Fermi gases in one dimension: From Bethe ansatz to experiments

XW Guan, MT Batchelor, C Lee - Reviews of Modern Physics, 2013 - APS
This article reviews theoretical and experimental developments for one-dimensional Fermi
gases. Specifically, the experimentally realized two-component delta-function interacting …

Exact local correlations and full counting statistics for arbitrary states of the one-dimensional interacting Bose gas

A Bastianello, L Piroli, P Calabrese - Physical review letters, 2018 - APS
We derive exact analytic expressions for the n-body local correlations in the one-
dimensional Bose gas with contact repulsive interactions (Lieb-Liniger model) in the …

Analytic thermodynamic properties of the Lieb-Liniger gas

ML Kerr, G De Rosi, K Kheruntsyan - SciPost Physics Core, 2024 - scipost.org
We present a comprehensive review on the state-of-the-art of the approximate analytic
approaches describing the finite-temperature thermodynamic quantities of the Lieb-Liniger …

From the sinh-Gordon field theory to the one-dimensional Bose gas: exact local correlations and full counting statistics

A Bastianello, L Piroli - Journal of Statistical Mechanics: Theory …, 2018 - iopscience.iop.org
We derive exact formulas for the expectation value of local observables in a one-
dimensional gas of bosons with point-wise repulsive interactions (Lieb–Liniger model) …

Correlation properties of a one-dimensional repulsive Bose gas at finite temperature

G De Rosi, R Rota, GE Astrakharchik… - New Journal of …, 2023 - iopscience.iop.org
We present a comprehensive study shedding light on how thermal fluctuations affect
correlations in a Bose gas with contact repulsive interactions in one spatial dimension. The …

Out-of-equilibrium dynamics of the XY spin chain from form factor expansion

E Granet, H Dreyer, F Essler - SciPost Physics, 2022 - scipost.org
We consider the XY spin chain with arbitrary time-dependent magnetic field and anisotropy.
We argue that a certain subclass of Gaussian states, called Coherent Ensemble (CE) …

One-particle density matrix of a trapped Lieb–Liniger anyonic gas

S Scopa, L Piroli, P Calabrese - Journal of Statistical Mechanics …, 2020 - iopscience.iop.org
We provide a thorough characterisation of the zero-temperature one-particle density matrix
of trapped interacting anyonic gases in one dimension, exploiting recent advances in the …

Low-temperature large-distance asymptotics of the transversal two-point functions of the XXZ chain

M Dugave, F Göhmann… - Journal of Statistical …, 2014 - iopscience.iop.org
We derive the low-temperature large-distance asymptotics of the transversal two-point
functions of the XXZ chain by summing up the asymptotically dominant terms of their …

Deviations from off-diagonal long-range order in one-dimensional quantum systems

A Colcelli, G Mussardo, A Trombettoni - Europhysics Letters, 2018 - iopscience.iop.org
A quantum system exhibits off-diagonal long-range order (ODLRO) when the largest
eigenvalue $\lambda_0 $ of the one-body-density matrix scales as $\lambda_0\sim N …

Correlation functions of one-dimensional strongly interacting two-component gases

OI Pâţu - Physical Review A, 2019 - APS
We address the problem of calculating the correlation functions of one-dimensional two-
component gases with strong repulsive contact interactions. The model considered in this …