[go: up one dir, main page]

TRAN et al., 2022 - Google Patents

CURRENT TECHNOLOGIES FOR TRITIUM MONITORING IN GAS AND NEW DEVELOPMENT DURING THE M IONIX–TGN DEVELOPMENT PROJECT

TRAN et al., 2022

Document ID
8480124006786625471
Author
TRAN V
LEFEBVRE H
Publication year
Publication venue
Proceedings of the International Topical Workshop on Fukushima Decommissioning Research 2022

External Links

Snippet

Tritium is very difficult to analyze mainly because its emission type (beta minus), its chemical and its physical behavior. However, during dismantling activities as well as environmental control, it is necessary to characterize it with low uncertainty. Tritium is a radionuclide …
Continue reading at www.jstage.jst.go.jp (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/17—Circuit arrangements not adapted to a particular type of detector
    • G01T1/178—Circuit arrangements not adapted to a particular type of detector for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain water
    • 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 not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons by transmitting the radiation through the material and measuring the absorption
    • G01N23/08—Investigating or analysing materials by the use of wave or particle radiation not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons by transmitting the radiation through the material and measuring the absorption using electric detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/02—Collecting means for receiving or storing samples to be investigated and possibly directly transporting the samples to the measuring arrangement; particularly for investigating radioactive fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/026—Semiconductor dose-rate meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T3/00—Measuring neutron radiation
    • G01T3/06—Measuring neutron radiation with scintillation detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/07—Investigating materials by wave or particle radiation secondary emission
    • G01N2223/076—X-ray fluorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/07—Investigating materials by wave or particle radiation secondary emission
    • G01N2223/074—Investigating materials by wave or particle radiation secondary emission activation analysis
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/02—Devices or arrangements for monitoring coolant or moderator
    • G21C17/04—Detecting burst slugs
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T5/00—Recording of movements or tracks of particles; Processing or analysis of such tracks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
    • G01V5/00—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity
    • G01V5/02—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for surface logging, e.g. from aircraft

Similar Documents

Publication Publication Date Title
Schulze et al. Low level radioactivity measurement in support of the CTBTO
Ringbom et al. Measurements of radioxenon in ground level air in South Korea following the claimed nuclear test in North Korea on October 9, 2006
George World history of radon research and measurement from the early 1900's to today
Finck High resolution field gamma spectrometry and its application to problems in environmental radiology
Magara et al. Development of analytical techniques for ultra trace amounts of nuclear materials in environmental samples using ICP-MS for safeguards
Budnitz Tritium instrumentation for environmental and occupational monitoring-A review
Bowyer et al. Automatic radioxenon analyzer for CTBT monitoring
Papp et al. Measurement of radon decay products and thoron decay products in air by beta counting using end-window Geiger-Muller counter
Foxe et al. Design and operation of the US Radionuclide Noble Gas Laboratory for the CTBTO
TRAN et al. CURRENT TECHNOLOGIES FOR TRITIUM MONITORING IN GAS AND NEW DEVELOPMENT DURING THE M IONIX–TGN DEVELOPMENT PROJECT
Kalinowski et al. The complexity of CTBT verification. Taking noble gas monitoring as an example
Zhan-Ying et al. Determination of atmospheric krypton and xenon by gas chromatography-mass spectrometry in direct injection mode
Długosz-Lisiecka Application of modern anticoincidence (AC) system in HPGe γ-spectrometry for the detection limit lowering of the radionuclides in air filters
Lebel et al. In-situ field gamma spectrometry in a radionuclide air sampler
RU2369880C2 (en) Method for measurement of radioactive inertial gases in atmosphere and device for its realisation
Olmez et al. Nondestructive analysis for silicon, rubidium, and yttrium in atomspheric particulate material
Wo et al. Validation of Ra-226 and K-40 measurement in environmental samples using gamma spectrometry system
Chen et al. Measurement and sampling techniques verification for an online gaseous tritium monitoring method
El-Gammal et al. Age determination of Pu-bearing samples using gamma spectrometry for safeguards and nuclear forensics applications
Buchtela Radioactivity Measurements
Bieringer et al. Radioactivity Sensors
Cohen et al. Error prevention at a radon measurement service laboratory
KR20220100394A (en) The calculation method of calibration factors for portable tritium-in-air-monitor using gamma rays
Garabandić et al. Monitoring of tritium in surface waters in PC, Nuclear facilities of Serbia
Mubashir et al. Set up and test of an anticoincidence system for the detection of radioactive xenon by gamma spectrometry system