Adachi Tadashi

アダチタダシ | Adachi Tadashi

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://www.ph.sophia.ac.jp/~adachi/

Research field (1)： Magnetism, superconductivity, and strongly correlated systems

Research keywords (5)： High-Tc cuprate superconductor , 鉄系超伝導体 , ミュオンスピン緩和 , Transport property , single-crystal growth

Research theme for competitive and other funds (30)：

2022 - 2023 ニッケル酸化物新超伝導体の創製とミュオンビームによる超伝導メカニズムの解明
2020 - 2023 ニューラルネットワークによる物性物理の新展開
2020 - 2023 第一原理計算と融合したmuSR法の開発と強相関電子系に特異な磁気的基底状態の解明
2019 - 2023 配位数が異なる銅酸化物における真の電子状態と超伝導発現機構の統一的解明
2020 - 2022 Symmetry breaking and novel electronic states probed by muon

2019 - 2022 磁性と超伝導の普遍的関係性の解明と革新的高温超伝導物質の創製への展開

2016 - 2019 Exploration of chiral d-wave superconducting states in honeycomb-lattice compounds with van Hove singularity

2016 - 2019 Elucidation of the mechanism of the new superconductivity without doping in T'-type cuprates

2017 - 2018 キャリアノンドープ超伝導のメカニズムの解明と新高温超伝導物質開発への展開

2014 - 2017 超低速ミュオンビームによる次世代機能性材料の表面/内部スピン状態の解明

2011 - 2016 Study of multi-dynamics of electronic degrees of freedom in high-Tc cuprate superconductor

2011 - 2016 表面-バルク境界領域のヘテロ電子相関

2011 - 2014 鉄カルコゲナイド超伝導体におけるスピン状態のミュオンスピン緩和による研究

2011 - 2013 Muon-spin-relaxation study of the relationship between the spin correlation and superconductivity in iron-based and high-Tc cuprate superconductors

2007 - 2008 Muon-spin-relaxation study of the fluctuated state of vortices in the nano-scaled high-T_c superconductors

2007 - 2008 スピンによる新奇な熱輸送-ハルデン系・ボーズ凝縮系・磁気的ゼーベック効果-

2006 - 2007 高品質銅酸化物超伝導単結晶の育成と電荷・スピンストライプ相の強磁場コントロール

2005 - 2006 銅酸化物高温超伝導体におけるナノスケール相分離のバルクプローブによる検証

2005 - 2006 スピンによる巨大熱伝導を示す物質の探索と機構の解明

2004 - 2005 新規グラファイト・インターカレーション化合物の合成による新高温超伝導体の創製

2004 - 2005 Search for new superconductors by the electrochemical Li-intercalation

2002 - 2004 Study of giant thermal conductivity due to magnons in low-dimensional quantum spin system copper oxides

2002 - 2003 銅酸化物超伝導体の超伝導-絶縁体転移近傍における電荷・スピンの長距離秩序の研究

2003 - Study of the nano-scale phase separation in high-Tc superconductors

2002 - 2002 高温超伝導体および低次元銅酸化物における電荷とスピンの秩序と超伝導の競合・共存

2002 - Neutron-scattering and Raman-scattering studies of the 1/8 anomaly and charge-spin stripe order in La-based high-Tc superconductors

2001 - 2001 ラマン散乱による銅酸化物超伝導体の電荷とスピンのストライプ揺らぎに関する研究

2001 - Muon-spin-relaxation and magnetic susceptibility studies on the Cu-spin dynamics and superconductivity in high-Tc superconductors

1998 - Study on the high-quality large-sized single crystal of La-based high-Tc superconductors

1996 - Study of the transport properites in magnetic fields of the 1/8 anomaly and charge-spin stripe order in the La-based high-Tc superconductors

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Papers (191)：

Z. Guguchia, D. Das, G. Simutis, T. Adachi, J. Küspert, N. Kitajima, M. Elender, V. Grinenko, O. Ivashko, M. v. Zimmermann, et al. Designing the stripe-ordered cuprate phase diagram through uniaxial-stress. Proceedings of the National Academy of Sciences of the United States of America. 2023. 121. 1. e2303423120-1-e2303423120-9
Tadashi Adachi, Koshi Kurashima, Takayuki Kawamata, Takashi Noji, Satoru Nakajima, Yoji Koike. Ferromagnetic Fluctuations in the Heavily Overdoped Regime of Single-Layer High-Tc Cuprate Superconductors. Materials. 2023. 16. 21. 7048-1-7048-7
T. Saragi, U. Widyaiswari, D. J. Manalu, B. Adiperdana, Risdiana, T. Adachi. Particle size and its distribution deduced from magnetic properties of magnetite nanoparticles by the modified Langevin equation. AIP Advances. 2023. 13. 9. 095103-1-095103-5
A. Chainani, M. Horio, C.-M. Cheng, D. Malterre, K. Sheshadri, M. Kobayashi, K. Horiba, H. Kumigashira, T. Mizokawa, M. Oura, et al. Oxygen on-site Coulomb energy in Pr1.3-xLa0.7CexCuO4 and Bi2Sr2CaCu2O8+δ and its relation with Heisenberg exchange. Physical Review B. 2023. 107. 19. 195152-1-195152-12
G. Simutis, A. Bollhalder, M. Zolliker, J. Küspert, Q. Wang, D. Das, F. Van Leeuwen, O. Ivashko, O. Gutowski, J. Philippe, et al. In-situ uniaxial pressure cell for X-ray and neutron scattering experiments. Review of Scientific Instruments. 2023. 94. 1. 013906-1-013906-7

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MISC (200)：

宮本将成, 堀尾眞史, 森谷要, 高橋晶, BAQIYA Malik Anjelh, 辻川夕貴, 和田哲弥, OSIECKI Jacek, THIAGARAJAN Balasubramanian, POLLEY Craig, et al. Inhomogeneous reduction-annealing effects in T’-type cuprate superconductors studied by angle-resolved photoemission spectroscopy. 日本物理学会講演概要集(CD-ROM). 2023. 78. 1
T. Adachi, Y. Nagakubo, Y. Komiyama, I. Watanabe, Y. Koike, A. Koda, R. Kadono. Relationship between the developed Cu-spin correlation and superconductivity in the electron-doped high-Tc cuprates Pr1.3-xLa0.7CexCuO4. KEK-MSL Report 2021. 2022. 62-63
T. Kawamata, T. Sunohara, K. Shiosaka, T. Nagaoka, T. Adachi, M. Kato, I. Watanabe, Y. Koike. Hole-doping effect on the magnetic correlation in the undoped (Ce-free) superconductor T’-La1.8Eu0.2CuO4 studied by μSR. 2022. 55. 117-117
T. Adachi, Y. Komiyama, D. P. Sari, I. Watanabe. μSR study of the Fe-substitution effects on ferromagnetic fluctuations in non-superconducting heavily overdoped Bi-2201 cuprates. RIKEN Accelerator Progress Report. 2022. 55. 116-116
足立匡, 宇田川崇, 永久保侑祐, 高濱元史, 谷口貴紀, 藤田全基. T’型電子ドープ系銅酸化物高温超伝導体における還元処理と電子状態に関する研究. 令和2年度東北大学金属材料研究所中性子物質材料研究センター共同利用研究報告書. 2022. 24-25

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Lectures and oral presentations (366)：

Antiferromagnetic/ferromagnetic spin fluctuations in non-superconducting heavily overdoped Bi-2201 cuprate
(Materials Research Meeting 2023 (MRM2023) 2023)
Electronic states in the overdoped regime of the electron-doped high-Tc cuprates Pr1-xLaCexCuO4 studied by X-ray absorption spectroscopy and transport properties
(Materials Research Meeting 2023 (MRM2023) 2023)
Reduction effects in the electron-doped Pr2CuO4 single crystals studied by X-ray absorption spectroscopy and transport properties
(Materials Research Meeting 2023 (MRM2023) 2023)
Spin fluctuations in the overdoped regime of the electron-doped high-Tc cuprate thin films of La2-xCexCuO4 studied by low-energy muons
(Materials Research Meeting 2023 (MRM2023) 2023)
Commissioning of the ultra-slow muon beamline towards practical use with thin-film samples
(Materials Research Meeting 2023 (MRM2023) 2023)

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Works (8)：

電子型酸化物高温超伝導体におけるナノ不均一超伝導と電子対形成の機構解明
2009 - 2011
電子型酸化物高温超伝導体におけるナノ不均一超伝導と電子対形成の機構解明
2009 - 2011
Inhomogeneity of superconductivity and stripe correlations in single-layer high-T<SUB>c</SUB> cuprates
2008 -
Inhomogeneity of superconductivity and stripe correlations in single-layer high-T<SUB>c</SUB> cuprates
2008 -
銅酸化物高温超伝導体における傾斜組成単結晶の育成とナノスケール相分離のバルクプローブによる検証
2005 - 2006

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Professional career (3)：

Bachelor of Engineering (Tohoku University)
Master of Engineering (Tohoku University)
Doctor of Engineering (Tohoku U)

Work history (7)：

2018/04 - 現在 Sophia University Faculty of Science and Technology
2021/04 - 2024/03 High Energy Accelerator Research Organization Muon Science Laboratory, Institute of Materials Structure Science Visiting Professor
2013/04 - 2018/03 Sophia University Faculty of Science and Technology
2007/04/01 - 2013/03/31 Tohoku University Graduate School of Engineering
2001/08/01 - 2007/03/31 Tohoku University Graduate School of Engineering

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Awards (9)：

2022/03 - 上智大学 2021年度上智大学理工学部授業顕彰基礎物理学II
2022/03 - 上智大学 2021年度上智大学理工学部授業顕彰熱力学
2019/06 - Physical Review Letters Editors’ Suggestion Fabrication of high-temperature quasi-two-dimensional superconductors at the interface of a ferroelectric Ba0.8Sr0.2TiO3 film and an insulating parent compound of La2CuO4
2017/03/19 - 日本中間子科学会第1回奨励賞
2013/06/13 - The Physical Society of Japan JPSJ Papers of Editors' Choice Japan

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Association Membership(s) (4)：

The Physical Society of Japan , The Japan Society of Applied Physics , Society of Muon and Meson Science of Japan , The Japan Society of Applied Physics -Branch of Superconductivity-

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