Papers - YAMADA RYOHEI
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Comprehensive exposure assessments from the viewpoint of health in a unique high natural background radiation area, Mamuju, Indonesia
Eka Djatnika Nugraha, Masahiro Hosoda, Kusdiana, Untara, June Mellawati, Nurokhim, Yuki Tamakuma, Abarrul Ikram, Mukh Syaifudin, Ryohei Yamada, Naofumi Akata, Michiya Sasaki, Masahide Furukawa, Shinji Yoshinaga, Masaru Yamaguchi, Tomisato Miura, Ikuo Kashiwakura, Shinji Tokonami
Scientific Reports 11 ( 1 ) 14578 2021.7
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Discriminative Measurement of Absorbed Dose Rates in Air from Natural and Artificial Radionuclides in Namie Town, Fukushima Prefecture
Koya Ogura, Masahiro Hosoda, Yuki Tamakuma, Takahito Suzuki, Ryohei Yamada, Ryoju Negami, Takakiyo Tsujiguchi, Masaru Yamaguchi, Yoshitaka Shiroma, Kazuki Iwaoka, Naofumi Akata, Mayumi Shimizu, Ikuo Kashiwakura, Shinji Tokonami
International Journal of Environmental Research and Public Health 18 ( 3 ) 978 - 978 2021.2
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Long-Term Measurements of Radon and Thoron Exhalation Rates from the Ground Using the Vertical Distributions of Their Activity Concentrations
Oumar Bobbo Modibo, Yuki Tamakuma, Takahito Suzuki, Ryohei Yamada, Weihai Zhuo, Chutima Kranrod, Kazuki Iwaoka, Naofumi Akata, Masahiro Hosoda, Shinji Tokonami
International Journal of Environmental Research and Public Health 18 ( 4 ) 1489 - 1489 2021.2
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A unique high natural background radiation area – Dose assessment and perspectives
Masahiro Hosoda, Eka Djatnika Nugraha, Naofumi Akata, Ryohei Yamada, Yuki Tamakuma, Michiya Sasaki, Kevin Kelleher, Shinji Yoshinaga, Takahito Suzuki, Chanis Pornnumpa Rattanapongs, Masahide Furukawa, Masaru Yamaguchi, Kazuki Iwaoka, Tetsuya Sanada, Tomisato Miura, Kusdiana, Dadong Iskandar, Eko Pudjadi, Ikuo Kashiwakura, Shinji Tokonami
Science of The Total Environment 750 142346 - 142346 2021.1
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Environmental Monitoring of <sup>134</sup>Cs and <sup>137</sup>Cs Levels in Namie Town in 2018 and 2019
Hegedűs Miklós, Ploykrathok Thamaborn, Shiroma Yoshitaka, Iwaoka Kazuki, Yamada Ryohei, Tsujiguchi Takakiyo, Yamaguchi Masaru, Suzuki Takahito, Ogura Koya, Tamakuma Yuki, Tazoe Hirofumi, Akata Naofumi, Hosoda Masahiro, Kashiwakura Ikuo, Tokonami Shinji
Radiation Environment and Medicine 9 ( 2 ) 70 - 78 2020.8
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Lessons From a Japan-Korea Collaboration on Medical Response Training for a Nuclear or Radiological Emergency, Assuming Mass Casualty
Takakiyo Tsujiguchi, Maiko Kitajima, Toshiko Tomisawa, Yuki Shiroto, Ryohei Yamada, Kyoji Saito, Hiroyuki Hanada, Young Woo Jin, Minsu Cho, Seongjae Jang, Hyunjung Kim, Minjung Pak, Toshiya Nakamura
Disaster Medicine and Public Health Preparedness 14 ( 4 ) 431 - 432 2020.8
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Cesium concentrations in various environmental media at Namie, Fukushima
M. Hegedűs, Y. Shiroma, K. Iwaoka, M. Hosoda, T. Suzuki, Y. Tamakuma, R. Yamada, T. Tsujiguchi, M. Yamaguchi, K. Ogura, H. Tazoe, N. Akata, I. Kashiwakura, S. Tokonami
Journal of Radioanalytical and Nuclear Chemistry 323 ( 1 ) 197 - 204 2020.1
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COMPARATIVE STUDY ON PERFORMANCE OF VARIOUS ENVIRONMENTAL RADIATION MONITORS
Y. Tamakuma, R. Yamada, T. Suzuki, T. Kuroki, R. Saga, H. Mizuno, H. Sasaki, K. Iwaoka, M. Hosoda, S. Tokonami
Radiation Protection Dosimetry 184 ( 3-4 ) 307 - 310 2019.10
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A portable radioactive plume monitor using a silicon photodiode
Yuki Tamakuma , Ryohei Yamada , Kazuki Iwaoka , Masahiro Hosoda , Tomohiro Kuroki , Hiroyuki Mizuno , Koji Yamada , Masahide Furukawa , Shinji Tokonami
Perspectives in Science 12 100414 - 100414 2019.7
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Evaluation of a Surface Collection Efficiency and a Stability of Flow Rate for the Commercially Available Filters Used for Ambient Radioactive Aerosols
TAMAKUMA Yuki, YAMADA Ryohei, IWAOKA Kazuki, HOSODA Masahiro, TOKONAMI Shinji
Japanese Journal of Health Physics 54 ( 1 ) 5 - 12 2019.4
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Study of Chemical Etching Conditions for Alpha-particle Detection and Visualization Using Solid State Nuclear Track Detectors
Yamada Ryohei, Odagiri Taiki, Iwaoka Kazuki, Hosoda Masahiro, Tokonami Shinji
Radiation Environment and Medicine 8 ( 1 ) 21 - 25 2019.2
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Measurement system for alpha and beta emitters with continuous air sampling under different exposure situations
Yamada Ryohei, Tamakuma Yuki, Iwaoka Kazuki, Hosoda Masahiro, Shiroma Yoshitaka, Akata Naofumi, Mizuno Hiroyuki, Yamada Kouji, Kuroki Tomohiro, Tokonamia Shinji
APPLIED RADIATION AND ISOTOPES 126 79 - 82 2017.8
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Characteristic of thoron (Rn-220) in environment
Hosoda Masahiro, Kudo Hiromi, Iwaoka Kazuki, Yamada Ryohei, Suzuki Takahito, Tamakuma Yuki, Tokonami Shinji
APPLIED RADIATION AND ISOTOPES 120 7 - 10 2017.2