Quantum information transfer in a two-parallel spin-chain channel with internal and external effects

  • Jia Liu
  • , Guo Feng Zhang*
  • , Zi Yu Chen
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

With the effects of DzialoshinskiMoriya interaction and external magnetic field, the entanglement transfer has been investigated in a parallel spin-chain system. Our results imply that the perfect transfer can be realized at some special times, and the transfer time can be greatly condensed with the rising of the spin-orbit coupling strength. The entanglement sudden death phenomenon is sensitive to the initial condition. In addition, due to the application of magnetic field on the channel spins, the reliability and efficiency of the transmission are greatly challenged.

Original languageEnglish
Pages (from-to)1279-1288
Number of pages10
JournalInternational Journal of Modern Physics B
Volume24
Issue number10
DOIs
StatePublished - 20 Apr 2010

Keywords

  • Dzialoshinski-Moriya interaction
  • Quantum information transfer
  • Sudden death phenomenon

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