IEC 61452:1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Nuclear instrumentation - Measurement of gamma-ray emission rates of radionuclides - Calibration and use of germanium spectrometers
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English - French
13-09-1995
31-12-2021
FOREWORD
INTRODUCTION
Clause
1 Scope and object
2 Normative references
3 Definitions and symbols
3.1 Special word usage
3.2 Definitions
3.3 Symbols
4 Installation of instrumentation
5 Peak analysis and calibration procedures
5.1 Peak-finding algorithm
5.2 Peak position and area measurement
5.3 Energy calibration
5.4 Efficiency calibration measurement
5.4.1 Standardization for specific radionuclides
5.4.2 Detector efficiency as a function of
energy
5.4.3 Efficiency function or look-up table
6 Gamma-ray measurements with Ge spectrometers
6.1 Measurement of gamma-ray energies
6.2 Measurement of gamma-ray emission rates and
radionuclides activities
6.2.1 Subtraction of interference peaks in the
background
6.2.2 Radioactive decay
6.2.3 Pulse pile-up (random summing)
6.2.4 Cascade (coincidence summing)
6.2.5 Attenuation corrections
7 Performance tests of the spectrometry system
7.1 Multichannel-analyzer clocks
7.2 D.C. offset and pole-zero settings
7.3 Energy calibration
7.4 System efficiency and resolution
7.5 Pulse pile-up (random summing)
8 Performance tests of the analysis software
8.1 Test of automatic peak-finding algorithm
8.2 Test of independence of peak-area from the gross
peak-height to continuum-height ratio
8.3 Test of the doublet-peak finding and fitting
algorithms
9 Verification of the entire analysis process
9.1 Assessment of the magnitude of cascade summing
9.2 Absolute error in the relative full-energy-peak
efficiency
9.3 Accuracy of the full-energy-peak efficiency
10 Radionuclide identification
11 Uncertainties and uncertainty propagation
Annexes
A Procedures for characterization of a Ge gamma-ray
spectrometer
B Measurement of peak position, net area and their
uncertainties
C Equations for the correction of cascade gamma-ray
summing
D Construction of shields for Ge spectrometers
E Bibliography
Tables
Figures
Establishes methods for the calibration and use of germanium spectrometers for the measurement of gamma-ray energies anad emission rates over the energy range from 59 keV to approximately 3 000 keV and the calculation of sources activities
| Committee |
TC 45
|
| DevelopmentNote |
Stability Date: 2018. (09/2017)
|
| DocumentType |
Standard
|
| Pages |
187
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| 20/30412413 DC : 2020 | Identical |
| BS EN ISO 10703:2015 | Water quality. Determination of the activity concentration of radionuclides. Method by high resolution gamma-ray spectrometry |
| I.S. EN ISO 18589-3:2017 | MEASUREMENT OF RADIOACTIVITY IN THE ENVIRONMENT - SOIL - PART 3: TEST METHOD OF GAMMA-EMITTING RADIONUCLIDES USING GAMMA-RAY SPECTROMETRY (ISO 18589-3:2015, CORRECTED VERSION 2015-12-01) |
| EN ISO 10703:2015 | Water quality - Determination of the activity concentration of radionuclides - Method by high resolution gamma-ray spectrometry (ISO 10703:2007) |
| ISO 13164-2:2013 | Water quality — Radon-222 — Part 2: Test method using gamma-ray spectrometry |
| NF ISO 10703 : 2008 | WATER QUALITY - DETERMINATION OF THE ACTIVITY CONCENTRATION OF RADIONUCLIDES - METHOD BY HIGH RESOLUTION GAMMA-RAY SPECTROMETRY |
| BS ISO 13164-2:2013 | Water quality. Radon-222 Test method using gamma-ray spectrometry |
| 13/30286383 DC : 0 | BS ISO 18589-3 - MEASUREMENT OF RADIOACTIVITY IN THE ENVIRONMENT - SOIL - PART 3: MEASUREMENT OF GAMMA-EMITTING RADIONUCLIDES |
| BS IEC 61428:1998 | Nuclear instrumentation. Sample containers for gamma-ray spectrometry with Ge-detectors |
| IEC 61428:1998 | Nuclear instrumentation - Sample containers for gamma-ray spectrometry with Ge-detectors |
| I.S. EN ISO 10703:2015 | WATER QUALITY - DETERMINATION OF THE ACTIVITY CONCENTRATION OF RADIONUCLIDES - METHOD BY HIGH RESOLUTION GAMMA-RAY SPECTROMETRY (ISO 10703:2007) |
| BS ISO 18589-3 : 2015 | MEASUREMENT OF RADIOACTIVITY IN THE ENVIRONMENT - SOIL - PART 3: TEST METHOD OF GAMMA-EMITTING RADIONUCLIDES USING GAMMA-RAY SPECTROMETRY |
| ISO 14850-1:2004 | Nuclear energy — Waste-packages activity measurement — Part 1: High-resolution gamma spectrometry in integral mode with open geometry |
| API 551 : 2016 | PROCESS MEASUREMENT |
| DIN EN ISO 10703:2015-12 | Water quality - Determination of the activity concentration of radionuclides - Method by high resolution gamma-ray spectrometry (ISO 10703:2007) |
| BS EN ISO 18589-3:2017 | Measurement of radioactivity in the environment. Soil Test method of gamma-emitting radionuclides using gamma-ray spectrometry |
| 12/30228762 DC : DRAFT JAN 2012 | BS ISO 13164-2 - WATER QUALITY - MEASUREMENT OF THE ACTIVITY CONCENTRATION OF RADON-222 - PART 2: GAMMA SPECTROMETRY METHOD |
| BS ISO 14850-1:2004 | Nuclear energy. Waste-packages activity measurement High-resolution gamma spectrometry in integral mode with open geometry |
| ISO 10703:2007 | Water quality — Determination of the activity concentration of radionuclides — Method by high resolution gamma-ray spectrometry |
| UNE-EN ISO 10703:2016 | Water quality - Determination of the activity concentration of radionuclides - Method by high resolution gamma-ray spectrometry (ISO 10703:2007) |
| IEC 61151:1992 | Nuclear instrumentation - Amplifiers and preamplifiers used with detectors of ionizing radiation - Test procedures |
| IEC 60973:1989 | Test procedures for germanium gamma-ray detectors |
| IEC 61342:1995 | Nuclear instrumentation - Multichannel pulse height analyzers - Main characteristics, technical requirements and test methods |
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