Dose estimation and radon action level problems due to nanosize radon progeny aerosols in underground manganese ore

Norbert Kávási1, Tamás Vigh, Tibor Kovács

  • 1Research Center for Radiation Protection, National Institute of Radiological Sciences, Environmental Radiation Effects Research Group, Anagawa 4-9-1, Inage-ku, Chiba 263 8555, Japan. norbert@fml.nirs.go.jp