Deflecting by magnetic fields only
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/08—Deviation, concentration or focusing of the beam by electric or magnetic means
    • G21K1/093—Deviation, concentration or focusing of the beam by electric or magnetic means by magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Particle Accelerators (AREA)
  • Electron Tubes For Measurement (AREA)
GB1301493D 1969-09-10 1970-09-08 Expired GB1301493A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6930797A FR2058485A1 (enrdf_load_stackoverflow) 1969-09-10 1969-09-10

Publications (1)

Publication Number Publication Date
GB1301493A true GB1301493A (enrdf_load_stackoverflow) 1972-12-29

Family

ID=9039893

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1301493D Expired GB1301493A (enrdf_load_stackoverflow) 1969-09-10 1970-09-08

Country Status (5)

Country Link
US (1) US3691374A (enrdf_load_stackoverflow)
JP (1) JPS519120B1 (enrdf_load_stackoverflow)
CH (1) CH519838A (enrdf_load_stackoverflow)
FR (1) FR2058485A1 (enrdf_load_stackoverflow)
GB (1) GB1301493A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19838600B4 (de) * 1997-08-28 2007-05-31 Hitachi, Ltd. Energiefilter und Elektronenmikroskop mit Energiefilter
DE19860988B4 (de) * 1997-08-28 2007-12-13 Hitachi, Ltd. Elektronenmikroskop mit Energiefilter

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867635A (en) * 1973-01-22 1975-02-18 Varian Associates Achromatic magnetic beam deflection system
FR2260253B1 (enrdf_load_stackoverflow) * 1974-02-04 1976-11-26 Cgr Mev
CA993124A (en) * 1974-08-15 1976-07-13 Edward A. Heighway Magnetic beam deflector system
FR2357989A1 (fr) * 1976-07-09 1978-02-03 Cgr Mev Dispositif d'irradiation utilisant un faisceau de particules chargees
FR2423951A1 (fr) * 1978-04-21 1979-11-16 Cgr Mev Miroir magnetique pour faisceaux de particules chargees, et accelerateur de particules muni d'un tel miroir
FR2453492A1 (fr) * 1979-04-03 1980-10-31 Cgr Mev Dispositif de deviation magnetique achromatique d'un faisceau de particules chargees et appareil d'irradiation utilisant un tel dispositif
CA1143839A (en) * 1980-06-04 1983-03-29 Majesty (Her) In Right Of Canada As Represented By Atomic Energy Of Canada Limited Two magnet asymmetric doubly achromatic beam deflection system
US4455489A (en) * 1981-11-19 1984-06-19 Varian Associates, Inc. Quadrupole singlet focusing for achromatic parallel-to-parallel devices
US4687936A (en) * 1985-07-11 1987-08-18 Varian Associates, Inc. In-line beam scanning system
DE3532699A1 (de) * 1985-09-13 1987-03-26 Zeiss Carl Fa Elektronenenergiefilter vom omega-typ
DE3532698A1 (de) * 1985-09-13 1987-03-26 Zeiss Carl Fa Elektronenenergiefilter vom alpha-typ
JP3332706B2 (ja) * 1996-02-16 2002-10-07 三菱重工業株式会社 偏向電磁石

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19838600B4 (de) * 1997-08-28 2007-05-31 Hitachi, Ltd. Energiefilter und Elektronenmikroskop mit Energiefilter
DE19860988B4 (de) * 1997-08-28 2007-12-13 Hitachi, Ltd. Elektronenmikroskop mit Energiefilter

Also Published As

Publication number Publication date
JPS519120B1 (enrdf_load_stackoverflow) 1976-03-24
DE2044879B2 (de) 1976-10-28
US3691374A (en) 1972-09-12
CH519838A (fr) 1972-02-29
FR2058485A1 (enrdf_load_stackoverflow) 1971-05-28
DE2044879A1 (de) 1971-03-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee