Invited
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Shigeki Onoda
"Transport properties of magnetic monopoles in quantum spin ice",
The 1st NCKU-RIKEN Joint Workshop: International Workshop on Topological Quantum Mateirals 2019
(National Cheng-Kung Univ., Tainan, Taiwan, Jan. 11 (10-12), 2019)
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Sho Nakosai, Shigeki Onoda
"Magnetic monopole supercurrent through a quantum spin ice junction",
The 1st NCKU-RIKEN Joint Workshop: International Workshop on Topological Quantum Mateirals 2019
(National Cheng-Kung Univ., Tainan, Taiwan, Jan. 11 (10-12), 2019)
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Shigeki Onoda,
"Quest to U(1) quantum spin liquids, valence bond solids, and novel ordered phases in pyrochlores and spinels: unconventional quasiparticles and interference effects",
Junjiro Kanamori Memorial International Symposium
(Univ. of Tokyo, Tokyo, Sep. 27-29, 2017)
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Troels Arnfred Bojesen, Shigeki Onoda,
"U(1) quantum spin liquid and valence bond solid ground states of quantum spin ice under a [111] magnetic field",
28th International Conference on Low Temperature Physics
(Gothenburg, Sweden, Aug. 9-16, 2017)
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Shigeki Onoda,
"Quest to U(1) quantum spin liquids, valence bond solids, novel ordered phases in pyrochlores and spinels: unconventional quasiparticles and interference effects",
Topological States and Phase Transitions in Strongly Correlated Systems
(Kavli Institute for Theoretical Sciences, Univ. of Chinese Academy of Sciences, Jul. 3-21, 2017)
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Shigeki Onoda,
"Quantum spin ice under a [111] magnetic field: from pyrochlore to kagomé",
Frustrated Magnetism: Conference
(Institute of Mathematical Sciences (IMSc), Chennai, India, Apr. 10-12, 2017)
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Shigeki Onoda,
"Quantum spin ice" Part
I,
II, and
III,
Frustrated Magnetism: School
(Institute of Mathematical Sciences (IMSc), Chennai, India, Apr. 3-9, 2017)
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Shigeki Onoda,
"Quantum spin ice: current issues and beyond",
2016 Quantum Materials Symposium
(Muui Island Homeplus Academy, Korea, Feb. 22-26, 2016)
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小野田 繁樹,
「パイロクロアU(1)量子スピン液体・秩序相における励起:フォトン、量子スピンアイスモノポール、ヒッグスモード」
物性研短期研究会「スピン系物理の深化と最前線」
(Institute for Solid State Physics, Univ. of Tokyo, Kashiwa, Nov. 16-18, 2015)
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Shigeki Onoda,
"Theory for electronic properties of oxide pyrochlores: quantum spin ice and iridates"
TMU International Symposium on “New Quantum Phases Emerging from Novel Crystal Structure”
(Tokyo Metropolitan University, Hachioji, Sep. 24-25, 2015)
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Shigeki Onoda,
"Two crossovers, deconfined spinons, and Higgs transition in quantum spin ice":
The long-term workshop "Nove Quantum States in Condensed Matter 2014"
(Yukawa Institute for Theoretical Physics, Kyoto Univ., Nov. 4 - Dec. 5)
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Shigeki Onoda,
"Symmetry-protected topological phases and transition in a frustrated spin-1/2 XXZ chain":
The JPS 2014 Fall Meeting, Symposium "Symmetry-protected topological phases and quantum entanglement"
(Chubu University, Kasugai, Japan, Sep. 7 - 10, 2014)
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Shigeki Onoda,
"Quantum spin ice":
Nordita programme: "Novel Directions in Frustrated and Critical Magnetism"
(Nordita, Nordic Institute of Theoretical Physics, KTH Royal Institute of Technology, Stockholm, Sweden, July 14 - August 8, 2014)
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Shigeki Onoda,
"Crossovers, deconfined spinons, and Higgs-confining transition in quantum spin ice":
2014 Aspen Summer Program "Modern Trends in Quantum Magnetism"
(Aspen Center for Physics, Aspen, CO, USA, May 25 - Jun. 22, 2014)
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Shigeki Onoda,
"Classical and Quantum Coulomb Spin Liquids and Anderson-Higgs mechanism in quantum spin ice":
International workshop on frustration and topology in condensed matter physics
(National Cheng Kung University, Tainan, Taiwan, Jan. 13-16, 2014)
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Shigeki Onoda,
"Theory of charge, spin, and heat transport coefficients in spin-orbit coupled electron systems":
The 193rd Topical Symposium of the Magnetic Society of Japan / the 45th Topical Symposium on Spin-electronics, "Spin-caloritronics -- Cooperative phenomenon between magnetism and heat --"
(Chuo University, Tokyo, Japan, Dec. 17, 2013)
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Shigeki Onoda,
"Transport theory for relativistic fermions":
KITP Program: "Spintronics: Progress in Theory, Materials, and Devices"
(Kavli Institute for Theoretical Physics, University of California, Santa Barbara, Sep. 30 - Dec. 20, 2013)
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Shigeki Onoda,
"Magnetic Monopoles in Quantum Spin Ice: Quantum Electrodynamics and Higgs Mechanism":
The JPS 2013 Fall Meeting, Symposium "Quantum Spin Ice: Dynamics and Quantum Electrodynamics of Magnetic Monopoles"
(Tokushima University, Tokushima, Japan, Sep. 25 - 28, 2013)
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Shigeki Onoda,
"Hydrodynamic theory for Coulomb and Higgs-confining phases in quantum spin ice":
NCTS Workshop on Quantum Condensation (QC13)
(National Center for Theoretical Sciences, National Cheng-Kung University, Tainan, Taiwan, Aug. 26 - Sep. 6, 2013)
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Shigeki Onoda,
"Hydrodynamic theory for Coulomb and Higgs-confining phases in quantum spin ice":
7th ISSP International Workshop and Symposium "Emergent Phases in Condensed Matter -- from topological to first principles approaches"
(Institute for Solid State Physics, University of Tokyo, Kashiwa, Japan, June 3 - 21, 2013)
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Shigeki Onoda,
"Study on anomalous Hall effects: from ferromagnets to chiral spin liquids":
For JPS Young Scientist Awards, The 68th JPS Annual Meeting
(Hiroshima University, Hiroshima, Japan, March 26-29, 2013)
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Shigeki Onoda,
"Topological magnetic insulators on the pyrochlore lattice: towards a first-principles design":
International Symposium on Computational Science 2013
(Kanazawa University, Kanazawa, Japan, Feb. 18-21, 2013)
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Shigeki Onoda,
"Spontaneous and quantized anomalous Hall effects in magnetic pyrochlore iridates":
520. Wilhelm und Else Heraeus Seminar "Spin-orbit-driven transverse transport phenomena"
(Physikzentrum Bad Honnef, Bad Honnef, Germany, Dec. 3-6, 2012)
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Shigeki Onoda,
"Topological phases with broken time-reversal symmetry in pyrochlore iridates":
Summer Workshop "Spin-Orbit Physics in Correlated Electron Systems"
(Aspen Center for Physics, Aspen, CO, July 1-29, 2012)
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Shigeki Onoda,
"Quantum spin ice":
KITP Program: "Frustrated Magnetism and Quantum Spin Liquids: From Theory and Models to Experiments"
(Kavli Institute of Theoretical Physics, University of California, Santa Barbara, Aug. 13 - Nov. 9, 2012)
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Shigeki Onoda,
"Higgs transition from magnetic Coulomb liquid to ferromagnet in Yb2Ti2O7":
9th International workshop on Polarised Neutrons in Condensed Matter Investigations
(Jean Monnet center, Paris, July 2-5, 2012)
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Shigeki Onoda,
"Topological phases with broken time-reversal symmetry in pyrochlore iridates":
International Workshop "Itinerant Spin-Orbital Systems: From Magnetic Frustration to Novel Superconductivity"
(Max Planck Institute for the Physics of Complex Systems, Dresden, May 21-25, 2012)
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Shigeki Onoda,
"Topological phases with broken time-reversal symmetry in pyrochlore iridates":
Deutsche Physikalische Gesellschaft (DPG) Spring Meeting,
Focus Session "Topological Transport in Systems with broken Time Inversion Symmetry", Organization: Stefan Blügel (FZ Jülich)
(Technische Universität Berlin, Berlin, March 25-30, 2012)
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Shigeki Onoda,
"Quantum dynamics and Anderson-Higgs transition of magnetic monopoles in quantum spin ice systems":
2nd ASRC International Workshop on Magnetic Materials and Nanostructures
(Advanced Science Research Center, JAEA, Tokai, Japan, January 10-13, 2012)
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Shigeki Onoda,
"Magnetic Coulomb liquids and Higgs transitions in rare-earth magnetic pyrochlore oxides":
"Workshop on Geometrically Frustrated Magnets:
From Spin Ice to Kagome Planes"
(International Institute of Physics (IIP), Federal University of Rio Grande do Norte, Natal, Brasil, 11-16 December 2011)
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Shigeki Onoda,
"Quantum dynamics of intrinsic topological magnetic defects":
The 26th Nishinomiya-Yukawa Memorial International Workshop
"Novel Quantum States in Condensed Matter 2011: Correlation, Frustration and Topology"
(Yukawa Insitute for Theoretical Physics, Kyoto University, Nov. 7 - Dec. 9, 2011)
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Shigeki Onoda,
"Chain of Majorana Fermions Along a Magnetic Domain Wall on the Surface of Superconducting Topological Insulators":
KITP Program: Topological Insulators and Superconductors (Sep 19 - Dec 16, 2011)
(Kavli Institute of Theoretical Physics, University of California, Santa Barbara, Sep. 19 - Dec. 16, 2011)
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Shigeki Onoda,
"Quantum dynamics of intirnsic magnetic topological defects: monopoles and skyrmions":
FIRST Program "Quantum Science on Strong Correlation" Theory Forum Workshop
(Univ. of Tokyo, Tokyo, Japan, April 28, 2011)
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Shigeki Onoda,
"Emergent anomalous Hall effect in a pyrochlore spin liquid and intrinsic skyrmion Hall effect in double-exchange ferromagents":
2nd ASRC International Workshop on Magnetic Materials and Nanostructures
(Advanced Science Research Center, JAEA, Tokai, Japan, March 14-17, 2011)
Postponed until January 2012 because of the earthquake disaster.
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Shigeki Onoda,
"Quantum effects in spin ice and related compounds":
"Advanced Working Group on Monopoles in Spin Ice" meeting
(Royal Holloway College, University of London, UK, October 15-16, 2010)
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Shigeki Onoda,
"Quantum melting of spin ice: chiral spin liquid and ferroquadrupole order"::
2nd APCTP-IACS Joint Conference: International Conference on Physics of Novel Oxide Materials (APCTP, Pohang, Korea, July 15-17, 2010)
- Shigeki Onoda,
"磁性強誘電体の電気磁気結合と電磁応答の徴視的理論"
領域3, 8, 10合同シンポジウム「電子自由度が引き起こす強誘電性の新規物性」
日本物理学会第65回年次大会 (岡山大学 2010年3月).
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Shigeki Onoda,
"量子的にもつれたスピンアイスにおけるカイラリティー、四極子、異常ホール効果":
文科省特定頒域研究「フラストレ一ションが創る新しい物性」
第4回トピカルミーティング「フラストレーションと力イラリティ」 (神戸 2009年7月).
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Shigeki Onoda,
Shunsuke Furukawa, Yoichi Tanaka, and Masahiro Sato,
"Chirality in Quantum Spin Liquid and Ice":
Joint European Japanese Conference: Frustration in Condensed Matter
(Ecole Normale Superieure de Lyon, May 2009).
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Shigeki Onoda,
"Far-Infrared Spin-Current Dynamics from Quasi-One-Dimensional Multiferroics: Two-Phasons and Chiral Solitons":
The 23rd Nishinomiya-Yukawa Memorial International Workshop
“Spin Transport in Condensed Matter
(Yukawa Institute for Theoretical Physics, Kyoto University, November 2008).
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Shigeki Onoda,
"異常ホール効果、異常ネルンスト効果、異常熱ホール効果の量子輸送理論とPr2Ir2O7のノンコリニア磁気構造",
領域8シンポジウム「異常ホール効果とnontrivialな磁気構造」
日本物理学会第63回年次大会 (近畿大学 2008年3月).
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Shigeki Onoda,
"異常ホール効果と絶縁破壊現象の量子輸送理論":
第25回応用磁気学会化合物新磁性研究会 (青山学院大学 2007年6月)
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Shigeki Onoda,
"Intrinsic vs. extrinsic mechanisms of anomalous Hall effect in ferromagnets",
American Physical Society Annual March Meeting (Denver, Colorado, USA, March 2007)
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Shigeki Onoda, Chenglong Jia, Jung Hoon Han, Naoyuki Sugimoto, and Naoto Nagaosa,
"Topological currents in anomalous Hall effect, multiferroics, and magnetoelectrics":
9th Asian Workshop on First-Principles Electronic structure Calculations
(Korea Institute of Advanced Study, Seoul, Korea, November 2006)
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Shigeki Onoda,
"遍歴磁性体の量子輸送現象における新しいクロスオーバー":
領域3シンポジウム「遍歴電子磁性の理論的諸問題 ―弱い相関から強い相関へ―」
日本物理学会第61回年次大会 (愛媛大学・松山大学 2006年3月)
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Shigeki Onoda,
"Classical long-range ordering and quantum fluctuations in Mott metal-insulator transition systems and quasi-one-dimensional orbital-ordering systems":
Yukawa International Seminar 2004 (Yukawa Institute, Kyoto University, Kyoto, November 2004)
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Shigeki Onoda and Masatoshi Imada,
"Metal-Insurator Transition in the Hubbard Model: Thermodynamics and Dynamics:
International Symposium ISSP-Kashiwa 2001.
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Shigeki Onoda, Masatoshi Imada,
"超伝導ゆらぎと擬ギャップ"
領域8シンポジウム (銅酸化物の擬ギャップと異常金属相)
日本物理学会 秋の分科会 (岩手大学 1999年9月).
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Other oral presentations in international conferences
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Shigeki Onoda, Sho Nakosai,
"Magnetic monopoles in quantum spin ice under an electric field",
International Conference on Highly Frustrated Magnetism 2018
(Davis, USA, July 10 (9-14), 2018)
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Shigeki Onoda,
"Resolving controversies on quantum spin ice: Yb2Ti2O7 and Tb2Ti2O7",
International Conference on Highly Frustrated Magnetism 2016
(Taipei, Taiwan, Sep. 7-11, 2016)
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Shigeki Onoda,
"Thermal, transport, and spectral properties of generic quantum spin ice
beyond the mean-field theory"
The 20th International Conference on Magnetism
(Barcelona, Spain, July 5-10, 2015)
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Shigeki Onoda,
"Symmetry-protected topological phases and transition in a frustrated spin-1/2 XXZ chain":
The international seminar on Topology and Entanglement in Correlated Quantum Systems.
(Max Planck Institute for the Physics of Complex Systems, Dresden, Germany, July 14 - August 8, 2014)
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Shigeki Onoda, Yasuyuki Kato,
"Phase transitions, crossovers, and extiations in quantum spin ice"
International Conference on Highly Frustrated Magnetism 2014
(University of Cambridge, Cambridge, UK, July 7 - 11, 2014)
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Shigeki Onoda
"Quantum spin ice theory for various magnetic rare-earth pyrochlore oxides":
6th International Conference on Highly Frustrated Magnetism
(McMaster University, Hamilton, June 4-8, 2012)
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Shigeki Onoda,
"New pyrochlore spin liquids":
CIFAR/MEXT Japanese Network Meeting
(Coast Plaza Hotel and Suites, Vancouver, Canada, May 28-31, 2011)
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Shigeki Onoda,
"Intrinsic skyrmion Hall effect in two-dimensional relativistic double-exchange ferromagnets"
International Conference on Frustration in Condensed Matter (Sendai, Jan 2011).
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Shigeki Onoda, with Shunsuke Furukawa and Masahiro Sato,
"Theory of Helimagnetic Order and Electromagnetic Excitations in Quasi-One-Dimensional Multiferroic Cuprates"
International Conference on Magnetism 2009 (Karlsruhe, Germany, July 2009).
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Shigeki Onoda
"Quantum entanglement and time-reversal symmetry breaking in pyrochlore magnets":
International Workshop on Quantum Critical Phenomena and Novel Phases in Materials
(Honolulu, Hawaii, January 2009).
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Shigeki Onoda, Naoto Nagaosa, Chenglong Jia, and Jung Hoon Han,
"Helical magnetism, spin cholesteric liquid crystal, and multiferroics":
The 10th Asia-Pacific Physics Conference (Pohang, Korea, August 2007).
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