Autocorrelations from the transfer matrix DMRG method

1998/12/08 by F. Naef X. Wang, X. Zotos, Wang, F. Naef X. +4
Computer Science · Materials Science · Physics and Astronomy · #FOS: Physical sciences #Magnetic Properties and Applications #Matrix Theory and Algorithms #Strongly Correlated Electrons (cond-mat.str-el) #cond-mat.str-el

paper · pdf · doi:10.48550/arxiv.cond-mat/9812117

10 pages, 9 figures

arxiv created 1998/12/08 · openalex publication_date 1998/12/08 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Extending the transfer matrix DMRG algorithm, we are able to calculate imaginary time spin autocorrelations with high accuracy (absolute error <10^-6) over a wide temperature range (0

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