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. （Clinical trial) （Be target） 30MeV, 1mA ； BNCT 施設 5 All Accelerator-driven Neutron Sources in Japan

QSC National Cancer Center Multi-purpose Hokkaido-U HUNS （p-Be) （Solid Li target） （e-x, x-n）

Edogawa Hospital South Tohoku Hospital Tohoku-U CYLIC （Under construction） （ Be target ） （Solid Li target ） AIST MLF/J-PARC Kyoto-U KUANS （p-Be） RIKEN RANS KURNS-LINAC（e-x, x-n） （ p-Be）

i-BNCT Multi-purpose （Physical measurement） Osaka Medical College （ Be target ） （commissioning） Nagoya-U Multi-purpose （ Be target ） SHI-ATEX （commissioning） Kyoto-U C-BENS （Li target） （Be target） Osaka-U RCNP

BNCT: 7 Neutron Imaging, Scattering, etc.: 9+1 6 Three categories of neutron sources in Japan

Beam Experiment

HUNS BNCT Multi-purpose QSC THUANS South Tohoku Hospital iBNCT J-PARC (& JRR-3) (Treatment) National Cancer Center AIST QSC Edogawa Hosptal RANS (Animal test) KUANS Osaka Medical College NUANS OUANS C-BENS@ Kyoto-U (Animal test) KURNS-LINAC(& KUR) SHI-ATEX QUANS

14 neutron sources in these category are the JCANS member.

Laser neutron sources 7 Neutron Intensity (Peak and Average) (Including laser neutron sources)

LFEX Laser neutron sources LFEX, ILE Osaka Univ, Osaka 1 kJ, 1shot/2h ４X1011 neurons in 1 ns at source 4X1020 s-1 (peak) 7 -1 MATSU-1 5X10 s (average)

MATSU-1, GPI, Hamamatsu 1.2 J, 10 Hz Peak = Ave 1X104 neurons in 1 ns at source 1X1013 s-1 (peak) 1X105 s-1 (average) By the courtesy of Prof Yogo, Osaka Univ.

8 By the courtesy of Prof Shimizu, Nagoya Univ. Facilities and neutron methods Facilities

J- JRR- KURNS- SHI- HUNS QSC iBNCT RANS NUANS KUANS KUR Method PARC 3 AIST LINAC ATEX Device 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 development Imaging 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 Pulse imaging 〇 〇 〇 〇 〇 〇 〇 Diffraction 〇 〇 〇 〇 S&MANS 〇 〇 〇 〇 △ 〇 Reflecto- 〇 〇 △ meter Quasi elastic 〇 〇 Inelastic 〇 〇 PGA, AA 〇 〇 〇 △ 〇 △ △ 〇 〇 〇 Soft error test 〇 △ 〇 △ △ △ 〇 BNCT appl. 〇 〇 〇

9 Layered Structure of Neutron Sources

Review system, High resolution, High International facility intensity, General research target, Long term, etc.

Review system, Medium resolution, Regional facility Preliminary, Fundamental , Challengeable, Repetitive experiments, etc.

Laboratory- No-review system, Low resolution, Easy access, Various scale facility experiments, Challengeable, Trial or idea experiment, Flexible, Education and Human resources supply、etc. Activities of JSNS for cooperation of neutron faciities JSNS: The Japanese Society for Neutron Science 1. Memorandum of Understanding between JSNS and Particle Accelerator Society of Japan. Accelerator development

2. Special Committee for Road Map (of neutron science) (2018) ‘Cooperation of neutron facilities’ should be promoted.

3. Fundamentals Working Group Report on ‘Terminology standardization and ‘Neutron source construction strategy’. (2018) Lab-scale facility, Regional facility, International facility

4. Made an application to ‘Master plan of Science Council of Japan’ Neutron facility network Laboratory Frontier Research

Medium Univ. neutron New users source Specialist

Industry Industry

Medium Need Neutron source Medium Neutron source Univ. Leading-edge Technology Utilization chance Univ.

Figure in the Application to Science Council of Japan To promote the cooperation for more effective use JSNS (Academic society) MEXT (Government) 1. Meeting for cooperation of Ministry of Education, Culture, neutron facilities (March 2018) Sports, Science and Technology (By JSNS, J-PARC and JCANS) 1.Committee for Quantum Incl. CANS+Reacrors+J-PARC Science Technology 2. Working group has been *Sub Committee for Promoting organized to discuss the Quantum Beam Utilization cooperation items in detail. (Member: Y. Kiyanagi) (Chair: Y. Kiyanagi) *From July 2019 for about 2 years (Items to be discussed) (Planned discussion Items about Exchange of information Neutron) Exchange of devices Effective use of neutron resources Standardization of software etc. Development of human resources etc. People-to-people exchange Machin time adjustment, etc. Future in Asia

JCANS

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