Hydrodynamics and the eigenstate thermalization hypothesis

L Capizzi, J Wang, X Xu, L Mazza, D Poletti - arXiv preprint arXiv …, 2024 - arxiv.org
The eigenstate thermalization hypothesis (ETH) describes the properties of diagonal and off-
diagonal matrix elements of local operators in the eigenenergy basis. In this work, we …

Simulating open quantum systems with giant atoms

G Chen, AF Kockum - arXiv preprint arXiv:2406.13678, 2024 - arxiv.org
Open quantum many-body systems are of both fundamental and applicational interest.
However, it remains an open challenge to simulate and solve such systems, both with state …

Numerically efficient unitary evolution for Hamiltonians beyond nearest-neighbors

AG Catalano - arXiv preprint arXiv:2402.05198, 2024 - arxiv.org
Matrix product states (MPSs) and matrix product operators (MPOs) are fundamental tools in
the study of quantum many-body systems, particularly in the context of tensor network …