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

Decoherence and thermalization.

M Merkli1, I M Sigal, G P Berman

  • 1Department of Mathematics, University of Toronto, Toronto, Ontario, Canada M5S 2E4. merkli@math.mun.ca

Physical Review Letters
|May 16, 2007
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

Histological assessment of testicular residues in lambs and calves after Burdizzo castration.

The Veterinary record·2009
Same author

Beam wandering in the atmosphere: the effect of partial coherence.

Physical review. E, Statistical, nonlinear, and soft matter physics·2008
Same author

Open system of interacting fermions: statistical properties of cross sections and fluctuations.

Physical review. E, Statistical, nonlinear, and soft matter physics·2007
Same author

The Fermi-Pasta-Ulam problem: fifty years of progress.

Chaos (Woodbury, N.Y.)·2005
Same author

Irregular dynamics in a one-dimensional Bose system.

Physical review letters·2004
Same author

Relaxation and the Zeno effect in qubit measurements.

Physical review letters·2003
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

We analyzed quantum decoherence in N-level systems interacting with bosonic fields, finding results applicable to qubits without master equation approximations.

Area of Science:

  • Quantum mechanics
  • Quantum information science
  • Condensed matter physics

Background:

  • Quantum decoherence is a fundamental process limiting quantum system performance.
  • Understanding decoherence is crucial for developing quantum technologies.
  • Previous studies often relied on approximations like the master equation.

Purpose of the Study:

  • To provide a rigorous analysis of decoherence for general N-level systems.
  • To apply these findings to the specific case of the qubit.
  • To develop an approach independent of master equation approximations.

Main Methods:

  • Developed a general theoretical framework for analyzing decoherence.
  • Focused on systems coupled to reservoirs of free massless bosonic fields.

Related Experiment Videos

  • Avoided master equation approximations in the analysis.

    • Main Results:

    • Derived general results for decoherence in N-level systems.
    • Demonstrated the applicability of these results to qubits.
    • Showcased the method's validity for non-explicitly solvable systems.

    Conclusions:

    • The presented approach offers a robust method for studying quantum decoherence.
    • This work provides insights applicable to a broad range of quantum systems.
    • The findings are relevant for quantum computing and quantum information processing.