論文

2025年度

Local Structure Analysis of Heavy Fermion Ce₂Pt₆Ga₁₅ with a Honeycomb Structure Using Extended X-Ray Absorption Fine Structure

Yuji Matsumoto, Yuki Watabe,Fabio Iesari, Masakatsu Osumi, Kyugo Ota, Yoshinori Haga, Keisuke Hatada, andToshihiro Okajima Metals 15, 436 (2025). 2025年4月

2024年度

Magnetic order in honeycomb layered U₂Pt₆Ga₁₅ studied by resonant X-ray and neutron scattering

Chihiro Tabata, Fusako Kon, Kyugo Ota, Ruo Hibino, Yuji Matsumoto, Hiroshi Amitsuka, Hironori Nakao, Yoshinori Haga, and Koji Kaneko Phys. Rev. B 109, 134403 (2024). 2024年4月

2023年度

NMR study of Si-substitution effect for Al in PrTi₂Al₂₀

Ko-ichi Magishi, Hikaru Sugiura, Akihiko Hisada, Yu Kawasaki, and Tomohiko Kuwai Interactions 245, 11 (2024). 2024年1月

Neutron Scattering Study of Antiferromagnet U₂Pt₆Al₁₅

Kyugo Ota, Yuji Matsumoto, Yuki Watabe, Koji Kaneko, Chihiro Tabata, and Yoshinori Haga New Physics: Sae Mulli 73, 1170 (2023). 2023年12月

Quantum Griffiths singularity in the stoichiometric heavy-fermion system CeRh₄Al₁₅

Rajesh Tripathi, D. T. Adroja, Y. Muro, Shivani Sharma, P. K. Biswas, T. Namiki, T. Kuwai, T. Hiroto, A. M. Strydom, A. Sundaresan, S. Langridge Phys. Rev. B 108, 144427 (2023). 2023年10月

Synthesis, Crystal Structure, Local Structure, and Magnetic Properties of Polycrystalline and Single-Crystalline Ce₂Pt₆Al₁₅

Kyugo Ota,Yuki Watabe,Yoshinori Haga,Fabio Iesari,Toshihiro Okajima, and Yuji Matsumoto Symmetry 15, 1488 (2023). 2023年6月

2022年度

Birchite Cd2Cu2(PO4 )2SO4 · 5H2O as a model antiferromagnetic spin-1/2 Heisenberg J1-J2 chain

Masayoshi Fujihala, Harald O. Jeschke, Katsuhiro Morita, Tomohiko Kuwai, Akihiro Koda, Hirotaka Okabe, Akira Matsuo, Koichi Kindo, and Setsuo Mitsuda Phys. Rev. Materials 6, 114408 (2022). 2022年11月

2021年度

Frustrated antiferromagnetism and heavy-fermion-like behavior in PrPdAl

Zhen Wang, Hengcan Zhao, Meng Lyu, Junsen Xiang, Yosikazu Isikawa, Shuai Zhang, and Peijie Sun Phys. Rev. B 105, 125113 (2022).

Possible antiferroquadrupolar order in the Kondo semiconductor CeOs4Sb12

Takashi Tayama, Yusuke Kani, Momota Imai, Yuta Kanai, and Hitoshi Sugawara
Phys. Rev. B 104, 195144 (2021)

Magnetization and thermal expansion measurements on the Ising magnet

SmPt2Si2: Potential coexistence of spin glass and antiferromagnetic states

Takashi Tayama, Tatsuma D. Matsuda, Ryuji Higashinaka, and Yuji Aoki
Phys. Rev. B 104, 174418 (2021)

Universal scaling behavior under pressure in the heavy-fermion antiferromagnet CeRh2Si2: 29Si NMR study

Sakai H., Matsumoto Y., Haga Y., Tokunaga Y., and Kambe S Physical Review B 103, 085114 (2021).

Anisotropy of Magnetization and Specific Heat of TmTi2Al20 Single Crystal

Takahiro Namiki, Yuki Matsumoto, Yosikazu Isikawa, and Katsuhiko Nishimura
J. Phys. Soc. Jpn. 90, 114602 (2021)

Magnetic property of Al-Mg alloys and intermetallic compounds

K. Nishimura, K. Imai, K. Matsuda, N. Nunomura, T. Tsuchiya, Y. Isikawa, H. Adachi, W. D. Hutchison
Journal of Alloys and Compounds 877, 160226 (2021). 2021年10月

Anisotropic Physical Properties of Layered Antiferromagnet U₂Pt₆Ga₁₅

Yuji Matsumoto, Yoshinori Haga, Etsuji Yamamoto, Tetsuya Takeuchi, Atsushi Miyake, Masashi Tokunaga
Journal of the Physical Society of Japan 90, 074707 (2021). 2021年07月

2020年度

Gapless spin liquid in a square-kagome lattice antiferromagnet

Masayoshi Fujihala, Katsuhiro Morita, Richard Mole, Setsuo Mitsuda, Takami Tohyama, Shin-ichiro Yano, Dehong Yu, Shigetoshi Sota, Tomohiko Kuwai, Akihiro Koda, Hirotaka Okabe, Hua Lee, Shinichi Itoh, Takafumi Hawai, Takatsugu Masuda, Hajime Sagayama, Akira Matsuo, Koichi Kindo, Seiko Ohira-Kawamura and Kenji Nakajima
Nature Communications 11, 3429 (2020). 2020年07月

Magnetic properties of ErFe2Al10 and ErRu2Al10 single crystals

T.Mizushima, Y. Kamide, T. Kuwai, Y. Isikawa
Physica B: Condensed Matter 592, 412208 (2020). 2021年07月

2019年度

Magnetic Properties in Tetragonal Antiferromagnet CeCoSi　

H. Tanida, K. Mitsumoto, Y. Muro, T. Fukuhara, Y. Kawamura, A. Kondo, K. Kindo, Y. Matsumoto, T. Namiki, T. Kuwai, T. Matsumura
JPS Conference Proceedings 29, 01156 (2020). 2020年02月

Structural Characterization and Magnetic Behavior of Uranium Compound U₂Pt₆Al₁₅

Yoshinori Haga, Takashi Sugai, Yuji Matsumoto, and Etsuji Yamamoto
JPS Conference Proceedings 29, 013003 (2020). 2020年02月

Spin dynamics and magnetic ordering in the quasi-one-dimensional S= 1/2 antiferromagnet Na2CuSO4Cl2

M. Fujihala, S. Mitsuda, R. A. Mole, D. H. Yu, I. Watanabe, S. Yano, T. Kuwai, H. Sagayama, T. Kouchi, H. Kamebuchi, and M. Tadokoro
Physical Review B 101, 024410 (2020). 2020年01月

Heavy Fermion State of YbNi₂Si₃ without Local Inversion Symmetry

Shota Nakamura, Kazushi Hyodo, Yuji Matsumoto, Yoshinori Haga, Hitoshi Sato, Shigenori Ueda, Kojiro Mimura, Katsuyoshi Saiki, Kosei Iso, Minoru Yamashita, Shunichiro Kittaka, Toshiro Sakakibara, and Shigeo Ohara
Journal of the Physical Society of Japan 89, 024705 (2020) 2020年01月

Critical concentrations of Zn and Mg for enhanced diamagnetism in Al-Zn-Mg alloys　

K. Nishimura, K. Matsuda, T. Tsuchiya, N. Nunomura, A. Bendo, Y. Isikawa, K. Imai, H. Adachi, W. D. Hutchison
AIP ADVANCES 9, 12 (2019) 2019年12月

Quantum-critical phase from frustrated magnetism in a strongly correlated metal　

H. C.Zhao, J. H. Zhang, M. Lyu, S. Bachus, Y. Tokiwa, P. Gegenwart, S. Zhang, J. G. Cheng, Y. F. Yang, G. F. Chen, Y. Isikawa, Q. M. Si, F. Steglich, P. J. Sun,
Nature Physics 15, 1261 (2019). 2019年12月

Successive Phase Transition at Ambient Pressure in CeCoSi: Single Crystal Studies　

H. Tanida, K. Mitsumoto, Y. Muro, T. Fukuhara, Y. Kawamura, A. Kondo, K. Kindo, Y. Matsumoto, T. Namiki, T. Kuwai, T. Matsumura
Journal of the Physical Society of Japan 88, 054716 (2019). 2019年05月

2018年度

Dense Kondo behavior in the low-temperature resistivity and specific heat for amorphous Ce₅₀Al₅₀ alloy

Seiya Ito, Kazuho Seki, Yusuke Amakai, Shigeyuki Murayama, Hideaki Takano, Naoki Momono,Tomohiko Kuwai
AIP Advances 10, 101310 (2018). 2018年09月

Kondo destruction in a quantum paramagnet with magnetic frustration

H. H. Zhang, H. C. Zhao, M. Lv, L. Hu, Y. Isikawa, Y. F. Yang, Q. M. Si, F. Steglich, P. J. Sun,
Physical Review B 97, 23117 (2018). 2018年06月

Neutron diffraction study of antiferromagnetic ErNi₃Ga₉ in magnetic fields

H. Ninomiya, T. Sato, Y. Matsumoto, T. Moyoshi, A. Nakao, K. Ohishi, Y. Kousaka, J. Akimitsu, K. Inoue, S. Ohara
Physica B: Condensed Matter 536, 392 (2018). 2018年05月

2017年度

Ferroquadrupolar Ordering due to the Quasi-degenerate Quartet in the Trigonal Chiral Structure of DyNi3Ga9

Isao Ishii, Kohki Takezawa, Takuyou Mizuno, Shuhei Kamikawa, Hiroki Ninomiya, Yuji Matsumoto, Shigeo Ohara, Keisuke Mitsumoto, Takashi Suzuki
Journal of the Physical Society of Japan , 87, 013602 (2018). 2018年01月

Crystallographic, Magnetic, Thermal, and Electric Transport Properties in UPtIn Single Crystal

Yuji Matsumoto, Yoshinori Haga, Naoyuki Tateiwa, Etsuji Yamamoto, and Zachary Fisk
Journal of the Physical Society of Japan , 87, 024706 (2018). 2018年01月

Magnetic Properties and Magnetic Phase Diagrams of Trigonal DyNi₃Ga₉

Hiroki Ninomiya, Yuji Matsumoto, Shota Nakamura, Yohei Kono, Shunichiro Kittaka, Toshiro Sakakibara, Katsuya Inoue, and Shigeo Ohara
Journal of the Physical Society of Japan 86, 124704 (2017). 2017年12月

Electronic structure of ThRu2Si2 studied by angle-resolved photoelectron spectroscopy: Elucidating the contribution of U 5f states in URu₂Si₂

Shin-ichi Fujimori, Masaaki Kobata, Yukiharu Takeda, Tetsuo Okane, Yuji Saitoh, Atsushi Fujimori, Hiroshi Yamagami, Yuji Matsumoto, Etsuji Yamamoto, Naoyuki Tateiwa, and Yoshinori Haga
Physical Review B 96, 125117 (2017). 2017年09月

Photoemission study of the electronic structure of the Kondo lattices Yb₂Pt₆X₁₅ (X = Al, Ga)

Awabaikeli Rousuli, Shogo Nakamura, Hitoshi Sato, Takuya Ueda, Yuji Matsumoto, Shigeo Ohara, Eike F. Schwier, Toshiki Nagasaki, Kojiro Mimura, Hiroaki Anzai, Katsuya Ichiki, Shigenori Ueda, Kenya Shimada, Hirofumi Namatame, and Masaki Taniguchi
Physical Review B 96, 045117 (2017). 2017年07月

Single crystal growth and magnetic properties of pseudo-kagome lattice RRhPb (R = Nd, Sm, Gd)

Y. Matsumoto, R. Goto, Y. Haga, Z. Fisk, S. Ohara
Journal of Physics: Conference series 807, 045117 (2017). 2017年04月

Magnetoresistance and Hall effect of antiferromagnetic uranium compound URhIn5

Yoshinori Haga, Yuji Matsumoto, Jiři Pospišil, Naoyuki Tateiwa, Etsuji Yamamoto, Tomoo Yamamura, Zachary Fisk
Journal of Physics: Conference series 807, 012015 (2017). 2017年04月

2016年度

Thermodynamic Investigation of Metamagnetic Transitions and Partial Disorder in the Quasi-Kagome Kondo Lattice CePdAl

Kenji Mochidzuki, Yusei Shimizu, Akihiro Kondo, Shota Nakamura, Shunichiro Kittaka, Yohei Kono, Toshiro Sakakibara, Yoichi Ikeda, Yosikazu Isikawa, and Koichi Kindo
J. Phys. Soc. Jpn. 86, 034709 (2017). 2017年03月

Temperature-field phase diagram of geometrically frustrated CePdAl

Hengcan Zhao, Jiahao Zhang, Sile Hu, Yosikazu Isikawa, Jianlin Luo, Frank Steglich, and Peijie Sun
Phys. Rev. B 94, 235131 (2016). 2016年12月

Evolution of the magnetic structure of TbRu2Al10 in applied field

R.White, W. D. Hutchison, T. Mizushima, A. J. Studer
JOURNAL OF ALLOYS AND COMPOUNDS 679, 15 (2016). 2016年09月

Possible Heavy Fermion State of the Caged Cubic Compound NdV2Al20

Takahiro Namiki, Qiankun Lei, Yosikazu Isikawa, and Katsuhiko Nishimura
J. Phys. Soc. Jpn. 85, 073706 (2016). 2016年07月

2015年度

Magnetic and Thermal Properties of TmV2Al20 Single Crystals

Qiankun Lei, Takahiro Namiki, Yosikazu Isikawa, Katsuhiko Nishimura, and Wayne D. Hutchison
J. Phys. Soc. Jpn. 85, 034709 (2016). 2016年03月

Effect of Si Substitution on the Antiferromagnetic Orderingin the Kondo Semiconductor CeRu2Al10

Kyosuke Hayashi, Yuji Muro, Tadashi Fukuhara, Jo Kawabata, Tomohiko Kuwai, and Toshiro Takabatake
J. Phys. Soc. Jpn. 85, 034714 (2016). 2016年03月

Observation of a New Ordered Phase in the Kondo Semiconductor CeOs4Sb12

Tayama Takashi, Ohmachi Waki, Wansawa Mitsunobu, Yutani Daishirou, Sakakibara Toshiro, Sugawara Hitoshi, Sato Hideyuki
J. Phys. Soc. Jpn. 84, 104701 (2015). 2015年10月

Crystal Structure and Magnetic Properties of New Cubic Quaternary Compounds RT2Sn2Zn18 (R = La, Ce, Pr, and Nd, and T = Co and Fe)

Yosikazu Isikawa, Toshio Mizushima, Jun-ichi Ejiri, Shiori Kitayama, Keigou Kumagai, Tomohiko Kuwai, Pierre Bordet, and Pascal Lejay
J. Phys. Soc. Jpn. 84, 034714 (2015). 2015年07月

2014年度

Metamagnetic behaviors in RRu2Al10 (R = Tb, Dy, Ho) single crystals

T. Mizushima, Y. Watanabe, J. Ejiri, T. Kuwai, and Y. Isikawa
J. Phys.: Conf. Ser. 592, 012051 (2015). 2015年03月

Anomalous Magnetic Anisotropy of Caged Cubic Compound SmRu2Zn20

Yosikazu Isikawa, Toshio Mizushima, Jun-ichi Ejiri, Tomohiko Kuwai
J. Phys. Soc. Jpn. 83, 073701 (2014). 2014年07月

Thermoelectric Property of SmT2Al20 (T = Ti, V and Cr) at Low Temperatures

Tomohiko Kuwai, Tatsuaki Furuyama, Kouhei Tada, Toshio Mizushima, and Yosikazu Isikawa
JPS Conf. Proc. 3, 011040 (2014). 2014年06月

Anomalous Hall effect in CeAgSb2

Tadashi Fukuhara, Michihisa Kamata, Yuji Muro, Tomohiko Kuwai, and Shinichi Masubuchi
JPS Conf. Proc. 3, 011033 (2014). 2014年06月

Antiferromagnetic Kondo Lattice Compound Ce2Ru3Ga5

Yuji Muro, Tomokazu Wada, Tadashi Fukuhara, and Tomohiko Kuwai
JPS Conf. Proc. 3, 011004 (2014). 2014年06月

Magnetic anisotropy of the antiferromagnetic Kondo semiconductor Ce(Ru1-xFex)2Al10 in the vicinity of critical Fe concentration

Kyosuke Hayashi, Yuji Muro, Tadashi Fukuhara, and Tomohiko Kuwai
JPS Conf. Proc. 3, 012019 (2014). 2014年06月

Neutron scattering study on f-electron states in PrCu4Au

Kazuaki Iwasa, Hiroki Kobayashi, Kotaro Saito, Keisuke Tomiyasu, ShuaiZhang, Yosikazu Isikawa, Jean-Michel Mignot, Gilles Andre, Daichi Kawana, Alexander I. Kolesnikov, Andrei T. Savici, and Garrett E. Granroth
JPS Conf. Proc. 3, 011075 (2014). 2014年06月

X-ray Magnetic Circular Dichroism Study of Ce0.5Gd0.5Ni

Tetsuo Okane, Yukiharu Takeda, Kazuo Yano, Atsushi Fujimori, Hiroshi Yamagami, Katsuhiko Nishimura, Yosikazu Isikawa, and Kiyoo Sato
JPS Conf. Proc. 3, 011028 (2014). 2014年06月

2013年度

Isotropic Gamma_6 ground state in caged cubic compound NdRu2Zn20

Y. Isikawa, J. Ejiri, T. Mizushima, and T. Kuwai
J. Phys. Soc. Jpn. 82, 123708 (2013). 2013年12月

Study of 57Fe Mossbauer effect on DyFe2Zn20 and YFe2Zn20

I. Tamura, Y. Isikawa, T. Mizushima, and S. Miyamoto
J. Phys. Soc. Jpn. 82, 114703 (2013). 2013年11月

Enhancement of Curie temperature due to the coupling between Fe itinerant electrons and Dy localized electrons in DyFe2Zn20

Yosikazu Isikawa, Toshio Mizushima, Souta Miyamoto, Keigou Kumagai, Mako Nakahara, Hiroaki Okuyama, Takashi Tayama, Tomohiko Kuwai, and Pascal Lejay
J. Korean Phys. Soc.63, 644 (2013). 2013年11月

Magnetic properties and magnetocaloric effect in TmGa and HoGa single crystals

Tian Gao, Katsunori Nishimura, Takashi Matsumoto, Takahiro Namiki, Yosikazu Isikawa
Solid State Commun. 158, 1 (2013). 2013年11月

Dense Kondo Effect in Caged Compound CeRu2Zn20

Y. Isikawa, T. Mizushima, K. Kumagai, T. Kuwai
J. Phys. Soc. Jpn. 82, 083711 (2013). 2013年08月

Thermoelectric Power Anomaly of PrTi2Al20 and PrV2Al20 with Non-Kramers Gamma_3 Ground State

T. Kuwai, M. Funane, K. Tada, T. Mizushima, Y. Isikawa
J. Phys. Soc. Jpn. 82, 074705 (2013). 2013年07月

Superconductivity of metal nitride chloride β-MNCl (M = Zr, Hj) with rare-earth matal RE (RE = Eu, Yb) doped by intercalation

Shuai Zhang, Masashi Tanaka, Takahiro Onimaru, Toshiro Takabatake, Yosikazu Isikawa, Shoji Yamanaka
Supercond. Sci. Technol. 26, 045017 (2013). 2013年04月

2012年度

Low temperature x-ray diffraction study on phase transitions

H. Suzuki, H. Kaneko, Y. Xue, N. Shumsun, A. Savinkov, H. Xing, Z.A. Xu, S. Zhang, and Y. Isikawa
J. Phys.: Conf. Ser. 400, 22118 (2012).

Large magnetocaloric effect in Laves phase TbMn1.8Fe0.2 compound over a wide temperature range

Tian Gao, Katsuhiko Nishimura, Lingwei Li, Takahiro Namiki, Yosikazu Isikawa
J. Alloys & Compounds 530, 26 (2012).

Field-induced incommensurate spin structure of TbNiAl4

W.D. Hutchison, D.J. Goossens, R.E. Whitfield, A.J. Studer, K. Nishimura , T. Mizushima
Phys. Rev. B 86, 014412 (2012).

2011年度

f-Electron-Nuclear Hyperfine-Coupled Multiplets in the Unconventional Charge Order Phase of Filled Skutterudite PrRu4P12

Y. Aoki, T. Namiki, S. R. Saha, T. Tayama, T. Sakakibara, R. Shiina, H. Shiba, H. Sugawara, and H. Sato
J. Phys. Soc. Jpn. 80, 054704 (2012).

Structural and electronic properties of pyrochlore-type A2Re2O7 (A = Ca, Cd, and Pb)

Ohgushi K, Yamaura J., Ichihara M, Kiuchi Y., Tayama T., Sakakibara T., Gotou H., Yagi T. and Ueda Y.
Phys. Rev. B 83, 125103 (2011).

Specific Heat in Magnetic Fields and Magnetizations of HoFe2Zn20 Single Crystal

Y. Isikawa, S. Miyamoto, K. Kumagai, M. Nakahara, T. Mizushima, T. Tayama, T. Kuwai, and P. Lejay
Proceedings of JCPMAT , 127 (2011).

Strong Coupling between 4f Valence Instability and 3d Ferromagnetism in YbxFe4Sb12 Studied by Resonant X-Ray Emission Spectroscopy

Hitoshi Yamaoka, Ignace Jarrige, Naohito Tsujii, Jung-Fu Lin, Tsuyoshi Ikeno, Yosikazu Isikawa, Katsuhiko Nishimura, Ryuji Higashinaka, Hideyuki Sato, Nozomu Hiraoka, Hirofumi Ishii, and Ku-Ding Tsuei
Phys. Rev. Lett. 107, 177203 (2011).

Anomalous Behavior on Specific Heat and Thermoelectric Power in Wide Range of Temperatures in CeNi2(Ge1-xSix)2

Michio Takeuchi, Mayumi Funane, Yosikazu Isikawa, Toshio Mizushima, Takashi Tayama, Tadashi Fukuhara, and Tomohiko Kuwai
J. Phys. Soc. Jpn., Suppl. A 80, SA063 (2011).

Thermoelectric Power at Low Temperatures in Ce(Ni1-xPdx)2Ge2 and CeCu5.9Au0.1 in the Vicinity of Antiferromagnetic Quantum Critical Point

Tomohiko Kuwai, Toru Iwaki, Michio Takeuchi, Toshio Mizushima, Takashi Tayama, Yosikazu Isikawa, and Tadashi Fukuhara
J. Phys. Soc. Jpn., Suppl. A 80, SA064 (2011).

Low-Temperature Magnetization of Antiferromagnet NdCu4Ag

T. Tayama, Y. Takayama, Y. Miura, S. Zhang, and Y. Isikawa
J. Phys. Soc. Jpn., Suppl. A 80, SA074 (2011).

Magnetic and Thermal Properties of Cubic SmCu4X Compounds (X = Ag, Au and Pd)

Shuai Zhang, Takashi Tayama, Toshio Mizushima, Tomohiko Kuwai, and Yosikazu Isikawa
J. Phys. Soc. Jpn., Suppl. A 80, SA067 (2011).

Magnetic properties of NdFeO3 single crystal in the spin reorientation region

Shujuan Yuan, Yabin Wang, Mingjie Shao, Fenfen Chang, Baojuan Kang, Yosikazu Isikawa, and Shixun Cao
J. Appl. Phys. 109, 07E141 (2011).

Critical behavior in a Kondo-screening partially-ordered antiferromagnet CePdAl

Akira Oyamada, Tomomi Kaibuchi, Masahide Nishiyama, Tetsuaki Itou, Satoru Maegawa, Yosikazu Isikawa, Andreas Donni and Hideaki Kitazawa
J. Phys.: Conf. Ser. 320, 012067 (2011).

2010年度

Magnetic and Thermal Properties in Cubic Single Crystal PrCu4Ag

S. Zhang, Y. Isikawa, T. Tayama, T. Kuwai, T. Mizushima, M. Akatsu, Y. Nemoto, T. Goto
J. Phys. Soc. Jpn. 79, 114707 (2010).

Low Temperature Magnetic Properties of Ce3Pd20Si6

H. Mitamura, T. Tayama, T. Sakakibara, S. Tsuduku, G. Ano, I. Ishii, M. Akatsu, Y. Nemoto, T. Goto, A. Kikkawa, and H. Kitazawa
J. Phys. Soc. Jpn. 79, 074712 (2010).

Magnetic Phase Diagram in NdCu4Ag Single Crystal

S. Zhang, T. Tayama, T. Mizushima, T. Kuwai, and Y. Isikawa
J. Phys. Soc. Jpn. 79, 043704 (2010).

Time-reversal symmetry breaking and spontaneous Hall effect without magnetic dipole order

Y. Machida, S. Nakatsuji, S. Onoda, T. Tayama, and T. Sakakibara
Nature 463, 210 (2010).

Thermoelectric Power of PrMg3

Y. Isikawa, K. Somiya, H. Koyanagi, T. Mizushima, T. Kuwai, T. Tayama
J. Phys.: Conf. Ser. 200, 012069 (2010).

Magnetic order and properties in heavy fermion (Ce1-XGdX)Ni single crystal

K. Yano, Y. Tajiri, K. Nishimura, T. Ohta, Y. Isikawa, and K. Sato
J. Phys.: Conf. Ser. 200, 012237 (2010).

Magnetic properties of Ce3Pd20Si6 at very low temperatures

H. Mitamura, T. Sakuraba, T. Tayama, T. Sakakibara, S. Tsuduku, G. Ano, I. Ishii, M. Akatsu, Y. Nemoto, T. Goto and H. Kitazawa
J. Phys.: Conf. Ser. 200, 012118 (2010).

Field induced phases in a GMR system TbNiSb

K. Prokes, K. Katsumata, S. Shapiro, and Y. Isikawa
J. Phys.: Conf. Ser. 251, 12023 (2010).

2009年度

Simultaneously optimizing the interdependent thermoelectric parameters in Ce(Ni1−xCux)2Al3

P. Sun, T. Ikeno, T. Mizushima, and Y. Isikawa
Phys. Rev. B 80, 193105 (2009).

Scalar Order in PrFe4P12 Studied by Thermal Expansion and Magnetostriction

T. Tayama, Y. Isobe, T. Sakakibara, H. Sugawara, and H. Sato
Phys. Rev. B 80, 193105 (2009).

Heavy-electron-like behavior in cubic PrCu4Au

S. Zhang, T. Mizushima, T. Kuwai and Y. Isikawa
J. Phys.: Condens. Matter 21, 205601 (2009).

The heat capacity of PrPd3 in magnetic fields

S. Zhang, T. Kuwai, T. Mizushima and Y. Isikawa
J. Phys.: Conf. Ser. 150, 042074 (2009).

Transport properties of manganese perovskites Bi1−xCaxMnO3 (0.7 ≤ x ≤ 0.95)

T. Mizushima, K. Shimizu, T. Kuwai, T. Atou, and Y. Isikawa
J. Phys.: Conf. Ser. 150, 042130 (2009).

Onset of magnetic ordering in heavy fermion CeNi and (Ce0.97Gd0.03)Ni

K Yano, K Nishimura, Y Isikawa, Y Sakurai, M Ito, T Ohta, A Yoshioka and K Sato
J. Phys.: Conf. Ser. 150, 042238 (2009).

2008年度

Ordering mechanism and spin fluctuations in a geometrically frustrated heavy-fermion antiferromagnet on the Kagome-like lattice CePdAl: A 27Al NMR study

Akira Oyamada, Satoru Maegawa, Masahide Nishiyama, Hideaki Kitazawa and Yosikazu Isikawa
Phys. Rev. B. 77, 064432 (2008).

Magnetic and Specific Heat Properties of NdxFe4Sb12

Tsuyoshi Ikeno, Kenya Tanaka, Daisuke Kikuchi, Keitaro Kuwahara, Yuji Aoki, Hideyuki Sato, and Yosikazu Isikawa
J. Phys. Soc. Jpn. Suppl. A 77, 309 (2008).

Transport properties accompanied by collapse of antiferromagnetism of Eu(Pt1-xNix)2Si2

A. Mitsuda, Y. Ikeda, N. Ietaka, S. Fukuda, Y. Isikawa
Physica B 403, 786 (2008).

Universal scaling in the optical conductivity of heavy fermion compounds

H. Okamura, T. Watanabe, M. Matsunami, T. Nishihara, N. Tsujii, T. Ebihara, H. Sugawara, H. Sato, Y. Ōnuki, Y. Isikawa, M.S. Kim, T. Takabatake, T. Nanba
Physica B 403, 761 (2008).

2007年度

Origin of weak ferromagnetism in YbxFe4Sb12, relationship between weak ferromagnetism and filling ratio x

Tsuyoshi Ikeno, Akihiro Mitsuda, Toshio Mizushima, Tomohiko Kuwai, Yosikazu Isikawa, and Ichiro Tamura
J. Phys. Soc. Jpn. 76, 024708 (2007).

Universal Scaling in the Dynamical Conductivity of Heavy Fermion Ce and Yb Compounds

Hidekazu Okamura, Tatsuya Watanabe, Masaharu Matsunami, Tomohisa Nishihara, Naohito Tsujii, Takao Ebihara, Hitoshi Sugawara, Hideyuki Sato, Yoshichika Onuki, Yosikazu Isikawa, Toshiro Takabatake, and Takao Nanba
J. Phys. Soc. Jpn. 76, 023703 (2007).

Relationship between Quadrupole Splitting and Filling Ratio x in YbxFe4Sb12

Ichiro TAMURA, Tsuyoshi IKENO, Toshio MIZUSHIMA, Yosikazu ISIKAWA
J. Phys. Soc. Jpn. 76, 065004 (2007).

Transport properties under high pressure of antiferromagnet EuPt2Si2 with unstable Eu valence

Y. Ikeda, A. Mitsuda, N. Ietaka, T. Mizushima, Y. Isikawa, T. Kuwai
J. Magn. Magn. Mater. 310,e62 (2007).

Non-enhancement of thermoelectric-power coefficient of PrInAg2 at low temperatures

Y. Isikawa, T. Ikeno, T. Sugihara, T. Kinosita, T. Kuwai, T. Mizushima
J. Magn. Magn. Mater. 310,e289 (2007).

Collapse of antiferromagnetism induced by Ni-substitution in Eu(Pt1-xNix)2Si2

A. Mitsuda, Y. Ikeda, N. Ietaka, S. Fukuda, Y. Isikawa
J. Magn. Magn. Mater. 310,e319 (2007).

Magnetic order of CePdAl under pressure - neutron diffraction study

K. Prokes, P. Manuel, D.T. Adroja, H. Kitazawa, T. Goto and Y. Isikawa
J. Magn. Magn. Mater. 310,e28 (2007).

Effect of filling ratio x of YbxFe4Sb12 single crystals on weak-ferromagnetic transition

T. Ikeno, A. Mitsuda, T. Kuwai, T. Mizushima, Y. Isikawa, I. Tamura
J. Magn. Magn. Mater. 310,e298 (2007).

Possibility of Kondo effect in diluted EuPd2Si2 systems with constant lattice volume

T. Kuwai, H. Suzuki, T. Saitoh, T. Nambu, A. Mitsuda, T. Mizushima, Y. Isikawa
J. Magn. Magn. Mater. 310,e298 (2007).

Raman scattering study of the skutterudite compounds

N. Ogita, R. Kojima, Y. Takasu, T. Hasegawa, T. Kondo, M. Udagawa, N. Takeda, T. Ikeno, Y. Isikawa, H. Sugawara, D. Kikuchi, H. Sato, C. Sekine, I. Shirotani
J. Magn. Magn. Mater. 310,e948 (2007).

Electrical resistivity of heavy-fermion system of cubic YbCu5 under high pressures

A. Mitsuda, K. Yamauchi, N. Tsujii, K. Yoshimura, Y. Isikawa, Y. Yamada
J. Phys. Soc. Jpn. Suppl. A 76,78 (2007).

2006年度

Sb NQR Studies of Ferromagnetism in YbFe4Sb12 with x~ 0.89

Munemichi Kawaguchi, Hideki Tou, Masafumi Sera, Kenichi Kojima, Tsuyoshi Ikeno and Yosikazu Isikawa
J. Phys. Soc. Jpn. 75, 93702 (2006).

Mossbauer Effect and Magnetization Studies of YbFe4Sb12 and LaFe4Sb12

Ichiro TAMURA Tsuyoshi IKENO, Toshio MIZUSHIMA and Yosikazu ISIKAWA
J. Phys. Soc. Jpn. 75, 14707 (2006).

One-dimensional antiferromagnetism in the piezoelectric layered compound BaMnF4

M. Yoshimura, M. Hidaka, T. Mizushima, J. Sakurai, T. Tsuboi, W. Kleemann
J. Magn. Magn. Mater. 299, 404 (2006).

Magnetic structure of TbNiAl4

W.D. Hutchison, D.J. Goossens, K. Nishimura, K. Mori, Y. Isikawa, A.J. Studer
J. Magn. Magn. Mater. 301, 352 (2006).

Dramatic evolution of magnetic properties induced by clectronic change in Ce(Pd1-xAgx)2Al3

P. Sun, Q. Lu, T. Ikeno, T. Kuwai, T. Mizushima, Y. Isikawa
J. Phys.: Condens. Matter 18, 5715 (2006).

Thermoelectric power of heavy-Fermion system YbCu5-xAgx

A. Mitsuda, K. Yamauchi, N. Tsujii, K. Yoshimura, T. Mizushima, Y. Isikawa
Physica B 378, 742 (2006).

Non-magnetic-doublet ground state in PrInCu2: Enhancement of the specific heat coefficient at low temperatures

T. Ikeno, Y. Isikawa, T. Kuwai, A. Mitsuda, T. Mizushima
Physica B 378, 677 (2006).

Thermoelectric properties of Ce(Ni,Pd)2Ge2 at low temperatures below 1 K

T. Kuwai, P. Sun, T. Sugihara, H. Suzuki, M. Takeuchi, T. Mizushima, A. Mitsuda, Y. Isikawa, T. Fukuhara
Physica B 378, 677 (2006).

De Hass-van Alphen effect in antiferromagnetic SmCu2

K. Maezawa, H. Horita, T. Fukuhara, Y. Isikawa, K. Sato
Physica B 378, 1083 (2006).

Magnetic order in CePdAl single crystal: effect of magnetic field

K. Prokes, P. Manuel, D. T. Adroja, H. Kitazawa, T. Goto, Y. Isikawa
Physica B 385, 3593 (2006).