Condensed Matter Theory Group

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

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Workshops

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2001 2002 2003 2004 2005 2006 2007 2008 2009 2010

Seminar in 2006

Speaker : (1) A. Toyama, (2) A. Ando
Date : Dec. 28 (Thu.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Effects of impurity substitution in high-Tc cuprates based on d-p model, (2) Effects of electron-lattice interaction on optical absorption in one-dimensional Mott insulator

Speaker : Prof. T. S. Kim (Seoul Univ.)
Date : Dec. 12 (Tue.) 13:30〜
Room : 2nd floor, IFCAM Bldg
Title : Inverse magnetoresistance in nanoscale magnetic tunnel junctions and carbon nanotubes

Speaker : Prof. B. Normand
Date : Dec. 6 (Wed.) 16:30〜
Room : 2nd floor, IFCAM Bldg
Title : High-dimensional fractionalisation and spinon deconfinement in pyrochlore antiferromagnets

Speaker : (1) Prof. N. Bulut, (2) Y. Tomoda
Date : Dec. 5 (Tue.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Long range ferromagnetic correlation between Anderson impurities in semiconductor host, (2) Spin-spin correlation in single magnetic impurity in semiconductor host

Speaker : Prof. T. Nagahama (AIST)
Date : Dec. 4 (Mon.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Magnetoresistance of quasi-magnetic tunnel junctions with EuS spin filter

Speaker : (1) Prof. J. Bonca (J. Stefan Inst. Slovenia), (2) S. A. Jafari
Date : Nov. 22 (Wed.) 16:30〜
Room : 2nd floor, IFCAM Bldg
Title :

Speaker : (1) A. Toyama, (2) A. Ando
Date : Nov. 6 (Mon.) 10:30〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Effects of impurity substitution in high-Tc cuprates based on d-p model, (2) Effects of electron-lattice interaction on optical absorption in one-dimensional Mott insulator

Speaker :(1) T. Taniguchi, (2) J. Ieda, (3) M. Ichimura
Date : Oct. 31 (Tue.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Suggestion of SMF system, (2) Exploring a spin-motive force in spin valve systems, (3) LLG simulation at finite temperature

Speaker : Prof. J. Bonca, S. Hikino
Date : Oct. 25 (Wed.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Discussion on odd frequency pairing

Speaker : Prof. J. Bonca (J. Stefan Inst. Slovenia)
Date : Oct. 19 (Thu.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Dynamic properties of the Shastry-Sutherland model at finite temperatures

Speaker : Dr. Jingyu Gan (Qinghua Univ, China) [甘 景玉 (清華大学)]
Date : Oct. 17 (Tue.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Gossamer superconductivity in the layered organic conductors k-(BEDT-TTF)2X

Speaker :
Date : Oct. 4 (Wed.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : JPS meeting report

Speaker : (1) Prof. J. Bonca (J. Stefan Inst. Slovenia) , (2) Prof. T. K. Lee (Academia Sinica, Taiwan)
Date : Oct. 3 (Tue.) 15:00〜
Room : 2nd floor, IFCAM Bldg
Title : (1) Correlation effects in conductance through quantum dots and molecules, (2) Recent progress toward understanding of high temperature superconductivity by studying t-J type models

Speaker : Dr. H. Imamura (AIST, Japan)
Date : Sep. 28 (Thu.) 10:30〜
Room : 2nd floor, IFCAM Bldg
Title : Spin accumulation and magnetoresistance in ferromagnetic nano-structures

Speaker : Dr. H. Yamase (Max Planck Inst. Stuttgart, Germany)
Date : Sep. 27 (Wed.) 15:00〜
Room : 2nd floor, IFCAM Bldg
Title : Theory of the in-plane anisotropy of magnetic excitations in YBCO

Speaker :
Date : Sep. 12 (Tue.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : JPS meeting rehearsal

Speaker : Dr. H. Matsueda (Tohoku Univ.)
Date : Sep. 7 (Thu.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Dynamics of charge-order/ferromagnetic metal transition by photoirradiation

Speaker :
Date : Aug. 30 (Wed.) 13:30〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Conference report

Speaker :
Date : Aug. 14 (Mon.) 13:00〜
Room : 2nd floor, IFCAM Bldg
Title : IFCAM workshop on spin currents

Speaker : Prof. H. Yasuoka (Japan Atomic Energy Agency)
Date : Aug. 8 (Tue.) 14:00〜
Room : 2nd floor, IFCAM Bldg
Title : Magnetism and superconductivity in actinoid compounds

Speaker : Dr. Y. Utsumi (RIKEN)
Date : Aug. 2 (Wed.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Full counting statistics in mesoscopic systems

Speaker : Prof. S. E. Barnes (Univ. Miami & IFCAM)
Date : Jul. 26 (Wed.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Spin electronics and the theory of magnetism

Speaker : Prof. S. G. Ovchinnikov (L.V. Kirensky Institute of Physics, Krasnoyarsk, Russia)
Date : Jul. 25 (Tue.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Electronic structure, effective Hamiltonian, magnetic and phonon pairing in high-Tc copper oxides in the regime of strong electron correlations

Speaker : Prof. S. E. Barnes (Univ. Miami & IFCAM)
Date : Jun. 28 (Wed.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Faraday's law, the Berry phase, and ferromagnetic materials

Speaker : (1) Prof. P. Horsch (Max-Planck-Institute FKF), (2) Prof. G. Khaliullin (Max-Planck-Institute FKF)
Date : Jun. 19 (Mon.) (1) 15:00〜, (2) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : (1) On the charge response of doped Mott-Hubbard insulators: Renormalization of phonons and dynamic stripes, (2) Unusual magnetic correlations in layered cobaltates

Speaker : (1) S. A. Jafari, (2) M. Ichimura
Date : Jun. 14 (Wed.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Nonlinear optical response of correlated electrons: DMFT formulation, (2) 3D simulation of spin accumulation

Speaker : (1) A. Ando, (2) S. A. Jafari, (3) S. Takahashi
Date : Jun. 1 (Thu.) 16:00〜
Room : Seminar room, 7th floor, 2nd Bldg
Title : (1) Overview of Iran: Condensed matter physics in progress, (2) Effect of phonon on optical conductivity in one-dimensional cuprates, (3) Josephson current through half-metalic ferromagnet

Speaker : (1) A. Toyama, (2) T. Tohyama, (3) M. Mori
Date : May 24 (Wed.) 17:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Study of an effective model of Zn-substitution in High-Tc superconductor: comparison of d-p model with Hubbard model, (2) Report on workshop at Stuttgart, (3) Temperature dependece of Josephson current in SC/FM/SC junction

Speaker : Prof. N. Nagaosa (Univ. Tokyo)
Date : May 19 (Fri.) 10:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Spintronics in insulators

Speaker : T. Taniguchi
Date : May 16 (Tue.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Correction on LLG equation

Speaker : K. Tanikawa
Date : May 11 (Thu.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Ferromagnetic interaction between Anderson impurities in semiconductors

Speaker : S. Takahashi, M. Mori, S. Hikino
Date : Apr. 26 (Wed.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Josephson effect in superconductor/half-metal/superconductor junction

Speaker : K. Yokoyama
Date : Apr. 19 (Wed.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Crossover between Tomonaga-Luttinger and Fermi liquids for quasi-one-dimensional Tomonaga-Luttinger model

Speaker :
Date : Apr. 6 (Thu.) 10:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : JPS meeting report

Speaker :
Date : Mar. 24 (Fre.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : JPS meeting rehearsal & APS report

Speaker : Prof. J. Martinek (IFCAM& Polish Academy of Sciences)
Date : Mar. 24 (Fre.) 11:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Kondo effect in single-molecule spintronic devices - II part (continuation)

Speaker : (1) T. Yamashita, (2) A. Ando, (3) A. Toyama
Date : Mar. 9 (Thu.) 15:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Research and life in France, (2) Effects of phonon for optical conductivity in one-dimensional Mott insulator, (3) Study on effective model for Zn substitution in high-Tc superconductor

Speaker : Prof. N. Bulut
Date : Mar. 1 (Wed.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : Eta-excitation of the negative-U Hubbard model

Speaker : Dr. Y. Asano (Hokkaido Univ.)
Date : Feb. 27 (Mon.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Anomalous Josephson effect in p-wave dirty junction

Speaker : Prof. J. A. Riera (Univ. of Rosario, Argentina )
Date : Feb. 22 (Wed.) 16:00〜
Room : 2nd floor, IFCAM Bldg
Title : Transport through quantum dots a DMRG approach

Speaker : T. Tohyama
Date : Jan. 24 (Tue.) 16:00〜
Room : Seminar room, 5th floor, 2nd Bldg
Title : (1) Symmetry of magnetic excitons in two-dimensional Mott insulators, (2) Doping dependence of optical conductivity in the triangle Hubbard lattice

Speaker : Prof. J. Martinek (IFCAM& Polish Academy of Sciences)
Date : Jan. 20 (Fri.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Kondo effect in single-molecule spintronic devices

Speaker : Prof. Jin (IFCAM)
Date : Jan. 18 (Wed.) 10:30〜
Room : 2nd floor, IFCAM Bldg
Title : Nanomagnetism on artificially made single crystalline substrates

Speaker : J. Ieda
Date : Jan. 13 (Fri.) 16:00〜
Room : Seminar room, 6th floor, 2nd Bldg
Title : Spin accumlation and resistance due to a domain wall

Speaker : Prof. T. Martin (Universite de la Mediterranee, France)
Date : Jan. 10 (Tue.) 16:00〜
Room : Room I, 2nd floor, COE Bldg
Title : Measuring noise and noise cross correlations at finite frequencies
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