Hideo Hirayama

High Energy Accelerator Research Organization — Japan

Physics and Astronomy · Physical Sciences

21h-index2.3kcitations350works1.52yr avg
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Research Topics

Nuclear Physics and Applications(108), Radiation Detection and Scintillator Technologies(73), Graphite, nuclear technology, radiation studies(59), Radiation Shielding Materials Analysis(50), Radiation Therapy and Dosimetry(43)

Publications350 total

Estimation of <sup>137</sup> Cs Contamination Density of Unit 1 SGTS Outdoor Pipe Using Pinhole Gamma Camera and Dosimeters in Fukushima Daiichi Nuclear Power Station
Nuclear Science and Engineering·2025
Oxidative stress on the male reproductive organs of wild mice collected from an area contaminated by radioactive materials in Fukushima
Scientific Reports·2024· 4 citedOpen Access
Fukushima Daiichi Nuclear Power Station Accident and Monitoring Post Data —The Role of Monitoring Posts in the Early Stages of a Nuclear Power Plant Accident
RADIOISOTOPES·2024Open Access
High dose rate 192Ir brachytherapy source model Monte Carlo dosimetry: mHDR-v2 and mHDR-v2r
PLoS ONE·2024· 2 citedOpen Access
Estimated <sup>137</sup> Cs Radioactivity in the Gap Between the Top and Middle Covers at a Shield Plug in the Fukushima Daiichi Nuclear Power Station Unit 2
Nuclear Science and Engineering·2023· 1 cited
High Dose Rate 192Ir Brachytherapy Source Model Monte Carlo Dosimetry: mHDR-v2 and mHDR-v2r
Preprints.org·2023· 1 citedOpen Access
Estimation of <sup>137</sup> Cs Contamination Density of Wall, Ceiling, and Floor at Unit 2 Operation Floor in Fukushima Daiichi Nuclear Power Station Using Pinhole Gamma Camera
Nuclear Science and Engineering·2023· 6 cited
Doped Plastic Scintillator Properties for Soft Tissue Dosimetry
IEEE Transactions on Nuclear Science·2022· 1 cited
Estimated Cs-137 Radioactivity Deposited in the Gap Between the Top and Middle Cover of the Shield Plug in Fukushima Daiichi Nuclear Power Station Unit 2
2022· 1 cited
Radiation Environment Around the Contaminated Water Storage Tank Including Highly Concentrated 90Sr/90Y at Fukushima Daiichi Nuclear Power Station
2022
Estimation of 137Cs Activity Using Pinhole Gamma Camera at Unit 2 Operation Floor in Fukushima Daiichi Nuclear Power Station
2022
Activities in the field of radiation engineering for 10 years after the 1F accident and future prospects (3)
Journal of the Atomic Energy Society of Japan·2022Open Access
First high-precision direct determination of the atomic mass of a superheavy nuclide
Physical review. C·2021Open Access
Radioactive source estimation based on radiation shielding knowledge
Atomic Energy Society of Japan·2021
Estimation of I-131 Concentration Using Time History of Pulse Height Distribution at Monitoring Post and Detector Response for Radionuclide in Plume
2021· 1 citedOpen Access
Estimation of Time History of I-131 Concentration in Air Using NaI(Tl) Detector Pulse Height Distribution at Monitoring Posts in Fukushima Prefecture
2021Open Access
Photon Spectra Measured above Operating Floor of Unit 3 Reactor at Fukushima Daiichi Nuclear Power Station
2021Open Access
Estimation of Radionuclide Concentration in Plume Using Pulse Height Distribution Measured by LaBr<sub>3</sub> Scintillation Detector and Its Response to Radionuclides in Plume Calculated with egs5
2021Open Access
Rapid and Simple Measurement Method of <sup>90</sup>Sr Concentration in Water by Measuring β-rays from <sup>90</sup>Y
2021Open Access
Simple Measurement Method with High Detection Efficiency to Evaluate Sr-90 Concentration in Water by Measuring β rays from Y-90 Using GM-Detector
2021Open Access
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Frequent Co-authors

Yoshihito Namito(14), Hiroshi Nakashima(8), Yukio Sakamoto(8), S. Ban(7), Yoshiko Harima(7), S. Tanaka(7), Syuichi Ban(6), Kazuo Shin(6), T. Nakamura(6), Toshiya Sanami(5), Nobuteru Nariyama(4), Y. Nakane(4), Hiroshi Iwase(4), N. Mokhov(3), A. Leveling(3), D. J. Boehnlein(3), Koji Oishi(3), Alex F. Bielajew(2), S.J. Wilderman(2), W.R. Nelson(2)