CEMS-QPEC Symposium on Emergent Quantum Materials

January 18-20, 2017
Tokyo, Japan

Program

Timetable

This is a preliminary program. Changes may be made without notification.
(Last updated: Dec. 26, 2016)

[ Jan. 18 (Wednesday) ] [ Jan. 19 (Thursday) ] [ Jan. 20 (Friday) ] [ Poster Session ]

Jan. 18 (Wednesday)

Morning Session
(Chair: B. Keimer)
10:00 - 10:10	Opening
10:10 - 10:45	Jean-Marc Triscone (University of Geneva) “Superconducting phase diagram of the LaAlO₃/SrTiO₃ interface and related systems”
10:45 - 11:05	Masashi Kawasaki (RIKEN CEMS) “Transport properties of tailored quantum materials”
11:05 - 11:20	Ryutaro Yoshimi (RIKEN CEMS) “Emergent quantum phenomena in topological insulator heterostructures”
11:20 - 11:35	Youtarou Takahashi (QPEC, The University of Tokyo) “Terahertz rotations in a quantum anomalous Hall state”
11:35 - 12:10	Qi-Kun Xue (Tsinghua University) “STM study of the pairing mechanism of unconventional high temperature superconductivity”
12:10 - 12:30	Yoshihiro Iwasa (RIKEN CEMS) “Recent progress on gate induced superconductivity”
12:30 - 14:00	Lunch Break
Afternoon Session 1
(Chair: C. Pfleiderer)
14:00 - 14:35	Alois Loidl (University of Augsburg ) “Skyrmions with ferroelectric polarization”
14:35 - 15:05	Yoshinori Tokura (RIKEN CEMS) “Correlated Weyl semimetal states in iridium oxides”
15:05 - 15:25	Yasujiro Taguchi (RIKEN CEMS) “Room-temperature skyrmion and transformation of skyrmion lattice in metastable state”
15:25 - 15:55	Coffee Break
Afternoon Session 2
(Chair: A. Loidl)
15:55 - 16:30	Christian Pfleiderer (Technical University of Munich) “Spin transfer torques in chiral magnets”
16:30 - 16:45	Xiuzhen Yu (RIKEN CEMS) “Robust skyrmion crystal at zero-bias field”
16:45 - 17:05	Shinichiro Seki (RIKEN CEMS) “Chirality and ferromagnetism in insulators”
17:05 - 17:15	Coffee Break
Poster Preview Session
(Chair: R. Arita)
17:15 - 18:45	Program of Poster Session

Jan. 19 (Thursday)

Morning Session 1
(Chair: Q.-K. Xue)
09:30 - 10:05	Nai Phuan Ong (Princeton University) “Observation of the chiral anomaly in two Dirac‐Weyl semimetals”
10:05 - 10:35	Norio Kawakami (Kyoto University) “Topological Mott insulators ~ bulk and edge properties ~”
10:35 - 10:55	Coffee Break
Morning Session 2
(Chair: Z.-X. Shen)
10:55 - 11:25	Atsushi Fujimori (The University of Tokyo) “Electronic structure of new electron-doped and non-doped cuprate superconductors”
11:25 - 11:40	Shiro Sakai (RIKEN CEMS) “Hidden fermion connecting Mott physics and high-temperature superconductivity”
11:40 - 12:00	Fumitaka Kagawa (RIKEN CEMS) “Quenching of charge and spin degrees of freedom in condensed matter”
12:00 - 12:15	Akihiko Ikeda (ISSP, The University of Tokyo) “Quantum spin-crossover of correlated LaCoO₃”
12:15 - 12:20	Group Photo
12:20 - 13:45	Lunch Break
Poster Session
13:45 - 15:40	Program of Poster Session
15:40 - 15:45	Coffee Break
Afternoon Session 1
(Chair: N.P. Ong)
15:45 - 16:20	Zhi-Xun Shen (Stanford University) “ARPES and Time-domain experiments on FeSe/STO”
16:20 - 16:35	Junichi Shiogai (IMR, Tohoku University) “A universal relationship of superconducting transition temperature and Hall coefficient in etching‐induced superconductivity in FeSe electric double layer transistors”
16:35 - 16:50	Sunao Shimizu (RIKEN CEMS) “Thermoelectric transport in electrically-induced two dimensional systems”
16:50 - 17:10	Tetsuo Hanaguri (RIKEN CEMS) “STM study of superconductivity and nematicity in FeSe_1-xS_x”
17:10 - 17:30	Coffee Break
Afternoon Session 2
(Chair: N. Spaldin)
17:30 - 18:05	Mikhail Eremets (MPI Mainz) “High temperature conventional superconductivity”
18:05 - 18:25	Ryotaro Arita (RIKEN CEMS) “Post-Eliashberg study on high T_c superconductivity in sulfur hydrides”
Poster Award Ceremony
18:25 - 18:40	Poster Award Ceremony
Banquet
19:00 - 21:00	Banquet

Jan. 20 (Friday)

Morning Session 1
(Chair: A. Fujimori)
9:30 - 10:05	Bernhard Keimer (MPI Stuttgart) “Spin excitations and their decay in metal oxides”
10:05 - 10:35	Takasada Shibauchi (The University of Tokyo) “Nematic quantum criticality in FeSe_1-xS_x superconductors”
10:35 - 10:55	Coffee Break
Morning Session 2
(Chair: C. Felser)
10:55 - 11:30	Nicola Spaldin (ETH Zürich) “Ferroelectricity, multiferroism and superconductivity”
11:30 - 12:00	Tsuyoshi Kimura (Osaka University) “Multiple order parameters and their domain control by various perturbations in magnetoelectrics”
12:00 - 12:20	Taka-hisa Arima (RIKEN CEMS) “Electromagnons in multiferroic hexaferrites”
12:20 - 14:00	Lunch Break
Afternoon Session 1
(Chair: T. Shibauchi)
14:00 - 14:35	Claudia Felser (MPI Dresden) “Weyl semimetals in Heusler compounds”
14:35 - 15:05	Satoru Nakatsuji (ISSP, The University of Tokyo) “Anomalous transport in topological magnets”
15:05 - 15:20	Hiroshi Yasuoka (MPI Dresden) “Emergent Weyl fermion excitations in TaP and NbP explored by ⁹³Nb NMR and ¹⁸¹Ta NQR”
15:20 - 15:50	Coffee Break
Afternoon Session 2
(Chair: N. Kawakami)
15:50 - 16:20	Eiji Saitoh (IMR, Tohoku University) “Spinon and phonon spintronics”
16:20 - 16:40	Naoki Ogawa (RIKEN CEMS) “Photocurrent from surface states and Berry phase”
16:40 - 16:55	Masao Nakamura (RIKEN CEMS) “Shift current photovoltaic effect in a quasi-one-dimensional ferroelectric compound”
16:55 - 17:15	Naoto Nagaosa (RIKEN CEMS) “Nonlinear and nonreciprocal responses of noncentrosymmetric topological matters”
17:15 - 17:25	Closing

Poster Session

P01	Masaro Yoshida (The University of Tokyo) “Current-induced metastable phases in two-dimensional 1T-TaS₂ crystals”
P06	Akitoshi Nakano (Nagoya University) “Organization of the novel electric dipole arrangement in the excitonic insulator compounds”
P07	Vilmos Kocsis (RIKEN CEMS) “Electric and magnetic field controlled optical magnetoelectric memory effect”
P08	Daigorou Hirai (ISSP, The University of Tokyo) “"Visible" orbital state in an oxychloride”
P09	Michael Fraser (RIKEN CEMS) “Exciton-polariton dynamics in structured complex potentials”
P10	Satria Z. Bisri (RIKEN CEMS) “Thermoelectricity at the interface of colloidal quantum dot superlattice and electrolytes”
P11	Masaru Onga (QPEC, The University of Tokyo) “Experimental observation of the excitonic Hall effect”
P12	Yu Saito (The University of Tokyo) “Enhanced upper critical field and nonreciprocal charge transport in superconducting MoS₂”
P13	Manabu Kamitani (RIKEN CEMS ) “Pressure induced superconductivity in SnP with unusual valence state”
P14	Feng Qin (The University of Tokyo) “Chiral superconducting transport in WS₂ nanotube”
P15	Masafumi Horio (The University of Tokyo) “ARPES of the superconducting parent compound of the electron-doped cuprate Pr₂CuO₄”
P16	Keisuke Koshiishi (The University of Tokyo) “The electronic structure of BaFe₂As₂ in the electronic “nematic” phase revealed by angle-resolved photoemission ”
P17	Hideki Matsuoka (The University of Tokyo) “Gate-induced insulator-to-superconductor transition in electron-doped cuprate La_2-xCe_xCuO₄”
P18	Kenta Hagiwara (The University of Tokyo) “Energy gap of the superconducting PrFeAsO_1-y studied by ARPES”
P19	Tadashi Machida (RIKEN CEMS) “Bipartite electronic superstructures in the vortex core of Bi₂Sr₂CaCu₂O_8+δ”
P20	Yuhki Kohsaka (RIKEN CEMS) “Spin-orbit scattering visualized in quasiparticle interference”
P21	Katsuya Iwaya (RIKEN CEMS) “Superconducting states in topological surface states of β-PdBi₂”
P22	Taku Terashima (ISSP, The University of Tokyo) “The electronic state of the Kondo insulator YbB₁₂ in ultrahigh magnetic field”
P23	Markus Kriener (RIKEN CEMS) “Self-clustering of Mn ions and enhancement of the ferromagnetic Tc in polar (Ge,Mn)Te ”
P24	Yosuke Nonaka (The University of Tokyo) “Angle-dependent XMCD study of magnetite Fe₃O₄”
P25	Shota Koshikawa (The University of Tokyo) “Unidirectional electric transport in polar semiconductor BiTeBr”
P26	Alexander Mook (MPI Halle) “Magnon companion pieces to electronic topological materials: symmetry and transport”
P27	Hidefumi Takahashi (The University of Tokyo) “Pressure effect on superconductivity of the polar Weyl semimetal MoTe₂”
P28	Yusuke Araki (The University of Tokyo) “Magnetic and magnetoelectric properties in chiral polar magnet Ni₂InSbO₆”
P29	Yusuke Iguchi (The University of Tokyo) “Magnetoelectrical control of nonreciprocal microwave response in a multiferroic helimagnet”
P30	Takashi Kurumaji (RIKEN CEMS) “Optical magnetoelectric resonance in multiferroic Fe₂Mo₃O₈ with E・B term”
P31	Hiroe Shishikura (The University of Tokyo) “Correlation between electromagnon resonance and magnetic structures on helical magnet Ba₂Mg₂Fe₁₂O₂₂”
P32	Ryoji Masuda (The University of Tokyo) “Natural optical activity with electromagnons on helical magnet CuO”
P33	Kenichiro Hashimoto (IMR, Tohoku University) “Crystallization and vitrification of electrons in a geometrically-frustrated charge-ordered system”
P34	Masaaki Shimozawa (ISSP, The University of Tokyo) “Quantum spin liquid induced by entangled electron-proton degrees of freedom”
P35	Tomoyuki Yokouchi (The University of Tokyo) “Electrical magnetochiral effect induced by chiral spin fluctuations”
P36	Shogo Iguchi (The University of Tokyo) “E・B-type optical magnetoelectric effects with electromagnon resonances ”
P37	Rina Takagi (RIKEN CEMS) “Direct observation of Dzyaloshinskii-Moriya interaction in room-temperature chiral magnets”
P38	Kiyou Shibata (RIKEN CEMS) “Structural analysis of magnetic skyrmions and skyrmion lattice by electron holography”
P39	Daisuke Morikawa (RIKEN CEMS) “Heavy deformation of skyrmions in thin plate Co₈Zn₈Mn₄”
P40	Hiroshi Oike (RIKEN CEMS) “Topological stability and unwinding pathways of metastable skyrmion lattice”
P41	Yuri Fujima (The University of Tokyo) “Coexistence of cycloid and skyrmion lattice in a lacunar spinel GaV₄Se₈”
P42	Taro Nakajima (RIKEN CEMS) “Direct observation of quenched skyrmion state in MnSi by means of small angle neutron scattering”
P43	Masataka Kinoshita (The University of Tokyo) “Contrasting magnetic behaviors in Rh- and Ru-doped cubic perovskite SrFeO₃: nearly ferromagnetic metal vs. spin-glass insulator”
P44	Yuichi Yamasaki (QPEC, The University of Tokyo) “Dynamical process of skyrmion-helical magnetic transformation as probed by small-angle resonant soft x-ray scattering”
P45	Yukako Fujishiro (The University of Tokyo) “Thermoelectric effect in MnGe with a topological spin texture”
P46	Kosuke Karube (RIKEN CEMS) “Robustness and anisotropy of room temperature skyrmion crystal”
P47	Kenji Yasuda (The University of Tokyo) “Large unidirectional magnetoresistance in a magnetic topological insulator”
P48	Masataka Mogi (The University of Tokyo) “A magnetic heterostructure of topological insulators: a candidate for axion insulator”
P49	Zhendong Chi (The University of Tokyo) “Origin of enhanced magnetization in Co-substituted BiFeO₃ studied by x-ray magnetic circular dichroism”
P50	Kei S. Takahashi (RIKEN CEMS) “Polar metal phase in strained La-doped BaTiO₃ films”
P51	Yuki Ohuchi (The University of Tokyo) “Electric field control of anomalous and topological Hall effects in metallic bilayer thin films”
P52	Ryo Sasaki (The University of Tokyo) “Nonreciprocal propagation of surface acoustic wave in Ni/LiNbO₃”
P54	Minoru Kawamura (RIKEN CEMS) “Localization analysis of quantum anomalous Hall state in MBE-grown films of ferromagnetic topological insulator”
P55	Hidetoshi Masuda (The University of Tokyo) “Landau level splitting revealed by high-field interlayer magnetotransport in EuMnBi₂ with quasi-2D Dirac fermions”
P56	Yusuke Nakazawa (The University of Tokyo) “Thickness-dependent electronic structure and quantum transport of Cd₃As₂ thin films”
P57	Shinichi Nishihaya (The University of Tokyo) “Carrier control of Cd₃As₂ films by field effect and chemical doping”
P58	Masaki Uchida (The University of Tokyo) “Observation of quantum Hall effect in Cd₃As₂ thin films”
P59	Hishiro T. Hirose (ISSP, The University of Tokyo) “Magneto-transport on a single domain wall in all-in/all-out type antiferromagnetic order of Cd₂Os₂O₇”
P60	Jun Fujioka (The University of Tokyo) “Correlated Dirac semimetallic state with unusual positive magnetoresistance in strain-free perovskite SrIrO₃”
P61	Kou Takubo (ISSP, The University of Tokyo) “Spin-resolved photoemission study of Pyrochlore Iridate Pr₂Ir₂O₇”
P62	Yuichi Yokoyama (The University of Tokyo) “Resonant inelastic x-ray scattering study of epitaxial strain effects on spin states of Co ions in LaCoO₃ thin films”
P63	Ken Imura (Hiroshima University) “Disorder-induced topological transport in Weyl semimetals”
P65	Jun'ichi Ieda (JAEA) “Spinmotive forces in (anti-)ferromagnetic textures”
P66	Yuki Izaki (The University of Electro-Communications) “Analytic derivation for the Zeeman splitting in strongly spin-orbit coupled systems”
P67	Mitsuaki Owada (The University of Electro-Communications) “Magnetoresistance of bismuth by relativistic Boltzmann theory”
P68	Atsushi Ono (Tohoku University) “Optical suppression of electron motion in low-dimensional Hubbard model”
P69	Beom Hyun Kim (RIKEN) “From a quasimolecular band insulator to a relativistic J_eff=1/2 Mott insulator in a 4d or 5d based honeycomb system”
P70	Takanori Sugimoto (Tokyo University of Science) “Zero-modes of Majorana fermions in XYZ spin chain”
P71	Yusuke Sugita (The University of Tokyo) “Dirac cones and electron correlations in transition metal trichalcogenides”
P72	Owen Benton (RIKEN CEMS) “Spin liquids, ordered states and the things in between: a study of dipolar-octupolar magnets on the pyrochlore lattice”
P73	Naoya Arakawa (RIKEN CEMS) “Multiorbital effect leading to a 2D spin system on the 3D pyrochlore lattice”
P74	Michi-To Suzuki (RIKEN CEMS) “Cluster multipole theory for anomalous Hall effect in antiferromagnets”
P75	Masayuki Ochi (Osaka University) “First-principles band structure of correlated material obtained with a many-body wave function theory”
P76	Masayuki Ochi (Osaka University) “Strong correlation effects on the Sr₂RuO₄ surface: an LDA + DMFT analysis”
P77	Nayuta Takemori (RIKEN CEMS) “Thermopower of transition metal oxides with α-NaFeO₂ type structure”
P78	Shintaro Hoshino (RIKEN CEMS) “Spontaneous orbital-selective Mott transition and Jahn-Teller metal of A3C60”
P79	Yusuke Nomura (The University of Tokyo) “Enhancing superconductivity in A₃C₆₀ (A=K, Rb, Cs)”
P80	Akiko Kikkawa (RIKEN CEMS) “Crystal growth techniques in strong correlation physics division, CEMS”