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Background reduction and noise discrimination in the proportional counting of tritium using pulse-shape analysis

Abstract

A pulse-shape analysis (PSA) unit of commercial design has been incorporated into a proportional counting system to determine the effectiveness of pulse-shape discrimination in increasing the sensitivity of tritium counting. It was found that a quantitative determination of tritium could be obtained directly from the PSA time spectrum eliminating the need for beta-ray energy selection used in the pulse-shape discrimination (PSD) technique. The performance of the proportional counting system was tested using the PSA unit and anticoincidence shielding, both singly and combined, under several types of background. A background reduction factor of 169 was obtained from the combined PSA-anticoincidence system with only a 2% loss in tritium counting efficiency. The PSA method was also found to offer significant reductions in noise background.
Authors:
Hochel, R C; Hayes, D W [1] 
  1. Du Pont de Nemours (E.I.) and Co., Aiken, S.C. (USA). Savannah River Lab.
Publication Date:
Dec 01, 1975
Product Type:
Journal Article
Reference Number:
AIX-07-237858; ERA-02-005609; EDB-76-098510
Resource Relation:
Journal Name: Nucl. Instrum. Methods; (Netherlands); Journal Volume: 130:1
Subject:
46 INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY; 37 INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY; PROPORTIONAL COUNTERS; PULSE ANALYZERS; TRITIUM; RADIOMETRIC ANALYSIS; BACKGROUND RADIATION; COUNTING TECHNIQUES; NOISE; PERFORMANCE; PULSE DISCRIMINATORS; SENSITIVITY; SPECIFICATIONS; BETA DECAY RADIOISOTOPES; BETA-MINUS DECAY RADIOISOTOPES; CHEMICAL ANALYSIS; DISCRIMINATORS; ELECTRONIC CIRCUITS; ELECTRONIC EQUIPMENT; HYDROGEN ISOTOPES; ISOTOPES; LIGHT NUCLEI; MEASURING INSTRUMENTS; NUCLEI; ODD-EVEN NUCLEI; PULSE CIRCUITS; QUANTITATIVE CHEMICAL ANALYSIS; RADIATION DETECTORS; RADIATIONS; RADIOISOTOPES; YEARS LIVING RADIOISOTOPES; 440101* - Radiation Instrumentation- General Detectors or Monitors & Radiometric Instruments; 400103 - Radiometric & Radiochemical Procedures- (-1987)
OSTI ID:
7262107
Country of Origin:
Netherlands
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: NUIMA
Submitting Site:
INIS
Size:
Pages: 183-188
Announcement Date:
Aug 01, 1976

Citation Formats

Hochel, R C, and Hayes, D W. Background reduction and noise discrimination in the proportional counting of tritium using pulse-shape analysis. Netherlands: N. p., 1975. Web. doi:10.1016/0029-554X(75)90172-X.
Hochel, R C, & Hayes, D W. Background reduction and noise discrimination in the proportional counting of tritium using pulse-shape analysis. Netherlands. https://doi.org/10.1016/0029-554X(75)90172-X
Hochel, R C, and Hayes, D W. 1975. "Background reduction and noise discrimination in the proportional counting of tritium using pulse-shape analysis." Netherlands. https://doi.org/10.1016/0029-554X(75)90172-X.
@misc{etde_7262107,
title = {Background reduction and noise discrimination in the proportional counting of tritium using pulse-shape analysis}
author = {Hochel, R C, and Hayes, D W}
abstractNote = {A pulse-shape analysis (PSA) unit of commercial design has been incorporated into a proportional counting system to determine the effectiveness of pulse-shape discrimination in increasing the sensitivity of tritium counting. It was found that a quantitative determination of tritium could be obtained directly from the PSA time spectrum eliminating the need for beta-ray energy selection used in the pulse-shape discrimination (PSD) technique. The performance of the proportional counting system was tested using the PSA unit and anticoincidence shielding, both singly and combined, under several types of background. A background reduction factor of 169 was obtained from the combined PSA-anticoincidence system with only a 2% loss in tritium counting efficiency. The PSA method was also found to offer significant reductions in noise background.}
doi = {10.1016/0029-554X(75)90172-X}
journal = []
volume = {130:1}
journal type = {AC}
place = {Netherlands}
year = {1975}
month = {Dec}
}