Matrix product state representation without explicit local Hilbert space truncation with applications to the sub-ohmic spin-boson model

DOI10.1088/1367-2630/15/7/073046zbMath1451.81044arXiv1211.3464OpenAlexW1970028266MaRDI QIDQ5141526

Max F. Frenzel, Martin B. Plenio

Publication date: 18 December 2020

Published in: New Journal of Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1211.3464

Mathematics Subject Classification ID

Interacting particle systems in time-dependent statistical mechanics (82C22) Quantum state spaces, operational and probabilistic concepts (81P16)

Related Items

Numerical variational studies of quantum phase transitions in the sub-Ohmic spin-Boson model with multiple polaron ansatz, Variational Study of the Two‐Impurity Spin–Boson Model with a Common Ohmic Bath: Ground‐State Phase Transitions, Quantum criticality of the Ohmic spin-boson model in a high dense spectrum: symmetries, quantum fluctuations and correlations

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• The density-matrix renormalization group
• Exact mapping between system-reservoir quantum models and semi-infinite discrete chains using orthogonal polynomials