内容の要約広島大学(Hiroshima University)博士(理学)Doctor of Sciencedoctora

Tsujimoto, Masaya

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内容の要約博士(理学)Doctor of Science広島大

Hiroshima University Institutional Repository

? ? ? ? ? ? ? ??????????  ?? ??? ??? ? ?? ??? ?? ??????? ????? 4?? 1?2??? ???? Field Study on Transfer of Radioactive Cesium into Rice Plants Derived from Fukushima Daiichi Nuclear Power Station Accident ??? ????????????????????????????????????? ? ??????? ?? ? ?? ? ? ?? ?? ? ??? ????????????????? ????? ? ? ?? ?? ? ??? ?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?????? ? ? ?? ?? ? ??? ??? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?????? ? ? ?? ?? ? ??? ??? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?????????? ? 2011? 3???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ? 2013?????????????????????????????????????A,B,C,D??????????????????B??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? 137Cs, 134Cs, 40K???????????????????????????????????????????????? ? ????????2014??2016??2018???????? 2016???4? 26??5?18??6? 15??7? 5??8? 2??8? 24??9? 13??? 7????????????????????????????????????????????????????????????????????? Ge????????????????????134Cs ??????????????????????????????????????????????????????????????????????? ? 2014????????????????????????????????????????????????????????????????????????????????????????????????????????????2mm??????????????75?m, 250?m, 850?m??????????????????????????????????75?m ??????????????????????????????????????? 250?m?? 850?m???????????????????????????????????????????????????????????????????????????? ? ???75?m ?????????????????????????????????????????????????1M ??????????????????????????ICP??????????? K, Na, Mg, Ca??????????????????????A,B??????C,D???????????????????? K?????B???????????????????????????????????? K???????????????????????????????? ? ????????????????????????????????????????????????????????????????????????? 2016 ? 4 ?26??????? 9? 13?????? 7?????????????????? A,B????????????C,D ?????????????????????????????????? SPAD ??????????????????????????????Ge?????????????????? ? ??? 137Cs? 134Cs?????????????9???????????????????????40K??????????????9???????????????????????????????????????????????????????????????????????????????????????????????????40K? 6???????????????????????????137Cs? 134Cs?????????????????????????40K ?????????????????????????137Cs????????????????????????????????????? 40K?137Cs?????????????????? ? ??????????????????????????????????????????????????(TF1)???????????(TF2)????????????(TF3)?????????? 40K????????????????????? 40K???????????????? TF1????????????????????? 40K???????????????? TF2?????????? 40K???????????????? TF3????????????????????? TF1?TF2?TF3?????SPAD?? TF1?TF2?TF3??????????????????????????????????????????????????????????????????????????????????????????????????????????????TF1?TF2?TF3????????????????????????????????????????????????? ? ????2014??2016??2018?? C? D??????? 137Cs? 134Cs??????????????? 3500 Bq kg?1????????????????????????????????? ??????????????????????????????????????????????  ???? 1. Tsujimoto, M., Miyashita, S., and Nakashima, S., A correlation between the transfer factor of radioactive cesium from soil plants and grain size distribution of paddy soil in Fukushima, Radiation Safety Management, 15, 1-8 (2016). 2. Tsujimoto, M., Miyashita, S., Nguyen, H. T., and Nakashima, S. Monthly change in radioactivity concentration of 137Cs, 134Cs, and 40K of paddy soil and rice plants in Fukushima Prefecture, Radiation Safety Management, in press (2020).  ???? 1. Nabae. Y., Tsujimoto, M., Miyashita, S., and Nakashima, S., Distribution of radioactive caesium from the Fukushima Dai-ichi Nuclear Power Plant in seabed sediment from offshore Niigata Prefecture and Yamagata Prefecture, Radioisotopes, 67, 573-581 (2018). 2. Basuki, T., Miyashita, S., Tsujimoto, M., and Nakashima, S., Deposition Density of Cs-134 and Cs-137 and Particle Size Distribution of Soil and Sediment Profile in Hibara Lake Area, Fukushima: an Investigation of Cs-134 and Cs-137 Indirect Deposition into Lake from Surrounding Area, Journal of Radioanalytical and Nuclear Chemistry, 316, 1039-1046 (2018). 3. Nguyen, H. T., Tsujimoto, M., Miyashita, S., and Nakashima, S., Depth distribution of radioactive caesium in soil after cultivating and the difference by the year of the uptake of radioactive caesium in rice in Fukushima Prefecture after the nuclear accident, Radioisotopes, 68, 13-18 (2019). 4. Nguyen, H.T., Tsujimoto, M., and Nakashima, S., Study on Paddy Soil in Fukushima Using Mössbauer Spectroscopt, Hyperfine Interactions, 240, 122 (2019).                  

Field Study on Transfer of Radioactive Cesium into Rice Plants Derived from Fukushima Daiichi Nuclear Power Station Accident

http://ir.lib.hiroshima-u.ac.jp/files/public/4/49401/20200721115524277313/k8104_2.pdf

福島第一原子力発電所事故由来の放射性セシウムの米への移行に関する実地調査

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