CEMS Symposium on Emergent Quantum Materials

CEMS Symposium on Emergent Quantum Materials

May 19-21, 2025
Tokyo, Japan

Program

Timetable

Click to download the timetable details: Program-2025b.pdf

timetable

Day 1: May 19 (Monday)

10:00–10:10Opening
10:10–10:45Manfred Fiebig ETH Zürich
Non-Hermitian phase transition in a bulk magnetoelectric system
10:45–11:15Taka-hisa Arima RIKEN CEMS / The University of Tokyo
Analysis of spin-orbit coupling based on electron density distribution
11:15–11:35Masashi Kawasaki The University of Tokyo / RIKEN CEMS
SrVO3 Double Quantum Well
11:35–11:55Naoto Nagaosa RIKEN CEMS
Thermal Hall effect in Mott insulators
11:55–13:30Lunch Break
13:30–14:05Meng Wang Sun Yat-Sen University
High-temperature superconductivity in the Ruddlesden-Popper phase of nickelates
14:05–14:20Markus Kriener RIKEN CEMS
Approaching Superconducting Nickelates by High-Pressure Synthesis
14:20–14:40Ryotaro Arita The University of Tokyo / RIKEN CEMS
Ab initio calculation of coherence length based on superconducting density functional theory
14:40–15:15Yusuke Nomura Tohoku University
Strong-coupling high-Tc superconductivity emerging from correlated band insulator
15:15–15:45Break
15:45–16:20Andrea Cavalleri MPI Hamburg
Controlling Ferroic Orders with Electromagnetic Radiation
16:20–16:40Youtarou Takahashi The University of Tokyo / RIKEN CEMS
Terahertz shift current generation in ferroelectrics and multiferroics
16:40–16:55Shingo Toyoda RIKEN CEMS
All-optical switching of magnetic toroidal moment via inverse optical magneto-electric effect in multiferroic LiNiPO4
16:55–17:10Ryo Hanai Institute of Science Tokyo
Photoinduced non-reciprocal phase transition
17:10–17:20Break
17:20–18:50Poster Preview
Link to the list of posters

Day 2: May 20 (Tuesday)

09:30–10:05Bernhard Keimer MPI Stuttgart
Strain-induced magnetic phase transitions and giant magnon anomalies in spin-orbit Mott insulators
10:05–10:25Ding Zhang Tsinghua University / RIKEN CEMS
LixFeSe as a high-temperature superconducting ferromagnet
10:25–10:40Ryo Okugawa Tokyo University of Science
Quasicrystalline gapless topological superconductivity
10:40–11:00Break
11:00–11:35Hidekazu Kurebayashi University College London
Spintronic Kapitza pendulum: dynamical stability by spin transfer
11:35–11:55Tomoyuki Yokouchi RIKEN CEMS
Emergent electric field induced by current-driven motion of topological spin textures
11:55–12:15Yukako Fujishiro RIKEN CEMS
Pressure-induced transition from spin-Peierls to charge-ordered states in organic 1D Mott insulator
12:15–13:20Lunch Break
13:20–15:20Poster Session
Link to the list of posters
15:20–15:55Martin Eckstein University of Hamburg
Understanding Long-Lived Nonequilibrium Phases in Correlated Electron Systems
15:55–16:30Hideki Hirori ICR, Kyoto University
Nonthermal Ultrafast Spin Switching in Antiferromagnets by Terahertz Magnetic Fields
16:30–16:45Yuta Murakami Tohoku University / RIKEN CEMS
Many-Body Effects on High-Harmonic Generation in Mott Insulators
16:45–17:05Break
17:05–17:25Yasujiro Taguchi RIKEN CEMS
Topological transition in (Cd,Zn)3As2 probed by thermoelectric responses
17:25–17:40Tetsuya Nomoto RIKEN CEMS
Nonlinear chiral thermoelectric Hall effect in tellurium
17:40–17:55Masaki Uchida Institute of Science Tokyo
In-plane anomalous Hall effect and its spontaneous response in magnetic Weyl semimetals
18:05–18:40Poster Award Ceremony
19:00–21:00Banquet

Day 3: May 21 (Wednesday)

09:30–10:05Christian Back Technical University of Munich
Spin current control of magnetism
10:05–10:40Chisa Hotta The University of Tokyo
Underlying higher-rank gauge structures in metals and insulating magnets
10:40–11:00Akira Furusaki RIKEN CEMS
Ginzburg-Landau forbidden phase transitions of quantum spins in two dimensions
11:00–11:20Break
11:20–11:40Yoshihiro Iwasa RIKEN CEMS
Layer-selective FFLO state in a bulk Ising superconductor
11:40–12:15Yuji Matsuda Kyoto University / The University of Osaka
Evidence for Pure Imaginary CDW in Kagome Metal CsV3Sb5
12:15–13:40Lunch Break
13:40–14:15Allan H. MacDonald University of Texas Austin
Moiré Materials
14:15–14:50Shuyun Zhou Tsinghua University
Revealing topological flat bands in twisted graphene
14:50–15:05Christopher J Butler RIKEN CEMS
Valley Polarization of Landau Levels in the ZrSiS Surface Band Driven by Residual Strain
15:05–15:20Yao Guang RIKEN CEMS
In-situ measurements of topological Hall effects arising from (anti)skyrmions in a non-centrosymmetric magnet at room temperature
15:20–15:35Daisuke Nakamura RIKEN CEMS
Nonreciprocal transport in room-temperature chiral magnet Co8Zn9Mn3
15:35–15:55Break
15:55–16:30Zhi-Xun Shen Stanford University
Unconventional Superconductivity in Cuprate Oxides
16:30–16:50Fumitaka Kagawa Institute of Science Tokyo / RIKEN CEMS
Unidirectional-current-induced q-vector flop of a helimagnetic order
16:50–17:10Yoshinori Tokura RIKEN CEMS / The University of Tokyo
Multiferroic semimetals
17:10–17:20Closing

Poster Session

P001Tetsuo HanaguriRIKEN CEMS
Spectroscopic imaging STM on the ultranodal superconducting gap in Fe(Se,S)
P002Lixuan TaiRIKEN CEMS
Giant Hall Switching by Surface-State-Mediated Spin-Orbit Torque in a Hard Ferromagnetic Topological Insulator
P003Ilya BelopolskiRIKEN CEMS
Synthesis of a semimetallic Weyl ferromagnet
P004Max HirschbergerThe University of Tokyo
Discovery of a p-wave magnet
P005Dong LIRIKEN CEMS
Nonreciprocal transport induced by chiral surface state in Weyl semimetal TaAs
P006Lin ChenTechnical University of Munich
Giant modification of anomalous Hall effect by spin current in WTe2/Fe3GeTe2 bilayers
P007Xiuzhen YuRIKEN CEMS
Visualization of Magnetic Hopfion through Tomographic Differential Phase Contrast Microscopy
P008Zhuolin LiRIKEN CEMS
Directional rotation of (anti) Skyrmions assemblies by current pulse in (Fe0.63Ni0.3Pd0.07)3P
P009Jushin TeiThe University of Osaka
Theory of Josephson STM/STS on topological superconductors
P010Chen-Hsuan HsuInstitute of Physics, Academia Sinica
Interaction- and phonon-induced topological phase transitions in proximitized helical liquids
P011Hattori KoheiThe University of Tokyo
Nonlinear Hall effect driven by spin-charge-coupled motive force
P012Masahito MochizukiWaseda University
Collective Spin Excitation Modes and Real-Space Topology in the Quadruple-Q Magnetic Hedgehog Lattices
P013Sumal ChandraTokyo University of Science
Photoinduced Optical Conductivity in Hole-Doped Two-Leg Hubbard Ladder Systems
P014Takahiro C. FujitaRIKEN CEMS
Proximity effect of emergent field at oxide heterostructures
P015Yuta SuzukiInstitute of Science Tokyo
Disorder-Induced Slow Relaxation of Phonon Polarization
P016Mu-Kun LeeWaseda University
Predicted multiple Walker breakdowns for current-driven domain wall motion in antiferromagnets
P017Tsutomu MomoiRIKEN CEMS
Numerical non-pertabative approach to deriving effective Hamiltonians: Applications to spin excitations
P018Koomok LeeInstitute of Science Tokyo
Electric-Field-induced Weakly Ferromagnetic Domain Change by Ferroelectric Topological Domain Switching in BiFe0.9Co0.1O3 Nanodots
P019Rintaro EtoWaseda University
Spontaneous Magnon Decays in Altermagnets
P020Dongxue HanRIKEN CEMS
Nanosecond current-induced domain wall depinning process visualized by time-resolved Lorentz electron microscopy
P021Yu DongThe University of Tokyo
Magnetic injection current in a PT-symmetric antiferromagnet
P022Yuto FurutaniOkayama University
Manifestation of Neel order-parameter fluctuations in antiferromagnetic spin transports
P023Su Kong ChongBeijing Academic of Quantum Information Sciences
Controllable Phase Transitions in Magnetic Topological Insulator
P024Kanta EndoThe University of Tokyo
Gate-tunable exotic magneto-transport property of Cr3Te4: ferromagnet with band crossing
P025Shinichi NishihayaInstitute of Science Tokyo
In-plane anomalous Hall effect observed in Dirac semimetal films
P026Hideki MatsuokaThe University of Tokyo
Spontaneous topological Hall effect at room temperature in a centrosymmetric van der Waals magnetic semimetal
P027Masataka MogiThe University of Tokyo
Observation of Floquet-Bloch states in graphene
P028Nakamoto TaigaThe University of Tokyo
Virtual photons and vacuum Rabi splitting in the extended Hubbard model coupled with an optical cavity
P029Shun AsanoKyoto University
Chirality Induced Spin Selective Peierls Transition
P030Shun OkumuraThe University of Tokyo
Floquet-Weyl points in three-dimensional Dirac semimetals via two distinct mechanisms
P031Asuka NakamuraRIKEN CEMS
Thermally and optically induced interlayer decoupling in twisted-bilayer Moiré system
P032Ayano NakamuraInstitute of Science Tokyo
Observation of in-plane anomalous Hall effect in magnetic Weyl semimetal thin films
P033Yuki SatoRIKEN CEMS
Higher-order epitaxy: A pathway to suppressing structural instability and emergent superconductivity
P034Pasquale MarraSophia University
Topological zero modes and bounded modes at smooth domain walls: exact solutions and dualities
P035Masahiro NaritsukaRIKEN CEMS
Atom manipulations toward the Yu-Shiba-Rusinov band engineering
P036Ayuki TakegawaThe University of Tokyo
Transport propeties of Ag2Te thin films grown by molecular beam epitaxy
P037Midori YamadaThe University of Tokyo
Finite-temperature Monte Carlo study of magnetic monopoles in 3D topological magnets
P038Shingo KobayashiRIKEN CEMS
Higher-order topological phases for time-reversal-symmetry breaking superconductivity in UTe2
P039Hsiang LeeInstitute of Science Tokyo
Comparative study of in-plane anomalous Hall effect in EuA2Sb2 (A = Zn, Cd) thin films
P040Katsuki NihongiRIKEN CEMS
STM observation of multiple topological spin textures on GdRu2Ge2
P041Tsugumi MatsumotoKyoto University
Dynamical strain induced nonlinear response in twisted transition metal dichalcogenides
P042Yuto KiyonagaThe University of Tokyo
AC current-driven magnetization switching and nonlinear Hall rectification in a magnetic topological insulator
P043Zhehong LiuRIKEN CEMS
Single crystal growth of Y-type hexaferrites with near room-temperature multiferroicity
P044Kentaro InoInstitute of Science Tokyo
Magnetoelectric coupling and its impact on the multicaloric effect
P045Moritz M. HirschmannRIKEN CEMS
Topology and transport at nodal planes
P046Andrey S MishchenkoInstitute of Physics, Croatia / RIKEN CEMS
Quantum paraelectric materials (SrTiO3) and halide perovskites: exact treatment of nonlinear electron-phonon interaction
P047Toshiya ShiratoriThe University of Tokyo
Nonequilibrium crystal structure refinment by ultrafast precession electron diffraction
P048Yuki ItahashiRIKEN CEMS
Layer-number driven 3D-2D crossover in misfit layered superconductors
P049Tadashi MachidaRIKEN CEMS
High energy resolution spectroscopy of vortex bound states in CaKFe4As4
P050Nobuto NakanishiRIKEN CEMS
3D vector-field visualization of skyrmions using integrated differential-phase contrast
P051Hidenori TsujiRIKEN CEMS
Nucleation process in photo-induced phase transition of VO2 visualized by 5-dimensional ultrafast electron microscope
P052Tatsuki MutoWaseda University
Theory of Collective Excitations in the Centrosymmetic Topological Magnet GdRu2Ge2
P053Hikaru GotoTokyo University of Science
Chern insulating phases in a kagome system strongly coupled to quantum light
P054Shoya KasaiThe University of Tokyo
Non-equilibrium Dynamics of Magnetic Hopfions Driven by Spin-Orbit Torque
P055Kosuke TazukeThe University of Tokyo
Microscopic theory of the inverse Faraday effect in a multiorbital model
P056Soju FurutaInstitute of Science Tokyo
Inductive and capacitive responses by a current-driven skyrmion in a confined potential
P057Ryota NakanoThe University of Tokyo
Perfectly harmonic spin cycloid and multi-Q state in the Weyl semimetal GdAlSi
P058Hiroto TanakaKyoto University
Nonlinear optical responses in topological superconductors: Interplay of collective mode and quantum geometry
P059Aoi KajiharaThe University of Tokyo
Spin current generation by skyrmions and merons
P060Tonghua YuTohoku University
Green's function zeros as an indicator of surface states and their application to high-throughput detection
P061Akihiro MinamideKyoto University
Quasiclassical theory of vortex states in locally noncentrosymmetric superconductors
P062Seong-Jun KwonThe University of Tokyo
Tuning the Chern number of Kitaev quantum spin liquid
P063Kosuke KarubeRIKEN CEMS
Complex Hall response in a frustrated magnet GdCu2
P064Yuya OminatoWaseda University
Photocurrent and High-Harmonic Generation in B20-Type Chiral Semimetals
P065Ryosuke YamashitaThe University of Tokyo
Critical enhancement of nonlinear optical responses in one-dimensional multiferroic magnets
P066Shohei ImaiThe University of Tokyo
Electron dynamics induced by Schrӧdinger cat-state light
P067Masamichi NakajimaRIKEN CEMS
Transport properties of stripe-ordered cuprate superconductor La1.6-xNd0.4SrxCuO4 under pressure
P068Daiki YamaguchiThe University of Tokyo
Current control of spin helicity and nonreciprocal charge transport in a multiferroic conductor
P069Nagahama SomaThe University of Tokyo
Control of nonreciprocal charge transport in topological insulator/superconductor heterostructures with Fermi level tuning
P070Keita TanabeThe University of Osaka
Fluctuation near a Polar Quantum Critical Point in a Topological Semimetal
P071Yuri SuzukiThe University of Tokyo
Current-induced magnetization dynamics and emergent electromagnetic induction in magnetic Weyl semimetal PrAlGe
P072Xichao ZhangWaseda University
Nanofluidic Logic Based on Chiral Skyrmion Flows
P073Masahiro HazeISSP, The University of Tokyo
Nanoscale surface conductivity on metal monolayer films studied by low temperature scanning tunneling potentiometry
P074Manaki AriharaWaseda University
Photoinduced magnetic phase transitions in the Kagome Kondo-lattice model with spin-orbit coupling
P075Yoshihiro FukushimaTokyo University of Science
Observation of multi-carrier Hall effect by Mn doping into a topological crystalline insulator thin film SnTe
P076Ngoc-Han TuRIKEN CEMS
Observation of high temperature helical edge states in van der Waals heterostructure of graphene and BiSbTeSe2
P077Ryosuke AkiyamaInstitute of Science Tokyo
Interface-induced weak ferromagnetism in altermagnetic MnTe thin films
P078Taiki ShiotaniKyoto University
Anisotropy-driven magnetic phase in pyrochlore metal LuInCo4
P079Collins AkosaWaseda University
Chiral damping in magnetic systems
P080Masafumi UdagawaGakushuin University
Magnetic and electric monopoles in quantum spin ice
P081Yuki YamazakiThe University of Tokyo
Long-range spin correlation in quasi one-dimensional Kitaev honeycomb model
P082Chin-Yu ChangNational Taiwan University of Science and Technology
Efficient and Stable Self-Powered Perovskite Photodetectors for Versatile Photosensing Applications
P083Yi-Chen LinNational Taiwan University of Science and Technology
Highly Efficient and Stable Self-Powered Perovskite Photodetectors Enabled by Additive Engineering Using an Easily Accessible Zwitterionic Molecule
P084Max BirchRIKEN CEMS
Switchable nonreciprocal transport in nanosculpted helices of Weyl magnet Co3Sn2S2