On Density-Matrix Spectra for Two-Dimensional Quantum Systems
统计力学
2009-10-31 v3
摘要
For a two-dimensional system of coupled oscillators, the spectra of reduced density matrices can be obtained analytically. This provides an example where the features of these quantities, which are of central importance in numerical studies using the DMRG method, can be seen.
引用
@article{arxiv.cond-mat/0004222,
title = {On Density-Matrix Spectra for Two-Dimensional Quantum Systems},
author = {M. C. Chung and Ingo Peschel},
journal= {arXiv preprint arXiv:cond-mat/0004222},
year = {2009}
}
备注
4 pages, 4 figures