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Neutron measurements using bubble detectors--terrestrial and space.

H Ing1

  • 1Bubble Technology Industries Inc., Highway 17, Box 100, Chalk River, Ont., Canada. mailroom@bubbletech.ca

Radiation Measurements
|February 22, 2002
PubMed
Summary

Bubble detectors, a mature technology adapted from terrestrial use, are the latest advancement in personal neutron dosimetry. They meet stringent radiation protection requirements and achieve low detection thresholds, making them ideal for space missions.

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Area of Science:

  • Radiation detection
  • Dosimetry
  • Space science

Background:

  • Bubble detectors, adapted from terrestrial radiation monitoring, are utilized in space programs.
  • They represent the most recent technological advancement in personal neutron dosimetry.
  • Bubble detectors are recognized as a mature technology, approved by regulatory authorities in numerous countries.

Purpose of the Study:

  • To highlight the suitability of bubble detectors for personal neutron dosimetry.
  • To emphasize their established reliability and regulatory acceptance.
  • To underscore their capability in meeting low detection threshold requirements for radiation protection.

Main Methods:

  • Extensive type testing and quality assurance (QA) of bubble detectors.

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  • Evaluation against national radiation protection requirements.
  • Comparison with existing dosimetry technologies.

    • Main Results:

    • Bubble detectors have undergone rigorous testing and QA by multiple groups.
    • They have demonstrated compliance with national radiation protection standards.
    • Bubble detectors are approved as a dosimeter of record in many countries.

    Conclusions:

    • Bubble detectors are a reliable and mature technology for personal neutron dosimetry.
    • Their low detection threshold meets international recommendations (ICRP-60).
    • They are suitable for use in space programs and terrestrial applications requiring accurate neutron monitoring.