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000007686 084__ $$2WoS$$aPhysics, Condensed Matter
000007686 1001_ $$0P:(DE-Juel1)VDB941$$aLiebsch, A.$$b0$$uFZJ
000007686 245__ $$aFinite-temperature exact diagonalization cluster dynamical mean-field study of the two-dimensional Hubbard model: Pseudogap, non-Fermi-liquid behavior, and particle-hole asymmetry
000007686 260__ $$aCollege Park, Md.$$bAPS$$c2009
000007686 300__ $$a165126
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000007686 440_0 $$04919$$aPhysical Review B$$v80$$x1098-0121$$y16
000007686 500__ $$aN.- H. T. is supported by the Alexander von Humboldt Foundation. The computational work was carried out on the Julich JUMP.
000007686 520__ $$aThe effect of doping in the two-dimensional Hubbard model is studied within finite-temperature exact diagonalization combined with cluster dynamical mean-field theory. By employing a mixed basis involving cluster sites and bath molecular orbitals for the projection of the lattice Green's function onto 2 x 2 clusters, a considerably more accurate description of the low-frequency properties of the self-energy is achieved than in a pure site picture. To evaluate the phase diagram, the transition from Fermi-liquid to non-Fermi-liquid behavior for decreasing hole doping is studied as a function of Coulomb energy, next-nearest-neighbor hopping, and temperature. The self-energy component Sigma(X) associated with X=(pi, 0) is shown to develop a collective mode above E-F, whose energy and strength exhibits a distinct dispersion with doping. This low-energy excitation gives rise to non-Fermi-liquid behavior as the hole doping decreases below a critical value delta(c), and to an increasing particle-hole asymmetry, in agreement with recent photoemission data. This behavior is consistent with the removal of spectral weight from electron states above EF and the opening of a pseudogap, which increases with decreasing doping. The phase diagram reveals that delta(c) approximate to 0.15... 0.20 for various system parameters. For electron doping, the collective mode of Sigma(X)(omega) and the concomitant pseudogap are located below the Fermi energy, which is consistent with the removal of spectral weight from the hole states just below E-F. The critical doping, which marks the onset of non-Fermi-liquid behavior, is systematically smaller than for hole doping.
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000007686 7001_ $$0P:(DE-HGF)0$$aTong, N.-H.$$b1
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000007686 8567_ $$uhttp://dx.doi.org/10.1103/PhysRevB.80.165126
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000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.58.2790
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1126/science.235.4793.1196
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.80.2193
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1038/31177
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.83.3538
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.62.6721
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.63.094503
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.63.035109
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.92.037006
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.96.086407
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.73.174501
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.98.237001
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/RevModPhys.75.913
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1038/nphys894
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1016/j.aop.2009.02.004
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/0034-4885/72/3/036501
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.62.324
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1007/BF01311397
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.45.6479
000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.69.168
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000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/RevModPhys.68.13
000007686 999C5 $$1K. Held$$2Crossref$$9-- missing cx lookup --$$a10.1080/00018730701619647$$p829 -$$tAdv. Phys.$$v56$$y2007
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000007686 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.100.046402
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000007686 999C5 $$1R. B. Lehoucq$$2Crossref$$oR. B. Lehoucq ARPACK Users’ Guide 1997$$tARPACK Users’ Guide$$y1997
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