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Amano, Hikaru; Koarashi, Jun*; Koma, T.*; Atarashi-Andoh, Mariko; Iida, Takao*
JAERI-Conf 2003-010, p.221 - 225, 2003/09
Concerning atmospherically released tritium (T) and C-14 we have developed a new method, which can analyze their fluxes and the deposition velocities. Firstly, a simultaneous sampling system for the speciation of atmospheric tritium and C-14 has been developed. This system determines varieties of chemical forms of tritium and C-14, namely tritiated water (HTO), elemental tritium gas (HT) and tritiated methane (CHT) for tritium,
CO
and 14C H4 for C-14, respectively. Secondly, a new method was developed to determine HT and
CO
deposition velocities. This method can determine their fluxes and the deposition velocities without any tritium and C-14 sources.
Amano, Hikaru; Koma, T.*; Atarashi-Andoh, Mariko; Koarashi, Jun; Iida, Takao*
Journal of Radioanalytical and Nuclear Chemistry, 252(2), p.353 - 357, 2002/00
Times Cited Count:6 Percentile:38.99(Chemistry, Analytical)no abstracts in English
Koarashi, Jun; Amano, Hikaru; Atarashi-Andoh, Mariko; Iida, Takao*; Koma, T.*
Radiation Protection Dosimetry, 93(3), p.237 - 243, 2001/00
Times Cited Count:9 Percentile:55.45(Environmental Sciences)no abstracts in English
Koarashi, Jun; Amano, Hikaru; Atarashi-Andoh, Mariko; Koma, T.*
JAERI-Research 99-053, p.21 - 0, 1999/09
no abstracts in English