UCANS-8, Paris, France, 10 June 2019 Towards cooperation of neutron facilities in Japan Yoshiaki Kiyanagi Designated Professor of Nagoya University, Japan Honorary Professor of Hokkaido University Honorary Professor of Xian Jiaotong University 1 History of Compact Accelerator-driven Neutron Sources - Until JACNS - 1967 Tohoku Univ. Electron Linac neutron source (Closed in 1992) 1974 Hokkaido University Neutron Source, HUNS Collaboration 1980 KENS Spallation NS (Closed in 2006) Before JCANS KENS THUANS J-PARC Neutron source 2008 J-PARC/MLF HUNS 2009 UCANS 2011 Kyoto University, KUANS HUNS JCANS KUANS 2013 RIKEN, RANS RANS KENS to activate a nation-wide network of individual research activity on neutron sources and moderators, and practical neutron beam technologies for the applications in science and industry. Japan Collaboration on Compact Accelerator-driven Neutron Sources President: Y. Kiyanagi Vice President: H.M. Shimizu (Academia) Vice President: Y. Miwata (Industry) Neutron sources for beam experiments HUNS(35MeV, 30mA) Aomori Prefecture Quantum 103~104n/sec/cm2 @7m Science Center(20MeV, 50mA) 5 2 Cold-fast neutrons 6.1X10 n/sec/cm Thermal J-PARC (3GV, 333mA) RADEN: ~108n/sec/cm2 RANS(7MeV, 100mA) ~fewX104n/sec/cm2 @5m Thermal neutron KUANS (3.5MeV, 100mA) 2 ~5x10 n/sec/cm2 iBNCT @
[email protected] Thermal neutron AIST NUANS JRR-3 (Reactor) 2021 SHI-ATEX (18MeV, TNRF: ~108n/sec/cm2 20mA) Thermal neutron 5 2 CNRF: ~107n/sec/cm2 ~2x10 n/sec/cm KUR (Reactor): Thermal KURNS-LINAC Cold neutron Thermal E2: ~4x105n/sec/cm2@5MW (40MeV, 100mA) B4: ~106~7n/sec/cm2@5MW ~103n/sec/cm2 4Fluxes at imaging lines Accelerator based BNCT facilities in Japan National Cancer Center (Physical meas.) (Solid Li target) Minami Tohoku Hospital 2.5MeV, 20mA (Clinical trial) ( Be target ) Edogawa hospital 30MeV, 1mA (construction) ( Solid Li target ) Osaka Medical college (commissioning) iBNCT ( Be target ) Nagoya-U (Physical meas.) 30MeV, 1mA (commssioning) ( Be target ) (Li target) 8MeV, 5mA 2.8MeV, 15mA C-BENS Kyoto Univ.