2020
2020-Jan talk at Shenzhen forum on strong correlation physics (topic suggested by Prof Xiao-gang Wen)
"A survey on spin liquid physics and materials" (refs incomplete) talk at Shenzhen forum on strong correlation physics (topic suggested by Prof Ziqiang Wang) "Some perspectives about thermal Hall effects in correlated electron systems" talk at Shenzhen forum on strong correlation physics "Some thoughts about Kitaev materials" |
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2019
2019-Dec talk at non-Hermitian topology and dynamics workshop in Beijing
"Topological excitations and thermal Hall effects in Mott insulators"
"Topological excitations and thermal Hall effects in Mott insulators"
2019-Nov talk at Asia Pacific workshop for quantum magnetism
"Some thoughts about Kitaev materials"
"Some thoughts about Kitaev materials"
2019-Nov lecture at Zhongshan University [when Hong Kong is in chaos]
"The relationship between Kitaev model and Kitaev materials"
"The relationship between Kitaev model and Kitaev materials"
2019-Nov invited talk at China-Singapore joint physics conference, Zhongshan University, Guangzhou
"Quantum excitations of “hidden orders” and Thermal transport of “hidden particles” "
"Quantum excitations of “hidden orders” and Thermal transport of “hidden particles” "
2019-Oct invited talk at physics department, boston college
"Quantum excitations of “hidden orders” and Thermal transport of “hidden particles” "
"Quantum excitations of “hidden orders” and Thermal transport of “hidden particles” "
2019-Oct talk at UCSD physics department seminar
"Quantum excitation of hidden orders and symmetry enriched U(1) spin liquids"
"Quantum excitation of hidden orders and symmetry enriched U(1) spin liquids"
2019-Oct talk at Kavli Institute for Theoretical Physics, Santa Barbara [talk online]
"Multipolar frustration on top of geometrical frustration"
"Multipolar frustration on top of geometrical frustration"
2019-Sep talk at Kavli Institute for Theoretical Physics, Santa Barbara [talk online]
"Quantum excitations of hidden orders and quantum transports of hidden particles"
"Quantum excitations of hidden orders and quantum transports of hidden particles"
2019-June talk at Aspen spin liquid workshop, Aspen, CO.
"A solvable model for spin liquid in real materials, and many other things" |
2019-June talk at Tsinghua workshop of topology and frustration
"Topology meets frustration in quantum materials", Tsinghua, Beijing
"Topology meets frustration in quantum materials", Tsinghua, Beijing
2019-May talk at Beijing forum, ZhangYe, Gansu Province
"Thermal Hall transports in Mott insulators" |
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2019-May Sante Fe conference on strongly correlated electron,
"Topological thermal Hall effects in spin liquids"
"Topological thermal Hall effects in spin liquids"
2019-Jan Invited talk at Joint MMM-Intermag Conference, Washington D.C.
"Competing orders and Topological Excitation in spin-1 pyrochlore magnets" |
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2019-Jan Invited talk at Hong Kong forum, Recent Progress in Quantum Matter-Theories, experiments,
Centre of Theoretical and Computational Physics, The University of Hong Kong "Topological Thermal Hall Effects in Spin Liquids" |
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2018
2018-Nov-Dec lecture and invited talks at 2nd Asia-Pacific workshop on quantum magnetism
ICTS, Bangalore, India
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2018-Nov Invited talk at Quantum Materials Symposium, Shanghai, China
"When Luttinger semimetal meets with ordered spin ice state in pyrochlore iridates" |
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2018-Oct Mini-school on strongly correlated quantum matter
T-D Lee institute of physics, Shanghai Jiaotong University
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2018-July Invited talk at International Conference of Highly Frustrated Magnetism, UC Davis, California
Frustrated metal Pr2Ir2O7 and Spin liquid candidate YbMgGaO4 |
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2018-Aug invited talk at Ultra-Quantum Conference, Simons Foundation, New York
"Signatures of fractionalization in spin liquid candidates" |
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2018-Jun Lecture at Quantum Materials Summer School,
Department of Physics and Astronomy, Johns Hopkins University, "(Some) Frontiers of Quantum Magnetism Theory" |
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2018-May Talk at Beijing forum, Zunyi Guizhou province, China
"How to prove a U(1) spin liquid? " |
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2018-Mar Invited seminar at University of California San Diego,
"Signature of spin fractionalization in spin liquid candidate materials" |
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2018-Mar APS March meeting, Los Angeles, CA
"The dynamical properties of quantum spin ice" and "What does inelastic neutron scattering actually measure in pyrochlore ice U(1) spin liquid?" |
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2018-Feb Invited talk at Quantum Materials Symposium,
Asia Pacific Center for Theoretical Physics, South Korea "Topological engineering in metallic pyrochlore iridate Pr2Ir2O7" |
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2017
2017-Dec Invited talk at Wuhan AMO conference, Wuhan University, Hubei, China
"Synthetic-Gauge-Field Stabilization of Chiral-Spin-Liquid for SU(N) alkaline earth atoms" |
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2017-Dec Invited talk at Conference of Topological Phases and Topological Quantum Computation,
The University of Hong Kong, Hong Kong |
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2017-Nov Invited talk at 2nd Shanghai forum of quantum magnetism,
"Kitaev materials, spin-1 pyrochlore antiferromagnet, and symmetry enriched topological orders" |
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2017-Oct Invited talk at State key laboratory of surface physics, Fudan Univ, Shanghai
"Fractionalization in spin liquids" |
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2017-Oct Invited talk at Interwined orders workshop at KITP, UCSB
"Fractionalization and its experimental consequences in spin liquids" |
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2017-Sep Invited talk at Department of Physics, Rice University
"Spinon Fermi surface quantum spin liquid in YbMgGaO4" |
2017-Aug Invited talk at 1st Asia Pacific workshop on quantum magnetism, Seoul, Korea
"What does inelastic neutron scattering measure in quantum spin ice?" |
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2017-Jul Invited talk at 9th Joint Meeting of Chinese Physicists Worldwide, Tsinghua University, Beijing, China
"Emergent Anderson-Higgs transition out of U(1) quantum spin liquid" |
2017-Jun Invited talk at international workshop on quantum spin ice, Perimeter Institute, Canada
"The dynamic properties of quantum spin ice" |
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2017-May Invited talk at Department of Physics, HKUST, Hong Kong
"The theory of cluster Mott insulators." |
2017-Mar Invited talk at Department of Physics and Astronomy, Johns Hopkins University, Baltimore
"Symmetry Enriched U(1) Topological Order on the Pyrochlore Lattice" |
2017-Mar APS March meeting, USA
"Detecting spin fractionalization in spinon Fermi surface spin liquid: Prediction and Application to YbMgGaO4" |
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2017-Mar Invited talk at international Center for Quantum Materials, Peking University, Beijing, China
"Symmetry Enriched U(1) Topological Orders on a Pyrochlore Lattice and Prediction for Spinon Fermi Surface Spin Liquid" |
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2017-Feb Invited talk at Department of Physics, Harvard University, Cambridge, MA
"The theory of Cluster Mott insulator and the spin-orbit-coupled spin liquid" |
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2017-Feb Invited seminar at Yukawa Institute of Theoretical Physics, Kyoto University, Japan
"Spectroscopic evidence of a spinon Fermi surface in a rare-earth triangular lattice spin liquid" |
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2017-Feb Invited talk at State Key Laboratory of Surface Physics, Fudan University
"Summary talk about what we have done last year and the short-term plan." |
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2017-Feb Invited talk at State Key Laboratory of Surface Physics, Fudan University
"Quantum Paramagnet and Frustrated Quantum Criticality in spin-one diamond lattice" |
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2017 Jan-Feb Invited seminar at Institute of Physics, Ohio State University, Boston College
"Monopole condensation out of three dimensional U(1) quantum spin liquid" |
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2016
2016-Nov Invited seminar at the Conference on Low temperature Physics of China,
Shaoguan, Guangdong, China "Experimental Signatures of Symmetry Enriched U(1) Topological Orders. " |
2016-Nov Invited seminar at the international center for quantum materials, Peking University, China.
"Connect Emergence to Reality: "Magnetic Monopole” Condensation out of U(1) Topological Order" |
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2016-Oct Invited talk at 1st Shanghai Forum on Quantum Magnetism, Shanghai
[broadly covered, including several topics that I am thinking this year.] "The frontier topics of quantum magnetism" |
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2016-Sep Talk at International Conference on Highly Frustrated Magnetism, Taipei
"Symmetry Enriched U(1) quantum spin liquid on a pyrochlore lattice" |
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2016-Sep Invited talk at the Fall Meeting of the Chinese Physical Society, Beijing, China.
"Kitaev Materials beyond Iridates" |
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2016-Aug lecture at Summer School on Strong correlated electrons, Nanjing University
"Recent development of quantum spin liquids" |
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2016-Jun Invited talk at Fudan annual meeting 2016, Shanghai
"Emergent magnetic order from weak-crystal field, Octupolar quantum spin ice, Hole doped Sr2IrO4" |
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2016-Jun Invited talk at Fudan annual meeting of theory center, Shanghai
"Recent development of quantum spin liquid" |
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2016-Jun Invited tak at USTC, Hefei, Anhui, China
"Octupolar quantum spin ice: Controlling spinons in a U(1) quantum spin liquid" |
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2016-May Invited talk at 1st Fudan workshop of complex quantum materials
"Hidden multipolar orders from dipole-octupole doublets on a triangular lattice" |
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2016-May Invited talk at SCES meeting, Hangzhou, Zhejiang, China
“Magnetic” monopole condensation transition out of quantum spin ice: quantum spin ice in pyrochlore iridates |
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2016-Mar Invited talk at APS March Meeting, Baltimore, MA
"Magnetic states and quantum spin ices from dipole-octupole doublets on pyrochlore lattice" |
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2016-Feb Invited talk at the conference of topological phenomena in novel quantum materials, MPI, Dresden.
"Magnetic monopole condensation transition out of quantum spin ice: search for quantum spin ice in pyrochlore iridates" |
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2015
2015-Sep Invited talk at Workshop on LS Matters, Kavli Institute for Theoretical Physics, Santa Barbara.
"Monopole condensation transition out of quantum spin ice and a quantum spin liquid with strong spin-orbit coupling" |
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2015-Jul Invited talk at Advanced workgroup on itinerant frustration, Cambridge University.
"Monopole condensation transition out of quantum spin ice" |
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2015-May Invited talk at Fudan workshop on iridates an spin-orbit-coupled matter
Review on the spin-orbit-coupled matter: "Spin-orbit coupling of the t2g orbitals." |
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2015-Apr Invited talk at Asia-Pacific workshop on strongly correlated systems, Hangzhou, Zhejiang.
"Symmetry enriched quantum spin ices" |
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2015-Mar APS March meeting
"Cluster Mott insulators and spin liquids in Mo-based cluster magnets" |
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2015-Feb Invited seminar, Department of Physics, Univ of California, San Diego.
"Below the Mott gap: cluster Mott insulators and spin liquids " |
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2014
2014-Dec Invited seminar at Perimeter Institute, Waterloo, Canada
"The theory of cluster Mott insulators: charge fluctuation and spin liquids" |
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2014-Oct Institute of Physics Condensed Matter Seminar, Institute of Physics, Beijing.
"The theory of cluster Mott insulators" |
2014-Oct Department of Physics Condensed Matter Seminar, Renmin Univerisity, Beijing.
"Classical spin ice, quantum spin ice, quantum charge ice" |
2014-Sep Invited talk at Johns Hopkins University, Baltimore, MD
"Charge fluctuations and spin liquids in cluster Mott Insulators" |
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2014-May Perimeter Institute, Waterloo, Canada,
"Quantum Charge Liquid, fractional charge excitation, emergent gauge photons in 3d cluster Mott insulators" |
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2014-Feb Informal presentation at Univ of Toronto
"A cluster Mott Insulator on the pyrochlore lattice" |
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2013
2013 Oct-Dec Invited seminar at Univ of Toronto, McMaster Univ, Perimeter Institute
"Symmetry enriched quantum spin ices" |
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2012
2012-Dec Invited talk at Condensed Matter Seminar, University of Pittsburg.
"Search for Quantum spin liquids in real materials" |
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2012-Oct Invited talk at KITP, UCSB
"Spin-orbit coupling in double perovskites" |
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2012-Oct Invited talk at KITP frustrated magnetism and spin liquid conference, KITP.
"Anomalous Wilson Ratio in a hyperkagome lattice spin liquid Na4Ir3O8" |
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2011
2011-Dec Condensed Matter Seminar at Rice University, Texas
"Topological phases Induced by Kondo coupling in R2Ir2O7 and Frustrated quantum critical theory of putative spin-liquid phenomenology in a spin-1 multilayered triangular lattice magnet." |
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2011-Nov Informal Condensed Matter Seminar at CU Boulder, Colorado
"Magnetism and topological phases in strong spin-orbit systems" |
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2011-Nov Informal Condensed Matter Seminar at CU Boulder, Colorado
"S=1 “QSL” in a Ni-based multilayer triangular system" |
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2011-Oct Informal Condensed Matter Seminar at CU Boulder, Colorado
"Commensurate and incommensurate magnetic order in Fe1+yTe" |
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2011-May invited talk at correlated electrons and frustration conference, Santa Fe, NM
"Spin-orbit interaction in frustrated magnetic systems: Application to double perovskites" |
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