Papers - AKATA Naofumi
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Geochemical and Radiological Characterization of Granitic-Derived Highland Coffee Soils in Chiang Mai, Thailand
Khemruthai Kheamsiri Naofumi Akata Chutima Kranrod Hirofumi Tazoe Tarika Thumvijit Ilsa Rosianna Haruka Kuwata Krit Khetanun Narit Yimyam Yusuke Unno Akira Takeda
Geosciences 16 ( 110 ) 2026.3
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Contribution of dry and wet deposition to total deposition of 137Cs in Namie Town, Fukushima Prefecture, eight years after the Fukushima nuclear accident
H. Hasegawa, Y. Ohtsuka, N. Akata, S. Ueda, S. Tokonami
Journal of Radioanalytical and Nuclear Chemistry 2026.2
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Tritium baseline concentration and the origins of water and solute in precipitation elucidated from monthly data in Osaka, Japan
Chonlada Pitakchaianan, Kanyanan Kosinarkaranun, Pantiwa Kumsut, Ryuta Hazama, Anawat Rittirong, Koichi Sakakibara, Koki Kashiwaya, Yoshimune Ogata, Yuka Kato, Naofumi Akata, Wanwisa Sudprasert
Journal of Environmental Radioactivity 292 107878 - 107878 2026.1
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Spatiotemporal variations and environmental behavior of activity concentrations of natural and artificial radionuclides in soils of Fukuoka, Japan (1980–2019)
Yukinori Narazaki, Akihiro Sakoda, Yoichi Ishikawa, Junji Yamanaka, Toshiya Tamari, Naofumi Akata, Noriyuki Momoshima
Journal of Environmental Radioactivity 292 107828 - 107828 2026.1
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Indoor and outdoor exposure to atmospheric radionuclides in areas affected by the Fukushima nuclear accident.
Tamakuma Y, Anderson D, Kranrod C, Taira Y, Oda Y, Omori Y, Tazoe H, Sanada T, Ogura K, Furukawa M, Shiroma Y, Kudo H, Shimizu M, Yamada R, Akata N, Hosoda M, Tokonami S
The Science of the total environment 1008 181027 2025.12
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環境中トリチウム分析の課題
桑田遥, 玉利俊哉, 赤田尚史, 百島則幸
保健物理 60 304 - 318 2025.12
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Comprehensive Assessment of Tritium to the Environment Discharged By Deuterium Plasma Experiment Using Large Helical Device, Japan
Naofumi Akata, Takuya Saze, Haruka Kuwata, Chie Iwata, Miki Nakada, Saori Kurita, Hiroshi Hayashi, Hitoshi Miyake, Masahiro Tanaka
Journal of Fusion Energy 2025.11
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Correspondence on "Fukushima Contaminated Water Risk Factor: Global Implications".
Anderson D, Fujishima Y, Hinton TG, Johansen MP, Wainwright H, Steinhauser G, Gusyev MA, Orr B, Masuda T, Bryant PA, Donaher S, Onda Y, Tsumune D, Sakaguchi A, Harshman A, Johnson T, Beasley JC, Aono T, Yamasaki S, Oughton D, Lind OC, Hondros J, Fisher NS, Stephenson W, Jeffries C, Tazoe H, Akata N, Hosoda M, Miura T, Tokonami S
Environmental science & technology 59 ( 46 ) 25113 - 25115 2025.11
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有機結合型トリチウムの分析法
赤田尚史, 桑田遥
環境管理 54 4 - 7 2025.10
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福島県浜通り地域におけるALPS処理水海洋放出前後の月間降水中トリチウム濃度
北山結彩, 桑田遥, Khemruthai Kheamsiri, 福田ほのか, 田中和貴, 山田椋平, 栗田直幸, 滝沢宜之, 斉藤秀樹, 遠藤雅宗, 天野洋典, 鷹﨑和義, 赤田尚史
東北の雪と生活 40 21 - 25 2025.10
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Optimization and validation of combustion-based analysis of organically bound tritium in pine needles
Haruka Kuwata, Khemruthai Kheamsiri, Ryohei Yamada, Toshiya Tamari, Hideki Kakiuchi, Masahiro Tanaka, Naofumi Akata
Journal of Radioanalytical and Nuclear Chemistry 2025.5
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Evaluating Soil Temperature Variations for Enhanced Radon Monitoring in Volcanic Regions
Miroslaw Janik, Mashiro Hosoda, Shinji Tokonami, Yasutaka Omori, Naofumi Akata
Atmosphere 2025.4
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Essential health risk communication for recovery after lifting evacuation orders following the Fukushima Daiichi nuclear power plant accident
Makiko Orita, Kazutaka Tanaka, Isamu Amir, Hitomi Matsunaga, Yuya Kashiwazaki, Xu Xiao, Naofumi Akata, Tomisato Miura, Ikuo Kashiwakura, Naomi Ito, Toshiki Abe, Tomoaki Tamaki, Noboru Takamura, Shinji Tokonami, Masaharu Tsubokura
Scientific Reports 15 ( 1 ) 11071 2025.4
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Measurement and analysis of long-term variation of atmospheric 7Be activity concentrations in Dazaifu (western Japan)
Yukinori Narazaki, Akihiro Sakoda, Naofumi Akata, Hisanori Itoh, Noriyuki Momoshima
Journal of Environmental Radioactivity 284 107612 - 107612 2025.4
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Elevated levels of tritium in surface water collected in the immediate aftermath of the Fukushima accident
Khemruthai Kheamsiri, Donovan Anderson, Hirofumi Tazoe, Kazusa Okada, Nao Otashiro, Haruka Kuwata, Hideki Kakiuchi, Masahiro Hosoda, Tibor Kovács, Shinji Tokonami, Naofumi Akata
Environmental Pollution 372 126040 - 126040 2025.3
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Fukushima’s Tap and Groundwater a Decade after the Nuclear Accident with Radiocesium, Tritium, and Radon
Donovan Anderson, Yuki Oda, Yasuyuki Taira, Yasutaka Omori, Hirofumi Tazoe, Naofumi Akata, Chutima Kranrod, Ryohei Yamada, Haruka Kuwata, Yuki Tamakuma, Hiromi Kudo, Minoru Osanai, Natsuki Nishimura, Yumi Yasuoka, Tetsuya Sanada, Masahiro Hosoda, Shinji Tokonami
Environmental Science & Technology 2025.3
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Natural gamma dose rate and radioactivity concentrations at a former tin mining area in Kanchanaburi, Thailand
Saowarak Musikawan, Worawat Poltabtim, Khemruthai Kheamsiri, Chutima Kranrod, Theerawat Pluemjit, Kitkawin Aramrun, Yasutaka Omori, Hirofumi Tazoe, Masahiro Hosoda, Naofumi Akata, Shinji Tokonami
Journal of Radioanalytical and Nuclear Chemistry 2025.3
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A Bioassay Analysis of Uranium and Lead in Urine Samples from a High Natural Background Radiation Area in Indonesia
Very Susanto, Radhia Pradana, Eka Djatnika Nugraha, Prihadi Sumintadireja, Oumar Bobbo Modibo, Ilsa Rosianna, Nastiti Rahajeng, Haeranah Ahmad, Rusbani Kurniawan, Leons Rixson, Atika Yuningsih, Yusraini Dian Inayati Siregar, Asep Saepuloh, Wahyudi Wahyudi, Hirofumi Tazoe, Naofumi Akata, Shinji Tokonami
Environments 12 ( 2 ) 51 - 51 2025.2
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Ecological and Health Risks from Trace Elements Contamination in Soils at the Rutile Bearing Area of Akonolinga, Cameroon
Fayette Kitcha Sime, Dieu Souffit Gondji, Ilsa Rosianna, Eka Djatnika Nugraha, Oumar Bobbo Modibo, Chutima Kranrod, Yasutaka Omori, Naofumi Akata, Masahiro Hosoda, Saïdou, Shinji Tokonami
Applied Sciences 2024.11
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Atmospheric concentrations of 7Be and 210Pb in weekly aerosols at Hirosaki, a heavy snowfall area in Japan
Khemruthai Kheamsiri, Oumar Bobbo Modibo, Bagus Sidik Waskito Hadi, Haruka Kuwata, Ryohei Yamada, Chutima Kranrod, Naofumi Akata
Radiation Protection Dosimetry 200 ( 16-18 ) 1782 - 1786 2024.11