Search Results - "Essler, F H L"

Complete Generalized Gibbs Ensembles in an Interacting Theory by Ilievski, E, De Nardis, J, Wouters, B, Caux, J-S, Essler, F H L, Prosen, T

“…In integrable many-particle systems, it is widely believed that the stationary state reached at late times after a quantum quench can be described by a…”
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Statistics of Matrix Elements of Local Operators in Integrable Models by Essler, F. H. L., de Klerk, A. J. J. M.

“…We study the statistics of matrix elements of local operators in the basis of energy eigenstates in a paradigmatic, integrable, many-particle quantum theory,…”
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Spin-charge-separated quasiparticles in one-dimensional quantum fluids by Essler, F. H. L., Pereira, R. G., Schneider, I.

“…We revisit the problem of dynamical response in spin-charge separated one-dimensional quantum fluids. In the framework of Luttinger liquid theory, the…”
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Quench dynamics in a model with tuneable integrability breaking by Essler, F. H. L., Kehrein, S., Manmana, S. R., Robinson, N. J.

“…We consider quantum quenches in an integrable quantum chain with tuneable-integrability-breaking interactions. In the case where these interactions are weak,…”
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Ising deconfinement transition between Feshbach-resonant superfluids by Ejima, S, Bhaseen, M J, Hohenadler, M, Essler, F H L, Fehske, H, Simons, B D

“…We investigate the phase diagram of bosons interacting via Feshbach-resonant pairing interactions in a one-dimensional lattice. Using large scale density…”
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Effects of thermal phase fluctuations in a two-dimensional superconductor: an exact result for the spectral function by Tsvelik, A M, Essler, F H L

“…We consider the single particle spectral function for a two-dimensional clean superconductor in a regime of strong critical thermal phase fluctuations. In the…”
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Excitons in one-dimensional Mott insulators by Essler, F. H. L., Gebhard, F., Jeckelmann, E.

“…Phys. Rev. B 64, 125119 (2001) We employ dynamical density-matrix renormalization group (DDMRG) and field-theory methods to determine the frequency-dependent…”
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Optical conductivity of the half-filled hubbard chain by Jeckelmann, E, Gebhard, F, Essler, FH

“…We combine well-controlled analytical and numerical methods to determine the optical conductivity of the one-dimensional Mott-Hubbard insulator at zero…”
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Quantum phase transition in the one-dimensional extended Peierls-Hubbard model by Benthien, H., Essler, F. H. L., Grage, A.

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Optical conductivity of one-dimensional Mott insulators by Controzzi, D, Essler, F H, Tsvelik, A M

“…We calculate the optical conductivity of one-dimensional Mott insulators at low energies using a field theory description. The square root singularity at the…”
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Finite wave vector pairing in doped two-leg ladders by Robinson, N. J., Essler, F. H. L., Jeckelmann, E., Tsvelik, A. M.

“…We consider the effects of umklapp processes in doped two-leg fermionic ladders. These may emerge either at special band fillings or as a result of the…”
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Anomalous dynamical line shapes in a quantum magnet at finite temperature by Tennant, D. A., Lake, B., James, A. J. A., Essler, F. H. L., Notbohm, S., Mikeska, H.-J., Fielden, J., Kögerler, P., Canfield, P. C., Telling, M. T. F.

“…The effect of thermal fluctuations on the dynamics of a gapped quantum magnet is studied using inelastic neutron scattering on copper nitrate, a model material…”
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On Truncated Generalized Gibbs Ensembles in the Ising Field Theory by Essler, F. H. L, Mussardo, G, Panfil, M

“…J. Stat. Mech. (2017) 013103 We discuss the implementation of two different truncated Generalized Gibbs Ensembles (GGE) describing the stationary state after a…”
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Quantum quenches to the attractive one-dimensional Bose gas: exact results by Piroli, Lorenzo, Calabrese, Pasquale, Essler, Fabian

“…We study quantum quenches to the one-dimensional Bose gas with attractive interactions in the case when the initial state is an ideal one-dimensional Bose…”
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Generalized Gibbs ensembles for quantum field theories by Essler, F. H. L., Mussardo, G., Panfil, M.

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Generalized Gibbs Ensembles for Quantum Field Theories by Essler, F. H. L, Mussardo, G, Panfil, M

“…Phys. Rev. A 91, 051602 (2015) We consider the non-equilibrium dynamics in isolated systems, described by quantum field theories (QFTs). After being prepared…”
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Spin-charge separated quasiparticles in one dimensional quantum fluids by Essler, F. H. L, Pereira, R. G, Schneider, I

“…Phys. Rev. B 91, 245150 (2015) We revisit the problem of dynamical response in spin-charge separated one dimensional quantum fluids. In the framework of…”
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Theory of hybrid state in a metal with a small fermi surface and strong collective excitations by ESSLER, F. H. L, TSVELIK, A. M

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Spinon confinement in a quasi one dimensional anisotropic Heisenberg magnet by Bera, A. K, Lake, B, Essler, F. H. L, Vanderstraeten, L, Hubig, C, Schollwock, U, Islam, A. T. M. N, Schneidewind, A, Quintero-Castro, D. L

“…Phys. Rev. B 96, 054423 (2017) Confinement is a process by which particles with fractional quantum numbers bind together to form quasiparticles with integer…”
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Quantum Quench in the Transverse Field Ising chain I: Time evolution of order parameter correlators by Calabrese, P, Essler, F. H. L, Fagotti, M

“…J. Stat. Mech. (2012) P07016 We consider the time evolution of order parameter correlation functions after a sudden quantum quench of the magnetic field in the…”
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