SHUICHI WAKIMOTO

Profile Information

Affiliation: Deputy Director, J-PARC Center, Japan Atomic Energy Agency

Degree: 博士（理学）(東北大学)

J-GLOBAL ID: 200901073208606331
researchmap Member ID: 6000009112

Research Interests

Research Areas

Papers

148

Spin excitations coupled with lattice and charge dynamics in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>La</mml:mi><mml:mrow><mml:mn>2</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:msub><mml:mi>Sr</mml:mi><mml:mi>x</mml:mi></mml:msub><mml:msub><mml:mi>CuO</mml:mi><mml:mn>4</mml:mn></mml:msub></mml:mrow></mml:math>

K. Ikeuchi, S. Wakimoto, M. Fujita, T. Fukuda, R. Kajimoto, M. Arai

Physical Review B, 105(1), Jan 13, 2022
Fermi surface in La-based cuprate superconductors from Compton scattering imaging

Hiroyuki Yamase, Yoshiharu Sakurai, Masaki Fujita, Shuichi Wakimoto, Kazuyoshi Yamada

Nature Communications, 12(1), Dec, 2021
Coexistence of Two Components in Magnetic Excitations of La2−xSrxCuO4 (x = 0.10 and 0.16)

Kentaro Sato, Kazuhiko Ikeuchi, Ryoichi Kajimoto, Shuichi Wakimoto, Masatoshi Arai, Masaki Fujita

Journal of the Physical Society of Japan, 89(11) 114703-114703, Nov 15, 2020
Al-impurity-induced magnetic excitations in heavily over-doped La1.7Sr0.3Cu0.95Al0.05O4

Kazuhiko Ikeuchi, Kenji Nakajima, Seiko Ohira-Kawamura, Ryoichi Kajimoto, Shuichi Wakimoto, Masaki Fujita

AIP Advances, 8(10) 101318-1-101318-5, Sep, 2018 Peer-reviewed
Quantitative characterization of the nanoscale local lattice strain induced by Sr dopants in La$_{1.92}$Sr$_{0.08}$CuO$_{4}$

Lin J. Q.*, Liu X.*, Blackburn E.*, Wakimoto Shuichi, Ding H.*, Islam Z.*, Sinha S. K.*

Physical Review Letters, 120(19) 197001\_1-197001\_6, May, 2018 Peer-reviewed
Detailed study of the structure of the low-energy magnetic excitations in overdoped La1.75Sr0.25CuO4

Ikeuchi Kazuhiko, Kikuchi Tatsuya, Nakajima Kenji, Kajimoto Ryoichi, Wakimoto Shuichi, Fujita Masaki

PHYSICA B-CONDENSED MATTER, 536 717-719, May 1, 2018 Peer-reviewed
Fe-impurity-induced magnetic excitations in heavily over-doped La1.7Sr0.3Cu0.95Fe0.05O4

Kazuhiko Ikeuchi, Tatsuya Kikuchi, Kenji Nakajima, Ryoichi Kajimoto, Shuichi Wakimoto, Masaki Fujita

IOP Conf. Series: Journal of Physics: Conf. Series, 969 012024, Apr, 2018 Peer-reviewed
Scaling of Memories and Crossover in Glassy Magnets

A. M. Samarakoon, M. Takahashi, D. Zhang, J. Yang, N. Katayama, R. Sinclair, H. D. Zhou, S. O. Diallo, G. Ehlers, D. A. Tennant …

SCIENTIFIC REPORTS, 7, Sep, 2017 Peer-reviewed
Observation of momentum-dependent charge excitations in hole-doped cuprates using resonant inelastic x-ray scattering at the oxygen K edge

Kenji Ishii, Takami Tohyama, Shun Asano, Kentaro Sato, Masaki Fujita, Shuichi Wakimoto, Kenji Tustsui, Shigetoshi Sota, Jun Miyawaki, Hideharu Niwa …

PHYSICAL REVIEW B, 96(11), Sep, 2017 Peer-reviewed
Observation of magnetoelastic effects in a quasi-one-dimensional spiral magnet

Chong Wang, Daiwei Yu, Xiaoqiang Liu, Rongyan Chen, Xinyu Du, Biaoyan Hu, Lichen Wang, Kazuki Iida, Kazuya Kamazawa, Shuichi Wakimoto …

PHYSICAL REVIEW B, 96(8), Aug, 2017 Peer-reviewed
High-energy magnetic excitations in overdoped La<inf>2</inf>-<inf>x</inf>Sr<inf>x</inf>CuO<inf>4</inf> studied by neutron and resonant inelastic x-ray scattering

S. Wakimoto, K. Ishii, H. Kimura, M. Fujita, G. Dellea, K. Kummer, L. Braicovich, G. Ghiringhelli, L. M. Debeer-Schmitt, G. E. Granroth

Physical Review B - Condensed Matter and Materials Physics, 91(18), May 21, 2015 Peer-reviewed
High-energy magnetic excitations in overdoped La2-xSrxCuO4 studied by neutron and resonant inelastic x-ray scattering

S. Wakimoto, K. Ishii, H. Kimura, M. Fujita, G. Dellea, K. Kummer, L. Braicovich, G. Ghiringhelli, L. M. Debeer-Schmitt, G. E. Granroth

PHYSICAL REVIEW B, 91(18), May, 2015 Peer-reviewed
Neutron Scattering Study of Spin Fluctuations in La2-xSrxCuO4 by Four-Dimensional Mapping of Neutron Cross-Sections Using the Chopper Spectrometer 4SEASONS

S. Wakimoto, K. Ikeuchi, M. Arai, M. Fujita, R. Kajimoto, S. Kawamura, M. Matsuura, K. Nakajima, K. Yamada

J. Phys. Soc. Jpn., 8 034013-1-034013-6, Jan 7, 2015 Peer-reviewed
17aCD-5 Detailed Structure of Magnetic Excitations in High-TC Cuprate Superconductor La_<2-x>Sr_xCuO_4

Sato K., Wakimoto S., Matsuura M., Ikeuchi K., Kajimoto R., Fujita M.

Meeting Abstracts of the Physical Society of Japan, 70 1753-1753, 2015
22aPS-119 Magnetic Structure of RCoGa_5(R=Tb, Dy, Ho) II

Kobayashi Riki, Yoshizawa Hideki, Kaneko Koji, Wakimoto Shuichi, Chi Songxue, Watanuki Ryuta, Suzuki Kazuya, Aso Naohumi

Meeting Abstracts of the Physical Society of Japan, 70 2208-2208, 2015
Anisotropic magnetic form factor in a detwinned single crystal of BaFe2 As2

K. Kodama, M. Ishikado, S. Wakimoto, K. Kihou, C. H. Lee, A. Iyo, H. Eisaki, S. Shamoto

Physical Review B - Condensed Matter and Materials Physics, 90, Oct 16, 2014
Cooperative Order in the Weakly Magnetic Domain of LaFeAsO1-xFx near the Doping Phase Boundary

Masatoshi Hiraishi, Ryosuke Kadono, Masanori Miyazaki, Ichihiro Yamauchi, Akihiro Koda, Kenji M. Kojima, Motoyuki Ishikado, Shuichi Wakimoto, Shin-Ichi Shamoto

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(10), Oct, 2014 Peer-reviewed
Influence of Electron Doping on Magnetic Order in CeRu2Al10

Riki Kobayashi, Koji Kaneko, Kotaro Saito, Jean-Michel Mignot, Gilles Andre, Julien Robert, Shuichi Wakimoto, Masaaki Matsuda, Songxue Chi, Yoshinori Haga …

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(10), Oct, 2014 Peer-reviewed
Anharmonic Pr Guest Modes in Pr(Os1-xRux)4Sb12 Investigated by Inelastic X-ray Scattering

Tsutsui Satoshi, Kaneko Koji, Miyazaki Ryoichi, Higashinaka Ryuji, Aoki Yuji, Kobayashi Riki, Wakimoto Shuichi, Baron Alfred Q R, Sugawara Hitoshi, Sato Hideyuki

JPS Conference Proceedings, 3(011060), 2014 Peer-reviewed
Role of magnetic chirality in polarization flip upon a commensurate- incommensurate magnetic phase transition in YMn2O5

Shuichi Wakimoto, Hiroyuki Kimura, Yuma Sakamoto, Mamoru Fukunaga, Yukio Noda, Masayasu Takeda, Kazuhisa Kakurai

Physical Review B - Condensed Matter and Materials Physics, 88(14), Oct 10, 2013 Peer-reviewed

Misc.

酸素K吸収端共鳴非弾性X線散乱によるホールドープ型銅酸化物超伝導体の電荷励起

石井賢司, 遠山貴巳, 浅野駿, 佐藤研太朗, 藤田全基, 脇本秀一, 宮脇淳, 丹羽秀治, 原田慈久, PELLICIARI J …

日本物理学会講演概要集(CD-ROM), 73(1) ROMBUNNO.25aK402‐5, Mar 23, 2018
Current status of research and development at Japan Atomic Energy Agency

Oigawa Hiroyuki, Wakimoto Shuichi

Denki Hyoron, 103(2) 50-65, Feb, 2018
Current status of research and development at Japan Atomic Energy Agency

Oigawa Hiroyuki, Wakimoto Shuichi

Denki Hyoron, 102(2) 46-61, Feb, 2017
CeRu₂Al₁₀のRh置換によるインタラクションクロスオーバー

小林理気, 谷田博司, 世良正文, FRONTZEK Matthias D., 左右田稔, 益田隆嗣, 吉澤英樹, 阿曽尚文, 金子耕士, 脇本秀一 …

日本物理学会講演概要集(CD-ROM), 72(1), 2017
Proceedings of the Joint Workshop for the JAEA Project Researches “Structure and Electronic Properties of Functional Materials” and “Study of Spin and Lattice Dynamics in Cuprate Superconductors”

Eds, Ryoichi Kajimoto, Kenji Nakajima, Shuichi Wakimoto

JAEA-Review, 2016(018), Aug, 2016 Peer-reviewed
中性子非弾性散乱の実空間ダイナミクス解析の現状

菊地龍弥, 中島健次, 川北至信, 脇本秀一, 池内和彦, 藤田全基, 梶本亮一, 稲村泰弘, 鈴谷賢太郎, 川崎拓郎 …

日本中性子科学会年会講演概要集, 16th, 2016
中性子回折実験によるCeRu₂Al₁₀のRh置換誘起相の研究

小林理気, 谷田博司, 世良正文, FRONTZEK Matthias D., 左右田稔, 益田隆嗣, 吉澤英樹, 阿曽尚文, 金子耕士, 脇本秀一 …

日本物理学会講演概要集(CD-ROM), 71(2), 2016
9aPS-28 Observation of magnetic excitation of multiferroic YMn^<4+>(Mn_<1-x>Ga_x)^<3+>O_5 by neutron scattering

Izumiya Y., Ishii Y., Furukawa K., Kimura H., Wakimoto S., Ikeuchi K., Nakajima K., Kajimoto R., Noda Y.

Meeting abstracts of the Physical Society of Japan, 69(2) 410-410, Aug 22, 2014
9aBD-1 In-plane anisotropy of magnetic form factor of BaFe_2As_2

Kodama K., Ishikado M., Wakimoto S., Kihou K., Lee C. H., Iyo A., Eisaki H., Shamoto S.

Meeting abstracts of the Physical Society of Japan, 69(2) 396-396, Aug 22, 2014
Anharmonic Pr Atomic Motion in Pr(Os_<1-x>Ru_x)_4Sb_<12>

Tsutsui S., Kaneko K., Kobayashi R., Wakimoto S., Baron Alfred Q.R., Miyazaki R., Aoki Y., Sugawara H., Sato H.

Meeting abstracts of the Physical Society of Japan, 68(2) 444-444, Aug 26, 2013
27aXZE-8 An attempt to discriminate the superconducting symmetry of Fe(Te_<0.5>Se_<0.5>) by inelastic neutron scattering measurement

Ishikado M., Kodama K., Kajimoto R., Nakamura M., Inamura Y., Ikeuchi K., Ji Sungdae, Wakimoto S., Arai M., Shamoto S.

Meeting abstracts of the Physical Society of Japan, 68(1) 608-608, Mar 26, 2013
26aPS-77 Detailed analysis of magnetic and crystalline structure of multiferroic CuFe_<1-x>Ga_xO_2 by means of CRYOPAD and RXS (Part2)

Kaneko Chikafumi, Nakajima Taro, Mitsuda Setsuo, Terada Noriki, Wakimoto Shuichi, Takeda Masayasu, Kakurai Kazuhisa, Tanaka Yoshikazu

Meeting abstracts of the Physical Society of Japan, 68(1) 516-516, Mar 26, 2013
20pPSB-42 Cu-K edge RIXS study of charge excitations in La_<2-x>(Sr,Ba)_xCuO_4

Wakimoto S., Ishii K., Kimura H., Ikeuchi K., Yoshida M., Adachi T., Koike Y., Fujita M., Yamada K., Mizuki J.

Meeting abstracts of the Physical Society of Japan, 67(2) 566-566, Aug 24, 2012
20aPSB-35 Magnetic Structure of RCoGa_5(R=Tb, Ho)

Kobayashi R., Kaneko K., Wakimoto S., Chi Songxue, Sanada N., Watanuki Ryuta, Suzuki Kazuya

Meeting abstracts of the Physical Society of Japan, 67(2) 532-532, Aug 24, 2012
21aFE-7 Effect of the Ru-site substitution on CeRu_2Al_<10> III

Kobayashi R, Kaneko K, Wakimoto S, Haga Y, Matsuda T. D, Yamamoto E, Robert Julien, Mignot Jean-Michel, Andre Gilles, Matsuda M …

Meeting abstracts of the Physical Society of Japan, 67(2) 573-573, Aug 24, 2012
Damage and recovery of JAEA instruments and neutron guides at JRR-3

Wakimoto Shuichi, Sasajima Fumio, Nagahori Kazuhisa, Tamura Itaru

Hamon, 22(3) 242-245, Aug, 2012
27aAF-9 Detailed analysis of magnetic and crystalline structure of multiferroic CuFe_<1-x>Ga_xO_2 by means of CRYOPAD and RXS

Kaneko Chikafumi, Nakajima Taro, Mitsuda Setsuo, Yoshitomi Keisuke, Terada Noriki, Wakimoto Shuichi, Takeda Masayasu, Kakurai Kazuhisa, Tanaka Yoshikazu

Meeting abstracts of the Physical Society of Japan, 67(1) 536-536, Mar 5, 2012
25pYA-14 Low energy inelastic neutron scattering on LaFePO_<0.9>

Ishikado M., Kodama K., Kajimoto R., Nakamura M., Inamura Y., Wakimoto S., Iyo A., Eisaki H., Arai M., Shamoto S. …

Meeting abstracts of the Physical Society of Japan, 67(1) 635-635, Mar 5, 2012
25pPSB-55 Magnetic Structure of RCoGa_5 (R=Tb, Ho)

Kobayashi R., Kaneko K., Wakimoto S., Chi Songxue, Sanada N., Watanuki R., Suzuki K.

Meeting abstracts of the Physical Society of Japan, 67(1) 657-657, Mar 5, 2012
CeRu₂Al₁₀のRu-site置換効果 III

小林理気, 金子耕士, 脇本秀一, 芳賀芳範, 松田達磨, 山本悦嗣, ROBERT Julien, MIGNOT Jean-Michel, ANDRE Gilles, 松田雅昌 …

日本物理学会講演概要集, 67(2), 2012

Presentations

139

Collaborative use of JRR-3 and MLF

Nakajima Kenji, Wakimoto Shuichi

日本中性子科学会第23回年会(JSNS2023)
Magnetic excitation coupling with lattice and charge dynamics in LSCO

Ikeuchi Kazuhiko*, Wakimoto Shuichi, Fujita Masaki*, Fukuda Tatsuo, Kajimoto Ryoichi, Arai Masatoshi*

2022年度量子ビームサイエンスフェスタ; 第14回MLFシンポジウム/第40回PFシンポジウム
Collaborative use of JRR-3 and MLF

Nakajima Kenji, Wakimoto Shuichi

日本中性子科学会第22回年会
Radiation facilities of JAEA, mainly neutron facilities J-PARC and JRR-3

Wakimoto Shuichi

2021 Virtual IEEE Nuclear Science Symposium and Medical Imaging Conference, 28th International Symposium on Room-Temperature Semiconductor Detectors (2021 IEEE NSS MIC)
JAEA's activities for innovation creation

Wakimoto Shuichi

2020年度宇宙探査オープンイノベーションフォーラム
Present status of real space dynamics analysis for inelastic neutron scattering

Kikuchi Tatsuya, Nakajima Kenji, Kawakita Yukinobu, Wakimoto Shuichi, Ikeuchi Kazuhiko*, Fujita Masaki*, Kajimoto Ryoichi, Inamura Yasuhiro, Suzuya Kentaro, Kawasaki Takuro, Nakamura Mitsutaka, Kawamura Seiko

日本中性子科学会第16回年会(JSNS 2016)
Current status of neutron guides at the JRR-3

Tamura Itaru, Nagahori Kazuhisa, Sasajima Fumio, Wakimoto Shuichi, Wada Shigeru

4th International Workshop on Neutron Delivery Systems (NDS 2015)
Magnetic excitation of hole-overdoped cuprate studied by RIXS and neutron

Wakimoto Shuichi

Quantum in Complex Matter; Superconductivity, Magnetism and Ferroelectricity (Superstripes 2015)
Study of magnon-phonon coupling in LSCO by 4-dimensional mapping of neutron cross section using chopper neutron spectrometer

Wakimoto Shuichi, Ikeuchi Kazuhiko*, Arai Masatoshi, Fujita Masaki*, Kajimoto Ryoichi, Kawamura Sho*, Matsuura Masato*, Nakajima Kenji, Yamada Kazuyoshi*

日本物理学会第70回年次大会
Overall magnetic excitation in overdoped La$_{2-x}$Sr$_{x}$CuO$_{4}$ studied by complementary use of neutron and X-ray

Wakimoto Shuichi

14th Korea-Japan Meeting on Neutron Science
Neutron scattering research of high-$T_c$ cuprate superconductors using chopper spectrometer 4SEASONS

Wakimoto Shuichi

第8回三機関連携「量子複雑現象」研究会
Anisotropic magnetic form factor in parent compound of iron-based superconductor

Kodama Katsuaki, Ishikado Motoyuki*, Wakimoto Shuichi, Kiho Kunihiro*, Lee C.-H.*, Iyo Akira*, Eisaki Hiroshi*, Shamoto Shinichi

日本中性子科学会第14回年会(JSNS 2014)
Spin-phonon coupling in high-$T_c$ cuprate superconductors

Wakimoto Shuichi

JAEA-CROSSプロジェクト研究「機能性物質の構造と電子物性」第5回ミニ研究会
In-plane anisotropy of magnetic form factor in BaFe$_2$As$_2$

Kodama Katsuaki, Ishikado Motoyuki*, Wakimoto Shuichi, Kiho Kunihiro*, Lee C.-H.*, Iyo Akira*, Eisaki Hiroshi*, Shamoto Shinichi

日本物理学会2014年秋季大会(物性)
Polarized neutron diffraction study of magnetic chirality in YMn$^{4+}$(Mn$_{1-x}$Ga$_{x}$)$^{3+}$O$_{5}$

Wakimoto Shuichi

10th International Conference on Polarized Neutrons for Condensed Matter Investigations (PNCMI 2014)
Magnetic form factor of detwinned single crystal of BaFe$_2$As$_2$

Kodama Katsuaki, Ishikado Motoyuki*, Wakimoto Shuichi, Kiho Kunihiro*, Lee C.-H.*, Iyo Akira*, Eisaki Hiroshi*, Shamoto Shinichi

2nd International Symposium on Science at J-PARC (J-PARC 2014)
Current status of JRR-3 and future collaboration with HANARO

Wakimoto Shuichi

HANARO-TOHOKU Workshop on Materials Science Advanced by Neutron Scattering
Neutron and X-ray scattering study of overdoped La$_{2-x}$Sr$_{x}$CuO$_{4}$

Wakimoto Shuichi

3rd Super-PIRE REIMEI Workshop on Frontiers of Condensed Matter Physics
Study of magnetic excitation in overdoped LSCO by neutron and synchrotron radiation

Wakimoto Shuichi, Ishii Kenji, Kimura Hiroyuki*, Fujita Masaki*, Kajimoto Ryoichi, Ikeuchi Kazuhiko*, Granroth G.*, Ghiringhelli G.*, Braicovich L.*

日本物理学会第69回年次大会
Current status and future prospects of reactor-based neutron facilities in Japan

Wakimoto Shuichi

13th Japan-Korea Meeting on Neutron Science

Professional Memberships

Research Projects

Theory of Spin and Charge Dynamics and Inelastic X-Ray Scattering in 3d Transition-Metal Compounds

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2014 - Mar, 2018

Tohyama Takami, ISHII Kenji, WAKIMOTO Shuuichi, BARON Alfred
Spin and charge excitations in high-Tc superconducting cuprates studied by resonant inelastic x-ray scattering

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

Ishii Kenji, FUJITA Masaki, WAKIMOTO Shuichi
Study of spin-lattice interaction in cuprate superconductors using multiple quantum beam techniques

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

WAKIMOTO Shuichi
Complementary use of quantum beams to explore novel physical properties induced by anharmonicity

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2016

Kaneko Koji, WAKIMOTO Shuichi, TSUTSUI Satoshi
Study of anomalous spin and charge excitations in high temperature superconductors by quantum beam

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2010 - 2012

WAKIMOTO Shuichi, ISHII Kenji, HIRAKA Haruhiro
Electron correlation in time and space studied by Resonant InelasticX-ray Scattering - focused on strongly correlated electron systems-

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, 2010 - 2012

MIZUKI Junichiro, ISHII Kenji, TSUTSUI Kenji, TOYOKAWA Hidenori, HIRAKA Haruhiro, YAMADA Kazuyoshi, KOIKE Yoji, TOHYAMA Takami, ISHIHARA Sumio, JARRIGE Ignace, WAKIMOTO Shuichi
Anomaly Excitations in Hole Doped Layered Perovskite Transition Metal Oxide

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 2008 - 2010

NAKAJIMA Kenji, KANJIMOTO Ryoichi, SHAMOTO Shinichi, KODAMA Katsuaki, OSKABE Toyotaka, WAKIMOTO Shuichi
Interrelation between charge- and spin-density modulation in high-Tc superconductors

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2007 - 2008

HIRAKA Haruhiro, MATSUMURA Daiju, WAKIMOTO Syuichi, KUDO Kazutaka, SATO Takafumi, KADONO Ryosuke, YAMADA Kazuyoshi
偏極中性子散乱を用いた銅酸化物高温超伝導体のスピンギャップの研究

科学研究費助成事業, 若手研究(B), 日本学術振興会, 2005 - 2006

脇本秀一
高温超伝導体の絶縁体-金属転移近傍における磁性と伝導の相関

科学研究費助成事業, 特定領域研究, 日本学術振興会, 2005 - 2006

松田雅昌, 脇本秀一
単一層超伝導銅酸化物における伝導の制御と磁性との相関の研究

科学研究費助成事業, 特別研究員奨励費, 日本学術振興会, 1998 - 1998

脇本秀一
中性子・X線散乱手法を用いた超伝導体・強誘電体の物性研究

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