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Shigeki Onoda



[Japanese/English]


Shigeki Onoda, Ph. D


Senior Research Scientist
Condensed Matter Theory Laboratory &
Quantum Matter Theory Research Team (Center for Emergent Matter Science),
RIKEN (The Institute of Physical and Chemical Research)


News:


* Apr. 22, 2020 An article has been published in the Rapid Communication section of Phys. Rev. B and selected as Editors' suggestion!
Hiroshi Ueda, Shigeki Onoda, Yasuhiro Yamaguchi, Tsuyoshi Kimura, Daichi Yoshizawa, Toshiaki Morioka, Masayuki Hagiwara, Masato Hagihala, Minoru Soda, Takatsugu Masuda, Toshiro Sakakibara, Keisuke Tomiyasu, Seiko Ohira-Kawamura, Kenji Nakajima, Ryoichi Kajimoto, Mitsutaka Nakamura, Yasuhiro Inamura, N. Reynolds, M. Frontzek, Jonathan S. White, Masashi Hase, Yukio Yasui, "Emergent spin-1 Haldane gap and ferroelectricity in a frustrated spin-1/2 ladder",
Phys. Rev. B(R) 101, 140408 (2020). Editors' Suggestion

* Apr. 5, 2019 An article has been published as a Letter in Journal of the Physical Society of Japan!
Sho Nakosai, Shigeki Onoda, "Magnetic monopole supercurrent through a quantum spin ice tunnel junction",
Journal of the Physical Society of Japan 88, 053701 (2019).

* Feb. 12, 2019 An article has been published in Physical Review Letters!
Shigeki Onoda, Fumiyuki Ishii, "First-principles design of the iridate spinel Ir2O4 for high-temperature quantum spin ice",
Physical Review Letters 122, 067201 (2019).
プレスリリース「単極子を制御できる新たな物質」 (in Japanese).

* Nov 2017 An article has been published in Physical Review Letters!
Troels Arnfred Bojesen, Shigeki Onoda, "Quantum spin ice under a [111] magnetic field: from pyrochlore to kagomé",
Physical Review Letters 119, 227204 (2017).
プレスリリース「単極子の超固体」 (in Japanese).
Press release "Monopole current offers way to control magnets".
Reproduced in Physics Focus of AAPPS Bulletin Vol.28 No.1 (February, 2018).
Highlighted in RIKEN RESEARCH 2018 Spring issue "Monopole current offers means to control magnets" p.13.

* May 2016 An article has been published in Physical Review Letters!
H. Takatsu, S. Onoda, S. Kittaka, A. Kasahara, Y. Kono, T. Sakakibara, Y. Kato, B. Fåk, J. Ollivier, J. W. Lynn, T. Taniguchi, M. Wakita, H. Kadowaki, "Quadrupole order in the frustrated pyrochlore Tb2+xTi2-xO7+y",
Physical Review Letters 116, 217201 (2016).
プレスリリース「スピン液体の近くの「隠れた秩序」」(in Japanese).
Highlighted in RIKEN RESEARCH

* April 2016 Supported by a Grant-in-Aid for Scientific Research (C) from JSPS (April 2016-March 2018).

* Aug. 2015 An article has been published in Physical Review Letters!
Yasuyuki Kato and Shigeki Onoda, "Numerical evidence of quantum melting of spin ice: quantum-to-classical crossover",
Physical Review Letters 115, 077202 (2015).
プレスリリース「凍ったスピンをさらに冷やして量子効果で液体に融かす」 (in Japanese).
Highlight in RIKEN RESEARCH

* June 2015 Supported by a Grant-in-Aid for Scientific Research on Inovative Areas from the Ministry of Education, Culture, Sports, Science and Technology of Japan (FY 2015-2016). A project has been selected as a part of "Nano Spin Conversion Science".

* Apr. 2015 Supported by a Grant-in-Aid for Scientific Research (B) from JSPS (FY 2015-2018). Leader: Prof. K. Matsuhira (Kyushu Inst. of Tech.)

* Sep. 2012 Editors' suggestion!
Shunsuke Furukawa, Masahiro Sato, Shigeki Onoda, and Akira Furusaki, "Ground-state phase diagram of a spin-1/2 frustrated ferromagnetic XXZ chain: Haldane dimer phase and gapped/gapless chiral phases",
Physical Review B 86, 094417 (2012).

* Sep. 2012 Editors' suggestion!
SunBing Lee, Shigeki. Onoda, and Leon Balents, "Generic quantum spin ice",
Physical Review B 86, 104412 (2012).

* Aug. 2012 A report on a Higgs transition in a magnet is published online in Nature Communications!
L.-J. Chang, S. Onoda, Y. Su, et al., "Higgs transition from a magnetic Coulomb liquid to a ferromagnet in Yb2Ti2O7",
Nature Communications 3:992 | DOI: 10.1038/ncomms1989 (2012).
Press release from RIKEN.
Press release from Forschungszentrum Jülich.
Press release from National Synchrotron Radiation Research Center, Hsinchu.
Highlighted in RIKEN RESEARCH

* May 2012 An article has appeared in Viewpoint in an APS online journal "Physics".
S. Onoda, "Pushing bits through a spin wire", Physics 5, 53 (2012).

* Apr. 2012 Supported by a Grant-in-Aid for Scientific Research for Young Scientists from JSPS (April 2012-March 2015).

* Jun. 2011 An article on our success in controlling the anomalous Hall effect at zero magnetization with the magnetic field has appeared in a Japanese science newspaper ``Kagaku Shinbun''.

* May 2011 An article has appeared in Physical Review Letters;
L. Balicas, S. Nakatsuji, Y. Machida, and S. Onoda, "Anisotropic Hysteretic Hall Effect and Magnetic Control of Chiral Domains in the Chiral Spin States of Pr2Ir2O7",
Physical Review Letters 106, 217204 (2011).
Press release "Controlling the spin-chirality induced spontaneous Hall voltage through the magentic field" (in Japanese).
Highlighted in RIKEN RESEARCH

* Mar. 2011 RIKEN Research Incentive Award. (Internal link)
"Studies on quantum spin ice, chiral spin liquid, and anomalous Hall effect in pyrochlore magnets" (More on this issue.)

* Dec. 2010 An article has appeared in Physical Review Letters;
S. Furukawa, M. Sato, and S. Onoda, "Chiral order and electromagnetic dynamics in one-dimensional multiferroic cuprates",
Physical Review Letters 105, 257205 (2010).
Highlighted in RIKEN RESEARCH

* Nov. 2010 An article has appeared in Physical Review Letters;
T. Neupert, S. Onoda, and A. Furusaki, "Chain of Majorana States from Superconducting Dirac Fermions at a Magnetic DomainWall",
Physical Review Letters 105, 206404 (2010).
Highlighted in RIKEN RESEARCH

* July 2010 An article has been published in Physical Review Letters;
S. Onoda and Y. Tanaka, "Quantum melting of spin ice: emergent cooperative quadrupole and chirality",
Physical Review Letters 105, 047201 (2010).
Highlighted in RIKEN RESEARCH
More on this topic.

* May 2010 Review article has appeared in the online version!
N. Nagaosa, J. Sinova, S. Onoda, A. H. MacDonald, and N. P. Ong, "Anomalous Hall effect",
Reviews of Modern Physics 82, 1539 (2010).

* Apr. 2010 Supported by a Grant-in-Aid for Scientific Research on Priority Areas (473) from the Ministry of Education, Culture, Sports, Science and Technology of Japan (April 2010-March 2011).

* Apr. 2010 Elected as a member of RIKEN Scientists' Assembly Steering Committee (FY2010-2011)

* Apr. 2010 Visiting Associate Professor,
Institute for Solid State Physics, Univ. Tokyo.
to Sep. 2010

* Dec. 2009 A discovery of a chiral spin liquid is published online in Nature! Y. Machida, S. Nakatsuji, S. Onoda, et al.,
"Time-reversal symmetry breaking and spontaneous Hall effect without magnetic dipole order",
Nature 463, 210-213 (2010) | (DOI 10.1038/nature08680).
See the press release.
More on this topic.

* Sep. 2009 A forthcoming article to appear in Reviews of Modern Physics
N. Nagaosa, J. Sinova, S. Onoda, A. H. MacDonald, and N. P. Ong,
"Anomalous Hall effect", [ArXiv:00904.4154]

* Apr. 2009 Supported by a Grant-in-Aid for Scientific Research for Young Scientists from JSPS (April 2009-March 2012).

* Apr. 2008 Supported by a Grant-in-Aid for Scientific Research on Priority Areas (473) from the Ministry of Education, Culture, Sports, Science and Technology of Japan (April 2007-March 2009).

* Apr. 2008 Editors' Suggestion in Physical Review B
S. Onoda, N. Sugimoto, and N. Nagaosa,
"Quantum transport theory of anomalous electric, thermoelectric, and thermal Hall effects in ferromagnets",
Physical Review B 77, 165103 (2008).
More on this topic.

* Sep. 2007 Supported by a Grant-in-Aid for Young Scientists from the Japan Society of Promotion of Science (September 2007-March 2009).



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Address: 2-1, Hirosawa, Wako 351-0198, Japan
Office: Rm. 332, Main Building

TEL: +81-48-467-9789

FAX: +81-48-467-8157

Email: s.onoda_atmark_riken.jp

Last updated: Apr 24, 2020.