Papers - OHARA Shigeo

Quadrupolar Domain Selection by Magnetic Field in DyNi3Ga9 Reviewed

Mitsuru Tsukagoshi, Takeshi Matsumura, Shota Nakamura, Shigeo Ohara

Journal of the Physical Society of Japan   92   115001-1 - 115001-1   2023.10

　More details

Authorship：Last author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.92.115001

DOI： 10.7566/JPSJ.92.115001

Discovery of antiferromagnetic chiral helical ordered state in trigonal GdNi3Ga9 Reviewed

Nakamura, Shota and Matsumura, Takeshi and Ohashi, Kazuma and Suzuki, Hiroto and Tsukagoshi, Mitsuru and Kurauchi, Kenshin and Nakao, Hironori and Ohara, Shigeo

Phys. Rev. B   108 ( 10 )   104422-1 - 104422-7   2023.09

　More details

Authorship：Last author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.108.104422

DOI： 10.1103/PhysRevB.108.104422

Crystal field excitation in the chiral helimagnet YbNi3Al9 Reviewed

Tsukagoshi, Mitsuru and Kishida, Suguru and Kurauchi, Kenshin and Ito, Daichi and Kubo, Koya and Matsumura, Takeshi and Ikeda, Yoichi and Nakamura, Shota and Ohara, Shigeo

PHYSICAL REVIEW B   107   104425-1 - 104425-8   2023.03

　More details

Authorship：Last author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.107.104425

DOI： 10.1103/PhysRevB.107.104425

Metamagnetism in a new material EuPdAl6 Reviewed

Hiroto Suzuki, Shota Nakamura, Shigeo Ohara

JPS Conference Proceedings   38   011100-1 - 011100-6   2022.06

　More details

Authorship：Last author   Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.7566/JPSCP.38.011100

DOI： 10.7566/JPSCP.38.011100

Competition between helimagnetic and ferroquadrupolar ordering in a monoaxial chiral magnet DyNi3Ga9 studied by resonant x-ray diffraction Reviewed

Mitsuru Tsukagoshi, Takeshi Matsumura, Shinji Michimura, Toshiya Inami, Shigeo Ohara

PHYSICAL REVIEW B   105   014428-1 - 014428-12   2022.01

　More details

Authorship：Last author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.105.014428

Determination of Crystallographic Planes for a Polyhedral Single Crystal Reviewed

Akiko Nakao, Taketo Moyoshi, Kentaro Moriyama, Takeshi Matsumura, Kenshirou Iba, Shigeo Ohara, Yoshihisa Ishikawa, Koji Munakata, Takashi Ohhara, Ryoji Kiyanagi

JPS Conference Proceedings   33   011067-1 - 011067-6   2021.03

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.7566/JPSCP.33.011067

Thin film growth of heavy fermion chiral magnet YbNi3Al9 Reviewed International journal

Hiroaki Shishido, Akira Okumura, Tatsuya Saimyoji, Shota Nakamura, Shigeo Ohara, Yoshihiko Togawa

Applied Physics Letters   118   102402-1 - 102402-7   2021.03

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1063/5.0035385

Enantiopure Crystal Growth of a Chiral Magnet YbNi3Al9 via the Flux Method with a Temperature Gradient Reviewed International journal

Shota Nakamura, Junya Inukai, Toru Asaka, Jun-ichi Yamaura, Shigeo Ohara

Journal of the Physical Society of Japan   89   104005   2020.09

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.89.104005

Pressure Effect on the Chiral Helimagnetic Order in YbNi3Al9 Reviewed International journal

Yoshihiko Ota, Kazunori Umeo, Takumi Otaki, Yudai Arai, Takahiro Onimaru, Shota Nakamura, Shigeo Ohara

Journal of the Physical Society of Japan   89   044715   2020.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.89.044715

Electronic Structure of Yb(Ni1−xCox)3Ga9 Studied by Angle-resolved Photoelectron Spectroscopy Reviewed International coauthorship

Yuki Utsumi, Debashis Mondal, Jun Fujii, Ivana Vobornik, Shota Nakamura, Dubravka Matković-Čalogović, Shigeo Ohara

Journal of the Physical Society of Japan   89   044711-1 - 044711-4   2020.03

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.89.044711

Magnetic Structure of a Chiral Magnet DyNi3Al9 Reviewed International journal

Kenshirou Iba, Takeshi Matsumura, Akiko Nakao, Yoshihisa Ishikawa, Kazuki Ohishi, Ryoji Kiyanagi, Yusuke Kousaka, and Shigeo Ohara

JPS Conf. Proc.   2020.03

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.7566/JPSCP.30.011164

Magnetic Anisotropy of Chiral Magnet Yb(Ni1−xCux)3Al9 at High Magnetic Fields Reviewed International journal

Daichi Ito, Takeshi Matsumura, and Shigeo Ohara

JPS Conf. Proc.   2020.03

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.7566/JPSCP.30.011168

New Rare-earth Intermetallic Compounds Dy4Pd9Ga24 and Er4Pd9Ga24 Reviewed International journal

Shota Nakamura, Tatsuya Yada, and Shigeo Ohara

JPS Conf. Proc.   2020.02

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.7566/JPSCP.29.012011

Heavy Fermion State of YbNi2Si3 without Local Inversion Symmetry Reviewed International journal

Shota Nakamura, Kazushi Hyodo, Yuji Matsumoto, Yoshinori Haga, Hitoshi Sato, Shigenori Ueda, Kojiro Mimura, Katsuyoshi Saiki, Kosei Iso, Minoru Yamashita, Shunichiro Kittaka, Toshiro Sakakibara, Shigeo Ohara

J. Phys. Soc. Jpn.   89   024705   2020.01

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.89.024705

Contrasting pressure evolution of f -electron hybridized states in CeRhIn₅ and YbNi₃Ga₉: An optical conductivity study Reviewed International coauthorship International journal

H. Okamura, A. Takigawa, T. Yamasaki, E. D. Bauer, S. Ohara, Y. Ikemoto, T. Moriwaki

Physical Review B   2019.11

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.100.195112

Magnetic Ordering in Kondo Lattice Compound YbIr₃Si₇ Reviewed

Shota Nakamura, Toshiaki Kano, Shigeo Ohara

Journal of the Physical Society of Japan   2019.08

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.88.093705

Anisotropic phase diagram of ferroquadrupolar ordering in the trigonal chiral compound DyNi₃Ga₉ Reviewed International journal

Isao Ishii, Kohki Takezawa, Takuyou Mizuno, Soichiro Kumano, Takashi Suzuki, Hiroki Ninomiya, Keisuke Mitsumoto, Kazunori Umeo, Shota Nakamura, Shigeo Ohara

Physical Review B   2019.02

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.99.075156

Pressure-induced quantum critical behavior and magnetic order in YbNi3Ga9 with a chiral crystal structure: ac calorimetric measurements up to 12 GPa Reviewed International journal

Kazunori Umeo, Takumi Otaki, Yudai Arai, Shigeo Ohara, Toshiro Takabatake

Physical Review B   98   024420   2018.07

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.98.024420

Electrical transport properties of micrometer-sized samples of the rare-earth chiral magnet YbNi3Al9 Reviewed International journal

Ryuya Aoki, Yoshihiko Togawa, Shigeo Ohara

Physical Review B   97   214414   2018.06

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.97.214414

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

I. Ishii, K. Takizawa, T. Mizuno. S. Kamikawa, H. Ninomiya, Y. Matsumoto, S. Ohara, K. Mitsumoto, T. Suzuki

J. Phys. Soc. Jpn.   87   013602   2018.01

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.87.013602

Magnetic Properties and Magnetic Phase Diagrams of Trigonal DyNi3Ga9 Reviewed

H. Ninomiya, Y. Matsumoto, S. Nakamura, Y. Kono, S. Kittaka, T. Sakakibara,K. Inoue, S. Ohara

Journal of the Physical Society of Japan   2017.11

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.86.124704

Chiral Soliton Lattice Formation in Monoaxial Helimagnet Yb(Ni1-xCux)Al9 Reviewed

Takeshi Matsumura, Yosuke Kita, Koya Kubo, Yugo Yoshikawa, Shinji Michimura, Toshiya Inami, Yusuke Kousaka, Katsuya Inoue, and Shigeo Ohara

Journal of the Physical Society of Japan   2017.11

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.86.124702

Neutron diffraction study of antiferromagnetic ErNi3Ga9 in magnetic fields Reviewed International journal

H. Ninomiya, T. Sato, Y. Matsumoto, T Moyoshi, A. Nakao, K. Ohishi, Y. Kousaka, J. Akimitsu, K. Inoue, S. Ohara

Physica B   536   392 - 396   2017.09

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1016/j.physb.2017.09.057

Specific heat of the chiral-soliton-lattice phase in Yb(Ni0.94Cu0.06)3Al9 Reviewed International journal

H. Ninomiya, T. Sato, K. Inoue, S. Ohara

Physica B   536   654 - 658   2017.09

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1016/j.physb.2017.08.010

Photoemission study of the electronic structure of the Kondo latices Yb2Pt6X15 (X=Al, Ga) Reviewed International journal

Awabaikeli Rousuli, Shogo Nakamura, Hitoshi Sato, Takuya Ueda, Yuji Matsumoto, Shigeo Ohara, Eike F. Schwier

PHYSICAL REVIEW B   2017.07

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.96.045117

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

Y. Matsumoto, R. Goto, Y. Haga, Z. Fisk, S. Ohara

Journal of Physics; Conf. Series   2017

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Single crystal growth and heat capacity measurements of triangular lattice R2Pt6Ga15(R=rare earth) Reviewed International journal

Y. Matsumoto, T. Ueda, S. Ohara

Journal of Physics: Conference Series   683   012035   2016.02

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1088/1742-6596/683/1/012035

Single crystal growth and physical properties of YbPd2Si2 Reviewed

Y. Matsumoto, K. Hanya, Y. Haga, Z. Fisk, S. Ohara

J. Phys.;Conf. Series   592   012022-1 - 012022-4   2015.03

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1088/1742-6596/592/1/012022

Other Link： http://iopscience.iop.org/1742-6596/592/1/012022?fromSearchPage=true

Pressure-induced valence crossover and novel metamagnetic behavior near the antiferromagnetic quantum phase transition of YbNi3Ga9 Reviewed

K. Matsubayashi, T. Hirayama, T. Yamashita, S. Ohara, N. Kawamura, M. Mizumaki, N. Ishimatsu, S. Watanabe, K. Kitagawa, Y. Uwatoko

Phys. Rev. Lett.   114   086401-1 - 086401-5   2015.02

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevLett.114.086401

High Pressure Properties for Electrical Resistivity and Ce Valence State of Heavy-Fermion Antiferromagnet Ce2NiGa12 Reviewed

J Phys. Conf. Series   568   042015-1 - 042015-5   2014.12

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1088/1742-6596/568/4/042015

Tuning of Kondo Temperature in YbNi3Ga9 by Co-substitution Reviewed

Tomohisa FUKUTA, Hiroshi KONO, Tetsuro YAMASHITA, Yuji MATSUMOTO, Shigeo OHARA, Jyunichi YAMAURA

JPS Conf. Proc.   3   011048-1 - 011048-4   2014.06

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

69,71Ga-NQR Study of Heavy Fermion Compound YbNi3Ga9 Reviewed

Naoya Kamiyama, Ryo Nagashima, Hideto Fukazawa, Yoh Kohori, Tetsuro Yamashita, Shigeo Ohara

JPS Conf. Proc.   3   011031-1 - 011031-4   2014.06

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

Study of Chiral Structure and Magnetism in Heavy-fermion Yb(Ni1-xCux)3Al9 Reviewed

Shigeo OHARA, Shigehisa FUKUTA, Kazuki OHTA, Hiroshi KONO, Tetsuro YAMASHITA, Yuji MATSUMOTO, Junichi YAMAURA

3   017016-1 - 017016-4   2014.06

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (international conference proceedings)  

High Quality Single-crystal Growth and de Haas-van Alphen Measurements of YbAl2 Reviewed

Kazuki OHTA, Hiroki NINOMIYA, Yuji MATSUMOTO, Shigeo OHARA

JPS Conf. Proc.   3   011047-1 - 011047-4   2014.06

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

Photoemission Studies of Kondo Lattice Compounds YbNi3(Ga1−xAlx)9 Reviewed

Yuki Utsumi, Hitoshi Sato, Heisuke Nagata, Junichi Kodama, Shigeo Ohara

JPS Conf. Proc.   1   012117-1 - 012117-4   2014.03

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

Chemical effects of high-resolution YbLg4 emission Spectra: a possible probe for Chemical analysis Reviewed

Hisashi Hayashi, Noriko Kanai, Naomi Kawamura, Yasuhiro H. Matsuda, Kentaro Kuga, Satoru Nakatsuji, Tetsuro Yamashita, Shigeo Ohara

X-RAY SPECTROMETRY   42   450 - 455   2013.06

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Pressure Effects on Electrical Resistivity of Heavy-Fermion Antiferromagnet Ce2PdGa12 Reviewed

S. Ohara, T. Yamashita, T. Shiraish, K. Matsubayashi, Y, Uwatoko

Journal of Physics: Conference Series   400   042048   2012.12

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (international conference proceedings)  

Non-Fermi liquid behavior on heavy-fermion system Ce2Pt6Ga15 Reviewed

T. Yamashita, S. Ohara

Journal of Physics: Conference Series   400   042074   2012.12

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

Pressure-induced Suppression of the Antiferromagnetic Transition in YbNi3Al9 Single Crystal Reviewed

T. Hirayama, K. Matsubayashi,T. Yamashita, S. Ohara, K. Munakata, Y. Uwatoko

Journal of Physics: Conference Series   391   012020   2012.12

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1088/1742-6596/391/1/012020

Heavy quasiparticles formed in the ferromagnetic Yb layers in the Kondo helical magnet YbNi3Al9 as revealed by specific-heat measurements Reviewed

R. Miyazaki, Y. Aoki, R. Higashinaka, H. Sato, T. Yamashita, S. Ohara

Physical Review B   86   155106   2012.10

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevB.86.155106

Electronic structure of Kondo lattice compounds YbNi3X9 (X = Al, Ga) studied　by hard x-ray spectroscopy Reviewed

Yuki Utsumi,　Hitoshi Sato,　Shigeo Ohara, Tetsuro Yamashita　et al.

Physical Review B   86   115114   2012.09

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Transport, Thermal, and Magnetic Properties of YbNi₃X₉ (X = Al, Ga): A Newly Synthesized Yb-Based Kondo Lattice System Reviewed

T. Yamashita, R. Miyazaki, Y. Aoki, S. Ohara

Journal of the Physical Society of Japan   81   034705－1 - 034705－8   2012.02

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1143/JPSJ.81.034705

Transport, Thermal and Magnetic Properties in Heavy-Fermion Superconductor Ce₂CoIn₈ Reviewed

T.Yamashita, S. Ohara, I. Sakamoto

Physica C   471 ( 23-24 )   1655 - 1659   2011.12

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1016/j.physc.2011.08.003

電気電子工学系大学生の入学動機の時系列変化および大学間における相違の調査 Reviewed

加藤正史,平田晃正,大原繁男,江龍修,丸田章博

電気学会論文誌A   131 ( 8 )   635 - 636   2011.08

　More details

Language：Japanese   Publishing type：Research paper (scientific journal)  

Transport and magnetic properties of new heavy-fermion antiferromagnet YbNi₃Al₉ Reviewed

S. Ohara, T. Yamashita, Y. Mori, I. Sakamoto

Journal of Physics: Conference Series   273   012048-1 - 012048-4   2011.01

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (international conference proceedings)  

Magnetic properties of two-dimensional honeycomb lattice magnet RNi₃Al₉ (R = Gd to Lu) Reviewed

T. Yamashita, S. Ohara, I. Sakamoto

Journal of the Physical Society of Japan   80   SAPSA49-1   2010.12

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Introduction of Elemental GPAs and its Application to Careful Guidance for Students Reviewed

S. Ohara, Y. Morita, A. Hirata, M. Kato, O. Eryu

IEEJ Trans. FM   130 ( 1 )   123 - 124   2010.04

　More details

Authorship：Lead author   Language：Japanese   Publishing type：Research paper (scientific journal)  

Pressure effects on the magnetic susceptibility of intermediate-valence compound YbAl₃ Reviewed

S. Ohara, Y. Adachi, T. Yamashita, I. Sakamoto

J. Physics: Conference Series   200   012150   2010.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (international conference proceedings)  

Non-Fermi-Liquid Behavior in the Electronic Specific Heat of Heavy-Fermion Superconductor Ce₂CoIn₈ Reviewed

T. Yamashita, S. Ohara, Y. Aoki, R. Miyazaki, I. Sakamoto

Physica C   470   S556 - S557   2010.02

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Effects of Pr Substitution on Antiferromagnetic State of Pressure-inducedSuperconductor Ce₂RhIn₈ Reviewed

S. Ohara, K. Ohno, T. Miyake, K. Tsuji, T. Yamashita, I. Sakamoto

Physica C   470   S573 - S574   2010.02

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

Band structure and Fermi surface of heavy Fermion compounds Ce₂TIn₈ (T=Co,Rh,In) studied by angle-resolved photoemission spectroscopy Reviewed

S. Souma, S. Raj, J.C. Campuzano, T. Sato, T. Takahashi, S. Ohara, I. Sakamoto

Physica B   403   752 - 754   2008.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

¹¹⁵In-NQR study of heavy fermion superconductors Ce₂MIn₈ (M=Co, Rh) Reviewed

H. Fukazawa, T. Okazaki, K. Hirayama, Y. Kohori, G. Chen, S. Ohara, I. Sakamoto, T. Matsumoto

J. Phys. Soc. Jpn   76   124703(5)   2007.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Pressure Effect on Magnetic Transitions in Heavy-fermion Antiferromagnet Ce2RhIn8 Reviewed

S. Ohara, R. Watanabe, T. Suzuki, I. Sakamoto

J. Magn. Magn. Mater.   310   316 - 318   2007.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

In-NQR study of heavy fermion compounds Ce₂TIn₈ (T=Co, Rh) Reviewed

H. Fukazawa, H. Taira, H. Kimura, Y. Kohori, G. Chen, S. Ohara, I. Sakamoto,T. Matsumoto

Physica B   378-380   107 - 108   2006.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Angle-resolved and resonant photoemission spectroscopy on heavy-fermion superconductors Ce₂CoIn₈ and Ce₂RhIn₈ Reviewed

S. Raj, Y. Iida, S. Souma, T. Sato, T. Takahashi, H. Ding, S. Ohara, T. Hayakawa, G. Chen, I. Sakamoto, H. Harima

Phys. Rev. B   71   224516 - 224523   2005.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

In NQR study of heavy fermion compound Ce₂CoIn₈ Reviewed

H. Fukazawa, H. Taira, Y. Kohori, G. Chen, S. Ohara, I. Sakamoto

Physica B   359-391   181 - 183   2005.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Observation of spin reorientation phase transition in GdGa₂ single crystal by neutron diffraction Reviewed

T. Hamasaki, T. Yokoo, M. Arai, S. Ohara, I. Sakamoto

Journal of Magn. and Magn. Mater.   272-276   465 - 466   2004.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Magnetic and transport properties of the mixed-valent compound YbRh₂Ga Reviewed

G. F. Chen, I. Sakamoto, S. Ohara, T. Takami, H. Ikuta, U. Mizutani

Phys. Rev. B   69   054435 - 054439   2004.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Non-Fermi-liquid behavior in an undoped single crystal of CeRh₂Ga Reviewed

G. Chen, I. Sakamoto, S. Ohara, T. Takami, H. Ikuta, U. Mizutani

Phys. Rev. B   69   014420 - 014424   2004.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Superconducting properties of new heavy fermion superconductor Ce₂CoIn₈ Reviewed

M. Hedo, N. Kurita, Y. Uwatoko, G. Chen, S. Ohara, I. Sakamoto

J. Magn. Magn. Mater.   272-276   146 - 147   2004.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

de Haas-van Alphen effect in GdAl₃ Reviewed

G. F. Chen, T. Hayakawa, S. Ohara, I. Sakamoto

Physica B   329-333   647 - 648   2003.09

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1016/S0921-4526(02)02494-8

Magnetic and Transport Properties of R₂MIn₈ (R=La,Ce Pr; M=Rh, Ir) Reviewed

S. Ohara, I. Sakamoto, T. Shomi, G. Chen

Acta Physica Polonica B   34   １２４３ - １２４８   2003.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

Transport properties of the heavy-fermion super-conductor Ce₂CoIn₈ Reviewed

G. Chen, S. Ohara, M. Hedo, Y. Uwatoko, I. Sakamoto

J. Phys.:Condens. Matter   15   ｓ２１７５ - ｓ２１７８   2003.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Anomalous Hall effect in heavy fermion compounds Ce₂MIn₈ (M=Rh or Ir) Reviewed

I. Sakamoto, Y. Shomi, S. Ohara

Physica B   329-333   607 - 609   2003.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Effect of pressure on the electrical resistivity of heavy fermion antiferromagnet Ce₂RhIn₈ Reviewed

S. Ohara , Y. Shomi, I. Sakamoto

Physica B   329-333   612 - 613   2003.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

Observation of Superconductiity in Heavy-Fermion Compounds of Ce₂CoIn₈ Reviewed

G. Chen, S. Ohara, M. Hedo, Y. Uwatoko, K. Saito, M. Sorai, I. Sakamoto

J. Phys. Soc. Jpn.   71   2836 - 2838   2002.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

De Haas-van Alphen Effect in Quasi-Two-Dimensional Material La₂RhIn₈ Reviewed

S. Ohara, Y. Shomi, I. Sakamoto

J. Phys. Soc. Jpn.   71   258 - 260   2002.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

De Haas-van Alphen effect in LuAl₃ Reviewed

I. Sakamoto, G. Chen, S. Ohara, H. Harima, S. Maruno

Journal of Alloys and Compounds   323-324   623 - 627   2001.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Effect of pressure on transport properties of mixed-valence compound YbAl₃ Reviewed

S. Ohara, G. Chen, I. Sakamoto

Journal of Alloys and Compounds   323-324   623 - 627   2001.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

XAFS and XANES Studies on 3d Transition Metal Intercalation Compound M_xTiS₂ Reviewed

H. Negishi, S. Negishi, M. Sasaki, M. Inoue, S. Ohara

Mol. Cryst. Liq. Cryst.   341   63 - 68   2000.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

De Haas-van Alphen Effect and Magnetoresistance in YbBi₂ Reviewed

S. Ohara, G. Chen, Y. Oguro, I. Sakamoto

Physica B   281-282   752 - 753   1998.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

De Haas-van Alphen effect in ytterbium and uranium compounds Reviewed

I. Sakamoto, S. Ohara, I. Oguro, Y. Yamamoto, Y. Haga, K. Onuki

Journal of Alloys and Compounds   275-277   505 - 509   1998.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Electrical Resistance Anomaly and Hall Effect in (Fe_1-xV_x)₃Al Alloys Reviewed

M.Kato, Y.Nishino, S.Asano, S.Ohara

J. Japan Inst.Metals   62 ( 7 )   669 - 674   1998.04

　More details

Language：Japanese   Publishing type：Research paper (scientific journal)  

De Haas-van Alphen effect and magnetoresistance in YbSn₃ Reviewed

I. Sakamoto, S. Ohara, I. Oguro

Physica B   230-232   286 - 289   1997.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Construction of a Compact Spin- and Angle-Resolved Photoelectron Spectrometer Reviewed

N. Takahashi, S. Tanaka, M. Ichikawa, S. Ohara, Y. Fujii, K. Nakanishi, M. Kamada

Jpn. J. Appl. Phys.   35   6314 - 6319   1996.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Magnetic properties and de Haas-van Alphen effect of GdGa₂ Reviewed

S. Ohara, I. Sakamoto, Y. Aoki, H. Sato, I. Oguro, T. Sasaki, G. Kido, S. Maruno

Physica B   223-224   379 - 381   1996.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

Photoelectron and Luminescence Spectra of BaFCl, BaFBr, and CsTaF₆ Reviewed

M. Kamada, N. Takahashi, S. Hirose, S. Ohara, M.A.Terekh, S.S.Galaktionov,　S.S.Galaktionov

J. Electron Spectroscopy Relat. Phenom.   79   143 - 146   1996.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Monochrometor for circularly polarized synchrotron radiation in the energy range of 5-250 eV Reviewed

M. Kamada, K. Sakai, S. Tanaka, S. Ohara, S. Kimura, A. Hiraya, M. Hasumoto, K. Nakagawa, K. Ichikawa, K. Soda, K. Fukui, Y. Fujii, E. Ishiguro

Rev. Sci. Instrum.   66 ( 7 )   1537 - 1539   1995.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

High Magnetic Field Transport Properties of η-Mo₄O₁₁ Crystals Reviewed

M. Koyano, S. Ohara, Y. Hara, M. Inoue, G. Kido, Y. Nakagawa

J. Phys. Soc. Jpn.   62   1676 - 1681   1993.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Charge Density Wave Transitions and Transport Properties of η-Mo₄O₁₁ Crystals

Shigeo Ohara

1992.05

　More details

Language：English   Publishing type：Doctoral thesis  

EXAFS Study of Local Structures in Intercalation Compounds M_xTiS₂ (M=Mn, Fe, Co and Ni) Reviewed

H. Negishi, S. Ohara, Y. Takata, T. Yokoyama, M. Taniguchi, M. Inoue

Materials Science Forum.   91-93   603 - 608   1992.04

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

Structure Sensitive Electronic Properties of Quasi-Two-Dimensional η-Mo_4#DO#D11 Crystals Reviewed

S. Ohara, H. Negishi, M. Inoue

phys. stat. sol. (b)   174   419 - 430   1992.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

Effect of Pressure on the Charge Density Wave Transition in η-Mo₄O₁₁ Crystal Reviewed

S. Ohara, M. Koyano, H. Negishi, M. Sasaki, M. Inoue

phys. stat. sol. (b)   164   243 - 252   1991.04

　More details

Authorship：Lead author   Language：English   Publishing type：Research paper (scientific journal)  

Spin-Glass Behavior in Itinerant Magnetic Material of Fe_xTiS₂ Reviewed

H. Negishi, K. Sadahiro, S. Ohara, M. Koyano, M. Sasaki, M. Inoue

J. Magn. Magn. Mat.   90-91   345 - 346   1990.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Effect of Pressure on Lattice Parameters of Intercalation Compounds M_xTiS₂ (M=Fe and Ni) Reviewed

H. Negishi, S. Ohara, M. Inoue

phys. stat. sol. (b)   151   441 - 444   1989.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Charge-Density-Wave Related Quantum Transport in Monoclinic η-Mo₄O₁₁ Crystal Reviewed

M. Koyano, S. Ohara, S. Horisaka, H. Negishi, M. Inoue, S. Takeyama, N. Miura

Solid State Commun.   71   317 - 319   1989.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Effect of Pressure on Electrical Resistivity and Crystal Structure of Quasi-Two-Dimensional Mo₄O₁₁ Reviewed

M. Koyano, S. Ohara, H. Negishi, M. Sasaki, M. Inoue, M. Nomura, H. Fujiwara

phys. stat. sol. (b)   147   559 - 565   1988.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Anisotropic Spin-Glass and Cluster-Glass of Layered Fe_xTiS₂ Crystals Reviewed

H. Negishi, S. Ohara, M. Koyano, M. Inoue, T. Sakakibara, T.Goto

J. Phys. Soc. Jpn.   57 ( 1988 )   4083 - 4085   1988.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Transport Properties of Quasi-Two-Dimensional Mo₄O₁₁ Crystals Reviewed

M. Inoue, S. Ohara, S. Horisaka, M. Koyano, H. Negishi

phys. stat. sol. (b)   148   659 - 671   1988.04

　More details

Language：English   Publishing type：Research paper (scientific journal)  

Charge-Density Wave Instabilities in Orthorhombic γ- Mo₄O₁₁ Reviewed

M. Inoue, S. Ohara, M. Marushita, M. Koyano, H. Negishi, M. Sasaki

J. Phys. Soc. Jpn.   26 ( 3 )   629 - 630   1987.04

　More details

Language：English   Publishing type：Research paper (scientific journal)