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QST TAKASAKI Annual Report 2024

掲載日:2026年3月2日更新
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Index

Preface

Part I

1. Quantum Material and Applications

P1-1

Quantum Sensing Project Leader : OHSHIMA Takeshi  1
P1-2  Spin-Photonics in 2D Materials Project 

Leader : SAKAI Seiji

2
P1-3 Laser-Cooled Ion Research Project

Leader : NARUMI Kazumasa

3
P1-4 Quantum Optical and Spin State Control Project 

Leader : KOHDA Makoto

5
P1-5 Quantum Materials Theory Project

Chief : MATSUSHITA Yuichiro 

6
P1-6 Rare-earth Quantum Device Project

Leader : SATO Shinichiro

7
P1-7 Quantum Materials Ultrafine Fabrication Project

Chief : YAMAMOTO Hiroki

8

2. Material Science

P2-1 Hydrogen Energy Conversion Device Project

Leader : SAEKI Morihisa

9
P2-2 Nanostructured Polymer Materials Project

Leader : ZHAO Yue

10
P2-3 Energy Regeneration Materials Project 

Leader : SEKO Noriaki

11
P2-4 Advanced Biodevice Project

Leader : TAGUCHI Mitsumasa

12

3. Life Science

P3-1 Radiotracer Imaging Project

Leader : KAWACHI Naoki

13
P3-2 Environmental-Stress Tolerance Genes Project

Leader : HASE Yoshihiro

14
P3-3 Medical Radioisotope Application Project

Leader : ISHIOKA Noriko

15
P3-4 Quantum-Applied Biotechnology Project

Leader : SUZUKI Michiyo

16

4. Quantum-Beam Technology

P4-1 Beam Engineering Section 

Leader : ISHII Yasuyuki

17

Part II

 1. Quantum Material and Applications
1-01 Synthesis of graphene-based materials using high-energy ion irradiation S. Entani, M. Honda, and M. Kohda 18
1-02 Columnar excitation fluorescence microscope for accurate evaluation of quantum properties of NV centers in millimeter-scale diamonds Y. Masuyama, C. Shinei, H. Abe, M. Miyakawa, T. Taniguchi and T. Teraji 19
1-03 Light soaking recovery of proton-irradiated CIGSSe solar cells T. Nakamura, H. Sugimoto, T. Yagioka, Y. Murakami, T. Aihara, T. Okumura, S.-I. Sato, and T. Oshima 20
1-04 Quantum orbital-state control of a neutral nitrogen-vacancy center at millikelvin temperatures H. Kurokawa, S. Nakazato, T. Makino, H. Kato, K. Takenaka, S. Onoda, Y. Sekiguchi, and H. Kosaka 21
1-05 Physics-based ion track structure model for Single-Event Effect simulations on SiC power devices M. Iwata, S. Kuboyama, A. Michez, A. Makihara, M. Takahashi, N. Nemoto, M. Midorikawa, J. Boch, F. Saigné, F. Wrobel, T. Makino) , T. Ohshima, and H. Shindou  22
 2. Material Science
2-01 Solvent extraction of astatine by DIPE and attempt to identify the extracted species by thin layer chromatography T. Taniguchi, S. Maruyama, K. Aoi, Y. Nagai, K. Washiyama, I. Nishinaka, Y. Wang, H. Haba, and A. Yokoyama 23
2-02 Utilities of ionic extraction with astatine ions and its extraction mechanism A. Yokoyama, K. Kawasaki, Y. Nagai, H. Tazuru, Y. Shimizu, K. Ganaha, K. Washiyama, I. Nishinaka, Y. Wang, X. Yin, N. Sato, A. Nambu, Y. Shigekawa, and H. Haba 24
2-03  Irradiation tests of radiation-hard components and materials for ITER blanket remote handling system M. Saito, Y. Kawai, K. Nakata, T. Ito, T. Fujiwara, T. Tanaka, S. Kodama Y. Noguchi, and N. Takeda 25
2-04 Development of low-viscosity silicone rubber with variable hardness for precise microfabrication Y. Kimura, K. Yoshimura, M. Omichi, T. G. Oyama, K. Oyama, H. Hoshina, N. Seko, A. Kimura, and M. Taguchi 26
2-05 Colour imaging of carbon ion beams using k-carrageenan hydrogel dosimeters based on oxidation coupling reactions  T. Tachikawa and S. Mishima 27
2-06 Effects of irradiation parameters on α’ phase precipitation in FeCrAl alloys S. Yamashita, Y. Abe, N. Okubo, S. Ukai and T. Sasaki 28
2-07 Superconducting properties of GdBa2Cu3Oy thin films irradiated with 300 keV He-ions T. Ozaki, H. Okazaki, H. Koshikawa, S. Yamamoto, and T. Yamaki 29
2-08 Preparation of Rh-doped TiO2 films by reactive co-sputtering deposition S. Yamamoto, A. Idesaki, T. Taguchi, and M. Saeki 30
2-09 Flexural properties of impregnation resins for superconducting magnets before and after gamma-ray irradiation X. Wang, A. Kikuchi, M. Takeuchi, H. Murakami, S. Sonoda, and K. Hamada 31
2-10 Development of polymeric sealing materials utilizing radiation technique (2) A. Idesaki, S. Hasegawa, K. Yoshimura, A. Hiroki, and Y. Maekawa 32
2-11  Modification of polymeric materials by quantum beam irradiation (5) A. Idesaki, A. Hiroki, S. Hasegawa, and Y. Maekawa  33
2-12 Poly(methyl methacrylate) cylindrical microstructures created using proton beam writing for microstructure-assisted microscopy T. Sano, K. Tobe, A. Tsuji, K. Kosumsupamala, N. Puttaraksa, H. Seki, Y. Ishii, T. Matsui, and H. Nishikawa 34
2-13 Evaluation of materials for a new individual dosemeter using electron spin resonance spectroscopy T. Oka, H. Seito, E. Yokozuka, Y. Kumagai, and N. Nagasawa 35
2-14 Development of novel dosimetry based on the cellulose pyrolysis behavior S. Hosoi, M. Omichi, H. Hoshina, N. Seko, N. Nagasawa, H. Seito, S. Yamasaki, H. Morishima, and K. Ohshima 36
2-15 Synthesis of superacidic polymer materials through post-modification strategies M. Kuroiwa, M. Omichi, N. Seko, and R. Kakuchi 37
2-16 Development of anionic polymer electrolyte membranes using aromatic hydrocarbon polymers by radiation-induced graft polymerization and their alkaline resistance S. Hasegawa, K. Yoshimura, A. Hiroki, Y. Zhao, and Y. Maekawa 38
2-17  Microstructure characterization of latest ITER-grade CuCrZr alloy D. Hamaguchi, S. Kano, and M. Ando 39
3. Life Science
3-01  Extracellular ATP release triggered by 131I-trastuzumab mitigates radiation-induced reduction in cell viability through the P2Y6 receptor in SKOV3 cells Y. Ohshima, M. Tsukimoto, S. Watanabe, Y. Tsushima, and N.S. Ishioka 40
3-02 Exploration of High-LET ionizing radiation- specific DNA lesions using 40Ar13+ beam around the track end K. Akamatsu, N. Shikazono, and K. Satoh 41
3-03 Lethal effects of gamma rays and helium ion beam radiations in Bradyrhizobium ottawaense K. Satoh and Y. Hase 42
3-04 Breeding of Antarctic oleaginous yeast by ion beam irradiation M. Tsuji, S. Kudoh, K. Satoh and Y. Hase 43
3-05 Role of the DR0041 and DR0042 proteins in DNA repair of the radioresistant bacterium Deinococcus radiodurans K. Inoue, K. Satoh, and I. Narumi 44
3-06  A low-cost and simple hydroponic system to cultivate hundreds of rice plants Y. Hase, N. Suzui, Y.−G. Yin, and N. Kawachi 45
3-07 Mutant analysis for DNA double-strand break repair genes in ion-beam-irradiated Arabidopsis seeds and seedlings S. Kitamura, K. Satoh, R. Yoshihara, N. Shikazono, and Y. Hase 46
3-08 The model liverwort Marchantia polymolpha partially relies on homologous recombination to repair DNA double-strand breaks M. Teranishi and A.N. Sakamoto 47
3-09 Production of Auger-electron-emitting 103mRh via a 103Pd/103mRh generator T. Ohya, J. Ichinose, K. Nagatsu, Y. Sugo, N. S. Ishioka, H. Watabe, M. Itoh, K. Minegishi, and M-H. Zhang 48
3-10 Development of a compact multiprobe system for monitoring radioisotope tracers in plant bodies  Y. Nagao, M. Yamaguchi, Y.-G. Yin, N. Suzui, Y. Miyoshi, Y. Noda, K. Enomoto, M. Tsuda, T. Yabe, H. Watabe, and N. Kawachi 49
3-11 Visualization of nickel (Ni) distribution in roots of oilseed rape plants (Brassica napus) by in-air micro-PIXE (Particle Induced X-ray Emission) analysis S. Nakamura, M. Tashiro, T. Yuzawa, A. Shinozawa, K. Sato-Izawa, R. Yamagata, Y. Ishii, T. Satoh, Y. Noda, Y. Miyoshi, K. Enomoto, Y.-G. Yin, N. Suzui, and N. Kawachi 50
3-12 3D secondary electron bremsstrahlung imaging for carbon-ion therapy range verification: A Monte Carlo simulation study M. Tsuda, M. Yamaguchi, T. Yabe, Y. Nagao, N. Kawachi and H. Watabe 51
3-13 Effects of carbon-ion irradiation on the hatching of the nematode Caenorhabditis elegans M. Suzuki and T. Funayama 52
4. Quantum-Beam Technology
4-01 Ion beam induced luminescence and particle induced X-ray emission analyses of europium complexes in di(2-ethylhexyl)phosphoric acid solvent M. Nakahara, R. Yamagata, Y. Ishi, and M. Koka 53
4-02 PIXE/PIGE analysis of the caries-preventive effect of fulvic acid in combination with titanium fluoride K. Okuyama, Y. Matsuda, H. Yamamoto, T. Saito, M. Hayashi, Y. Tamaki, T. Sato, R. Yamagata, and Y. Ishii 54
4-03 Density Dependence of irradiation defect for hydrogen isotope transport in advanced plasma-facing walls Y. Oya, A. Sanfukuji Y. Hoshino, S. Okumura, A. Hayakawa, K. Miura, T. Nozawa, and M. Ando 55
4-04 Sputtering of phenylalanine thin films bombarded with sub-MeV C60 ions at oblique angles of incidence S. Kinoshita, R. Tsukishima, R. Igarashi, K. Kinomura, and K. Nakajima 56
4-05 Gamma-ray irradiation experiment for ITER diagnostic systems in JADA VII S. Kitazawa, R. Imazawa, E. Yatsuka, K. Nojiri, T. Ushiki, S. Tainaka, M. Fukuda, T. Kikuchi, T. Yokozuka, F. Tsutsumi, and Y. Nunoya 57
4-06 Measurement of beam energy spread in the AVF cyclotron using the beam energy and position monitor N. Miyawaki, H. Kashiwagi, S. Watanabe, N. S. Ishioka, and S. Kurashima 58
4-07  γ-ray irradiation effect on ammonia radical derived from hydrothermal montmorillonite: A physical basis for the application to fault dating T. Fukuchi 59
4-08 Inhibition of dentin demineralization by a newly developed fluoride gel Y. Matsuda, K. Okuyama, H. Yamamoto, M. Sakurai, T. Saito, M. Hayashi, Y. Tamaki, T. Sato, N. Yamada, and R. Yamagata 60
4-09 Production of Ba isotope having a specific nuclear spin I = 1/2 for quantum information processing H. Shimada, N. Miyawaki, Y. Yuri, K. Narumi, I. Sasaki, S. Watanabe, and N. Ishioka 61
4-10  Development of a 553 nm light source for Ba isotope selective excitation using a distributed feedback laser and a periodically poled LiNbO3 waveguide K. Tamura, H. Shimada, H. Kashiwagi, R. Nakanishi, K. Ogura, K. Hosaka, and K. Narumi 62
4-11  Electron-stimulated luminescence of liquid water under electron energies near the Cherenkov threshold K. Enomoto, Y. Nagao, T. Yabe, M. Tsuda, M. Yamaguchi, S. Yamasaki, S. Kano, N. Nagasawa, and N. Kawachi 63
4-12 Development of an ultra-high-intensity spin-polarized positron pulse beam M. Maekawa, A. Kawasuso, A. Ishida, and T. Namba  64
4-13 Dose response of the ESR signal intensity of the heat- treated E₁’ center in quartz in aeolian dust  K. Okada, S. Toyoda, and M. Takada 65
4-14  Enhancing sensitivity and stability in liquid LIBS with a sheet jet: application to precious metal analysis R. Nakanishi, M. Saeki, and H. Ohba 66
4-15 Study of multi ion-irradiation effects on fusion reactor materials using a micro-testing method M. Ando and T. Nozawa 67
5. Status of Quantum-Beam Facilities
5-01 Utilization status at the TIARA facility H. Hanaya, I. Ishibori, S. Watanabe, M. Sugimoto, N. Kubota, T. Shimizu, and S. Kaneya 68
5-02 Operation of the AVF cyclotron . K. Yoshida, T. Yuyama, T. Ishizaka, S. Hosoya, K. Takano, H. Saitoh, N. Miyawaki, H. Kashiwagi, and S. Kurashima 69
5-03 Operation of electrostatic accelerators in TIARA A. Chiba, K. Yamada, Y. Hirano, R. Suganuma, S. Kanai, Y. Aoki, M. Hashizume, and S. Kurashima 70
5-04 Operation, maintenance and utilization status of the cobalt-60 gamma-ray irradiation facilities Y. Nagao, E. Yokozuka, H. Seito, M. Takagi, N. Yagi, T. Agematsu, S. Yamasaki, and N. Nagasawa 71
5-05 Operation, maintenance and utilization status of the electron accelerator S. Yamasaki, H. Seito, E. Yokozuka, S. Kano, M. Takagi, N. Yagi, T. Agematsu, Y. Nagao, and N. Nagasawa 72
5-06 Radiation monitoring in QST Takasaki Department of Administrative Services, QST 73
5-07 Radioactive waste management in TIARA N. Higuchi, K. Iida, H. Hanaya, S. Watanabe, and M. Sugimoto 74
5-08 The Shared Use Program of QST Facilities in Takasaki S. Nozawa, H. Hanaya, and A. Shimada  75

 

Appendix

Quantum Beam Facilities in QST Takasaki

Takasaki Ion Accelerators for Advanced Radiation Application: TIARA

Cobalt-60 gamma-ray and electron beam irradiation facilities