Invited

  1. 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)

  2. 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)

  3. 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)

  4. 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)

  5. 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)

  6. 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)

  7. Shigeki Onoda,
    "Quantum spin ice" Part I, II, and III,
    Frustrated Magnetism: School
    (Institute of Mathematical Sciences (IMSc), Chennai, India, Apr. 3-9, 2017)

  8. Shigeki Onoda,
    "Quantum spin ice: current issues and beyond",
    2016 Quantum Materials Symposium
    (Muui Island Homeplus Academy, Korea, Feb. 22-26, 2016)

  9. 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)

  10. 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)

  11. 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)

  12. 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)

  13. 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)

  14. 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)

  15. 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)

  16. 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)

  17. 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)

  18. 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)

  19. 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)

  20. 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)

  21. 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)

  22. 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)

  23. 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)

  24. 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)

  25. 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)

  26. 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)

  27. 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)

  28. 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)

  29. 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)

  30. 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)

  31. 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)

  32. 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)

  33. 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)

  34. 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.

  35. 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)

  36. 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)

  37. 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).

  38. 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).

  39. 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).

  40. 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).

  41. 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).

  42. 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)

  43. Shigeki Onoda,
    "Intrinsic vs. extrinsic mechanisms of anomalous Hall effect in ferromagnets",
    American Physical Society Annual March Meeting (Denver, Colorado, USA, March 2007)

  44. 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)

  45. 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)

  46. 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)

  47. Shigeki Onoda and Masatoshi Imada,
    "Metal-Insurator Transition in the Hubbard Model: Thermodynamics and Dynamics:
    International Symposium ISSP-Kashiwa 2001.

  48. 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

  1. 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)

  2. Shigeki Onoda,
    "Resolving controversies on quantum spin ice: Yb2Ti2O7 and Tb2Ti2O7",
    International Conference on Highly Frustrated Magnetism 2016
    (Taipei, Taiwan, Sep. 7-11, 2016)

  3. 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)

  4. 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)

  5. 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)

  6. 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)

  7. Shigeki Onoda,
    "New pyrochlore spin liquids":
    CIFAR/MEXT Japanese Network Meeting
    (Coast Plaza Hotel and Suites, Vancouver, Canada, May 28-31, 2011)

  8. Shigeki Onoda,
    "Intrinsic skyrmion Hall effect in two-dimensional relativistic double-exchange ferromagnets"
    International Conference on Frustration in Condensed Matter (Sendai, Jan 2011).

  9. 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).

  10. 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).

  11. 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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