High-field soft-x-ray dichroism of a hard ferrimagnet with easy-plane anisotropy Reviewed International coauthorship International journal

Sh. Yamamoto, D. I. Gorbunov, I. F. Diaz-Ortega, A. Miyata, T. Kihara, Y. Kotani, T. Nakamura, N. V. Mushnikov, A. V. Andreev, H. Nojiri, J. Wosnitza

Physical Review B   104 ( 6 )   064405   2021.8

Observation of inverse magnetocaloric effect in magnetic-field-induced austenite phase of Heusler alloys Ni50−xCoxMn31.5Ga18.5 (x=9 and 9.7) Reviewed

T. Kihara, T. Roy, X. Xu, A. Miyake, M. Tsujikawa, H. Mitamura, M. Tokunaga, Y. Adachi, T. Eto, T. Kanomata

Physical Review Materials   5 ( 3 )   034416-1 - 034416-13   2021.3

Element-specific field-induced spin reorientation and tetracritical point in MnCr2S4 Reviewed

Sh. Yamamoto, H. Suwa, T. Kihara, T. Nomura, Y. Kotani, T. Nakamura, Y. Skourski, S. Zherlitsyn, L. Prodan, V. Tsurkan, H. Nojiri, A. Loidl, J. Wosnitza

Physical Review B   103 ( 2 )   L020408-1 - 6   2021.1

Erratum: Capacitive detection of magnetostriction, dielectric constant, and magneto-caloric effects in pulsed magnetic fields (Review of Scientific Instruments (2020) 91 (105103) DOI: 10.1063/5.0010753)

Atsushi Miyake, Hiroyuki Mitamura, Shiro Kawachi, Kenta Kimura, Tsuyoshi Kimura, Takumi Kihara, Makoto Tachibana, Masashi Tokunaga

Review of Scientific Instruments   91 ( 11 )   2020.11

Capacitive detection of magnetostriction, dielectric constant, and magneto-caloric effects in pulsed magnetic fields Reviewed

Atsushi Miyake, Hiroyuki Mitamura, Shiro Kawachi, Kenta Kimura, Tsuyoshi Kimura, Takumi Kihara, Makoto Tachibana, Masashi Tokunaga

Review of Scientific Instruments   91 ( 10 )   105103 - 105103   2020.10

Anisotropy of the Upper Critical Field in the Heavy-Fermion Superconductor UTe2 Reviewed

Georg Knebel, Motoi Kimata, Michal Valiska, Fuminori Honda, Dexin Li, Daniel Braithwaite, Gerard Lapertot, William Knafo, Alexandre Pourret, Yoshiki J. Sato, Yusei Shimizu, Takumi Kihara, Jean-Pascal Brison, Jacques Flouquet, Dai Aoki

Journal of the Physical Society of Japan   85 ( 5 )   053707   2020.4

High-Field Magnetization and Magnetic Phase diagrams of Metamagnetic Shape Memory Alloys Ni50-xCoxMn31.5Ga18.5 (x = 9 and 9.7) Reviewed

T. Kihara, X. Xu, A. Miyake, Y. Kinoshita, M. Tokunaga, Y. adachi, and T. Kanomata

Scripta Materialia   181   25 - 29   2020.2

Magnetic properties of Ferromagnetic Heusler alloy Co2NbGa Reviewed

T. Kanomata, H. Nishihara, T. Osaki, M. Doi, T. Sakon, Y. Adachi, T. Kihara, and T. Shishido

Journal of Magnetism and Magnetic Materials   503   166604   2020.2

Random Hopping Majorana Fermions in the Diluted Kitaev System alpha-Ru0.8Ir0.2Cl3 Reviewed

Seung-Hwan Do, C. H. Lee, T. Kihara, Y. S. Choi, S. Yoon, K. Kim, H. Cheong, Wei-Tin Chen, F. Chou, H. Nojiri, and Kwang-Yong Choi

Physical Review Letters   124   047204   2020.1

Magnetic structures and quadratic magnetoelectric effect in LiNiPO4 beyond 30 T Reviewed

E. Fogh, T. Kihara, R. Toft-Petersen, M. Bartkowiak, Y. Narumi, O. Prokhnenko, M. K. Sorensen, J. C. Dynnmu, D. Vaknin, H. Nojiri

Physical Review B   101   024403   2020

Development of Compact High Field Pulsed Magnet System for New Sample Environment Equipment at MLF in J-PARC Reviewed

M. Watanabe, H. Nojiri, S. Itoh, S. Ohira-Kawamura, T. Kihara, T. Masuda, T. Sahara, M. Soda, R. Takahashi

Proceedings of the 3rd International Symposium of Quantum Beam Science at Ibaraki University "Quantum Beam Science in Biology and Soft Materials (ISQBSS2018)"   25   011024   2019.3

Magnetoresistance and Thermal Transformation Arrest in Pd2Mn1.4Sn0.6 Heusler Alloys Reviewed

Xu, Xiao, Okada, Hironari, Chieda, Yusuke, Aizawa, Naoki, Takase, Daiki, Nishihara, Hironori, Sakon, Takuo, Han, Kwangsik, Ito, Tatsuya, Adachi, Yoshiya, Kihara, Takumi, Kainuma, Ryosuke, Kanomata, Takeshi

Materials   12   2308   2019

Electron-Transfer Activity in a Cyanide-Bridged Fe-42 Nanomagnet Reviewed

Baker, Michael L., Wu, Shu-Qi, Kang, Soonchul, Matsuzawa, Satoshi, Arrio, Marie-Anne, Narumi, Yasuo, Kihara, Takumi, Nakamura, Tetsuya, Kotani, Yoshinori, Sato, Osamu, Nojiri, Hiroyuki

Inorganic Chemistry   58 ( 15 )   10160 - 10166   2019

Evidence of low-energy singlet excited states in the spin-1/2 polyhedral clusters {Mo72V30} and {W72V30} with strongly frustrated kagome networks Reviewed

Kihara, T., Nojiri, H., Narumi, Y., Oshima, Y., Kindo, K., Heesing, C., Schnack, J., Mueller, A.

Physical Review B   99   064430   2019

Time and Magnetic Field Variations of Magnetic Structure in the Triangular Lattice Magnet Ca3Co2O6 Reviewed

Tao Hong, Masaaki Matsuda, Yoshiya Uwatoko, Hiroyuki Nojiri, Takumi Kihara, Kiyoichiro Motoya

Journal of the Physical Society of Japan   87   114703-1 - 11   2018

Magnetic-field-induced transition for reentrant martensitic transformation in Co-Cr-Ga-Si shape memory alloys Reviewed

Kainuma, Ryosuke, Kanomata, Takeshi, Tokunaga, Masashi, Miyake, Atsushi, Kihara, Takumi, Xu, Xiao

Journal of Magnetism and Magnetic Materials   466   273 - 276   2018

Giant Exchange Coupling Evidenced with a Magnetization Jump at 52 T for a Gadolinium-Nitroxide Chelate Reviewed

Ishida, Takayuki, Nojiri, Hiroyuki, Kindo, Koichi, Tokunaga, Masashi, Matsuo, Akira, Miyake, Atsushi, Kihara, Takumi, Takuya Kanetomo

Inorganic Chemistry   56   3310 - 3314   2017

Chemical trend on the lanthanide-radical exchange coupling Reviewed

Takumi Kihara, Takayuki Ishida, Hiroyuki Nojiri, Takeshi Nakamura

Polyhedron   136   149 - 154   2017

Field-induced reentrant magnetoelectric phase in <math> <msub> <mi>LiNiPO</mi> <mn>4</mn> </msub> </math> Reviewed

Matthew B. Stone, Jooseop Lee, David Vaknin, Niels Bech Christensen, Hiroyuki Nojiri, Garrett E. Granroth, Katharina Fritsch, Jens Jensen, Takumi Kihara, Ellen Fogh, Rasmus Toft-Petersen

Physical Review B   95   164421-1 - 164421-8   2017

Spin Structure Change in Co-Substituted BiFeO ₃ Reviewed

Masaki Azuma, Ko Mibu, Masashi Tokunaga, Kengo Oka, Takumi Kihara, Hajime Yamamoto

Journal of the Physical Society of Japan   85   064704-1 - 064704-4   2016

Electronic Structure of a Mixed-Metal Fluoride-Centered Triangle Complex: A Potential Qubit Component Reviewed

Grigore A. Timco, Richard E. P. Winpenny, Eric J. L. McInnes, Iñigo J. Vitorica-Yrezabal, David Collison, Hiroyuki Nojiri, Takumi Kihara, Darren M. Graham, William F. Smith, Martin Jennings, Fabrizio Moro, Alberto Ghirri, Sarah B. Meadows, James P. S. Walsh

Inorganic Chemistry   54   12019 - 12026   2015

Thermodynamics and Kinetics of Martensitic Transformation in Ni-Mn-based Magnetic Shape Memory Alloys Reviewed

Kanomata, Takeshi, Tokunaga, Masashi, Ito, Wataru, Kihara, Takumi, Kainuma, Ryosuke, Xu, Xiao

MATEC Web of Conferences   33 ( 10 )   01004   2015

Magnetic and Dielectric Properties in Multiferroic Cu3Mo2O9 under High Magnetic Fields Reviewed

H. Kuroe, K. Aoki, R. Kino, T. Sato, H. Kuwahara, T. Sekine, T. Kihara, M. Akaki, Y. Kohama, M. Tokunaga, A. Matsuo, K. Kindo, M. Hase, K. Takihana, H. Kitazawa, K. Oka, T. Ito, H. Eisaki

JPS Conf. Proc.   3   014056   2014.6

Heat Pulse Measurements of Specific Heat under High Magnetic Fields at Low Temperatures Reviewed

Masashi Tokunaga, Shingo Katsumoto, Yoshiaki Hashimoto, Yoshimitsu Kohama, Takumi Kihara

Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2013)   3   017025   2014

Magnetic Field-Induced Reverse Martensitic Transformation and Thermal Transformation Arrest Phenomenon of Ni41Co9Mn39Sb11 Alloy Reviewed

Kainuma, Ryosuke, Tokunaga, Masashi, Takahashi, Kohki, Kihara, Takumi, Ito, Wataru, Xu, Xiao, Umetsu, Rie Y.

Metals   4 ( 4 )   609 - 622   2014

Direct measurements of inverse magnetocaloric effects in metamagnetic shape-memory alloy NiCoMnIn Reviewed

Tokunaga, M., Kainuma, R., Ito, W., Xu, X., Kihara, T.

Physical Review B   90 ( 21 )   214409   2014

Neutron diffraction experiments in pulsed magnetic fields

Takumi Kihara

Acta Crystallographica Section A: Foundations and Advances   2014

Thermal Transport and Magnetotransport Properties of CuCr _{1- x} Mg _x O ₂ with a Spin-3/2 Antiferromagnetic Triangular Lattice Reviewed

Masashi Tokunaga, Takumi Kihara, Satoshi Oozono, Tetsuji Okuda

Journal of the Physical Society of Japan   82 ( 1 )   014706   2013

Optical Microscopic Study on NiCoMnAl Metamagnetic Shape Memory Alloy by In Situ Observation under a Pulsed High Magnetic Field Reviewed

Kainuma, Ryosuke, Umetsu, Rie Y., Ito, Wataru, Tokunaga, Masashi, Kihara, Takumi, Katakura, Ineko, Xu, Xiao

Materials Transactions   54 ( 3 )   357 - 362   2013

Magnetic field hysteresis under various sweeping rates for Ni-Co-Mn-In metamagnetic shape memory alloys Reviewed

Kainuma, Ryosuke, Kindo, Koichi, Umetsu, Rie Y., Ito, Wataru, Matsuo, Akira, Tokunaga, Masashi, Kihara, Takumi, Xu, Xiao

Applied Physics Letters   103 ( 12 )   122406   2013

Optical imaging and magnetocaloric effect measurements in pulsed high magnetic fields and their application to Ni-Co-Mn-In Heusler alloy Reviewed

Kainuma, R., Xu, X., Ito, W., Kindo, K., Kondo, A., Kawaguchi, K., Matsuo, A., Tokunaga, M., Katakura, I., Kihara, T.

Journal of Alloys and Compounds   577 ( 1 )   S722 - S725   2013

Magnetotransport property of the hole-doped delafossite CuCr0.97Mg0.03O2 with a Spin-3/2 antiferromagnetic triangular sublattice Reviewed

Masashi Tokunaga, Takumi Kihara, Satoshi Oozono, Tetsuji Okuda

Journal of the Korean Physical Society   62 ( 12 )   2168 - 2172   2013

The Thermal Transformation Arrest Phenomenon in NiCoMnAl Heusler Alloys Reviewed

Kainuma, Ryosuke, Kanomata, Takeshi, Umetsu, Rie Y., Oka, Kengo, Kihara, Takumi, Tokunaga, Masashi, Ito, Wataru, Xu, Xiao

Metals   3 ( 3 )   298 - 311   2013

Spin Frustration from cis -Edge or -Corner Sharing Metal-Centered Octahedra Reviewed

Kengo Oka, Masashi Tokunaga, Takumi Kihara, Romain Gautier, Kenneth R. Poeppelmeier, Masaki Azuma, Athinarayanan Sundaresan, Nitesh Kumar

Journal of the American Chemical Society   135 ( 51 )   19268 - 19274   2013

Adiabatic measurements of magneto-caloric effects in pulsed high magnetic fields up to 55 T Reviewed

T. Kihara, Y. Kohama, Y. Hashimoto, S. Katsumoto, M. Tokunaga

Review of Scientific Instruments   84 ( 7 )   074901   2013

Anisotropic magnetic properties in Åkermanite Sr2 MSi2O7 (M=Co, Mn) crystals Reviewed

Masashi Tokunaga, Takumi Kihara, Hideki Kuwahara, Tomoya Tadokoro, Mitsuru Akaki

Journal of the Korean Physical Society   62 ( 12 )   1812 - 1814   2013

High Magnetic Field Dependence of Magnetodielectric Properties in Sr2CoSi2O7 Crystal Reviewed

Kuwahara, H., Tokunaga, M., Kihara, T., Tadokoro, T., Akaki, M.

Journal of Low Temperature Physics   170 ( 5-6 )   291 - 295   2013

Field-Induced Magnetostructural Transitions in Antiferromagnetic Fe1+y Te1-x S (x) Reviewed

Y. Takano, Y. Mizuguchi, T. Kihara, M. Tokunaga

Journal of Low Temperature Physics   170 ( 5-6 )   340 - 345   2013

Field-Induced Magnetostructural Transitions in Antiferromagnetic Fe _{1+ y} Te _{1- x} S _x Reviewed

Takumi Kihara, Masashi Tokunaga, Yoshihiko Takano, Yoshikazu Mizuguchi

Journal of the Physical Society of Japan   81 ( 6 )   063703   2012

Multiferroic properties of an åkermanite Sr <math display="inline"> <msub> <mrow/> <mn>2</mn> </msub> </math> CoSi <math display="inline"> <msub> <mrow/> <mn>2</mn> </msub> </math> O <math display="inline"> <msub> <mrow/> <mn>7</mn> </msub> </math> single crystal in high magnetic fields Reviewed

M. Tokunaga, H. Kuwahara, T. Kihara, H. Iwamoto, M. Akaki

Physical Review B   86 ( 6 )   060413   2012

High Magnetic Field Neutron Diffraction in The Magnetic Field Induced Spin-Density Wave Phase in URu2Si2

T. Kihara, H. Nojiri, K. Kuwahara, Helen C. Walker, and D. Aoki

International Conference on Strongly Correlated Electron Systems  2019.9 

メタ磁性形状記憶合金NiCoMnGaおよびNiCoMnInの電子構造とその強磁場効果

木原工, 許皛, 三宅厚志, 徳永将史, 三田村裕幸, 木下雄斗, Tufan Roy, 安達義也, 鹿又武

日本物理学会年次大会  2019.3 

Direct Measurement System of Magnetocaloric Effect under Pulsed High Magnetic Field and its Application to Metamagnetic Shape Memory alloys International conference

T. Kihara, X. Xu, A. Miyake, M. Tokunaga, Y. Adachi, T. Kanomata

Thermag VIII  2018 

メタ磁性形状記憶合金Ni50-xCoxMn31.5Ga18.5 (x = 9 and 9.7)の磁気相図

木原工, Xiao Xu, 三宅厚志, 木下雄斗, 徳永将史, 安達義也, 鹿又武

日本金属学会春期講演大会  2020.3 

メタ磁性形状記憶合金Ni50-xCoxMn31.5Ga18.5 (x = 9 and 9.7)の磁気熱量効果測定

木原工, Xiao Xu, 三宅厚志, Tufan Roy, 三田村幸裕, 徳永将史, 安達義也, 鹿又武

日本金属学会春期講演大会  2020.3 

メタ磁性形状記憶合金Ni50-xCoxMn31.5Ga18.5 (x = 9 and 9.7)における磁場誘起バリアント再配列

木原工, Xiao Xu, 三宅厚志, 木下雄斗, 徳永将史, 安達義也, 鹿又武

2019.12 

URu2Si2の磁場誘起SDW相における中性子回折

木原工, 野尻浩之, 桑原慶太郎, Helen C. Walker, Manual Pascal, 青木大

J-Physics地域研究会  2019.6 

Study of multicaloric effects in metamagnetic shape memory alloys

2018.9.9 

Magnetic and Magnetocaloric Properties in Metamagnetic Shape Memory Alloys NiCoMnGa and NiCoMnIn International conference

T. Kihara, X. Xu, A. Miyake, M. Tokunaga, Y. Adachi, T. Kanomata

International Conference on Research in High Magnetic Fields  2018.6.25 

Inverse magnetocaloric effect in magnetic-field-induced austenitic phase of Heusler alloy Ni50-xCoxMn31.5Ga18.5 (x=9 and 11)

木原工, Xiao Xu, 三宅厚志, 徳永将史, 三田村裕幸, 安達義也, 鹿又武

2018.3.22 

Magnetocaloric effect at magnetic-field-induced martensitic transformation in Heusler alloy NiCoMnGa

Takumi Kihara, Atsushi Miyake, Masashi Tokunaga, Yoshiya Adachi, Takeshi Kanomata

2017.9.21 

Magnetocaloric Effects of Metamagnetic Shape Memory Alloys NiCoMnIn and NiCoMnGa in Pulsed High Magnetic Fields ut to 56 T International conference

T. Kihara, X. Xu, W. Ito, R. Kainuma, Y. Adachi, T. Kanomata, M. Tokunaga

Moscow International Symposium on Magnetism  2017.7.3 

Direct Measurements of Magnetocaloric Effects in Metamagnetic Shape-Memory Alloys NiCoMnIn and NiCoMnGa under Pulsed-High-Magnetic Fields up to 56 T Invited International conference

Takumi Kihara, Xiao Xu, Wataru Ito, Ryosuke Kainuma, Atsushi Miyake, Yoshiya Adachi, Takeshi Kanomata, Masashi Tokunaga

BIT's 3rd World Congress of Smart Materials  2017.3.16 

極低温・強磁場下で動作する高速比熱測定装置の開発

Takumi Kihara, Yoshimitsu Kohama, Masashi Tokunaga

日本物理学会  2016.9.13 

マルチフェロイック物質 LiNiPO のリエントラント強磁場整合相 における中性子回折と電気分極機構₄

Takumi Kihara, Hiroyuki Nojiri, Yasuo Narumi, Yusuke Matsuda, Rasmus Toft-Petersen, Niels Bech Christensen, Ellen Fogh, Atsushi Miyake, Masashi Tokunaga

日本物理学会  2016.3.19 

時間領域分離型比熱測定を用いた電子系と核スピン系との分離

Takumi Kihara, Yoshimitsu Kohama, Masashi Tokunaga

日本物理学会  2015.9.25 

広角40Tソレノイドマグネットとポータブルコンデンサー バンクによるパルス強磁場中性子回折

Takumi Kihara, Yasuo Narumi, Keitaro Kuwahara, Hiroyuki Nojiri

日本物理学会  2015.3.21 

マルチフェロイック物質LiNiPO4の非整合磁気秩序相における電気分極

Takumi Kihara, R. Toft-Petersen, N. B. Christensen, K. Fritsch, E. Fogh, Hiroyuki Nojiri

日本物理学会  2014.9.7 

Phase Diagram of Malti-ferroic MnWO4 determined by Neutron Diffraction in 40 T Pulsed Magnetic Fields International conference

Takumi Kihara, Y. Narumi, K. Ohoyama, K. Kuwahara, T. Kimura, K. Oikawa, M. Harada, F. Maekawa, H. Nojiri

The 2nd International Symposium on Science at J-PARC  2014.7.12 

Magneto-Caloric Effect Measurement System for Pulsed High Magnetic Fields International conference

Takumi Kihara, Y. Kohama, A. Miyake, Y. Hashimoto, S. Katsumoto, M. Tokunaga

International Conference on Strongly Correlated Electron Systems  2013.8.5 

Adiabatic measurements fo Magneto-Caloric effects in Pulsed High Magnetic Fields International conference

Takumi Kihara, A. Matsuo, K. Kawaguchi, Y. Kohama, K. Kindo, Y. Hashimoto, S. Katsumoto, M. Tokunaga

The International Conference on Research in High Magnetic Fields  2012.7.3 

High-speed Imaging system and magnetocaloric effect measurement system with a pulsed magnetic field and the corresponding measurement of the Ni-Co-Mn-In Heusler alloy International conference

Takumi Kihara, I. Katakura, A. Matsuo, K. Kawaguchi, A. Kondo, K. Kindo, W. Ito, X. Xu, R. Kainuma, M. Tokunaga

The International Conference on Martensitic Transformations  2011.9.4 

磁場による固体の磁気・電気・熱特性制御と新機能性の創発

Grant number：JPMXS0320210045  2022.01 - 2027.03

文科省卓越研究員事業 

貴金属抵抗薄膜を用いた高磁場下精密温度計測技術の開発

2019.04 - 2020.03

田中貴金属記念財団  貴金属に関わる研究助成奨励賞 

Study on the origin of giant magnetocaloric effects using pulsed and steady high magnetic fields

Grant number：18K13979  2018.04 - 2021.03

Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Early-Career Scientists  Grant-in-Aid for Early-Career Scientists

Kihara Takumi

パルス・定常強磁場を用いた磁気冷凍材料評価

2018.04 - 2019.03

不二科学技術振興財団  不二科学技術振興財団助成金 

木原 工

高速比熱測定法を用いたPr系カゴ状物質における非従来型超伝導の起源解明

2016.04 - 2018.03

科学研究費助成金  若手研究B 

木原 工

時間領域分離型比熱測定による精密電子比熱測定

2014.10 - 2016.03

科学研究費助成金  研究活動スタート支援 

Advanced Quantum Condensed Matter Physics （2023academic year） Late  - その他

Seminar in Quantum Physics in Condensed Matter （2023academic year） Year-round  - その他

Advanced Seminar in Quantum Condensed Matter Physics （2023academic year） Year-round  - その他

Information Physics Experiments 2 （2022academic year） 3rd and 4th semester  - 月5～8

Physics Experiments 2 （2022academic year） 3rd and 4th semester  - 月5～8

Advanced Quantum Condensed Matter Physics （2022academic year） Late  - その他

Seminar in Quantum Physics in Condensed Matter （2022academic year） Year-round  - その他

Quantum Magnetism of Matter （2022academic year） Late  - 木3～4