Publications

Program A02-2 Study of charge symmetry breaking from the precise and accurate measurement of the nn scattering length using virtual photons
Principal Investigator ISHIKAWA, Takatsugu (Tohoku University)

Refereed scientific articles

  1. FY2020
  2. FY2019

FY2020

  • T. Noro, T. Wakasa, T. Ishida, H. P. Yoshida, M. Dozono, H. Fujimura, K. Fujita, K. Hatanaka, T. Ishikawa, M. Itoh, J. Kamiya, T. Kawabata, Y. Maeda, H. Matsubara, M. Nakamura, H. Sakaguchi, Y. Sakemi, Y. Shimizu, H. Takeda, Y. Tameshige, A. Tamii, K. Tamura, S. Terashima, M. Uchida, Y. Yasuda, M. Yosoi, “Experimental study of (p, 2p) reactions at 392 MeV on 12C, 16O, 40Ca and 208Pb nuclei leading to low-lying states of residual nuclei,” Prog. Theor. Exp. Phys. 2020, 093D02 (2020).
  • N. Muramatsu, J. K. Ahn, W. C. Chang, J. Y. Chen, M. L. Chu, S. Daté, T. Gogami, H. Goto, H. Hamano, T. Hashimoto, Q. H. He, K. Hicks, T. Hiraiwa, Y. Honda, T. Hotta, H. Ikuno, Y. Inoue, T. Ishikawa, I. Jaegle, J. M. Jo, Y. Kasamatsu, H. Katsuragawa, S. Kido, Y. Kon, S. Masumoto, Y. Matsumura, M. Miyabe, K. Mizutani, T. Nakamura, T. Nakano, T. Nam, T. N. T. Ngan, M. Niiyama, Y. Nozawa, Y. Ohashi, H. Ohnishi, T. Ohta, K. Ozawa, C. Rangacharyulu, S. Y. Ryu, Y. Sada, T. Shibukawa, H. Shimizu, R. Shirai, K. Shiraishi, E. A. Strokovsky, Y. Sugaya, M. Sumihama, S. Suzuki, S. Tanaka, Y. Taniguchi, A. Tokiyasu, N. Tomida, Y. Tsuchikawa, T. Ueda, H. Yamazaki, R. Yamazaki, Y. Yanai, T. Yorita, C. Yoshida, M. Yosoi, “Differential cross sections, photon beam asymmetries, and spin density matrix elements of ω photoproduction off the proton at Eγ = 1.3–2.4 GeV,” Phys. Rev. C 102, 025201 (2020).
  • N. Tomida, N. Muramatsu, M. Niiyama, J. K. Ahn, W. C. Chang, J. Y. Chen, M. L. Chu, S. Daté, T. Gogami, H. Goto, H. Hamano, T. Hashimoto, Q. H. He, K. Hicks, T. Hiraiwa, Y. Honda, T. Hotta, H. Ikuno, Y. Inoue, T. Ishikawa, I. Jaegle, J. M. Jo, Y. Kasamatsu, H. Katsuragawa, S. Kido, Y. Kon, T. Maruyama, S. Masumoto, Y. Matsumura, M. Miyabe, K. Mizutani, H. Nagahiro, T. Nakamura, T. Nakano, T. Nam, T. N. T. Ngan, Y. Nozawa, Y. Ohashi, H. Ohnishi, T. Ohta, K. Ozawa, C. Rangacharyulu, S. Y. Ryu, Y. Sada, M. Sasagawa, T. Shibukawa, H. Shimizu, R. Shirai, K. Shiraishi, E. A. Strokovsky, Y. Sugaya, M. Sumihama, S. Suzuki, S. Tanaka, A. Tokiyasu, Y. Tsuchikawa, T. Ueda, H. Yamazaki, R. Yamazaki, Y. Yanai, T. Yorita, C. Yoshida, M. Yosoi (LEPS2/BGOegg Collaboration), “Search for η' bound nuclei in the 12C(γ, p) reaction with simultaneous detection of decay products,” Phys. Rev. Lett. 124, 202501 (2020).
  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, A. Hosaka, T. Iwata, S. Kaida, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, S.X. Nakamura, K. Nawa, S. Ogushi, Y. Okada, K. Okamura, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, T. Sato, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Y. Yoshida, “ωN scattering length from ω photoproduction on the proton near the reaction threshold,” Phys. Rev. C 101, 052201(R) (2020). [Rapid Communications].

FY2019

  • T. Ishikawa, K. Aoki, H. Fujimura, H. Fukasawa, H. Fujioka, R. Hashimoto, Q. He, Y. Honda, T. Hotta, Y. Inoue, K. Itahashi, T. Iwata, S. Kaida, H. Kanda, J. Kasagi, A. Kawano, S. Kusawaki, H. Kawai, K. Maeda, S. Masumoto, Y. Matsumura, M. Miyabe, F. Miyahara, K. Mochizuki, S. Miyata, N. Muramatsu, A. Nakamura, K. Nawa, T. Nishi, S. Ohgushi, Y. Okada, H. Ohnishi, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, H. Shimizu, H. Sugai, K. Suzuki, R. Shirai, M. Tabata, Y. Tajima, S. Takahashi, Y. Taniguchi, A.O. Tokiyasu, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, C. Yoshida, H. Y. Yoshida, “ηN scattering parameters and possible η'd bound state from η photoproduction on the deuteron,” Acta Phys. Pol. B 51, 27–32 (2020).
  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, T. Iwata, S. Kaida, H. Kanda, J. Kasagi, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, K. Nawa, S. Ogushi, Y. Okada, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Y. Yoshida, “Non-strange dibaryons studied in coherent double neutral-meson photoproduction on the deuteron,” Acta Phys. Pol. B 51, 329–332 (2020).
  • Q. He, H. Fujimura, H. Fukasawa, R. Hashimoto, Y. Honda, T. Ishikawa, T. Iwata, S. Kaida, H. Kanda, J. Kasagi, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, K. Nawa, S. Ogushi, Y. Okada, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Y. Yoshida (the FOREST collaboration), “Measuring space-time properties of the Δ(1232) via Bose-Einstein correlations,” JPS Conf. Proc. 26, 024004 (2019).
  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, T. Iwata, S. Kaida, H. Kanda, J. Kasagi, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, K. Nawa, S. Ogushi, Y. Okada, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Y. Yoshida (the FOREST collaboration), “Non-strange dibaryon resonances observed in coherent double neutral-pion photoproduction on the deuteron,” JPS Conf. Proc. 26, 022014 (2019).
  • Y. Komatsu, J. K. Ahn, S. Ajimura, T. Akaishi, K. Aoki, H. Asano, W. C. Chang, R. Honda, Y. Ichikawa, T. Ishikawa, Y. Ma, K. Miwa, Y. Miyachi, Y. Morino, K. Nagai, T. Nakano, M. Naruki, H. Noumi, K. Ozawa, F. Sakuma, T. Sawada, K. Shirotori, Y. Sugaya, T. Takahashi, K. Tanida, N. Tomida, T. Yamaga, S. Yang, “Experimental study of di-quark correlation by charmed baryon spectroscopy at J-PARC high-momentum secondary beam line,” JPS Conf. Proc. 26, 022029 (2019).
  • S. X. Nakamura, H. Kamano, T. Ishikawa, “η Photoproduction off the deuteron and low-energy η-nucleon interaction,” JPS Conf. Proc. 26, 023001 (2019).
  • 石川貴嗣, 笠木治郎太, 最近の研究から「光子ビームで探るクォーク・グルーオン多体系—ダイバリオンの発見から分光へ」, 日本物理学会誌 (BUTSURI) 第 75 巻 第 1 号, 22–27 (2020).

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Non-refereed scientific articles

  1. 2020年
  2. 2019年

FY2020

  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, T. Iwata, S. Kaida, H. Kanda, J. Kasagi, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, K. Nawa, S. Ogushi, Y. Okada, K. Okamura, Y. Onodera, K. Ozawa, Y. Sakamoto, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Yoshida, “Non-strange dibaryons studied in coherent double neutral-meson photoproduction on the deuteron,” Proc. 12th International Workshop on the Physics of Excited Nucleons (NSTAR 2019), EPJ Web Conf. 241, 01007 (2020).
  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, A. Hosaka, T. Iwata, S. Kaida, J. Kasagi, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, S. X. Nakamura, K. Nawa, S. Ogushi, Y. Okada, K. Okamura, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, T. Sato, H. Shimizu, H. Sugai, K. Suzuki, S. Takahashi, Y. Tajima, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Yoshida, “ωN scattering length from ω photoproduction on the proton near the threshold,” Proc. 15th International Conference on Meson-Nucleon Physics and the Structure of the Nucleon (MENU2019), AIP Conf. Proc. 2249, 030027 (2020).
  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, A. Hosaka, T. Iwata, S. Kaida, J. Kasagi, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, S. X. Nakamura, K. Nawa, S. Ogushi, Y. Okada, K. Okamura, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, T. Sato, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, and H. Y. Yoshida, “ωN scattering length from ω photoproduction on the proton near the threshold,” Proc. 14th Asia-Pacific Physics Conference (APPC2019), AIP Conf. Proc. 2319, 080017 (2020).
  • S. X. Nakamura, T. Ishikawa, T. Sato, “Neutron-neutron scattering length from π+ photoproduction on the deuteron,” arXiv preprint arXiv:2003.02497 (2020).

FY2019

  • S. Miyata, K. Aoki, H. Fujioka, Y. Honda, T. Hotta, T. Ishikawa, K. Itahashi, H. Kanda, H. Kawai, K. Maeda, M. Miyabe, Y. Matsumura, N. Muramatsu, H. Ohnishi, K. Ozawa, H. Shimizu, M. Tabata, A. O. Tokiyasu, Y. Tsuchikawa, T. Ueda, C. Yoshida, “Performance of the FOREST/BLC spectrometer for study of the η-nucleon interaction via the γd → pηn reaction,” Springer Proc. Phys. 238, 705–708 (2020).
  • T. Ishikawa, H. Fujimura, H. Fukasawa, R. Hashimoto, Q. He, Y. Honda, T. Iwata, S. Kaida, H. Kanda, A. Kawano, S. Kuwasaki, K. Maeda, S. Masumoto, M. Miyabe, F. Miyahara, K. Mochizuki, N. Muramatsu, A. Nakamura, K. Nawa, S. Ogushi, Y. Okada, K. Okamura, Y. Onodera, K. Ozawa, Y. Sakamoto, M. Sato, H. Shimizu, H. Sugai, K. Suzuki, Y. Tajima, S. Takahashi, Y. Taniguchi, Y. Tsuchikawa, H. Yamazaki, R. Yamazaki, H. Y. Yoshida, “Study of non-strange dibaryon resonances via coherent double neutral-meson photoproduction from the deuteron,” Springer Proc. Phys. 238, 609–613 (2020).

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Presentations (international)

  1. FY2020
  2. FY2019

FY2020

  • T. Ishikawa (oral) et al., “Coherent neutral pion and eta meson photoproduction on the deuteron,” Yamada Conference LXXII: The 8th Asia-Pacific Conference on Few-Body Problems in Physics (APFB2020), Kanazawa (Kanazawa Bunka Hall), Japan, March 1–5, 2021.
  • T. Ishikawa (oral) et al., “ηd threshold structure from the γd → π0ηd reaction,” Hadron in Nucleus 2020 (HIN20), Kyoto (Yukawa Institute for Theoretical Physics, Kyoto University), Japan March 8–10, 2021.
  • T. Ishikawa (invited), “Hadron-hadron scattering length from meson photoproduction,” Joint THEIA-STRONG2020 and JAEA/Mainz REIMEI Web-Seminar, online, October 7, 2020–March 17, 2021 (November 25, 2020).

FY2019

  • T. Ishikawa (invited) et al., “Dibaryon photoproduction on the deuteron detecting two neutral pions and deuteron,” KEK/Tokai Internal Workshop on “Physics of Heavy-Quark and Exotic Hadrons,” Tokai (KEK-Tokai Campus), Japan, January 26–28, 2020.
  • S. X. Nakamura (invited), “Triangle singularity appearing as X(3872) in B → (J/Ψπ+π–)Kπ,” KEK/Tokai Internal Workshop on Physics of Heavy-Quark and Exotic Hadrons, Tokai (KEK-Tokai Campus), Japan, January 26–28, 2020.
  • T. Ishikawa (poster) et al., “Photo-production of the η-meson on the deuteron,” International Symposium on Clustering as a Window on the Hierarchical Structure of Quantum Systems (CLUSHIQ2020), Beppu, Japan, January 23–24, 2020.
  • T. Ishikawa et al., “ωN scattering length from ω photoproduction on the proton near the reaction threshold,” The 14th Asia-Pacific Physics Conference 2019 (APPC2019), Sarawak (Borneo Convention Center Kuching), Malaysia, November 17–22, 2019.
  • T. Ishikawa (invited) et al., “ηN scattering parameters and possible η'N bound state from η photoproduction on the deuteron,” 3rd Jagiellonian Symposium on Fundamental and Applied Subatomic Physics, Krakow, Poland, June 23–28, 2019.
  • T. Ishikawa (poster) et al., “Non-strange dibaryons studied in coherent double neutral-meson photoproduction on the deuteron,” 3rd Jagiellonian Symposium on Fundamental and Applied Subatomic Physics, Krakow, Poland, June 23–28, 2019.
  • T. Ishikawa et al., “Non-strange dibaryons studied in coherent double neutral-meson photoproduction on the deuteron,” The 12th Internal workshop on the Physics of Excited Nucleons (NSTAR2019), Bonn (Bonn University), Germany, June 10–14, 2019.
  • T. Ishikawa et al., “ηN scattering length from η photoproduction on the proton near the threshold,” The 15th International Conference on Meson-Nucleon Physics and the Structure of the Nucleon (MENU2019), Pittsburgh (Carnegie Mellon University), PA, USA, June 2–7, 2019.

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Presentations (domestic)

  1. 2020年
  2. 2019年

FY2020

  • 石川貴嗣 (招待講演), “Hadron physics from meson photoproduction experiments at ELPH,” 量子物理学・ナノサイエンス第 307 回セミナー (量子物理学・ナノサイエンス先端研究センター主催, 東京工業大学理学院・物理学系共催), オンライン開催, 2021 年 2 月 22 日.
  • T. Ishikawa (invited), “nn scattering length from positive pion photoproduction on the deuteron,” Tokyo Tech Advanced Research Center for Quantum Physics and Nanoscience Seminar (東京工業大学理学院・物理学系 インフォーマルセミナー), online, February 22, 2021.
  • 石川貴嗣, 「様々なフレーバー領域で探るクォーク・ハドロン多体系の分光と構造」, ELPH Workshop C029 “Hadron-hadron scattering length from meson photoproduction”, 宮城県仙台市 (東北大 ELPH), 2020 年 11 月 4–5 日.
  • 石川貴嗣, 「重水素標的におけるコヒーレント π0η 光生成反応による ηN 散乱長の決定」, 新学術領域研究「量子クラスターで読み解く物質の階層構造」 ワークショップ (第 5 回クラスター階層領域研究会), オンライン開催, 2020 年 9 月 24–25 日.
  • 石川貴嗣, 「仮想光子を使った nn 散乱長の精密測定による荷電対称性の破れの研究」, 新学術領域研究「宇宙観測検出器と量子ビームの出会い。新たな応用への架け橋。」 ワークショップ (第 2 回領域全体会議), オンライン開催, 2020 年 7 月 27–28 日.
  • 石川貴嗣, “Determination of eta-nucleon scattering length from eta photoproduction on the deuteron,” 新学術領域研究「量子クラスターで読み解く物質の階層構造」 ワークショップ (第 3 回クラスター階層領域研究会), オンライン開催, 2020 年 5 月 18 日.

FY2019

  • 中村聡 (招待講演), “Dynamical coupled-channels approach to electroweak reactions on nucleon and deuteron,” ELPH 研究会 C024「ハドロン構造における多粒子相関」, 宮城県仙台市 (東北大学電子光理学研究センター), 2019年 10 月 16–17 日,
  • 中村聡 (招待講演), “Z(4430), Z(4200), Z(4050) and Z(4250) as triangle singularities,” ELPH 研究会 C024 ハドロン構造における多粒子相関, 宮城県仙台市 (東北大学電子光理学研究センター), 2019年 10 月 16–17 日,
  • 石川貴嗣, 「コヒーレントなダブルメソン光生成反応で探るダイバリオン共鳴」, ELPH 研究会 C024 ハドロン構造における多粒子相関, 宮城県仙台市 (東北大学電子光理学研究センター), 2019年 10 月 16–17 日,
  • 石川貴嗣, “Study of charge symmetry breaking from the precise and accurate measurement of the nn scattering length using virtual photons,” 新学術領域研究「宇宙観測検出器と量子ビームの出会い。新たな応用への架け橋。」ワークショップ (第 1 回領域全体会議), 千葉県柏市 (東京大学 Kavli IPMU), 2019 年 7 月 15–16 日.

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Others

  1. 2020年
  2. 2019年

FY2020

  • N/A

FY2019

  • [Educational Lecture] T. Ishikawa, “IEEE NPSS International School for Real Time Systems 2019,” Kuala Lumpur (University of Malaya), Malaysia, November 10–15, 2019.

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