New method and installation for rapid determination of radon diffusion coefficient in various materials

Andrey Tsapalov, Loren Gulabyants, Mihail Livshits, Konstantin Kovler

Research output: Contribution to journalArticlepeer-review

Abstract

The mathematical apparatus and the experimental installation for the rapid determination of radon diffusion coefficient in various materials are developed. The single test lasts not longer than 18h and allows testing numerous materials, such as gaseous and liquid media, as well as soil, concrete and radon-proof membranes, in which diffusion coefficient of radon may vary in an extremely wide range, from 1·10-12 to 5·10-5m2/s. The uncertainty of radon diffusion coefficient estimation depends on the permeability of the sample and varies from about 5% (for the most permeable materials) to 40% (for less permeable materials, such as radon-proof membranes).

Original languageEnglish
Pages (from-to)7-14
Number of pages8
JournalJournal of Environmental Radioactivity
Volume130
DOIs
StatePublished - Apr 2014

Keywords

  • Building materials
  • Calculation
  • Diffusion coefficient
  • Measurements
  • Radon
  • Radon-proof membranes

All Science Journal Classification (ASJC) codes

  • Environmental Chemistry
  • Waste Management and Disposal
  • Pollution
  • Health, Toxicology and Mutagenesis

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