GB2109989B - Stepped gap achromatic bending magnet - Google Patents

Stepped gap achromatic bending magnet

Info

Publication number
GB2109989B
GB2109989B GB08233048A GB8233048A GB2109989B GB 2109989 B GB2109989 B GB 2109989B GB 08233048 A GB08233048 A GB 08233048A GB 8233048 A GB8233048 A GB 8233048A GB 2109989 B GB2109989 B GB 2109989B
Authority
GB
United Kingdom
Prior art keywords
bending magnet
stepped gap
achromatic
achromatic bending
stepped
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
GB08233048A
Other languages
English (en)
Other versions
GB2109989A (en
Inventor
Karl Leslie Brown
William Garfield Turnbull
Philip Thomas Jones
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Publication of GB2109989A publication Critical patent/GB2109989A/en
Application granted granted Critical
Publication of GB2109989B publication Critical patent/GB2109989B/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Radiation-Therapy Devices (AREA)
GB08233048A 1981-11-19 1982-11-19 Stepped gap achromatic bending magnet Expired GB2109989B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/323,010 US4425506A (en) 1981-11-19 1981-11-19 Stepped gap achromatic bending magnet

Publications (2)

Publication Number Publication Date
GB2109989A GB2109989A (en) 1983-06-08
GB2109989B true GB2109989B (en) 1986-04-30

Family

ID=23257404

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08233048A Expired GB2109989B (en) 1981-11-19 1982-11-19 Stepped gap achromatic bending magnet

Country Status (6)

Country Link
US (1) US4425506A (enExample)
JP (1) JPS5931500A (enExample)
CA (1) CA1192676A (enExample)
DE (1) DE3242852A1 (enExample)
FR (1) FR2516390B1 (enExample)
GB (1) GB2109989B (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4726046A (en) * 1985-11-05 1988-02-16 Varian Associates, Inc. X-ray and electron radiotherapy clinical treatment machine
JPH01237500A (ja) * 1988-03-18 1989-09-21 Mitsubishi Electric Corp 電子線照射装置
WO1992003028A1 (de) * 1990-08-06 1992-02-20 Siemens Aktiengesellschaft Synchrotronstrahlungsquelle
US6066852A (en) * 1994-07-15 2000-05-23 Hitachi, Ltd. Electron energy filter
US5508515A (en) * 1995-03-06 1996-04-16 Enge; Harald A. Mass recombinator for accelerator mass spectrometry
US7710051B2 (en) * 2004-01-15 2010-05-04 Lawrence Livermore National Security, Llc Compact accelerator for medical therapy
AU2005267078B8 (en) * 2004-07-21 2009-05-07 Mevion Medical Systems, Inc. A programmable radio frequency waveform generator for a synchrocyclotron
US7728311B2 (en) * 2005-11-18 2010-06-01 Still River Systems Incorporated Charged particle radiation therapy
US8003964B2 (en) 2007-10-11 2011-08-23 Still River Systems Incorporated Applying a particle beam to a patient
WO2009051697A1 (en) 2007-10-12 2009-04-23 Varian Medical Systems, Inc. Charged particle accelerators, radiation sources, systems, and methods
US8933650B2 (en) * 2007-11-30 2015-01-13 Mevion Medical Systems, Inc. Matching a resonant frequency of a resonant cavity to a frequency of an input voltage
US8581523B2 (en) * 2007-11-30 2013-11-12 Mevion Medical Systems, Inc. Interrupted particle source
US8198587B2 (en) * 2008-11-24 2012-06-12 Varian Medical Systems, Inc. Compact, interleaved radiation sources
US7831021B1 (en) 2009-08-31 2010-11-09 Varian Medical Systems, Inc. Target assembly with electron and photon windows
EP3581242B1 (en) 2012-09-28 2022-04-06 Mevion Medical Systems, Inc. Adjusting energy of a particle beam
CN104813749B (zh) 2012-09-28 2019-07-02 梅维昂医疗系统股份有限公司 控制粒子束的强度
JP6523957B2 (ja) 2012-09-28 2019-06-05 メビオン・メディカル・システムズ・インコーポレーテッド 磁場を変更するための磁性シム
TW201422278A (zh) 2012-09-28 2014-06-16 Mevion Medical Systems Inc 粒子加速器之控制系統
CN104813747B (zh) 2012-09-28 2018-02-02 梅维昂医疗系统股份有限公司 使用磁场颤振聚焦粒子束
TW201438787A (zh) 2012-09-28 2014-10-16 Mevion Medical Systems Inc 控制粒子治療
WO2014052718A2 (en) 2012-09-28 2014-04-03 Mevion Medical Systems, Inc. Focusing a particle beam
US10254739B2 (en) 2012-09-28 2019-04-09 Mevion Medical Systems, Inc. Coil positioning system
CN108770178B (zh) 2012-09-28 2021-04-16 迈胜医疗设备有限公司 磁场再生器
US8791656B1 (en) 2013-05-31 2014-07-29 Mevion Medical Systems, Inc. Active return system
US9730308B2 (en) 2013-06-12 2017-08-08 Mevion Medical Systems, Inc. Particle accelerator that produces charged particles having variable energies
EP3049151B1 (en) 2013-09-27 2019-12-25 Mevion Medical Systems, Inc. Particle beam scanning
US9962560B2 (en) 2013-12-20 2018-05-08 Mevion Medical Systems, Inc. Collimator and energy degrader
US10675487B2 (en) 2013-12-20 2020-06-09 Mevion Medical Systems, Inc. Energy degrader enabling high-speed energy switching
US9661736B2 (en) 2014-02-20 2017-05-23 Mevion Medical Systems, Inc. Scanning system for a particle therapy system
US9950194B2 (en) 2014-09-09 2018-04-24 Mevion Medical Systems, Inc. Patient positioning system
US10786689B2 (en) 2015-11-10 2020-09-29 Mevion Medical Systems, Inc. Adaptive aperture
WO2018009779A1 (en) 2016-07-08 2018-01-11 Mevion Medical Systems, Inc. Treatment planning
CN106139419B (zh) * 2016-07-29 2022-10-28 中国原子能科学研究院 用于治疗肿瘤的旋转机架
US11103730B2 (en) 2017-02-23 2021-08-31 Mevion Medical Systems, Inc. Automated treatment in particle therapy
US10622114B2 (en) 2017-03-27 2020-04-14 Varian Medical Systems, Inc. Systems and methods for energy modulated radiation therapy
US10653892B2 (en) 2017-06-30 2020-05-19 Mevion Medical Systems, Inc. Configurable collimator controlled using linear motors
JP2022524103A (ja) 2019-03-08 2022-04-27 メビオン・メディカル・システムズ・インコーポレーテッド カラム別の放射線の照射およびそのための治療計画の生成

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3360647A (en) * 1964-09-14 1967-12-26 Varian Associates Electron accelerator with specific deflecting magnet structure and x-ray target
NL6716628A (enExample) 1967-12-07 1969-06-10
FR2173752A1 (en) * 1972-03-01 1973-10-12 Thomson Csf Electron beam diffuser - for homogeneous irradiation density esp of radiotherapy appts
GB1463001A (en) * 1973-01-22 1977-02-02 Varian Associates Achromatic magnetic beam deflection system
US3838284A (en) * 1973-02-26 1974-09-24 Varian Associates Linear particle accelerator system having improved beam alignment and method of operation
FR2357989A1 (fr) * 1976-07-09 1978-02-03 Cgr Mev Dispositif d'irradiation utilisant un faisceau de particules chargees
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

Also Published As

Publication number Publication date
CA1192676A (en) 1985-08-27
GB2109989A (en) 1983-06-08
FR2516390A1 (fr) 1983-05-20
US4425506A (en) 1984-01-10
JPS5931500A (ja) 1984-02-20
FR2516390B1 (fr) 1988-04-08
JPH0440680B2 (enExample) 1992-07-03
DE3242852A1 (de) 1983-05-26

Similar Documents

Publication Publication Date Title
GB2109989B (en) Stepped gap achromatic bending magnet
US4489711B1 (en) Magnetic plaster
GB2167255B (en) Audience rating measuring system
GB2115159A (en) Electric dynamometer
JPS56130905A (en) Magnet
GB8501874D0 (en) Forming non-magnetic gap
GB2103868B (en) Magnet wires
GB2102628B (en) Electromagnetic contactor
GB8408361D0 (en) Housings
DE3275264D1 (en) Amplifiers
JPS57157411A (en) Electromagnetic contactor
DE3267683D1 (en) Electric coil
GB2099633B (en) Magnet assembly
GB2096625B (en) Magnet wire
JPS57119762A (en) Magnetic member
JPS57132627A (en) Magnet relay
GB2104221B (en) Shapemeter
GB8411999D0 (en) Haversack yoke
GB8431888D0 (en) Housings
JPS57196439A (en) Electromagnetic contactor
GB2095733B (en) Insulating frame member
KR820000358Y1 (en) Painting-board for magnet
JPS57191889A (en) Magnetic bubbled main unit
JPS57195091A (en) Capstan
JPS57210528A (en) Electromagnetic contactor

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20021118