FR2802305B1 - Detecteur de rayonnement a collimation variable - Google Patents

Detecteur de rayonnement a collimation variable

Info

Publication number
FR2802305B1
FR2802305B1 FR9915469A FR9915469A FR2802305B1 FR 2802305 B1 FR2802305 B1 FR 2802305B1 FR 9915469 A FR9915469 A FR 9915469A FR 9915469 A FR9915469 A FR 9915469A FR 2802305 B1 FR2802305 B1 FR 2802305B1
Authority
FR
France
Prior art keywords
radiation detector
variable collimation
collimation radiation
variable
detector
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 - Lifetime
Application number
FR9915469A
Other languages
English (en)
Other versions
FR2802305A1 (fr
Inventor
Alain Lebrun
Marc Merelli
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 FR9915469A priority Critical patent/FR2802305B1/fr
Priority to US09/890,638 priority patent/US6723996B2/en
Priority to JP2001544052A priority patent/JP4689919B2/ja
Priority to PCT/FR2000/003428 priority patent/WO2001042814A2/fr
Priority to GB0118460A priority patent/GB2366864B/en
Publication of FR2802305A1 publication Critical patent/FR2802305A1/fr
Application granted granted Critical
Publication of FR2802305B1 publication Critical patent/FR2802305B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • 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
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Measurement Of Radiation (AREA)
FR9915469A 1999-12-08 1999-12-08 Detecteur de rayonnement a collimation variable Expired - Lifetime FR2802305B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9915469A FR2802305B1 (fr) 1999-12-08 1999-12-08 Detecteur de rayonnement a collimation variable
US09/890,638 US6723996B2 (en) 1999-12-08 2000-12-07 Variable collimation radiation detector
JP2001544052A JP4689919B2 (ja) 1999-12-08 2000-12-07 可変コリメーション機能を備えた放射検出器
PCT/FR2000/003428 WO2001042814A2 (fr) 1999-12-08 2000-12-07 Detecteur de rayonnement a collimation variable
GB0118460A GB2366864B (en) 1999-12-08 2000-12-07 Radiation detector with variable collimation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9915469A FR2802305B1 (fr) 1999-12-08 1999-12-08 Detecteur de rayonnement a collimation variable

Publications (2)

Publication Number Publication Date
FR2802305A1 FR2802305A1 (fr) 2001-06-15
FR2802305B1 true FR2802305B1 (fr) 2002-01-18

Family

ID=9553015

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9915469A Expired - Lifetime FR2802305B1 (fr) 1999-12-08 1999-12-08 Detecteur de rayonnement a collimation variable

Country Status (5)

Country Link
US (1) US6723996B2 (fr)
JP (1) JP4689919B2 (fr)
FR (1) FR2802305B1 (fr)
GB (1) GB2366864B (fr)
WO (1) WO2001042814A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7847260B2 (en) 2005-02-04 2010-12-07 Dan Inbar Nuclear threat detection
US8173970B2 (en) * 2005-02-04 2012-05-08 Dan Inbar Detection of nuclear materials
US7820977B2 (en) * 2005-02-04 2010-10-26 Steve Beer Methods and apparatus for improved gamma spectra generation
US8330132B2 (en) * 2008-08-27 2012-12-11 Varian Medical Systems, Inc. Energy modulator for modulating an energy of a particle beam
FR3042284B1 (fr) 2015-10-13 2019-06-21 Commissariat A L'energie Atomique Et Aux Energies Alternatives Dispositif d'attenuation pour l'instrumentation nucleaire par spectrometrie gamma comportant une cavite de forme de revolution

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134492A (ja) * 1984-07-27 1986-02-18 Hitachi Ltd 核酸泳動帯の検出器
JPS6280579A (ja) * 1985-10-04 1987-04-14 Nippon Atom Ind Group Co Ltd 放射能濃度測定装置
JPH0178977U (fr) * 1987-11-17 1989-05-26
FR2629249B1 (fr) * 1988-03-22 1992-04-30 Commissariat Energie Atomique Dispositif de mesure en ligne du rayonnement gamma emis par l'eau d'un circuit de reacteur nucleaire, notamment le circuit primaire de refroidissement d'un reacteur nucleaire a eau pressurisee
JPH02242191A (ja) * 1989-03-16 1990-09-26 Nuclear Fuel Ind Ltd 放射線測定装置
JPH07119837B2 (ja) * 1990-05-30 1995-12-20 株式会社日立製作所 Ｃｔ装置及び透過装置並びにｘ線発生装置
FR2688619B1 (fr) * 1992-03-10 1994-04-29 Commissariat Energie Atomique Ensemble de collimation du faisceau de rayons gamma emis par une tranche d'element combustible irradie et examine par un detecteur.
FR2706629B1 (fr) * 1993-06-16 1995-08-04 Stmi Dispositif de détection d'un rayonnement, notamment gamma, à collimation variable.
US6353227B1 (en) * 1998-12-18 2002-03-05 Izzie Boxen Dynamic collimators
US6518579B1 (en) * 1999-06-11 2003-02-11 Rensselaer Polytechnic Institute Non-destructive in-situ method and apparatus for determining radionuclide depth in media

Also Published As

Publication number Publication date
GB2366864A (en) 2002-03-20
WO2001042814A2 (fr) 2001-06-14
FR2802305A1 (fr) 2001-06-15
JP4689919B2 (ja) 2011-06-01
GB0118460D0 (en) 2001-09-19
US20020125429A1 (en) 2002-09-12
WO2001042814A3 (fr) 2001-12-13
GB2366864B (en) 2004-08-18
US6723996B2 (en) 2004-04-20
JP2003516548A (ja) 2003-05-13

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