2015
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, 074707-1-11 (2015).
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). (SCES2014, July 7-11, 2014,
Grenoble)
2014
Anomalous Magnetic Anisotropy of Caged Cubic Compound SmRu2Zn20,
Yosikazu Isikawa, Toshio Mizushima, Jun-ichi Ejiri, Tomohiko Kuwai
J. Phys. Soc. Jpn. 83, 073701-1-5 (2014)
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) (SCES2013, Aug. 5-9, 2013, Tokyo)
Anomalous Hall effect in CeAgSb2,
Tadashi Fukuhara, Michihisa Kamata, Yuji Muro, Tomohiko Kuwai, and
Shinichi Masubuchi,
JPS Conf. Proc. 3, 011033 (2014) (SCES2013, Aug. 5-9, 2013, Tokyo)
Antiferromagnetic Kondo Lattice Compound Ce2Ru3Ga5,
Yuji Muro, Tomokazu Wada, Tadashi Fukuhara, and Tomohiko Kuwai,
JPS Conf. Proc. 3, 011004 (2014) (SCES2013, Aug. 5-9, 2013, Tokyo)
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) (SCES2013, Aug. 5-9, 2013, Tokyo)
Neutron scattering study on f-electron states in PrCu4Au,
Kazuaki Iwasa, Hiroki Kobayashi, Kotaro Saito, Keisuke Tomiyasu, Shuai
Zhang, 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) (SCES2013, Aug. 5-9, 2013, Tokyo)
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) (SCES2013, Aug. 5-9, 2013, Tokyo)
2013
Study of 57Fe Mossbauer effect on DyFe2Zn20 and YFe2Zn20,
I. Tamura, Y. Isikawa, T. Mizushima, and S. Miyamoto
J. Phys. Soc. Jpn. 82 (11) 114703-1-4 (2013).
Isotropic Gamma_6 ground state in caged cubic compound NdRu2Zn20
Y. Isikawa, J. Ejiri, T. Mizushima, and T. Kuwai
J. Phys. Soc. Jpn. 82 (2013) 123708-1-5, arXiv:1310.1664.
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 (3) 644-649 (2013) (ICM2012, 7/8-13, 2012, Busan.) arXiv:1210.7922.
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, 1-4 (2013)
Dense Kondo Effect in Caged Compound CeRu2Zn20,
Y. Isikawa, T. Mizushima, K. Kumagai, T. Kuwai:
J. Phys. Soc. Jpn. 82 (8), 083711 (2013).
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 (7), 074705 (2013).
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 (9pp) (2013).
2012
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, 22118-1-4 (2012) (LT26, 8/10-17, 2011, Beijing)
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, 26-29 (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 (5pp) (2012).
2011
“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, (2011) 054704. *Editor's Choice
“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, 125103-1-6 (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 2011, 127-131.
(JCPMAT 2011, 9/11-15, 2011, Shanghai)
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., 80, Suppl. A, (2011) SA063-1-3 (Int. Conf. on Heavy Electrons, 17-20 Sept. 2010, Tokyo, Japan)
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., 80, Suppl. A, (2011) SA064-1-3 (Int. Conf. on Heavy Electrons, 17-20 Sept. 2010, Tokyo, Japan)
Low-Temperature Magnetization of Antiferromagnet NdCu4Ag
T. Tayama, Y. Takayama, Y. Miura, S. Zhang, and Y. Isikawa
J. Phys. Soc. Jpn., 80, Suppl. A, (2011) SA064-1-3 (Int. Conf. on Heavy Electrons, 17-20 Sept. 2010, Tokyo, Japan)
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., 80, Suppl. A, (2011) SA067-1-3 (Int. Conf. on Heavy Electrons, 17-20 Sept. 2010, Tokyo, Japan)
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, (2011) 07E141-1-3 (55th Annual Conf. on MMM, Atlanta, Georgia, USA, 14-18, November 2010)
9. 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 (2011) 012067-1-6 (Int. Conf. on Frustration in Condensed Matter (ICFCM), 11-14 Jan. 2011, Sendai)
2010
“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, 114707-1-8 (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, 074712-1-6 (2010).
“Magnetic Phase Diagram in NdCu4Ag Single Crystal”
S. Zhang, T. Tayama, T. Mizushima, T. Kuwai, and Y. Isikawa
J. Phys. Soc. Jpn. 79, 043704-1-4 (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, 210-213 (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. Series. 200, 012237-1-4 (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. Series. 200, 012118-1-4 (2010).
Field induced phases in a GMR system TbNiSb
K. Prokes, K. Katsumata, S. Shapiro, and Y. Isikawa
J. Phys.: Conf. Series. 251, 12023 (2010)
(Int. Conf. on Neutron Scattering 2009, Knoxville, Tennessee, USA, 5/3-7, 2009).
2009
“Simultaneously optimizing the interdependent thermoelectric parameters in Ce(Ni1−xCux)2Al3”
P. Sun, T. Ikeno, T. Mizushima, and Y. Isikawa
Phys. Rev. B 80, 193105-1-4 (2009).
“Scalar Order in PrFe4P12 Studied by Thermal Expansion and Magnetostriction”
T. Tayama, Y. Isobe, T. Sakakibara, H. Sugawara, and H. Sato
J. Phys. Soc. Jpn. 78(4), 044708-1-9 (2009).
“Heavy-electron-like behavior in cubic PrCu4Au”
S. Zhang, T. Mizushima, T. Kuwai and Y. Isikawa
J. Phys.: Condens. Matter 21, 205601-1-6 (2009).
“The heat capacity of PrPd3 in magnetic fields ”
S. Zhang, T. Kuwai, T. Mizushima and Y. Isikawa
J. Phys.: Conf. Ser. 150, 042074-1-4 (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, 042130-1-4 (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, 042238-1-4 (2009).
2008
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 (2008) 064432-1-9.
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. 77 (2008) Suppl. A, 309-311.
(New Quantum Phenomena in Skutterudite and Related Systems, Kobe, 2007/09/26-30).
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 (2008) 786-788.
(SCES07 Houston, 5/13-18, 2007)
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 (2008) 761-763.
(SCES07 Houston, 5/13-18, 2007)
2007
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 (No. 2) (2007) 024708-1-7.
Universal Scaling in the Dynamical Conductivity of Heavy Fermion Ce and Yb Compounds, (paper of editors' choice)
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 (No. 2) (2007) 023703-1-5.
Relationship between Quadrupole Splitting and Filling Ratio x in YbxFe4Sb12,
Ichiro TAMURA, Tsuyoshi IKENO, Toshio MIZUSHIMA, Yosikazu ISIKAWA
J. Phys. Soc. Jpn. 76 (No. 6) (2007) 065004-1-2.
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 (2007) e62-e64.
(ICM2006 Kyoto, 8/20-25, 2006)
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 (2007) 289-291.
(ICM2006 Kyoto, 8/20-25, 2006)
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 (2007) 319-321.
(ICM2006 Kyoto, 8/20-25, 2006)
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 (2007) e28-e30.
(ICM2006 Kyoto, 8/20-25, 2006)
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 (2007) e298-e300.
(ICM2006 Kyoto, 8/20-25, 2006)
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 (2007) e68-e70.
(ICM2006 Kyoto, 8/20-25, 2006)
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 (2007) 948-950.
(ICM2006 Kyoto, 8/20-25, 2006)
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 76 (2007) Suppl. A, 78-79.
(Novel Pressure-induced Phenomena in Condensed Matter Systems, Fukuoka, 8/26-29, 2006)
2006
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 (2006) 93702-1-4.
Mossbauer Effect and Magnetization Studies of YbFe4Sb12 and LaFe4Sb12
Ichiro TAMURA Tsuyoshi IKENO, Toshio MIZUSHIMA and Yosikazu ISIKAWA
J. Phys. Soc. Jpn. 75 (2006) 14707-1-6.
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 (2006) 404-411.
Magnetic structure of TbNiAl4
W.D. Hutchison, D.J. Goossens, K. Nishimura, K. Mori, Y. Isikawa, A.J. Studer
J. Magn. Magn. Mater. 301 (2006) 352-358.
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 (2006) 5715-5726.
Thermoelectric power of heavy-Fermion system YbCu5-xAgx,
A. Mitsuda, K. Yamauchi, N. Tsujii, K. Yoshimura, T. Mizushima, Y. Isikawa,
Physica B 378-380 (2006) 742-743.
(SCES2005 Vienna, 7/26-39, 2005)
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 378-380 (2006) 677-678.
(SCES2005 Vienna, 7/26-39, 2005)
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 378-380 (2006) 146-147.
(SCES2005 Vienna, 7/26-39, 2005)
De Hass-van Alphen effect in antiferromagnetic SmCu2,
K. Maezawa, H. Horita, T. Fukuhara, Y. Isikawa, K. Sato,
Physica B 378-380 (2006)1083-1084.
(SCES2005 Vienna, 7/26-39, 2005)
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 385-386 (2006) 359-362.
(ICNS, Sydney, 11/27-12/2, 2005)
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