Hasegawa Takumi 長谷川巧

… Alternative Names

長谷川巧ハセガワタクミ

HASEGAWA Takumi 長谷川巧

Less

Researcher Number	20508171
Other IDs
Affiliation (Current)	2025: 広島大学, 先進理工系科学研究科(総), 准教授
Affiliation (based on the past Project Information) *help	2022 – 2024: 広島大学, 先進理工系科学研究科(総), 准教授 2020: 広島大学, 先進理工系科学研究科(総), 准教授 2017 – 2019: 広島大学, 総合科学研究科, 助教 2011 – 2014: 広島大学, 総合科学研究科, 助教 2013: 広島大学, 大学院・総合科学研究科, 助教 2009 – 2010: Hiroshima University, 大学院・総合科学研究科, 助教
Review Section/Research Field	Principal Investigator Condensed matter physics II Except Principal Investigator Condensed matter physics II / Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Plant nutrition/Soil science
Keywords	Principal Investigator 格子振動 / 非調和相互作用 / ラマン分光 / パイロクロア酸化物 / ラットリング / 強相関電子系 Except Principal Investigator 金属絶縁体転移 / イリジウム酸化物 / 電流誘起 / 電気トロイダル … More / 電流誘起交差相関物性 / スピン軌道結合系 / 電気トロイダル秩序 / 土壌微生物 / GCMS / 安定同位体 / 土壌生物学 / 顕微ラマン分光法 / 二次イオン質量分析法 / 菌糸圏土壌微生物 / 微細構造 / 凍結法 / 菌根 / 微細構造局在解析 / 物質交換 / 安定同位体トレーサー / SIMS / 遺伝子発現解析 / 飛行時間型二次イオン質量分析法 / 真菌内生細菌 / クライオ走査型電子顕微鏡 / 電子顕微鏡－二次イオン質量分析相関解析 / 元素輸送 / 菌根共生 / 国際情報交換(フランス) / パイロクロア / フラストレーション / 磁気転移 / リフシッツ転移 / 共鳴X線散乱 / 磁気構造 / 反強磁性転移 / 単結晶 / イリジウム / X線回折 / ラマン散乱 / 中性子散乱 / パイロクロア酸化物 Less

スピン軌道結合系イリジウム酸化物の逐次新奇相転移と電流誘起交差相関物性の解明
- Principal Investigator
  
  松平和之
- Project Period (FY)
  2022 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  Kyushu Institute of Technology
Surface analytical study of Carbon, nitrogen, and hydrogen cellular transfers and cycling in mycorrhizal symbioses.
- Principal Investigator
  
  Kuga Yukari
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Plant nutrition/Soil science
- Research Institution
  Hiroshima University
Study of metal-insulator transition in the 5d transition metal pyrochlore oxide Cd2Os2O7
- Principal Investigator
  
  YAMAURA Jun-ichi
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Tokyo Institute of Technology
Study on the mechanism of metal-insulator transition in the pyrochlore iridates
- Principal Investigator
  
  KAZUYUKI Matsuhira
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Kyushu Institute of Technology
Investigation of Alkaline metal vibration effect on the electric states in β-pyrochlore oxidesPrincipal Investigator
- Principal Investigator
  
  HASEGAWA Takumi
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Hiroshima University

All 2023 2022 2019 2018 2012 2010 2009 Other

All Journal Article Presentation

[Journal Article] Insulating Nature of Iridium Oxide Ca5Ir3O12 Probed by Synchrotron-Radiation-Based Infrared Spectroscopy2023
- Author(s)
 Hanate Hiroki、Kawano Shoya、Hayashida Momoka、Nakamura Kazuma、Ikemoto Yuka、Moriwaki Taro、Hasegawa Takumi、Tsutsui Satoshi、Matsuhira Kazuyuki
- Journal Title
 
 Journal of the Physical Society of Japan
 
 Volume: 92 Issue: 6 Pages: 064705-064705
- DOI
 10.7566/jpsj.92.064705
- Peer Reviewed / Open Access
- Data Source
 KAKENHI-PROJECT-23KJ1750, KAKENHI-PLANNED-23H04871, KAKENHI-PROJECT-22H04953, KAKENHI-PROJECT-23K22454
[Journal Article] Space-Group Determination of Superlattice Structure Due to Electric Toroidal Ordering in Ca5Ir3O122023
- Author(s)
 Hanate Hiroki、Tsutsui Satoshi、Yajima Takeshi、Nakao Hironori、Sagayama Hajime、Hasegawa Takumi、Matsuhira Kazuyuki
- Journal Title
 
 Journal of the Physical Society of Japan
 
 Volume: 92 Issue: 6 Pages: 063601-063601
- DOI
 10.7566/jpsj.92.063601
- Peer Reviewed
- Data Source
 KAKENHI-PROJECT-23KJ1750, KAKENHI-PLANNED-23H04867, KAKENHI-PLANNED-23H04871, KAKENHI-PROJECT-22H04953, KAKENHI-PROJECT-23K22454
[Journal Article] Antiferroelectric distortion with anomalous phonon softening in the excitonic insulator Ta2NiSe52018
- Author(s)
  Nakano Akitoshi、Hasegawa Takumi、Tamura Shinya、Katayama Naoyuki、Tsutsui Satoshi、Sawa Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 98 Issue: 4 Pages: 045139-045139
- DOI
  10.1103/physrevb.98.045139
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H03784, KAKENHI-PROJECT-18H01172
[Journal Article] High-pressure Raman study on the superconducting pyrochlore oxide Cd2Re2O72018
- Author(s)
  Y. Matsubayashi, T. Hasegawa, N. Ogita, J. Yamaura, Z. Hiroi,
- Journal Title
  
  Physica B
  
  Volume: 536 Pages: 600-603
- DOI
  10.1016/j.physb.2017.10.030
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03784, KAKENHI-PROJECT-16K05434, KAKENHI-PROJECT-18H01169
[Journal Article] Retreat from Stress: Rattling in a Planar Coordination2018
- Author(s)
  Koichiro Suekuni, Chul Ho Lee, Hiromi I. Tanaka, Eiji Nishibori, Atsushi Nakamura, Hidetaka Kasai, Hidetomo Usui, Masayuki Ochi, Takumi Hasegawa, Mitsutaka Nakamura, Seiko Ohira‐Kawamura, Tatsuya Kikuchi, Koji Kaneko, Hirotaka Nishiate, Katsuaki Hashikuni, Yasufumi Kosaka, Kazuhiko Kuroki, Toshiro Takabatake, 他1名
- Journal Title
  
  Advanced Materials
  
  Volume: 30 Issue: 13 Pages: 1706230-1706230
- DOI
  10.1002/adma.201706230
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14108, KAKENHI-PUBLICLY-17H05328, KAKENHI-PROJECT-17H03784, KAKENHI-PROJECT-15K04742, KAKENHI-PROJECT-16K05031
[Journal Article] Effect of rattling motion without cage structure on lattice thermal conductivity in LaOBiS2-xSex2018
- Author(s)
  Lee C. H.、Nishida A.、Hasegawa T.、Nishiate H.、Kunioka H.、Ohira-Kawamura S.、Nakamura M.、Nakajima K.、Mizuguchi Y.
- Journal Title
  
  Applied Physics Letters
  
  Volume: 112 Issue: 2 Pages: 023903-023903
- DOI
  10.1063/1.5010373
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03784, KAKENHI-PROJECT-15K04742
[Journal Article] Tetrahedral Magnetic Order without Spatial Symmetry Breaking in the Pyrochlore Lattice of Cd2Os2O72012
- Author(s)
  J. Yamaura, K. Ohgushi, H. Ohsumi, T. Hasegawa, I. Yamauchi, K. Sugimoto, S. Takeshita, A. Tokuda, M. Takata, M. Udagawa, M. Takigawa, H. Harima, T. Arima, and Z. Hiroi
- Journal Title
  
  Phys. Rev. Lett.
  
  Volume: 108 Issue: 24 Pages: 247205-247205
- DOI
  10.1103/physrevlett.108.247205
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21340093, KAKENHI-PROJECT-22340099, KAKENHI-PROJECT-23654127, KAKENHI-PROJECT-24540360, KAKENHI-PLANNED-20102005
[Journal Article] Takabatake, Off-center rattling and cage vibrations of the carrier-tuned type-I clathrate Ba8Ga16Ge30 studied by Raman scattering2010
- Author(s)
  Y.Takasu, T.Hasegawa, N.Ogita, M.Udagawa, M.A.Avila, K.Suekuni, T.
- Journal Title
  
  Physical Review B vol.82
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Journal Article] Lattice dynamical study of alkaline atom vibrations with anharmonic in teractions in β-pyrochlore oxides2010
- Author(s)
  Takumi Hasegawa
- Journal Title
  
  Physica C : Superconductivity and its applications (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Journal Article] Takabatake, Off-center rattling modes and glasslike thermal conductivity in the type-I clathrate Ba8Ga16Sn302010
- Author(s)
  K.Suekuni, Y.Takasu, T.Hasegawa, N.Ogita, M.Udagawa, M.A.Avila, T.
- Journal Title
  
  Physical Review B vol.81
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Journal Article] Lattice dynamical study of alkaline atom vibrations with anharmonic interactions in b-pyrochlore oxides2010
- Author(s)
  T.Hasegawa, N.Ogita, Y.Nagao, J.Yamaura, Z.Hiroi, M.Udagawa
- Journal Title
  
  Physica C: superconductivity and its application vol.470
  
  Pages: 695-696
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Journal Article] Raman scattering study in iridium pyrochlore oxides2010
- Author(s)
  Takumi Hasegawa
- Journal Title
  
  Journal of Physics : Conference Series 200
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Journal Article] Raman scattering study in iridium pyrochlore oxides2010
- Author(s)
  T.Hasegawa, N.Ogita, K.Matsuhira, S.Takagi, M.Wakeshima, Y.Hinatsu, M.Udagawa
- Journal Title
  
  Journal of Physics: Conference Series vol.200
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Journal Article] Lattice dynamical study of alkaline atom vibrations with anharmonic interactions in β-pyrochlore oxides2010
- Author(s)
  Takumi Hasegawa
- Journal Title
  
  Physica C : Superconductivity and its Application
  
  Volume: 470
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] イリジウム酸化物Ca5Ir3O12における電流印加による局所構造歪みの研究2023
- Author(s)
  門廣圭祐, 林田桃佳, 長谷川巧, 花手洋樹, 松平和之
- Organizer
  日本物理学会第78回年次大会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] Ca5Ir3O12におけるIrの電子状態と磁気異方性2023
- Author(s)
  長谷川巧, 花手洋樹A 松平和之, 中村和磨, 山地洋平
- Organizer
  日本物理学会第78回年次大会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] Ca5Ir3O12におけるIrのイオン状態と磁化率の異方性2023
- Author(s)
  長谷川巧, 花手洋樹, 松平和之, 中村和磨, 山地洋平
- Organizer
  「アシンメトリ量子」キックオフミーティング
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] イリジウム酸化物Ca5Ir3O12における電流印加による局所構造歪みの研究2023
- Author(s)
  門廣圭祐，林田桃佳，長谷川巧，花手洋樹，松平和之
- Organizer
  「アシンメトリ量子」キックオフミーティング
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] ラマン散乱および放射光X線回折によるCa5Ir3O12の電流誘起格子歪みの研究2023
- Author(s)
  門廣圭祐, 林田桃佳, 長谷川巧, 花手洋樹, 筒井智嗣, 中尾裕則, 松平和之
- Organizer
  トピカルミーティング「アシンメトリ量子物質の開発～現状と展望～」
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] スピン軌道結合系イリジウム酸化物Ca5Ir3O12の逐次新奇相転移と電流誘起物性2022
- Author(s)
  松平和之、花手洋樹、林田桃佳、筒井智嗣、矢島健、長谷川巧、河野翔也
- Organizer
  第1回アシンメトリ量子研究会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] Current induced hysteresis phenomena in resistivity of spin-orbit coupled iridate Ca5Ir3O122022
- Author(s)
  M. Hayashida, H. Hanate, S. Kawano, T. Hasegawa, K. Matsuhira
- Organizer
  International Conference on Strongly Correlated Electron Systems 2022 (SCES2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] X線回折によるCa5Ir3O12の105 Kでの相転移の研究2022
- Author(s)
  花手洋樹, 筒井智嗣, 中尾裕則, 長谷川巧, 松平和之
- Organizer
  第1回アシンメトリ量子研究会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] スピン軌道結合系イリジウム酸化物Ca5Ir3O12の抵抗率における電流誘起履歴現象2022
- Author(s)
  林田桃佳, 花手洋樹, 長谷川巧, 河野翔也, 松平和之
- Organizer
  第1回アシンメトリ量子研究会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] Resistive relaxation effect in nonordered state of non-liner conductive spin-orbit cou- pled iridate Ca5Ir3O122022
- Author(s)
  Momoka Hayashida, Hiroki Hanate, Shoya Kawano, Takumi Hasegawa, and Kazuyuki Matsuhira,
- Organizer
  29th International Conference on LOW TEMPERATURE PHYSICS (LT29)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] 共鳴X線散乱によるCa5Ir3O12における電気トロイダル秩序の研究2022
- Author(s)
  花手洋樹, 筒井智嗣, 中尾裕則, 長谷川巧, 松平和之
- Organizer
  日本物理学会2022年秋季大会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] Optical Conductivity of Geometri- cally Frustrated Iridate Ca5Ir3O122022
- Author(s)
  Hiroki Hanate, Momoka Hayashida, Shoya Kawano, Kazuma Nakamura, Takumi Hasegawa, Yuka Ikemoto, Satoshi Tsutsui, and Kazuyuki Matsuhira
- Organizer
  29th International Conference on LOW TEMPERATURE PHYSICS (LT29)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] スピン軌道結合系イリジウム酸化物Ca5Ir3O12における抵抗履歴現象の研究2022
- Author(s)
  林田桃佳, 花手洋樹, 長谷川巧, 河野翔也, 松平和之
- Organizer
  日本物理学会2022年秋季大会
- Data Source
  KAKENHI-PROJECT-23K22454
[Presentation] Raman scattering investigation on geometrically frustrated iridate Ca5Ir3O122019
- Author(s)
  T. Hasegawa
- Organizer
  Emergent Condensed-Matter Physics 2019 (ECMP2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03784
[Presentation] Analysis of anharmonicity on tetrahedrites Cu12X4S13 (X=As and Sb)2018
- Author(s)
  T. Hasegawa
- Organizer
  Emergent Condensed-Matter Physics 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03784
[Presentation] Tetrahedral Magnetic Order and the Metal-Insulator Transition2012
- Author(s)
  J. Yamaura, K. Ohgushi, H. Ohsumi, T. Hasegawa, I. Yamauchi, K. Sugimoto
- Organizer
  International conference on highly frustrated magnetism
- Place of Presentation
  MacMaster University
- Data Source
  KAKENHI-PROJECT-24540360
[Presentation] パイロクロア酸化物Cd_2Os_2O_7のラマン散乱2010
- Author(s)
  長谷川巧
- Organizer
  日本物理学会2010年秋季大会
- Place of Presentation
  堺市
- Year and Date
  2010-09-25
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] パイロクロア酸化物Cd2Os2O7のラマン散乱2010
- Author(s)
  長谷川巧
- Organizer
  日本物理学会2010年秋季大会
- Place of Presentation
  堺市
- Year and Date
  2010-09-25
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] スクッテルダイト化合物の格子振動と構造安定性2010
- Author(s)
  長谷川巧
- Organizer
  室蘭工業大学中期目標重点研究プロジェクト研究会
- Place of Presentation
  室蘭市
- Year and Date
  2010-11-27
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] スクッテルダイト化合物の格子振動と構造安定性2010
- Author(s)
  長谷川巧
- Organizer
  室蘭工業大学中期目標重点研究プロジェクト研究会
- Place of Presentation
  室蘭市(招待講演)
- Year and Date
  2010-11-27
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] カゴ状物質の格子振動2009
- Author(s)
  長谷川巧
- Organizer
  重い電子系若手秋の学校
- Place of Presentation
  京都市
- Year and Date
  2009-11-24
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Guest modes in β-pyrochlore osmium oxide2009
- Author(s)
  Takumi Hasegawa
- Organizer
  The 4th Hiroshima Workshop on Sustainable Materials Science
- Place of Presentation
  東広島市
- Year and Date
  2009-11-13
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Raman scattering study in indium pyrochlore oxides2009
- Author(s)
  T.Hasegawa
- Organizer
  International Conference on Magnetism 2009
- Place of Presentation
  Karlsruhe Germany
- Year and Date
  2009-07-27
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Lattice dynamical study of alkaline atom vibrations with anharmonic in teractions in β-pyrochlore oxides2009
- Author(s)
  Takumi Hasegawa
- Organizer
  9th International Conference on Materials and Mechanisms of Superconductivity
- Place of Presentation
  新宿区
- Year and Date
  2009-09-09
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Estimation of Inter-atomic Interactions with Large-amplitude Vibration for b-pyrochlore Compounds2009
- Author(s)
  T.Hasegawa
- Organizer
  15th International Symposium on Intercalation Compounds
- Place of Presentation
  Beijing China
- Year and Date
  2009-05-14
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Lattice dynamical study of alkaline atom vibrations with anharmonic interactions in b-pyrochlore oxides2009
- Author(s)
  T.Hasegawa
- Organizer
  9th International Conference on Materials and Mechanisms of Superconductivity
- Place of Presentation
  Shinjuku
- Year and Date
  2009-09-09
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Raman scattering study in iridium pyrochlore oxides2009
- Author(s)
  Takumi Hasegawa
- Organizer
  International Conference on Magnetism 2009
- Place of Presentation
  Karlsruhe, Germany
- Year and Date
  2009-07-27
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Estimation of Inter-atomic Interactions with Large-amplitude Vibration for β-pyrochlore Compounds2009
- Author(s)
  Takumi Hasegawa
- Organizer
  15th International Symposium on Intercalation Compounds
- Place of Presentation
  Beijing, China
- Year and Date
  2009-05-14
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] β-パイロクロア酸化物における非調和振動モデル2009
- Author(s)
  長谷川巧
- Organizer
  日本物理学会2009年秋季大会
- Place of Presentation
  熊本市
- Year and Date
  2009-09-27
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Rattling vibrations and electron-lattice interactions2009
- Author(s)
  長谷川巧
- Organizer
  新学術領域「重い電子の秩序化」第二回研究会
- Place of Presentation
  東広島市
- Year and Date
  2009-08-18
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Guest modes in β-pyrochlore osmium oxides2009
- Author(s)
  T.Hasegawa
- Organizer
  4th Hiroshima Workshop on Sustainable Materials Science
- Place of Presentation
  Higashi-Hiroshima
- Year and Date
  2009-11-13
- Data Source
  KAKENHI-PROJECT-21740257
[Presentation] Cd2Os2O7における逆ファラデー効果の共鳴X線磁気散乱による検出
- Author(s)
  大隅寛幸，高田昌樹，鈴木基寛，田中義人，長谷川尊之，白石龍太郎，松下龍樹，鳥本直隆，川瀬里美，西尾篤，有馬孝尚，山浦淳一，廣井善二
- Organizer
  日本物理学会
- Place of Presentation
  早稲田大学
- Year and Date
  2015-03-21 – 2015-03-24
- Data Source
  KAKENHI-PROJECT-24540360

1. KAZUYUKI Matsuhira (40312342)

# of Collaborated Projects: 2 results

# of Collaborated Products: 13 results
2. KAZUAKI Iwasa (00275009)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. KEITARO Kuwahara (90315747)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. YAMAURA Jun-ichi (80292762)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
5. Kuga Yukari (30232747)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 廣井善二 (30192719)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 堀場律子 (50415098)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 大串研也 (30455331)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. 勝山千恵 (10580061)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 坂本直哉 (30466429)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 青柳里果 (20339683)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 筒井智嗣 (70360823)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
13. 網塚浩 (40212576)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 中村和磨 (60525236)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
15. 山地洋平 (00649428)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
16. 速水賢 (20776546)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 臼井秀知

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
18. 瀧川仁

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
19. 広井善二

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Hasegawa Takumi 長谷川 巧

長谷川 巧 ハセガワ タクミ

HASEGAWA Takumi 長谷川 巧

Research Projects

Research Products

Co-Researchers

スピン軌道結合系イリジウム酸化物の逐次新奇相転移と電流誘起交差相関物性の解明

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Surface analytical study of Carbon, nitrogen, and hydrogen cellular transfers and cycling in mycorrhizal symbioses.

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study of metal-insulator transition in the 5d transition metal pyrochlore oxide Cd2Os2O7

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study on the mechanism of metal-insulator transition in the pyrochlore iridates

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Investigation of Alkaline metal vibration effect on the electric states in β-pyrochlore oxidesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Insulating Nature of Iridium Oxide Ca<sub>5</sub>Ir<sub>3</sub>O<sub>12</sub> Probed by Synchrotron-Radiation-Based Infrared Spectroscopy2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Space-Group Determination of Superlattice Structure Due to Electric Toroidal Ordering in Ca<sub>5</sub>Ir<sub>3</sub>O<sub>12</sub>2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Antiferroelectric distortion with anomalous phonon softening in the excitonic insulator Ta2NiSe52018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] High-pressure Raman study on the superconducting pyrochlore oxide Cd2Re2O72018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Retreat from Stress: Rattling in a Planar Coordination2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Effect of rattling motion without cage structure on lattice thermal conductivity in LaOBiS2-xSex2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tetrahedral Magnetic Order without Spatial Symmetry Breaking in the Pyrochlore Lattice of Cd2Os2O72012

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Takabatake, Off-center rattling and cage vibrations of the carrier-tuned type-I clathrate Ba8Ga16Ge30 studied by Raman scattering2010

Author(s)

Journal Title

Data Source

[Journal Article] Lattice dynamical study of alkaline atom vibrations with anharmonic in teractions in β-pyrochlore oxides2010

Author(s)

Journal Title

Data Source

[Journal Article] Takabatake, Off-center rattling modes and glasslike thermal conductivity in the type-I clathrate Ba8Ga16Sn302010

Hasegawa Takumi 長谷川巧

長谷川巧ハセガワタクミ

HASEGAWA Takumi 長谷川巧

[Presentation] イリジウム酸化物Ca5Ir3O12における電流印加による局所構造歪みの研究2023

[Presentation] スピン軌道結合系イリジウム酸化物Ca5Ir3O12の逐次新奇相転移と電流誘起物性2022