Finite-temperature transport in one-dimensional quantum lattice models

B Bertini, F Heidrich-Meisner, C Karrasch, T Prosen… - Reviews of Modern …, 2021 - APS
Over the last decade impressive progress has been made in the theoretical understanding
of transport properties of clean, one-dimensional quantum lattice systems. Many physically …

Superdiffusion in spin chains

VB Bulchandani, S Gopalakrishnan… - Journal of Statistical …, 2021 - iopscience.iop.org
This review summarizes recent advances in our understanding of anomalous transport in
spin chains, viewed through the lens of integrability. Numerical advances, based on tensor …

Heat transport of cuprate-based low-dimensional quantum magnets with strong exchange coupling

C Hess - Physics Reports, 2019 - Elsevier
Transport properties provide important access to a solid's quasiparticles, such as
quasiparticle density, mobility, and scattering. The transport of heat can be particularly …

Real-time and real-space spin and energy dynamics in one-dimensional spin- systems induced by local quantum quenches at finite temperatures

C Karrasch, JE Moore, F Heidrich-Meisner - Physical Review B, 2014 - APS
We study the spin and energy dynamics in one-dimensional spin-1 2 systems induced by
local quantum quenches at finite temperatures using a time-dependent density matrix …

Real-time study of diffusive and ballistic transport in spin-1 2 chains using the adaptive time-dependent density matrix renormalization group method

S Langer, F Heidrich-Meisner, J Gemmer… - Physical Review B …, 2009 - APS
Using the adaptive time-dependent density matrix renormalization group method, we
numerically study the spin dynamics and transport in one-dimensional spin-1/2 systems at …

Spin Transport in the Chain at Finite Temperature and Momentum

R Steinigeweg, W Brenig - Physical Review Letters, 2011 - APS
We investigate the role of momentum for the transport of magnetization in the spin-1/2
Heisenberg chain above the isotropic point at finite temperature and momentum. Using …

Spin and thermal conductivity of quantum spin chains and ladders

C Karrasch, DM Kennes, F Heidrich-Meisner - Physical Review B, 2015 - APS
We study the spin and thermal conductivity of spin-1 2 ladders and chains at finite
temperature, relevant for experiments with quantum magnets. Using a state-of-the-art …

Real-time energy dynamics in spin- Heisenberg chains

S Langer, M Heyl, IP McCulloch… - Physical Review B …, 2011 - APS
We study the real-time dynamics of the local energy density in the spin-1/2 XXZ chain
starting from initial states with an inhomogeneous profile of bond energies. Numerical …

Proposal for measuring the finite-temperature Drude weight of integrable systems

C Karrasch, T Prosen, F Heidrich-Meisner - Physical Review B, 2017 - APS
Integrable models such as the spin-1/2 Heisenberg chain, the Lieb-Liniger, or the one-
dimensional Hubbard model are known to avoid thermalization, which was also …

Phonon-Magnon Interaction in Low Dimensional Quantum Magnets Observed<? format?> by Dynamic Heat Transport Measurements

M Montagnese, M Otter, X Zotos, DA Fishman… - Physical Review Letters, 2013 - APS
Thirty-five years ago, Sanders and Walton [Phys. Rev. B 15, 1489 (1977) PRBMDO 0163-
1829] proposed a method to measure the phonon-magnon interaction in antiferromagnets …