Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Hiroyuki Okabayashi"'
Publikováno v:
Journal of Radiation Research. 16:142-151
Autor:
Hiroyuki Okabayashi
Publikováno v:
Journal of Radiation Research. 20:106-120
In a span of about one month after the inhalation of plutonium nitrate aerosol in the adult Wistar rats, the whole body retention of plutonium decreased with three different exponential terms and they had approximate half-lives of 1.5 days, 8 days an
Publikováno v:
Journal of Radiation Research. 19:62-69
This report presents the results on the measurements of plutonium in samples of various human organs of Japanese collected in Niigata prefecture since 1963 to 1973. The results showed that the averaged concentrations of Pu-239+240 in cerebrum, lung,
Autor:
Hiroyuki OKABAYASHI
Publikováno v:
Journal of the Atomic Energy Society of Japan / Atomic Energy Society of Japan. 25:776-782
Publikováno v:
Japanese Journal of Health Physics. 2:173-178
The characteristic distribution of radioactive fallout 90Sr and 137Cs absorbed into a Satsuma orange fruit was investigated. After peeling, the so-called edible part of the fruit was divided into two parts by use of an autojuicer. One was juice inclu
Publikováno v:
Japanese Journal of Health Physics. 8:73-78
Distribution in the body and excretion pattern of uranium have been investigated, following the inhalation of uranyl nitrate aerosols (concentration of uranium were 4.2μg/l and 26.4μg/l respectively) by adult rats. Amounts of uranium in the lung an
Publikováno v:
Japanese Journal of Health Physics. 7:151-155
With the development of peaceful uses of atomic energy, the works dealing with uranium compounds have recently increased in the country. In the uranium refinery, there are several uranium compounds dusts in the air and workers there may encounter haz
Publikováno v:
Japanese Journal of Health Physics. 7:207-212
Autor:
Hiroyuki Okabayashi
Publikováno v:
Journal of radiation research. 21(1)
In case of the inhalation of plutonium nitrate (contained 241Am) aerosols in rats, the activity ratios of 241Am to total α activity in lungs of rats decreased with the elapsed day after inhalation. They were 11.84%, 11.00%, 9.46% and 8.40%, immediat
Autor:
Hiroyuki Okabayashi
Publikováno v:
Journal of radiation research. 23(2)