Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Long-distance entanglement in spin systems.

L Campos Venuti1, C Degli Esposti Boschi, M Roncaglia

  • 1Dipartimento di Fisica, Università di Bologna, Viale C. Berti-Pichat 6/2, I-40127 Bologna, Italy.

Physical Review Letters
|August 16, 2006
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

From rotating atomic rings to quantum Hall states.

Scientific reports·2012
Same author

Pfaffian state generation by strong three-body dissipation.

Physical review letters·2010
Same author

Incommmensurability and unconventional superconductor to insulator transition in the hubbard model with bond-charge interaction.

Physical review letters·2008
Same author

Qubit teleportation and transfer across antiferromagnetic spin chains.

Physical review letters·2007
Same author

Role of transport performance for neuron cell morphology.

FASEB journal : official publication of the Federation of American Societies for Experimental Biology·2006
Same author

Analytic relations between localizable entanglement and string correlations in spin systems.

Physical review letters·2005

This study reveals that certain quantum systems, like the spin-1 Heisenberg chain, can maintain entanglement between distant particles. This long-distance entanglement signals a unique quantum transition not found at typical critical points.

Area of Science:

  • Quantum physics
  • Condensed matter physics
  • Quantum information science

Background:

  • Entanglement typically decays rapidly with distance in quantum systems with short-range interactions.
  • However, some systems exhibit peculiar long-range entanglement properties.

Purpose of the Study:

  • To investigate the phenomenon of long-distance entanglement distribution in quantum systems.
  • To identify conditions and characteristics of systems exhibiting this peculiar entanglement behavior.

Main Methods:

  • Analysis of entanglement properties in realistic models, specifically the spin-1 Heisenberg chain.
  • Examination of entanglement distribution concerning microscopic parameter values.

Main Results:

Related Experiment Videos

  • Sizable entanglement is observed between arbitrarily distant particles in the spin-1 Heisenberg chain model.
  • Long-distance entanglement emerges at parameter values distinct from known quantum critical points.

    • Conclusions:

    • The presence of long-distance entanglement indicates a novel type of quantum transition.
    • This transition is detectable solely through genuine quantum correlations, not standard critical point analysis.