床次眞司 (Shinji Tokonami) - 論文

Simple surface modification of barium sulfate for improving the interface of polymer composites and its x‐ray shielding properties

Ryoma Tokonami, Minoru Osanai, Masahiro Hosoda, Shinji Tokonami, Tatsuhiro Takahashi

Polymer Composites 2024年2月29日

Changes in Particulate Matter (PM2.5 and PM10) Concentrations and Ambient Dose Equivalent Rates at Different Altitudes in Chiang Mai, Thailand

Chutima Kranrod, Tarika Thumviji, Ryohei Yamada, Worawat Poltabtim, Mizuki Kiso, Sompong Sriburee, Siriprapa Somboon, Kewalin Ruktinnakorn, Shinji Tokonami

Radiation Environment and Medicine 2024 13(1) 28-34 2024年2月28日査読有り

Simultaneous measurements of radon, thoron and thoron progeny and induced cancer risk assessment in Djeno, Pointe-Noire, Republic of Congo

Jucit Sem Sondzo, Guy Blanchard Dallou, Philippe Ondo Meye, Russel Rolphe Caroll Moubakou Diahou, Clobite Bouka Biona, Chutima Kranrod, Yasutaka Omori, Masahiro Hosoda, Saïdou, Shinji Tokonami

Radiation Protection Dosimetry ncad314 2024年1月15日査読有り

Temporal variation of tritium concentration in monthly precipitation collected at a Difficult-to-Return Zone in Namie Town, Fukushima Prefecture, Japan

Ryohei Yamada, Hidenao Hasegawa, Naofumi Akata, Hideki Kakiuchi, Shinya Ochiai, Haruka Kuwata, Khemruthai Kheamsiri, Shinji Tokonami, Shinji Ueda

Environmental Science and Pollution Research 2024年査読有り

Uranium Isotope Characterization in Volcanic Deposits in a High Natural Background Radiation Area, Mamuju, Indonesia

Ilsa Rosianna, Eka Djatnika Nugraha, Hirofumi Tazoe, Heri Syaeful, Adi Gunawan Muhammad, I Gde Sukadana, Frederikus Dian Indrastomo, Ngadenin, Fadiah Pratiwi, Agus Sumaryanto …

Geosciences 13 388 2023年12月査読有り

Assessment of Radiological Risks due to Indoor Radon, Thoron and Progeny, and Soil Gas Radon in Thorium-Bearing Areas of the Centre and South Regions of Cameroon

Atangana Bingana Martin Serge, Takoukam Soh Serge Didier, Bineng Guillaume Samuel, Chutima Kranrod, Yasutaka Omori, Masahiro Hosoda, Saïdou, Shinji Tokonami

Atmosphere 14(12) 1708-1708 2023年11月21日

Improvement of spectral analysis using a NaI(Tl) scintillation spectrometer to evaluate ambient gamma dose rates from primordial radionuclides

Yasutaka Omori, Atsuyuki Sorimachi, Masahiro Hosoda, Sarata Kumar Sahoo, Norbert Kavasi, Osamu Kurihara, Shinji Tokonami, Tetsuo Ishikawa

Radiation Protection Dosimetry 199(18) 2233-2237 2023年11月3日査読有り

Estimation of radiation dose due to thoron and progeny inhalation in high background natural radiation area of Odisha, India

Rakesh C Ramola, Mukesh Prasad, Sarata K Sahoo, Shinji Tokonami

Radiation Protection Dosimetry 199(18) 2179-2182 2023年11月2日査読有り

Development of calculation tool for iodine 131 biodistribution depending on the aerosol particle distribution

Kazuki Iwaoka, Eliza B Enriquez, Yuki Tamakuma, Masahiro Hosoda, Shinji Tokonami, Chitho P Feliciano, Reiko Kanda

Radiation Protection Dosimetry 199(18) 2244-2247 2023年11月2日

Site-specific dose conversion factors for radon progeny based on ambient aerosol characteristics in an outdoor environment and a tourist cave

Yuki Tamakuma, Mizuki Kiso, Aoi Sampei, Hiroki Hashimoto, Chutima Kranrod, Masahiro Hosoda, Sohei Ooka, Masahide Furukawa, Shinji Tokonami

Radiation Protection Dosimetry 199(18) 2207-2211 2023年11月2日

Calibration experiments for radon in drinking water measurements using portable-type electrostatic-collection radon monitors

Masahiro Hosoda, Yasutaka Omori, Hiroki Hashimoto, Maho Matsumoto, Yumi Yasuoka, Tetsuya Sanada, Yuki Oda, Mizuki Kiso, Aoi Sampei, Chutima Kranrod …

Radiation Protection Dosimetry 199(18) 2203-2206 2023年11月査読有り

External dose measurements to investigate the body-size dependence of personal dosemeter responses in areas affected by the Fukushima Daiichi nuclear accident

K Yajima, E Kim, K Tani, H Arae, K Iwaoka, M Hosoda, S Tokonami, O Kurihara, T Aono

Radiation Protection Dosimetry 199(15-16) 2000-2004 2023年10月11日

Doses from inhalation of radon and thoron for residents in tectonically active region in central Indian Himalaya

G. Prasad, S. Kimothi, S. Chandra, Y. Omori, S. K. Sahoo, T. Ishikawa, S. Tokonami, R. C. Ramola

Journal of Radioanalytical and Nuclear Chemistry 2023年9月27日

Development and a feasibility study using Gafchromic XRQA2 film as a novel passive radon measurement technique

Worawat Poltabtim, Chutima Kranrod, Yasutaka Omori, Saowarak Musikawan, Masahiro Hosoda, Shinji Tokonami

Radiation Measurements 107012-107012 2023年9月

Expectation for Utilizing Supercomputers in Natural Radiation Research

Kazuki Iwaoka, Masahiro Hosoda, Shinji Tokonami

Radiation Environment and Medicine 12(2) 107-110 2023年8月29日査読有り

Mapping in a radon-prone area in Adamawa region, Cameroon, by measurement of radon activity concentration in soil

Soumayah Bachirou, Saïdou, Chutima Kranrod, Joseph Emmanuel Ndjana Nkoulou II, Daniel Bongue, Hamadou Yerima Abba, Masahiro Hosoda, Moise Godfroy Kwato Njock, Shinji Tokonami

Radiation and Environmental Biophysics 62(4) 427-439 2023年8月3日査読有り

The presence of carcinogenic radon in the Padma River water, adjacent to the Rooppur Nuclear Power Plant

M.M. Mahfuz Siraz, M.S. Alam, A.M. Jubair, S.C. Das, J. Ferdous, Z. Hossain, S. Das, Mayeen Uddin Khandaker, D.A. Bradley, Shinji Tokonami …

Nuclear Engineering and Technology 55(8) 3046-3053 2023年8月査読有り

Tritium concentration in bottled drinking water and internal dose assessment

Khemruthai Kheamsiri, Naofumi Akata, Haruka Kuwata, Masahiro Tanaka, Masahiro Hosoda, Michiya Sasaki, Yoshitaka Shiroma, Shinji Tokonami, Ryohei Yamada, Chutima Kranrod …

Journal of Radioanalytical and Nuclear Chemistry 2023年7月25日

Car-borne survey and dose assessment from external radiation exposure in Bangka Island

Radhia Pradana, Eka Djatnika Nugraha, Wahyudi Wahyudi, Untara Untara, Muji Wiyono, Ade Devriany, Sharah Nataz Shilfa, Michiya Sasaki, Heru Prasetio, Ilma Dwi Winarni …

Environmental Science and Pollution Research 30(38) 89280-89292 2023年7月14日

Environmental radioactivity measurements in soil using inductively coupled plasma mass spectrometry and gamma-ray spectrometry in various areas in Cameroon

Modibo Oumar Bobbo, Guosheng Yang, Saïdou, Hirofumi Tazoe, Naofumi Akata, Chutima Kranrod, Masahiro Hosoda, Shinji Tokonami

Journal of Radioanalytical and Nuclear Chemistry 2023年7月13日

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