Rchr
J-GLOBAL ID：201701004857148955
Update date: Mar. 26, 2024
Nagai Haruyasu
ナガイ ハルヤス | Nagai Haruyasu
Affiliation and department：
Job title：
Deputy Director General
Research field (1)：
Environmental dynamics
Research theme for competitive and other funds (2)：
- 2006 - 2008 巨大化する熱帯低気圧による大気・水災害外力の上限値評価に関する研究
- 2004 - 2006 Quantitative evaluation of tritium transfer in the ground surface
Papers (79)：
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Nagai Haruyasu, Furuta Yoshihiro*, Nakayama Hiromasa, Satoh Daiki. Quantitative visualization of a radioactive plume with harmonizing gamma-ray imaging spectrometry and real-time atmospheric dispersion simulation based on 3D wind observation. Journal of Nuclear Science and Technology. 2023. 60. 11. 1345-1360
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Kadowaki Masanao, Nagai Haruyasu, Yoshida Toshiya*, Terada Hiroaki, Tsuzuki Katsunori, Sawa Hiroki*. Application of Bayesian machine learning for estimation of uncertainty in forecasted plume directions by atmospheric dispersion simulations. Journal of Nuclear Science and Technology. 2023. 60. 10. 1194-1207
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Nagai Haruyasu, Chino Masamichi*. Prediction system for radioactive impacts in nuclear emergency (SPEEDI, WSPEEDI). Ten Hasseigen Karano Mesosukeru Kakusan Shumireshon; Fukushima Daiichi Genshiryoku Hatsudensho Jiko O Fumaete (Kisho Kenkyu Noto Dai-248-Go). 2023. 1-58
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Ota Masakazu, Takahara Shogo, Yoshimura Kazuya, Nagakubo Azusa, Hirouchi Jun, Hayashi Naho, Abe Tomohisa, Funaki Hironori, Nagai Haruyasu. Soil dust and bioaerosols as potential sources for resuspended $^{137}$Cs occurring near the Fukushima Dai-ichi Nuclear Power Plant. Journal of Environmental Radioactivity. 2023. 264. 107198\_1-107198\_15
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Terada Hiroaki, Nagai Haruyasu, Kadowaki Masanao, Tsuzuki Katsunori. Dependency of the source term estimation method for radionuclides released into the atmosphere on the available environmental monitoring data and its applicability to real-time source term estimation. Journal of Nuclear Science and Technology. 2023. 60. 8. 980-1001
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MISC (105)：
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Shimada Kazumasa, Nagai Haruyasu, Hashimoto Makoto, Iimoto Takeshi*. Nuclear disaster prevention based on lessons learned from the Fukushima Daiichi Nuclear Power Station accident. Nihon Genshiryoku Gakkai-Shi ATOMO$\Sigma. 2023. 65. 5. 290
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Togawa Orihiko, Okura Takehisa, Kimura Masanori, Nagai Haruyasu. Consideration on utilization of atmospheric dispersion models for a nuclear emergency preparedness and response. JAEA-Review 2021-021. 2021. 61
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Nagai Haruyasu. Atmospheric dispersion simulations for the assessment of radiological dose to the public; Reassessment of the atmospheric concentration distribution of radioactive materials in the immediate aftermath of the accident at the Fukushima Daiichi Nuclear Power Plant. Insights Concerning the Fukushima Daiichi Nuclear Accident, Vo.2; Environmental Effects and Remediation for Restoration. 2021. 37-46
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Terada Hiroaki, Nagai Haruyasu. Atmospheric dispersion database system WSPEEDI-DB; Quicker calculation of atmospheric dispersion of radioactive materials under various meteorological and release conditions. Isotope News. 2021. 775. 44-48
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Nagai Haruyasu. 5.4.3 Source term estimation by atmospheric dispersion simulation. Fission Product Behavior under Severe Accident. 2021. 112-116
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Lectures and oral presentations (166)：
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Usage rules of WSPEEDI
(Training Course on NPP Infrastructure Development; Usage Rules of WSPEEDI)
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Nuclear safety and recent trends in health physics; Progress and challenges in atmospheric dispersion modeling
(日本原子力学会原子力安全部会/保健物理・環境科学部会合同企画セッションフォローアップセミナー)
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Nuclear safety and recent trends in health physics; Progress and challenges in atmospheric dispersion modeling
(日本原子力学会2023年秋の大会)
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Atmospheric environmental behavior analysis of radioactive materials and nuclear emergency preparedness; Atmospheric dispersion analysis of radioactive materials
(2023年度大学等への公開特別講座; 北海道大学)
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Atmospheric dispersion simulation: WSPEEDI
(Training Course on NPP Infrastructure Development; Atmospheric dispersion simulation)
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Professional career (1)：
- Doctor of Science (Kyoto University)
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