Bounds on the speed of information propagation in disordered quantum Spin chains

Research output: Contribution to journalArticleResearchpeer review

Authors

  • Christian K. Burrell
  • Tobias J. Osborne

External Research Organisations

  • Royal Holloway University of London
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Details

Original languageEnglish
Article number167201
JournalPhysical Review Letters
Volume99
Issue number16
Publication statusPublished - 16 Oct 2007
Externally publishedYes

Abstract

We investigate the propagation of information through the disordered XY model. We find that all correlations, both classical and quantum, are exponentially suppressed outside of an effective light cone whose radius grows at most logarithmically with |t|.

ASJC Scopus subject areas

Cite this

Bounds on the speed of information propagation in disordered quantum Spin chains. / Burrell, Christian K.; Osborne, Tobias J.
In: Physical Review Letters, Vol. 99, No. 16, 167201, 16.10.2007.

Research output: Contribution to journalArticleResearchpeer review

Burrell CK, Osborne TJ. Bounds on the speed of information propagation in disordered quantum Spin chains. Physical Review Letters. 2007 Oct 16;99(16):167201. doi: 10.1103/PhysRevLett.99.167201
Burrell, Christian K. ; Osborne, Tobias J. / Bounds on the speed of information propagation in disordered quantum Spin chains. In: Physical Review Letters. 2007 ; Vol. 99, No. 16.
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