Condensed Matter Theory Group

Advanced Science Research Center, Japan Atomic Energy Agency, Tokai, Ibaraki 319-1195, Japan

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Seminar in 2003

Speaker : Prof. G. Khaliullin (IFCAM & Max-Planck-Institut FKF)
Date : Dec. 26 (Fri.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Quantum orbital physics in titanates

Speaker : Prof. Y. Iwasa (IMR)
Date : Dec. 25 (Thu.) 17:00〜
Room : 2nd floor, IFCAM Bldg
Title : Functionalization of Carbon Nanostructures Assembled with Organic Molecules

Speaker : I. Y. Inoue, II. K. Murata
Date : Dec. 17 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : I. Numerical exact-diagonalization study on optical conductivity of 2-dimensional Hubbard model, II. Electronic states of CoO2 layer (part 2)

Speaker : Prof. H. Takayanagi (NTT Basic Research Lab., IMR)
Date : Dec. 10 (Wed.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Updated Theory and Experiments of Proximity Effect

Speaker : Dr. Y-J. Kim (Brookhaven National Lab.)
Date : Dec. 9 (Tue.) 11:00〜
Room : 2nd floor, IFCAM Bldg
Title : Resonant inelastic x-ray scattering study of electronic excitations in cuprates

Speaker : Prof. S. Iwai (Tohoku Univ.)
Date : Dec. 2 (Tue.) 17:00〜
Room : 2nd floor, IFCAM Bldg
Title : Ultra-fast dyanamics of photo-excited states in Mott insulator

Speaker : I. K. Tanigawa, II. H. Yamamoto
Date : Nov. 19 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : I. Josephson effect in nano-structure with ferromagnet, II. Theory of RIXS on Cu L-edge in cuprates

Speaker : Prof. H. Fukuyama (IMR)
Date : Nov. 14 (Fri.) 17:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Conducting Molecular Solids

Speaker : H. Matsueda
Date : Nov. 12 (Wed.) 17:00〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Dynamical DMRG study on optical response in one-dimensional strongly correlated electron systems

Speaker : Prof. H. Keller (Universitaet Zuerich-Irchel)
Date : Oct. 30 (Thu.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Unconventional isotope effects in high-temperature cuprate superconductors

Speaker : Prof. P. M. Levy (New York Univ.)
Date : Oct. 28 (Tue.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Conveying the basic concepts of electron transport in magnetic media to different audiences

Speaker : Prof. G. Khaliullin (IFCAM & Max-Planck-Institut FKF)
Date : Oct. 24 (Fri.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Orbital peierls state in cubic vanadates

Speaker : Prof. H. Takayanagi (NTT Basic Research Lab., IMR)
Date : Oct. 23 (Thu.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Readout of the Qubit state with a DC-SQUID

Speaker : Prof. P. M. Levy (New York Univ.)
Date : Oct. 22 (Wed.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Transverse spin currents in noncollinear magnetic multilayers

Speaker : Prof. M. Kawasaki (IMR), Prof. K. Yamada (IMR)
Date : Oct. 16 (Thu.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Recent progress in the study of transition metal oxides

Speaker : I. K. Tanigawa, II. H. Yamamoto
Date : Sep. 30 (Tue.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : I. Theory of 2-lead Josephson junction, II. Theory of RIXS on Cu L-edge in two dimensional insulating cuprate

Speaker :
Date : Sep. 24 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : JPS Meeting report, MC1 seminar

Speaker :
Date : Sep. 18 (Thu.) 16:30〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : JPS Meeting rehearsal

Speaker :
Date : Sep. 16 (Tue.) 13:30〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : JPS Meeting rehearsal

Speaker : Prof. S. E. Barnes (IFCAM & Univ. of Miami)
Date : Sep. 9 (Tue.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Current induced domain wall motion in ferromagnetic wires

Speaker : Dr. T. Taniyama (Tokyo Inst. Tech.)
Date : Sep. 5 (Fri.) 13:30〜
Room : 2nd floor, IMR Prefab Bldg
Title : Spin injection into Kondo alloy by magnetic quantum wire

Speaker : Dr. Y. Asano (Hokkaido Univ.)
Date : Sep. 4 (Thu.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Tunnel conductance in normal-conductor/high-temperature-superconductor junction

Speaker : Cancelled
Date : Sep. 2 (Tue.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title :

Speaker : Dr. Igor Zutic (Dept. of Phys., Univ. of Maryland at College Park)
Date : Aug. 25 (Mon.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Spin dependent transport in magnetic p-n junctions

Speaker : Dr. Jan Martinek (Inst. of Mol. Phys., Polish Academy of Sciences)
Date : Aug. 25 (Mon.) 14:30〜
Room : 2nd floor, IMR Prefab Bldg
Title : Interaction-driven spin precession in quantum-dot spin valves

Speaker: Prof. A. Oguri (Osaka City Univ.)
Date : Aug. 25 (Mon.) 13:30〜
Room : 2nd floor, IMR Prefab Bldg
Title : Transmission probability for interacting electrons: from formulation to NRG calculations

Speaker : I. K. Tanigawa, II. H. Yamamoto
Date : Jul. 17 (Thu.) 13:30〜
Room : 2nd floor, IMR Prefab Bldg
Title : I. 2D 2 lead Josephson junction, II. Theory of RIXS on Cu L-edge in 2 dimensional insulating cuprate

Speaker : Prof. S. E. Barnes (IFCAM & Univ. of Miami)
Date : Jul. 16 (Wed.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Spinons, holons and flux tubes in highly correlated electrons systems - reality or myth?

Speaker : M. Ichimura
Date : Jul. 8 (Tue.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Geometrical effect in spin current

Speaker : M. Mori
Date : Jul. 2 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Density matrix renormalization group study on charge density wave in CuO-chain

Speaker : S. Takahashi
Date : Jun. 25 (Wed.) 13:30〜
Room : 2nd floor, IMR Prefab Bldg
Title : Cross Andreev reflection in nano-structure with 2 contacts to d-wave superconductor

Speaker : W. Koshibae
Date : Jun. 18 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Superconductivity in two-dimensional CoO2 layer

Speaker : H. Matsueda
Date : Jun. 11 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Electron-phonon interaction under strong electronic correlation

Speaker : Prof. H. Yokoyama (Tohoku University)
Date : Jun. 5 (Thu.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Crossover in superconducting mechanism and coherence driven by kinetic energy in two-dimensional Hubbard model

Speaker : I. H. Yamamoto, II. K. Tanigawa
Date : May 21 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : I. L-edge of cuprates, theoretical study on resonant inelastic X-ray scattering, I. Study on superconductor/ferromagnet point contact 2

Speaker : W. Koshibae
Date : May 14 (Wed.) 13:30〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Effects of spin and orbital on thermopower in strongly correlated electron systems

Speaker : H. Onodera
Date : May 7 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Temperature dependence and excited states of optical absorption in Mott insulator

Speaker : Prof. Y. Tanaka (Nagoya University)
Date : May 1 (Thu.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Theory of transport phenomena in mesoscopic-superconducting junction

Speaker : M. Mori
Date : Apr. 30 (Wed.) 15:45〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : Quantum Monte Carlo study on charge density wave in one-dimensional electron systems

Speaker : Dr. S. Yunoki (SISSA)
Date : Apr. 23 (Wed.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Superconductivity in 2-dimensional t-J model: a role of the second nearest neighbor hopping

Speaker : I. H. Yamamoto, II. K. Tanigawa
Date : Apr. 16 (Wed.) 13:00〜
Room : Seminar room, 5th floor, IMR 2nd Bldg
Title : I. Numerical study on resonant inelastic X-ray scattering, II. Study on superconductor/ferromagnet point contact

Speaker : Prof. R. Laughlin (Stanford University)
Date : Apr. 8 (Tue.) 16:00〜
Room : Auditorium, IMR 2nd Bldg
Title : Gossamer superconductivity

Speaker : Prof. Y. J. Uemura (IFCAM, IMR & Columbia University)
Date : Mar. 27 (Thu.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : MuSR studies on strongly correlated electron systems:
A. HTSC and other exotic superconductors: I. Microscopic heterogeneity. II. Pseudogap and condensation.
B. Frustrated and/or low dimensional spin systems.

Speaker : Prof. Karlo. Penc (Research Institute for Solid State Physics and Optics, Hungary)
Date : Mar. 25 (Tue.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : The physics of SU(4) Heisenberg models

Speaker : Dr. H. Kishida (Tokyo University)
Date : Mar. 19 (Wed.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Nonlinear optical response of strongly correlated electron systems in low dimension

Speaker : I. Dr. Igor Zutic (Dept. of Phys., Univ. of Maryland at College Park), II. Dr. Jan Martinek (Inst. of Mol. Phys., Polish Academy of Sciences)
Date : Mar. 13 (Thu.) 14:00〜
Room : N308, 1st Bldg, Research Institute of Electrical Communication
Title : I. Bipolar Spintronics, II. Nature of the Kondo effect in the presence of the itinerant electron magnetism

Speaker : Prof. A. Vasil'ev (Moscow State Univ.)
Date : Mar. 4 (Tue.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : I. Pyroxenes-new family of low-dimensional metal oxides, (Li,Na)T(Si,Ge)2O6, (T=Ti, V, Cr), II. Phase separation aspect in electron doped manganites, Ca1-x-ySmxNdyMnO3

Speaker : Dr. H. Matsueda (Tohoku Univ.)
Date : Feb. 27 (Thu.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title :

Speaker : Prof. J. A. Riera (IFCAM, IMR & University of Rosario)
Date : Feb. 26 (Wed.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Numerical studies on antiferromagnetism and superconductivity

Speaker : Prof. Y. J. Uemura (IFCAM, IMR & Columbia University)
Date : Feb. 25 (Tue.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : MuSR studies on strongly correlated electron systems:
A. HTSC and other exotic superconductors: I. Microscopic heterogeneity. II. Pseudogap and condensation.
B. Frustrated and/or low dimensional spin systems.

Speaker : Dr. A. Tsuruta (Nagoya Univ.)
Date : Feb. 21 (Fri.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Coherent- and incoherent states in the d-p model

Speaker : T. Yamashita
Date : Feb. 19 (Wed.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Theory of cross-Andreev reflection in Ferromagnet/Superconductor/Ferromagnet

Speaker : Prof. Y. J. Uemura (IFCAM, IMR & Columbia University)
Date : Feb. 4 (Tue.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : MuSR studies on strongly correlated electron systems:
A. HTSC and other exotic superconductors: I. Microscopic heterogeneity. II. Pseudogap and condensation.
B. Frustrated and/or low dimensional spin systems.

Speaker : Prof. A. Liebsch (Research Center Juelich, Germany)
Date : Feb. 3 (Mon.) 14:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : Quasi-particle spectra of perovskites: Enhanced Coulomb correlations at surfaces

Speaker : Prof. J. A. Riera (IFCAM, IMR)
Date : Jan. I. 20 (Mon.) 10:30〜, II. 22 (Wed.) 10:30〜, III. 24 (Fri.) 10:30〜
Room : Seminar room, 7th floor, IMR 2nd Bldg
Title : Introduction to Monte Carlo Method

Speaker : Prof. S. E. BARNES (Univ. of Miami)
Date : Jan. 21 (Tue.) 16:00〜
Room : 2nd floor, IMR Prefab Bldg
Title : The formation of hole rich regions in undoped cuprate superconductors

Speaker :
Date : Jan. 15 (Wed.) 15:45〜
Room : Cancelled
Title :
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