DE1773597A1 - Verfahren zur Feststellung,Identifizierung und Analyse spaltbarer Isotope - Google Patents

Verfahren zur Feststellung,Identifizierung und Analyse spaltbarer Isotope

Info

Publication number
DE1773597A1
DE1773597A1 DE19681773597 DE1773597A DE1773597A1 DE 1773597 A1 DE1773597 A1 DE 1773597A1 DE 19681773597 DE19681773597 DE 19681773597 DE 1773597 A DE1773597 A DE 1773597A DE 1773597 A1 DE1773597 A1 DE 1773597A1
Authority
DE
Germany
Prior art keywords
neutron
delayed
fissile
neutrons
time
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.)
Pending
Application number
DE19681773597
Other languages
German (de)
English (en)
Inventor
Keepin George Robert
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.)
US Atomic Energy Commission (AEC)
Original Assignee
US Atomic Energy Commission (AEC)
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 US Atomic Energy Commission (AEC) filed Critical US Atomic Energy Commission (AEC)
Publication of DE1773597A1 publication Critical patent/DE1773597A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/09—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being neutrons
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/30—Subcritical reactors ; Experimental reactors other than swimming-pool reactors or zero-energy reactors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Analytical Chemistry (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE19681773597 1967-06-13 1968-06-10 Verfahren zur Feststellung,Identifizierung und Analyse spaltbarer Isotope Pending DE1773597A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64615767A 1967-06-13 1967-06-13

Publications (1)

Publication Number Publication Date
DE1773597A1 true DE1773597A1 (de) 1971-10-14

Family

ID=24591997

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681773597 Pending DE1773597A1 (de) 1967-06-13 1968-06-10 Verfahren zur Feststellung,Identifizierung und Analyse spaltbarer Isotope

Country Status (6)

Country Link
US (1) US3456113A (forum.php)
BE (1) BE716484A (forum.php)
DE (1) DE1773597A1 (forum.php)
FR (1) FR1584306A (forum.php)
GB (1) GB1168198A (forum.php)
NL (1) NL6808303A (forum.php)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686503A (en) * 1970-05-18 1972-08-22 Mobil Oil Corp In-situ assaying for uranium in rock formations
USRE29466E (en) * 1970-05-18 1977-11-01 Mobil Oil Corporation In-situ assaying for uranium in rock formations
US4388266A (en) * 1980-09-17 1983-06-14 Mobil Oil Corporation Method and system for monitoring ore grade of an uranium bearing mixture
US4647420A (en) * 1985-03-18 1987-03-03 The United States Of America As Represented By The Department Of Energy Nuclear fuel pin scanner
US5251242A (en) * 1992-06-22 1993-10-05 Westinghouse Electric Corp. Bi-metallic, self powered, fixed incore detector, and method of calibrating same
RU2142148C1 (ru) * 1999-02-11 1999-11-27 Научно-исследовательский институт технологии материалов Способ определения среднего заряда от нейтронов в импульсе камеры деления
FR2792079B1 (fr) * 1999-04-08 2001-05-25 Commissariat Energie Atomique Procede et dispositif d'analyse d'objets radioactifs
CN101833116B (zh) * 2004-03-01 2012-07-04 瓦润医药系统公司 通过中子和缓发中子识别特定核材料的存在
US7151815B2 (en) * 2004-04-06 2006-12-19 Westinghouse Electric Co Llc Nonintrusive method for the detection of concealed special nuclear material
US8891720B2 (en) 2004-09-24 2014-11-18 Lawrence Livermore National Security, Llc Fission meter and neutron detection using poisson distribution comparison
US8155258B2 (en) * 2004-09-24 2012-04-10 Lawrence Livermore National Security, Llc Fission meter
US7756237B2 (en) * 2004-10-19 2010-07-13 Lawrence Livermore National Security, Llc Absolute nuclear material assay
US8194814B2 (en) * 2004-09-24 2012-06-05 Lawrence Livermore National Security, Llc Detecting fission from special nuclear material sources
US8194813B2 (en) 2004-10-19 2012-06-05 Lawrence Livermore National Security, Llc Absolute nuclear material assay using count distribution (LAMBDA) space
US7482607B2 (en) * 2006-02-28 2009-01-27 Lawrenceville Plasma Physics, Inc. Method and apparatus for producing x-rays, ion beams and nuclear fusion energy
US8137976B2 (en) * 2006-07-12 2012-03-20 Varian Medical Systems, Inc. Dual angle radiation scanning of objects
US8718219B2 (en) 2007-06-14 2014-05-06 Passport Systems, Inc. Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from photon-induced fission
EP2266120A1 (en) * 2008-04-18 2010-12-29 L-3 Communications Security and Detection Systems, Inc. Distinguishing between classes of fissionable material
US9632188B2 (en) 2011-08-02 2017-04-25 Raytheon Company Noble gas detector for fissile content determination
US10247847B2 (en) * 2014-01-16 2019-04-02 University Of Florida Research Foundation, Inc. System and method for analysis of fissionable materials by neutron energy discrimination
WO2016196799A1 (en) * 2015-06-05 2016-12-08 Battelle Energy Alliance, Llc Systems and methods for determining an amount of fissile material in a reactor
WO2017043581A1 (ja) * 2015-09-09 2017-03-16 国立研究開発法人理化学研究所 非破壊検査装置と方法
CN113409972B (zh) * 2021-06-23 2022-11-08 中国核动力研究设计院 一种核燃料燃耗测量工艺
CN114660096B (zh) * 2022-04-14 2023-08-01 中国工程物理研究院材料研究所 一种材料热中子屏蔽性能的测试方法
CN117831808B (zh) * 2023-12-29 2025-04-11 同方威视技术股份有限公司 分析检测装置及乏燃料后处理系统

Also Published As

Publication number Publication date
GB1168198A (en) 1969-10-22
FR1584306A (forum.php) 1969-12-19
BE716484A (forum.php) 1968-11-04
US3456113A (en) 1969-07-15
NL6808303A (forum.php) 1968-12-16

Similar Documents

Publication Publication Date Title
DE1773597A1 (de) Verfahren zur Feststellung,Identifizierung und Analyse spaltbarer Isotope
DE69427880T2 (de) Verfahren und Vorrichtung zur Reduzierung der Porosität-Matrix-Dichte während der Messung der Porosität mittels epithermischer Neutronen in einem Bohrloch
DE2926051A1 (de) Verfahren zum bestimmen des spaltstoffgehaltes von kernbrennstoff und insbesondere des u-235-gehalts von uranbrennstoff in einem brennstoffelement
DE2329105C2 (de) Verfahren zum Messen der Konzentration von Wasser und eines spezifischen Bestandteils in einem Material
EP3410104B1 (de) Verfahren und vorrichtung zur multielementanalyse basierend auf neutronenaktivierung sowie verwendung
Beddingfield et al. Identification of fissile materials from fission product gamma-ray spectra
DE2341758A1 (de) Analysesystem
DE1923983A1 (de) Verfahren und Einrichtung zur zerstoerungsfreien Untersuchung einer Kernbrennstoffmenge
DE68911686T2 (de) Vorrichtung und verfahren zur messung der aktivität von radioaktiven mustern, die mehrere radioaktive isotope enthalten, ohne separate bestimmung des löschniveaus.
DE68915535T2 (de) Messung der Porosität mittels gepulster Neutronen.
DE2725750A1 (de) Verfahren und vorrichtung zur bestimmung des quench-effektes bei szintillationszaehlern mit fluessigem szintillator
DE3107327A1 (de) "verfahren und vorrichtung zur bestimmung des salz- und des schwefelgehalts einer fluessigkeit"
Krinninger et al. Pulsed neutron method for non-destructive and simultaneous determination of the 235U and 239Pu contents of irradiated and non-irradiated reactor fuel elements
DE69319242T2 (de) Geraet zum Messen von Gammaspektren in verrohrtem Bohrloch
DE2827463A1 (de) Verfahren zur bestimmung von lage und fliessgeschwindigkeit von in waagerechter richtung an der ein bohrloch umgebenden verrohrung in einem interessierenden formationsbereich vorbeifliessenden formationsfluessigkeiten
DE2260094C2 (de) Vorrichtung zum Bestimmunen des Äquivalent-Dosiswertes von Neutronen mit einem innerhalb einer Abschirmung angeordneten Albedo-Neutronendetektor
Block et al. Precision neutron total cross section measurements near 24 keV
DE2754309A1 (de) Verfahren und vorrichtung zur messung der dicke von baendern oder platten
Beer et al. Measurement of partial radiation widths of high energy transitions from keV capture resonances in56Fe and58, 60Ni
DE2726840A1 (de) Verfahren zum messen der zerfallsrate eines beta-strahlen emittierenden radionuklids in einer fluessigen probe
DE102017111935B4 (de) Verfahren und Vorrichtung zur Multielementanalyse basierend auf Neutronenaktivierung sowie Computerprogrammprodukt dafür
CA1250060A (en) Method and apparatus for differentiating low porosity limestones from high porosity gas sands
Filipow et al. The measurement of the depth of a point source of a radioisotope from gamma ray spectra
DE1598584B1 (de) Verfahren und vorrichtung zur durchfuehrung von aktivierungs analysen
DE69407311T2 (de) Verfahren zum nachweis des erdgehaltes von rüben