チェルノブイリでの内部被ばくと土壌
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Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "Radiological Conditions in the Dnieper River Basin" http://t.co/P2R7aBDaf4
2013-03-20 07:39:41
Seiichi Ushikubo
@sushikubo
IAEA (2006) "Radiological Conditions in the Dnieper River Basin" TABLE 8.4 チェルノブイリでの平均外部被ばく http://t.co/07NvO8DnRX
2013-03-20 08:15:56
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "Radiological Conditions in the Dnieper River Basin" TABLE 8.6 チェルノブイリでの平均内部被ばく http://t.co/dtNOGnLEIH
2013-03-20 08:20:26
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "Radiological Conditions in the Dnieper River Basin" TABLE 8.12 チェルノブイリでの土壌と被ばく量 http://t.co/I5hCrZVJ3T
2013-03-20 08:19:03
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "Radiological Conditions in the Dnieper River Basin" TABLE 8.13 チェルノブイリでの土壌と被ばく量(2001) http://t.co/hkxOnvUhKL
2013-03-20 08:21:15Gomel-Mogilev 地域では外部被ばくが主となる。
一方、Brest 地域では総被ばく量の70%を内部被ばくが占める。
この違いはCs137の農作物への移行係数の差によっている。
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "For the Gomel–Mogilev region, external exposure dominates, ..."
2013-03-20 08:06:33
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "whereas in the Brest region internal exposure contributes about 70% of the total dose ..."
2013-03-20 08:07:13
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "... because of the high 137Cs soil to plant transfer factor."
2013-03-20 08:07:43Gomel-Mogilev 地域：土壌は podzol soil が主で、農業の汚染軽減処置を行った地域
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "the Gomel–Mogilev caesium spot (predominantly with podzol soils and agricultural countermeasures applied)
2013-03-20 08:04:05
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "Radiological Conditions in the Dnieper River Basin" FIG.8.6 Gomel-Mogilevでの内部被ばくと外部被ばくの経時変化 http://t.co/opBqSffj50
2013-03-20 07:56:32Brest 地域：土壌が podzol と泥炭のため、植物へのCs137の移行が高い
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "the Belarusian section of the Brest region (with podzol and peaty soils and a high 137Cs soil to plant transfer factor)"
2013-03-20 08:05:04
Seiichi Ushikubo
@sushikubo
IAEA (2006) "Radiological Conditions in the Dnieper River Basin" FIG 8.7 Brest地区での内部被ばくと外部被ばくの経時変化 http://t.co/Bgc4t7Tvhq
2013-03-20 07:57:50(注) ここでいう”ポドゾル”は、おそらく"ジョールンポドゾル"
https://twitter.com/sushikubo/status/305677956708179968
https://twitter.com/sushikubo/status/305671467591409668
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "Radiological Conditions in the Dnieper River Basin" FIG 8.8 1998-1999にかけてのGomelでの被ばく経路の内訳 http://t.co/6CkVqTHPrG
2013-03-20 08:01:03
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) "From Table 8.6 ... people living in areas with a higher clay content (e.g. black soil) obtained a lower internal dose .."
2013-03-20 08:24:47
Seiichi Ushikubo
@sushikubo
@myen IAEA (2006) ".. because of slower radionuclide transfer from soil to plants."
2013-03-20 08:25:12農村地区に住む人の内部被ばく量は、その地区を代表する土壌に影響される。