Open Problems in Strongly Correlated Electron Systems -

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Résumé :
Summary of ARPES Results on the Pseudogap in Bi2Sr2CaCu2O8+?.- On the Breakdown of Landau-Fermi Liquid Theory in the Cuprates.- Metal-Insulator Transition and Many-body Band Structure of the Hubbard Model.- Spectral Properties of Underdoped Cuprates.- High Resolution Fermi Surface Mapping of Pb-doped Bi-2212.- Single Particle Excitations in the t-J Model.- Magnetic Resonance Peak and Nonmagnetic Impurities.- Pseudogap and Kinetic Pairing Under Critical Differentiation of Electrons in Cuprate Superconductors.- Density Response of Cuprates and Renormalization of Breathing Phonons.- Phase Diagram of Spin Ladder Models and the Topology of Short Range Valence Bonds.- Diagrammatic Theory Of Anderson Impurity Models: Fermi and Non-Fermi Liquid Behavior.- s+d Mixing in Cuprates: Strong electron correlations*and superconducting gap symmetry.- Fermi Surface, Pseudogaps and Dynamical Stripes in*LA2xSRxCUO4.- Stripes and Nodal Fermions as Two Sides of the Same Coin.- DMRG Studies of Stripes and Pairing in the t-J Model.- Coexistence of Charge and Spin-Peierls Orders in the 1/4-filled*Ladder NaV2O5.- Normal State Properties of Cuprates: t-J Model vs.*Experiment.- Stability of d-wave Superconductivity in the t-J Model.- A New Simulation Method for Infinite Size Lattices.- Universality in 2-D Quantum Heisenberg Antiferromagnets.- Stripes and Pairing in the v = 5/2 Quantum Hall Effect.- Theory of Manganites: The Key Role of Phase Segregation.- Magnetic and Orbital Ordering in Manganites.- Orbital Dynamics: The Origin of Anomalous Magnon*Softemng in Ferromagnetic Manganites.- Field Induced Metal-Insulator Transition in (Pr:Ca:Sr)MnO3.- Triplet Pairing via Local Exchange in Correlated Systems.- Dimensional Crossover, Electronic Confinement and Charge*Localization in Organic Metals.-Drude Weight, Integrable Systems and the Reactive Hall*Constant.- Inhomogeneous Luttinger Liquids: Power-Laws and Energy*Scales.- Nodal Liquids and Duality.- Spin-Charge Separation in the Sr2CuO3 and SrCuO2 Chain*Materials.- Frustrated Quantum Ising Model and Charged Kinks.- Ergodic Properties of Quantum Spin Chains: Kicked*Transverse Ising Model.- Strongly Correlated Electrons: A Dynamical Mean Field*Perspective.- d-wave Pairing in the Strong-coupling 2D Hubbard Model.- Studies of the Mott-Hubbard Transition in One and Infinite*Dimensions.- Quantum Critical Behavior of Correlated Electrons: Resonant*States.- Theory of Valence Transitions in Ytterbium-based Compounds.- Strong Electronic Correlations and Low Energy Scales.- Non-magnetic Mott Insulator Phase and Anomalous*Conducting States in Barium Vanadium Trisulphide.- Low-Energy Excitations in Anisotropie Spin-Orbital Model.- Dynamical Mean-Field Selfconsistency Relation for Multiband*Systems.- Superfluidity in Fermi-Systems with Repulsion.- Dynamic Jahn-Teller Effect and Distortional Disorder in*Manganites.- Diagrammatic Theory of the Anderson Impurity Model with*Finite Coulomb Interaction.- Magnetotransport of the Cuprates in the Quantum Critical*Point Scenario.- Interplay Between Electron Correlations and Electron-Phonon*Interaction in the Cuprates.- Superconductivity in Disordered Sr2RuO4.- Fine Electronic Structure and Magnetism of LaMnO3 and*LaCoO3.- Anomalies in the Conduction Edge of Quantum Wires.- Underdoped Region of the 2D t-J Model.- Lattice Fermions with Optimized Wave Functions:*Exact Results.- Entropy Saturation and the Brinkmann-Rice Transition in a*Random-Tiling Model.- Diamagnetic Properties of Doped Antiferromagnets.- Group Photo....

Sommaire:
Preface. Part I: Cuprates: Fermi Surface and Spectral Functions. Summary of ARPES Results on the Pseudogap in Bi2Sr2CaCu2O8+delta; J.C. Campuzano, M. Randeria. On the Breakdown of Landau-Fermi Liquid Theory in the Cuprates; C. Honerkamp, et al. Metal-Insulator Transition and Many-body Band Structure of the Hubbard Model; R. Eder, et al. Spectral Properties of Underdoped Cuprates; A. Ramsak, et al. High Resolution Fermi Surface Mapping of Pb-doped Bi-2212; S.V. Borisenko, et al. Single Particle Excitations in the t-J Model; M. Brunner, et al. Part II: Cuprates: Spin and Charge Fluctuations. Magnetic Resonance Peak and Nonmagnetic Impurities; Y. Sidis, et al. Pseudogap and Kinetic Pairing Under Critical Differentiation of Electrons in Cuprate Superconductors; M. Imada, S. Onoda. Density Response of Cuprates and Renormalization of Breathing Phonons; P. Horsch, G. Khaliullin. Phase Diagram of Spin Ladder Models and the Topology of Short Range Valence Bonds; J. S?lyom. Diagrammatic Theory of Anderson Impurity Models: Fermi and Non-Fermi Liquid Behavior; J. Kroha, P. W?lfle. s+d Mixing in Cuprates: Strong electron correlations and superconducting gap symmetry; N.M. Plakida, V.S. Oudovenko. Part III: Cuprates: Stripe and Charge Ordering. Fermi Surface, Pseudogaps and Dynamical Stripes in LA2-xSRxCUO4; A. Fujimori, et al. Stripes and Nodal Fermions as Two Sides of the Same Coin; J. Zaanen, Z. Nussinov. DMRG Studies of Stripes and Pairing in the t-J Model; S.R. White, D.J. Scalapino. Coexistence of Charge and Spin-Peierls Orders in the 1/4-filled Ladder NaV2O5; D. Poilblanc, J. Riera.Part IV: Cuprates: Numerical Methods and Quantum Hall Effect. Normal State Properties of Cuprates: t-J Model vs. Experiment; P. Prelovšek. Stability of d-wave Superconductivity in the t-J Model; F. Becca, et al. A New Simulation Method for Infinite Size Lattices; H.G. Evertz, W. von der Linden. Universality in 2-D Quantum Heisenberg Antiferromagnets; M. Troyer. Stripes and Pairing in the &ugr; = 5/2 Quantum Hall Effect; F.D.M. Haldane. Part V: Manganites, Orbital Degeneracy. Theory of Manganites: The Key Role of Phase Segregation; E. Dagotto, et al. Magnetic and Orbital Ordering in Manganites; A.M. Oleś, L.F. Feiner. Orbital Dynamics: The Origin of Anomalous Magnon Softening in Ferromagnetic Manganites; G. Khaliullin, R. Kilian. Field Induced Metal-Insulator Transition in (Pr:Ca:Sr)MnO3; J. Hemberger, et al. Triplet Pairing via Local Exchange in Correlated Systems; J. Spałek. Part VI: Low Dimensional Systems and Transport. Dimensional Crossover, Electronic Confinement and Charge Localization in Organic Metals; G. Mih?ly, et al. Drude Weight, Integrable Systems and the Reactive Hall Constant; X. Zotos, et al. Inhomogeneous Luttinger Liquids: Power-Laws and Energy Scales; V. Meden, et al. Nodal Liquids and Duality; N.E. Mavromatos, S. Sarkar. Spin-Charge Separation in the Sr2 CuO3 and SrCuO2 Chain Materials; K. Penc, W. Stephan. Frustrated Quantum Ising Model and Charged Kinks; M.V. Mostovoy, et al. Ergodic Properties of Quantum Spin Chains: Kicked Transverse Ising Model; T. Prosen. Part VII: Mott-Hubbard Transition,