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Evaluation of High Order Terms for the Hubbard Model in the Strong-coupling Limit
for the Hubbard Model High Order Terms the Strong-coupling Limit Strongly Correlated Electrons
2011/7/28
Evaluation of High Order Terms for the Hubbard Model in the Strong-coupling Limit.
Evaluation of High Order Terms for the Hubbard Model in the Strong-coupling Limit
High Order Terms the Hubbard Model Strong-coupling
2011/9/15
The ground-state energy of the Hubbard model on a Bethe lattice with infinite connectivity at half filling is calculated for the insulating phase. Using Kohn抯 transformation to derive an effective Ham...
We analyze the acoustic collective excitations in two- and three-dimensional binary Yukawa systems,consisting of two components with different masses. Theoretical analysis reveals a profound differenc...
Exploration of the phase structure of $SU(N_c)$ lattice gauge theory with many Wilson fermions at strong coupling
the phase structure Wilson fermions
2011/1/6
We explore aspects of the phase structure of SU(2) and SU(3) lattice gauge theories at strong coupling with many flavours $N_f$ of Wilson fermions in the fundamental representation, including the rele...
Two and three-point correlators of operators dual to folded string solutions at strong coupling
operators dual folded string solutions coupling
2010/12/24
A particular analytic continuation of classical string solutions having a single AdS_5 spin is considered. These solutions describe strings tunnelling from the boundary to the boundary of AdS_5. We us...
Strong coupling treatment of the polaronic system consisting of an impurity in a condensate
Other Bose-Einstein condensation phenomena
2010/11/18
The strong coupling treatment of the Fr¨ohlich-type polaronic system, based on a canonical
transformation and a standard Landau-Pekar type variational wave function, is applied to the
polaronic syst...
Quantum dot-cavity strong-coupling regime measured through coherent reflection spectroscopy in a very high-Q micropillar
Quantum dot-cavity strong-coupling regime coherent reflection spectroscopy high-Q micropillar
2010/11/18
We report on the coherent reflection spectroscopy of a high-quality factor micropillar, in the strong coupling regime with a single InGaAs annealed quantum dot. The absolute reflectivity measurement i...
Exploration of the phase structure of $SU(N_c)$ lattice gauge theory with many Wilson fermions at strong coupling
phase structure $SU(N_c)$ lattice gauge theory
2011/1/13
We explore aspects of the phase structure of SU(2) and SU(3) lattice gauge theories at strong
coupling with many flavours Nf of Wilson fermions in the fundamental representation, including
the relev...
Interactions of nanorod particles in the strong coupling regime
Interactions of nanorod particles strong coupling regime
2010/11/18
The plasmon coupling in a nanorod dimer obeys the exponential size dependence according to the Universal Plasmon Ruler Equation. However, it was shown recently that such a model does not hold at short...
Effective Polyakov-loop theory for pure Yang-Mills from strong coupling expansion
Effective Polyakov-loop theory pure Yang-Mills strong coupling expansion
2011/1/13
Lattice Yang-Mills theories at finite temperature can be mapped onto effective 3d spin systems,
thus facilitating their numerical investigation.
Normal state resistivity of Ba$_{1-x}$K$_x$Fe$_2$As$_2$: evidence for multiband strong-coupling behavior
Normal state resistivity multiband strong-coupling behavior
2010/11/19
We present theoretical analysis of the normal state resistivity in multiband superconductors in the framework of Eliashberg theory. The results are compared with measurements of the temperature depend...
Effective Polyakov-loop theory for pure Yang-Mills from strong coupling expansion
Effective Polyakov-loop theory Yang-Mills
2011/1/6
Lattice Yang-Mills theories at finite temperature can be mapped onto effective 3d spin systems, thus facilitating their numerical investigation. Using strong-coupling expansions we derive effective ac...
Strong coupling，charm- and bottom-quark masses from electron-positron annihilation
strong coupling quark masses
2010/5/7
The cross section for electron-positron annihilation into hadrons allows for a precise determination of the strong coupling constant and the charm- and bottom-quark masses. Recent theoretical and expe...
Study of spin sum rules (and the strong coupling constant at large distances)
Strong coupling constant QCD spin sum rules non-perturbative commensurate scale relations Schwinger-Dyson Lattice QCD AdS/CFT
2009/11/24
We present recent results from Jefferson Lab on sum rules related to the spin structure of the nucleon. We then discuss how the Bjorken sum rule with its connection to the Gerasimov-Drell-Hearn sum, a...
Confined Bipolarons in the Strong Coupling Limit
strong Coupling Limit bulk phonon approximation
2010/4/15
Within the framework of the strong-coupling polaron theory and the bulk phonon approximation we report the possibility and criteria in achieving stable bipolaron states in confined media. We use a sim...