Research Summary

Selected Publications

• 1.Teshigawara, M., Ikeda, Y., Muramatsu, K., Sutani, K., Fukuzumi, M., Noda, Y., Koizumi, S., Saruta, K., and Otake, Y.:
  "Development of nanosized graphene material for neutron intensity enhancement below cold neutron energy"
  Journal of Neutron Research vol. 26, no. 2-3, pp. 69-74, (2024)
• 2.Otake, Y., Wakabayashi, Y., Takamura, M., Mizuta, M., and Takanashi, T.:
  "RIKEN Compact Neutron Source Systems RANS Project"
  Nuclear Physics News vol.33, no. 2, pp. 17-21, (2023)
• 3.Watanabe, A., Sekiguchi, K., Ino, T., Inoue, M., Nakai, S., Otake, Y., Taketani, A., and Wakabayashi, Y.:
  "Absolute 3He polarimetry for a double-chambered cell using transmission of thermal neutrons"
  Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol. 1043, 167486, (2022)
• 4.Takano, H., Wu, Y., Samoto, T., Taketani, A., Takanashi, T., Iwamoto, C., Otake, Y,. and Momose, A.:
  "Demonstration of Neutron Phase Imaging Based on Talbot-Lau Interferometer at Compact Neutron Source RANS"
  Quantum Beam Science vol. 6, no. 2, pp. 22-22, (2022)
• 5.Iwamoto, C., Takamura, M., Ueno, K., Kataoka, M., Kurihara, R., Xu, P., and Otake, Y.:
  "Improvement of Neutron Diffraction at Compact Acceleratordriven Neutron Source RANS Using Peak Profile Deconvolution and Delayed Neutron Reduction for Stress Measurements"
  ISIJ International vol. 62, no. 5, pp. 1013-1022, (2022)
• 6.Wakabayashi, Y., Yan, M., Takamura, M., Ooishi, R., Watase, H., Ikeda, Y., and Otake, Y.:
  "Development of the neutron salt-meter RANS-μ for non-destructive inspection of concrete structure at on-site use"
  Journal of Neutron Research vol. 24, no. 3-4, pp. 411-419, (2022)
• 7.Yoshimura, Y., Mizuta, M., Sunaga, H., and Otake, Y.:
  "Macroscopic Evaluation of Water Penetration Resistance in Concrete with Neutron Imaging"
  American Concrete Institute, ACI Special Publication vol. SP-349, pp. 495-507, (2021)
• 8.Kobayashi, T., Ikeda, S., Otake, Y., Ikeda, Y., and Hayashizaki, N.:
  "Completion of a new accelerator-driven compact neutron source prototype RANS-II for on-site use"
  Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment vol. 994, 165091, (2021)
• 9.Wakabayashi, Y., Taketani, A., Hashiguchi, T., Ikeda, Y., Kobayashi, T., Wang, S., Yan, M., Harada, M., Ikeda, Y., and Otake, Y.:
  "A function to provide neutron spectrum produced from the 9Be+ p reaction with protons of energy below 12 MeV"
  Journal of Nuclear Science and Technology vol. 55, no.8, pp. 859-867, (2017)
• 10.Ikeda, Y., Otake, Y., and Mizuta, M.:
  "Nondestructive measurement for water and voids in concrete with compact neutron source"
  Plasma and Fusion Research vol. 13, no. 1, pp. 2406005, (2017)

Recent Research Results

• 

  Dec. 20, 2018
  Researchers develop method to non-destructively measure the salt content of concrete structures

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