Journal of Statistical Mechanics: Theory and Experiment, ISSN 1742-5468, 12/2011, Volume 2011, Issue 12, p. P12014

We observe the effect of non-zero magnetization m on the superconducting ground state of the one-dimensional Hubbard model with off-diagonal Coulomb repulsion...

density matrix renormalization group calculations | correlation functions (theory) | phase diagrams (theory) | Hubbard model (theory) | TRANSITION | CHAIN | MECHANICS | SUPERCONDUCTIVITY | BOND-CHARGE INTERACTION | FIELD | PHYSICS, MATHEMATICAL | PHASE-DIAGRAM

density matrix renormalization group calculations | correlation functions (theory) | phase diagrams (theory) | Hubbard model (theory) | TRANSITION | CHAIN | MECHANICS | SUPERCONDUCTIVITY | BOND-CHARGE INTERACTION | FIELD | PHYSICS, MATHEMATICAL | PHASE-DIAGRAM

Journal Article

Reports on Progress in Physics, ISSN 0034-4885, 06/2015, Volume 78, Issue 6, pp. 066001 - 47

Originally, the Hubbard model was derived for describing the behavior of strongly correlated electrons in solids. However, for over a decade now, variations of...

Optical lattices | Ultracold atoms | Hubbard model | NOBEL LECTURE | PHYSICS, MULTIDISCIPLINARY | optical lattices | NEAREST-NEIGHBOR | BOSE-EINSTEIN CONDENSATION | DISCRETE SOLITONS | WANNIER FUNCTIONS | QUANTUM PHASE-TRANSITION | ultracold atoms | MOTT INSULATOR | ATOMS | MANY-BODY PHYSICS | BOND-CHARGE REPULSION | Dressing | Origins | Approximation | Refining | Mathematical analysis | Bloch band | Standards

Optical lattices | Ultracold atoms | Hubbard model | NOBEL LECTURE | PHYSICS, MULTIDISCIPLINARY | optical lattices | NEAREST-NEIGHBOR | BOSE-EINSTEIN CONDENSATION | DISCRETE SOLITONS | WANNIER FUNCTIONS | QUANTUM PHASE-TRANSITION | ultracold atoms | MOTT INSULATOR | ATOMS | MANY-BODY PHYSICS | BOND-CHARGE REPULSION | Dressing | Origins | Approximation | Refining | Mathematical analysis | Bloch band | Standards

Journal Article

New Journal of Physics, ISSN 1367-2630, 12/2017, Volume 19, Issue 12, p. 123008

The experimental realization of time-dependent ultracold lattice systems has paved the way towards the implementation of new Hubbard-like Hamiltonians. We show...

dipolar fermions | Hubbard model | density matrix renormalization group calculations | phase diagram | string order | correlated hoppin | ORDER | EXTENDED HUBBARD-MODEL | PHYSICS, MULTIDISCIPLINARY | GAS | BOND-CHARGE REPULSION | PHASE-DIAGRAM | correlated hopping | Magnetism

dipolar fermions | Hubbard model | density matrix renormalization group calculations | phase diagram | string order | correlated hoppin | ORDER | EXTENDED HUBBARD-MODEL | PHYSICS, MULTIDISCIPLINARY | GAS | BOND-CHARGE REPULSION | PHASE-DIAGRAM | correlated hopping | Magnetism

Journal Article

New Journal of Physics, ISSN 1367-2630, 10/2015, Volume 17, Issue 10, p. 103021

We introduce a scheme that combines photon-assisted tunneling (PAT) by a moving optical lattice with strong Hubbard interactions, and allows for the quantum...

ultracold atoms in optical lattices | quantum simulation | strongly correlated systems | ultracold gases | periodically driven systems | EXTENDED HUBBARD-MODEL | SUPERCONDUCTIVITY | ULTRACOLD ATOMS | GROUND-STATE | PHYSICS, MULTIDISCIPLINARY | COLD ATOMS | ARTIFICIAL MAGNETIC-FIELDS | MOTT INSULATOR | SINGLE-HOLE | BOND-CHARGE REPULSION | PHASE-DIAGRAM | Electrons | Optical lattices | Phase diagrams | Computer simulation | Accessibility | Tunneling | Magnetic fields | Gages | Gauges

ultracold atoms in optical lattices | quantum simulation | strongly correlated systems | ultracold gases | periodically driven systems | EXTENDED HUBBARD-MODEL | SUPERCONDUCTIVITY | ULTRACOLD ATOMS | GROUND-STATE | PHYSICS, MULTIDISCIPLINARY | COLD ATOMS | ARTIFICIAL MAGNETIC-FIELDS | MOTT INSULATOR | SINGLE-HOLE | BOND-CHARGE REPULSION | PHASE-DIAGRAM | Electrons | Optical lattices | Phase diagrams | Computer simulation | Accessibility | Tunneling | Magnetic fields | Gages | Gauges

Journal Article

Advances in Physics, ISSN 0001-8732, 09/1998, Volume 47, Issue 5, pp. 599 - 942

The ordinary single-channel Kondo model consists of one or more spin-½ local moments interacting antiferromagnetically with conduction electrons in a metal....

PHYSICS, CONDENSED MATTER | EXTENDED HUBBARD-MODEL | DEGENERATE ANDERSON MODEL | NON-FERMI-LIQUID | CONSISTENT PERTURBATION-THEORY | LARGE-N EXPANSION | COUPLED QUANTUM DOTS | LOW-TEMPERATURE PROPERTIES | NUMERICAL RENORMALIZATION-GROUP | BOND-CHARGE REPULSION | 2-LEVEL TUNNELING SYSTEMS

PHYSICS, CONDENSED MATTER | EXTENDED HUBBARD-MODEL | DEGENERATE ANDERSON MODEL | NON-FERMI-LIQUID | CONSISTENT PERTURBATION-THEORY | LARGE-N EXPANSION | COUPLED QUANTUM DOTS | LOW-TEMPERATURE PROPERTIES | NUMERICAL RENORMALIZATION-GROUP | BOND-CHARGE REPULSION | 2-LEVEL TUNNELING SYSTEMS

Journal Article

Physical Review Letters, ISSN 0031-9007, 11/2007, Volume 99, Issue 20, p. 206401

We determine the quantum phase diagram of the one-dimensional Hubbard model with bond-charge interaction X in addition to the usual Coulomb repulsion U > 0 at...

REPULSION | STATE | PHYSICS, MULTIDISCIPLINARY | RENORMALIZATION

REPULSION | STATE | PHYSICS, MULTIDISCIPLINARY | RENORMALIZATION

Journal Article

Nuclear Physics, Section B, ISSN 0550-3213, 2011, Volume 843, Issue 3, pp. 767 - 783

Using quantum field theory and bosonization, we determine the quantum phase diagram of the one-dimensional Hubbard model with bond-charge interaction in...

Hubbard model | Correlated hopping | Operator product expansion | Bond-charge interaction | Renormalization group | LOCALIZATION | SUPERCONDUCTIVITY | ELECTRONS | CORRELATED-HOPPING INTERACTION | FERMIONS | STATE | ONE-DIMENSION | REPULSION | SYSTEMS | CHAINS | PHYSICS, PARTICLES & FIELDS | Physics - Strongly Correlated Electrons

Hubbard model | Correlated hopping | Operator product expansion | Bond-charge interaction | Renormalization group | LOCALIZATION | SUPERCONDUCTIVITY | ELECTRONS | CORRELATED-HOPPING INTERACTION | FERMIONS | STATE | ONE-DIMENSION | REPULSION | SYSTEMS | CHAINS | PHYSICS, PARTICLES & FIELDS | Physics - Strongly Correlated Electrons

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 10/2008, Volume 78, Issue 4

We investigate the dynamics of Rydberg electrons excited from the ground state of ultracold atoms trapped in an optical lattice. We first consider a lattice...

STATES | HOLE SUPERCONDUCTIVITY | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | ORBITALS | OPTICS | MOLECULAR INTEGRALS | HUBBARD-MODEL | BOND-CHARGE REPULSION | ULTRACOLD ATOMIC GASES

STATES | HOLE SUPERCONDUCTIVITY | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | ORBITALS | OPTICS | MOLECULAR INTEGRALS | HUBBARD-MODEL | BOND-CHARGE REPULSION | ULTRACOLD ATOMIC GASES

Journal Article

Modern Physics Letters B, ISSN 0217-9849, 03/2012, Volume 26, Issue 7, p. 1150044

By using the field-theoretical techniques combining bosonization with renormalization group, we study a one-dimensional (1D) model of interacting electrons...

TRIPLET SUPERCONDUCTIVITY | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | Phase diagram | extended Hubbard model | STATE | U-J MODEL | PHYSICS, MATHEMATICAL | ANISOTROPY | TRANSITION | BOND-CHARGE INTERACTION | ITINERANT-ELECTRON SYSTEM | FERMI GAS | REPULSION | renormalization group | correlated-hopping | PHASE-DIAGRAM | bosonization | Superconductors | Analysis

TRIPLET SUPERCONDUCTIVITY | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | Phase diagram | extended Hubbard model | STATE | U-J MODEL | PHYSICS, MATHEMATICAL | ANISOTROPY | TRANSITION | BOND-CHARGE INTERACTION | ITINERANT-ELECTRON SYSTEM | FERMI GAS | REPULSION | renormalization group | correlated-hopping | PHASE-DIAGRAM | bosonization | Superconductors | Analysis

Journal Article

INTERNATIONAL JOURNAL OF MODERN PHYSICS B, ISSN 0217-9792, 06/2009, Volume 23, Issue 14, pp. 3035 - 3057

In recent work, we discussed the difference between electrons and holes in energy band in solids from a many-particle point of view, originating in the...

PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | MIXED-STATE | LONDON MOMENT | DIATOMIC MOLECULE | SUM-RULE | HIGH-TC OXIDES | PHYSICS, MATHEMATICAL | SINGLE-BAND MODEL | METALLIC FERROMAGNETISM | charge expulsion | Hole superconductivity | hole undressing | HIGH-TEMPERATURE SUPERCONDUCTORS | BOND-CHARGE REPULSION | HOPPING AMPLITUDES

PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | MIXED-STATE | LONDON MOMENT | DIATOMIC MOLECULE | SUM-RULE | HIGH-TC OXIDES | PHYSICS, MATHEMATICAL | SINGLE-BAND MODEL | METALLIC FERROMAGNETISM | charge expulsion | Hole superconductivity | hole undressing | HIGH-TEMPERATURE SUPERCONDUCTORS | BOND-CHARGE REPULSION | HOPPING AMPLITUDES

Journal Article

Physical Review B - Condensed Matter and Materials Physics, ISSN 0163-1829, 05/2002, Volume 65, Issue 18, pp. 1845021 - 18450220

We give a detailed microscopic analysis of why holes are different from electrons in condensed matter. Starting from a single atom with zero, one, and two...

PHYSICS, CONDENSED MATTER | ENERGY | SUPERCONDUCTIVITY | CONDUCTIVITY | INFINITE DIMENSIONS | SUM-RULE | TIGHT-BINDING MODEL | CUO2 PLANE | METAL | HUBBARD-MODEL | BOND-CHARGE REPULSION

PHYSICS, CONDENSED MATTER | ENERGY | SUPERCONDUCTIVITY | CONDUCTIVITY | INFINITE DIMENSIONS | SUM-RULE | TIGHT-BINDING MODEL | CUO2 PLANE | METAL | HUBBARD-MODEL | BOND-CHARGE REPULSION

Journal Article

Physical Review B - Condensed Matter and Materials Physics, ISSN 0163-1829, 1999, Volume 59, Issue 20, pp. 12822 - 12829

A one-dimensional model of interacting electrons with on-site U, nearest-neighbor V, and correloted-hopping interaction T* is studied at half filling using the...

ONE-DIMENSION | CHAIN | PHYSICS, CONDENSED MATTER | METAL-INSULATOR-TRANSITION | GROUND-STATE | ELECTRONS | HOLE SUPERCONDUCTIVITY | FERMIONS | GAS | BOND-CHARGE REPULSION | CRITICAL EXPONENTS

ONE-DIMENSION | CHAIN | PHYSICS, CONDENSED MATTER | METAL-INSULATOR-TRANSITION | GROUND-STATE | ELECTRONS | HOLE SUPERCONDUCTIVITY | FERMIONS | GAS | BOND-CHARGE REPULSION | CRITICAL EXPONENTS

Journal Article

PHYSICAL REVIEW B, ISSN 2469-9950, 11/2018, Volume 98, Issue 20

Parafermions are emergent excitations which generalize Majorana fermions and are potentially relevant to topological quantum computation. Using the concept of...

PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | MATERIALS SCIENCE, MULTIDISCIPLINARY | MAJORANA FERMIONS | HUBBARD-MODEL | BOND-CHARGE REPULSION

PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | MATERIALS SCIENCE, MULTIDISCIPLINARY | MAJORANA FERMIONS | HUBBARD-MODEL | BOND-CHARGE REPULSION

Journal Article

ACTA PHYSICA POLONICA B, ISSN 0587-4254, 02/2003, Volume 34, Issue 2, pp. 791 - 794

In this paper both the metal-insulator transition and ferromagnetic ordering stabilization have been studied in the framework of the Hubbard model with...

PHYSICS, MULTIDISCIPLINARY | BOND-CHARGE INTERACTION | REPULSION

PHYSICS, MULTIDISCIPLINARY | BOND-CHARGE INTERACTION | REPULSION

Journal Article

Physical Review B - Condensed Matter and Materials Physics, ISSN 0163-1829, 06/2002, Volume 65, Issue 21, pp. 2145101 - 21451016

A one-dimensional model of electrons locally coupled to spin-1/2 degrees of freedom is studied by numerical techniques. The model is one in the class of...

PHYSICS, CONDENSED MATTER | SUPERCONDUCTIVITY | ELECTRONS | DIATOMIC MOLECULE | SUM-RULE | TIGHT-BINDING MODEL | FERMION SYSTEMS | CONDENSATION ENERGY | METAL | BOND-CHARGE REPULSION | HOLE-HOPPING AMPLITUDES

PHYSICS, CONDENSED MATTER | SUPERCONDUCTIVITY | ELECTRONS | DIATOMIC MOLECULE | SUM-RULE | TIGHT-BINDING MODEL | FERMION SYSTEMS | CONDENSATION ENERGY | METAL | BOND-CHARGE REPULSION | HOLE-HOPPING AMPLITUDES

Journal Article

Journal of Statistical Mechanics: Theory and Experiment, ISSN 1742-5468, 09/2008, Volume 2008, Issue 9, p. L09001

We determine the ground-state phase diagram of a Hubbard Hamiltonian with correlated hopping, which is asymmetric under particle-hole transform. By lowering...

Hubbard and related models (theory) | Solvable lattice models | Phase diagrams (theory) | EXTENDED HUBBARD-MODEL | SUPERCONDUCTIVITY | STRONGLY CORRELATED ELECTRONS | T-J MODEL | PHYSICS, MATHEMATICAL | CHAIN | solvable lattice models | MECHANICS | phase diagrams (theory) | BOND-CHARGE INTERACTION | REPULSION | DIAGRAM

Hubbard and related models (theory) | Solvable lattice models | Phase diagrams (theory) | EXTENDED HUBBARD-MODEL | SUPERCONDUCTIVITY | STRONGLY CORRELATED ELECTRONS | T-J MODEL | PHYSICS, MATHEMATICAL | CHAIN | solvable lattice models | MECHANICS | phase diagrams (theory) | BOND-CHARGE INTERACTION | REPULSION | DIAGRAM

Journal Article

Chemical Physics Letters, ISSN 0009-2614, 1998, Volume 294, Issue 1, pp. 49 - 55

The infinite periodic polyacetylene is studied using a distance-dependent Heisenberg Hamiltonian extracted from ethylene and a recently proposed dressed...

CHEMISTRY, PHYSICAL | CONJUGATED HYDROCARBONS | GROUND-STATE | HUBBARD-MODEL | BOND-CHARGE REPULSION | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL

CHEMISTRY, PHYSICAL | CONJUGATED HYDROCARBONS | GROUND-STATE | HUBBARD-MODEL | BOND-CHARGE REPULSION | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL

Journal Article

Physical Review B - Condensed Matter and Materials Physics, ISSN 1098-0121, 2002, Volume 65, Issue 4, pp. 1 - 6

We study a system in which the quantum dynamics of electrons depend on the particle density in their neighborhood. For any on-site repulsive interaction, we...

AHARONOV-BOHM CAGES | PHYSICS, CONDENSED MATTER | EXTENDED HUBBARD-MODEL | GROUND-STATE | PARTICLES | ELECTRONS | DIMENSION | HOLE SUPERCONDUCTIVITY | FERMIONS | BOND-CHARGE REPULSION | PHASE-DIAGRAM | Physics - Strongly Correlated Electrons

AHARONOV-BOHM CAGES | PHYSICS, CONDENSED MATTER | EXTENDED HUBBARD-MODEL | GROUND-STATE | PARTICLES | ELECTRONS | DIMENSION | HOLE SUPERCONDUCTIVITY | FERMIONS | BOND-CHARGE REPULSION | PHASE-DIAGRAM | Physics - Strongly Correlated Electrons

Journal Article

Physical Review B - Condensed Matter and Materials Physics, ISSN 0163-1829, 05/1998, Volume 57, Issue 17, pp. 10303 - 10306

Slave boson mean-field studies of the ground state of the Hubbard model with correlated hopping were performed. The approach qualitatively recovers the exact...

TRANSITION | PHYSICS, CONDENSED MATTER | REPULSION | GROUND-STATE | BOND-CHARGE INTERACTION | FERMI SYSTEMS

TRANSITION | PHYSICS, CONDENSED MATTER | REPULSION | GROUND-STATE | BOND-CHARGE INTERACTION | FERMI SYSTEMS

Journal Article

Journal of the Physical Society of Japan, ISSN 0031-9015, 2001, Volume 70, Issue 12, pp. 3606 - 3612

Phase diagram of the one-dimensional extended Hubbard model with a nearest neighbor interaction V and site-off-diagonal (bond-charge X and bond-bond W)...

bond-spin-density wave | η-pairing state | site-off-diagonal interactions | g-ology | exact solution | level-crossing approach | bond-charge-density wave | strong-coupling theory | Strong-coupling theory | Bond-charge-density wave | Bond-spin-density wave | Level-crossing approach | Site-off-diagonal interactions | Exact solution | NEAREST-NEIGHBOR INTERACTIONS | MECHANISM | PHYSICS, MULTIDISCIPLINARY | eta-pairing state | CHARGE COULOMB REPULSION | MODEL | TRANSITION | SPIN-DENSITY-WAVE | DIMENSIONAL ELECTRON-GAS | PHASE-DIAGRAM

bond-spin-density wave | η-pairing state | site-off-diagonal interactions | g-ology | exact solution | level-crossing approach | bond-charge-density wave | strong-coupling theory | Strong-coupling theory | Bond-charge-density wave | Bond-spin-density wave | Level-crossing approach | Site-off-diagonal interactions | Exact solution | NEAREST-NEIGHBOR INTERACTIONS | MECHANISM | PHYSICS, MULTIDISCIPLINARY | eta-pairing state | CHARGE COULOMB REPULSION | MODEL | TRANSITION | SPIN-DENSITY-WAVE | DIMENSIONAL ELECTRON-GAS | PHASE-DIAGRAM

Journal Article

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