Publication Date:
2017-08-16
Description:
Author(s): Laurens Vanderstraeten, Michaël Mariën, Jutho Haegeman, Norbert Schuch, Julien Vidal, and Frank Verstraete We demonstrate that perturbative expansions for quantum many-body systems can be rephrased in terms of tensor networks, thereby providing a natural framework for interpolating perturbative expansions across a quantum phase transition. This approach leads to classes of tensor-network states parametri... [Phys. Rev. Lett. 119, 070401] Published Tue Aug 15, 2017
Keywords:
General Physics: Statistical and Quantum Mechanics, Quantum Information, etc.
Print ISSN:
0031-9007
Electronic ISSN:
1079-7114
Topics:
Physics