Application of the optically stimulated luminescence (OSL) technique in space dosimetry

E. G. Yukihara, G. O. Sawakuchi, S. Guduru, S. W.S. McKeever, R. Gaza, E. R. Benton, N. Yasuda, Y. Uchihori, H. Kitamura

Research output: Contribution to journalArticlepeer-review

61 Scopus citations

Abstract

This paper reviews the state of the optically stimulated luminescence (OSL) technique for space dosimetry applications, focusing on the properties of carbon-doped aluminum oxide (Al2O3:C). New data presented include the most complete and recent values for the relative efficiency ηHCP, γ for heavy charged particles as a function of the incident radiation's linear energy transfer (LET), obtained through ground-based experiments at heavy ion accelerators. We also discuss the factors influencing the OSL efficiencies, the LET-dependent properties of Al2O3:C, and the experience gained from past space experiments using Al2O3:C. The characterization of the OSL efficiency values as a function of LET allows the use of the OSL of Al2O3:C in combination with plastic nuclear track detectors for personal dosimetry of astronauts, as proposed by the NCRP Report 142.

Original languageEnglish (US)
Pages (from-to)1126-1135
Number of pages10
JournalRadiation Measurements
Volume41
Issue number9-10
DOIs
StatePublished - Oct 2006
Externally publishedYes

ASJC Scopus subject areas

  • Radiation
  • Instrumentation

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