Status of accelerator-based BNCT projects worldwide Cite as: AIP Conference Proceedings 2160, 050012 (2019); https://doi.org/10.1063/1.5127704 Published Online: 02 October 2019 Yoshiaki Kiyanagi, Yoshinori Sakurai, Hiroaki Kumada, and Hiroki Tanaka ARTICLES YOU MAY BE INTERESTED IN Beam performance of the iBNCT as a compact linac-based BNCT neutron source developed by University of tsukuba AIP Conference Proceedings 2160, 050013 (2019); https://doi.org/10.1063/1.5127705 Problems in dose measurements for hadron therapy and BNCT due to dosimeter sensitivity quenching AIP Conference Proceedings 2160, 050011 (2019); https://doi.org/10.1063/1.5127703 Preface: 25th International Conference on the Application of Accelerators in Research and Industry (CAARI 2018) AIP Conference Proceedings 2160, 010001 (2019); https://doi.org/10.1063/1.5127673 AIP Conference Proceedings 2160, 050012 (2019); https://doi.org/10.1063/1.5127704 © 2019 Author(s). 2160, 050012 6WDWXVRI$FFHOHUDWRU%DVHG%1&73URMHFWV:RUOGZLGH <RVKLDNL.L\DQDJLD <RVKLQRUL6DNXUDLE +LURDNL.XPDGDF DQG+LURNL 7DQDNDG Graduate School of Engineering, Nagoya University, Furo-cho, Chikusa-ku, Nagoya, Aich 464-8603, Japan Institute for Integrated Radiation and Nuclear Science, Kyoto University, 2, Asashiro-Nishi, Kumatori-cho, Sennan-gun, Osaka 590-0494, Japan Faculty of Medicine, University of Tsukuba, 1-1-1, Tenodai, Tsukuba, Ibaraki 305-8575, Japan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îa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th International Conference on the Application of Accelerators in Research and Industry AIP Conf. 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