FR2551302B1 - Structure ferromagnetique d'une source d'ions creee par des aimants permanents et des solenoides - Google Patents

Structure ferromagnetique d'une source d'ions creee par des aimants permanents et des solenoides

Info

Publication number
FR2551302B1
FR2551302B1 FR8313886A FR8313886A FR2551302B1 FR 2551302 B1 FR2551302 B1 FR 2551302B1 FR 8313886 A FR8313886 A FR 8313886A FR 8313886 A FR8313886 A FR 8313886A FR 2551302 B1 FR2551302 B1 FR 2551302B1
Authority
FR
France
Prior art keywords
solenoids
permanent magnets
ion source
ferromagnetic structure
source created
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
FR8313886A
Other languages
English (en)
Other versions
FR2551302A1 (fr
Inventor
Bernard Jacquot
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8313886A priority Critical patent/FR2551302B1/fr
Priority to EP84401688A priority patent/EP0138642B1/fr
Priority to DE8484401688T priority patent/DE3472495D1/de
Priority to US06/645,442 priority patent/US4580120A/en
Priority to JP59179521A priority patent/JPS6091600A/ja
Publication of FR2551302A1 publication Critical patent/FR2551302A1/fr
Application granted granted Critical
Publication of FR2551302B1 publication Critical patent/FR2551302B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J27/00—Ion beam tubes
    • H01J27/02—Ion sources; Ion guns
    • H01J27/16—Ion sources; Ion guns using high-frequency excitation, e.g. microwave excitation
    • H01J27/18—Ion sources; Ion guns using high-frequency excitation, e.g. microwave excitation with an applied axial magnetic field

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Particle Accelerators (AREA)
  • Magnetic Treatment Devices (AREA)
  • Plasma Technology (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Electromagnets (AREA)
FR8313886A 1983-08-30 1983-08-30 Structure ferromagnetique d'une source d'ions creee par des aimants permanents et des solenoides Expired FR2551302B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8313886A FR2551302B1 (fr) 1983-08-30 1983-08-30 Structure ferromagnetique d'une source d'ions creee par des aimants permanents et des solenoides
EP84401688A EP0138642B1 (fr) 1983-08-30 1984-08-17 Structure ferromagnétique d'une source d'ions créée par des aimants permanents et des solénoides
DE8484401688T DE3472495D1 (en) 1983-08-30 1984-08-17 Ion source ferromagnetic structure formed by permanent magnets and solenoids
US06/645,442 US4580120A (en) 1983-08-30 1984-08-29 Ferromagnetic structure of an ion source produced by permanent magnets and solenoids
JP59179521A JPS6091600A (ja) 1983-08-30 1984-08-30 永久磁石とソレノイドによつて作られるイオン源の強磁性体の構造体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8313886A FR2551302B1 (fr) 1983-08-30 1983-08-30 Structure ferromagnetique d'une source d'ions creee par des aimants permanents et des solenoides

Publications (2)

Publication Number Publication Date
FR2551302A1 FR2551302A1 (fr) 1985-03-01
FR2551302B1 true FR2551302B1 (fr) 1986-03-14

Family

ID=9291878

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8313886A Expired FR2551302B1 (fr) 1983-08-30 1983-08-30 Structure ferromagnetique d'une source d'ions creee par des aimants permanents et des solenoides

Country Status (5)

Country Link
US (1) US4580120A (fr)
EP (1) EP0138642B1 (fr)
JP (1) JPS6091600A (fr)
DE (1) DE3472495D1 (fr)
FR (1) FR2551302B1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646045A (en) * 1985-03-25 1987-02-24 General Electric Company Aperture sized disc shaped end caps of a ferromagnetic shield for magnetic resonance magnets
FR2583250B1 (fr) * 1985-06-07 1989-06-30 France Etat Procede et dispositif d'excitation d'un plasma par micro-ondes a la resonance cyclotronique electronique
FR2595868B1 (fr) * 1986-03-13 1988-05-13 Commissariat Energie Atomique Source d'ions a resonance cyclotronique electronique a injection coaxiale d'ondes electromagnetiques
US4654618A (en) * 1986-05-01 1987-03-31 The United States Of America As Represented By The Secretary Of The Army Confinement of kOe magnetic fields to very small areas in miniature devices
US4658228A (en) * 1986-05-01 1987-04-14 The United States Of America As Represented By The Secreatry Of The Army Confinement of longitudinal, axially symmetric, magnetic fields to annular regions with permanent magnets
FR2601498B1 (fr) * 1986-07-10 1988-10-07 Commissariat Energie Atomique Source d'ions a resonance cyclotronique electronique
JP2804024B2 (ja) * 1986-10-31 1998-09-24 株式会社日立製作所 マイクロ波イオン源
US4698611A (en) * 1986-12-03 1987-10-06 General Electric Company Passive shimming assembly for MR magnet
GB8701363D0 (en) * 1987-01-22 1987-02-25 Oxford Instr Ltd Magnetic field generating assembly
US4778561A (en) * 1987-10-30 1988-10-18 Veeco Instruments, Inc. Electron cyclotron resonance plasma source
US5136273A (en) * 1988-10-17 1992-08-04 Kabushiki Kaisha Toshiba Magnet apparatus for use in a magnetic resonance imaging system
ATE127615T1 (de) * 1991-05-21 1995-09-15 Materials Research Corp Sanftaetz-einheit fuer modulare bearbeitungsanlagen und ecr-plasmaerzeuger fuer eine solche einheit.
US5389879A (en) * 1992-12-18 1995-02-14 Pulyer; Yuly M. MRI device having high field strength cylindrical magnet with two axially spaced electromagnets
GB9302587D0 (en) * 1993-02-10 1993-03-24 Boc Group The Magnitc structures
US5396207A (en) * 1994-08-05 1995-03-07 General Electric Company On-shoulder MRI magnet for human brain imaging
FR2749703B1 (fr) * 1996-06-11 1998-07-24 Commissariat Energie Atomique Dispositif pour engendrer un champ magnetique et source ecr comportant ce dispositif
FR2757310B1 (fr) * 1996-12-18 2006-06-02 Commissariat Energie Atomique Systeme magnetique, en particulier pour les sources ecr, permettant la creation de surfaces fermees d'equimodule b de forme et de dimensions quelconques
DE19933762C2 (de) * 1999-07-19 2002-10-17 Juergen Andrae Gepulste magnetische Öffnung von Elektronen-Zyklotron-Resonanz-Jonenquellen zur Erzeugung kurzer, stromstarker Pulse hoch geladener Ionen oder von Elektronen
JP5481070B2 (ja) * 2006-01-19 2014-04-23 マサチューセッツ インスティテュート オブ テクノロジー 粒子加速のための磁場生成方法、磁石構造体及びその製造方法
WO2010132069A1 (fr) * 2009-05-15 2010-11-18 Alpha Source Llc Appareil, système et procédé de générateur d'isotopes à faisceaux de particules
JP2014082150A (ja) * 2012-10-18 2014-05-08 Nissin Ion Equipment Co Ltd プラズマ源

Also Published As

Publication number Publication date
EP0138642A1 (fr) 1985-04-24
DE3472495D1 (en) 1988-08-04
FR2551302A1 (fr) 1985-03-01
JPS6091600A (ja) 1985-05-22
US4580120A (en) 1986-04-01
EP0138642B1 (fr) 1988-06-29

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Legal Events

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ST Notification of lapse