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

Dynamical fidelity of a solid-state quantum computation.

G P Berman1, F Borgonovi, G Celardo

  • 1Theoretical Division and CNLS, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, USA.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|January 7, 2003
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 asking to observing. Behavioural measures of socio-emotional and motivational skills in large-scale assessments.

Social science research·2023
Same author

Performance decline in a low-stakes test at age 15 and educational attainment at age 25: Cross-country longitudinal evidence.

Journal of adolescence·2021
Same author

Transport through quasi-one-dimensional wires with correlated disorder.

Physical review. E, Statistical, nonlinear, and soft matter physics·2014
Same author

Resonant enhancement of Anderson localization: analytical approach.

Physical review. E, Statistical, nonlinear, and soft matter physics·2013
Same author

Focusing in multiwell potentials: applications to ion channels.

Physical review. E, Statistical, nonlinear, and soft matter physics·2013
Same author

Enhancement of the magnetic anisotropy barrier in critical long range spin systems.

Journal of physics. Condensed matter : an Institute of Physics journal·2013
Same journal

Tension on dsDNA bound to ssDNA-RecA filaments may play an important role in driving efficient and accurate homology recognition and strand exchange.

Physical review. E, Statistical, nonlinear, and soft matter physics·2016
Same journal

Publisher's Note: Amplitude-phase coupling drives chimera states in globally coupled laser networks [Phys. Rev. E 91, 040901(R) (2015)].

Physical review. E, Statistical, nonlinear, and soft matter physics·2016
Same journal

Erratum: Shapes of sedimenting soft elastic capsules in a viscous fluid [Phys. Rev. E 92, 033003 (2015)].

Physical review. E, Statistical, nonlinear, and soft matter physics·2016
Same journal

Erratum: Attenuation of excitation decay rate due to collective effect [Phys. Rev. E 90, 022142 (2014)].

Physical review. E, Statistical, nonlinear, and soft matter physics·2016
Same journal

Publisher's Note: Role of connectivity and fluctuations in the nucleation of calcium waves in cardiac cells [Phys. Rev. E 92, 052715 (2015)].

Physical review. E, Statistical, nonlinear, and soft matter physics·2016
Same journal

Publisher's Note: Lattice Boltzmann approach for complex nonequilibrium flows [Phys. Rev. E 92, 043308 (2015)].

Physical review. E, Statistical, nonlinear, and soft matter physics·2016
See all related articles

This study analyzes quantum computer dynamics, focusing on entangled state creation fidelity. Selective qubit excitation prevents quantum chaos, allowing accurate modeling of quantum protocols.

Area of Science:

  • Quantum Information Science
  • Quantum Computing Dynamics
  • Spin Models

Background:

  • Quantum computers utilize spin models for computation.
  • Entangled states are crucial for quantum algorithms.
  • Dynamical fidelity measures algorithm performance and errors.

Purpose of the Study:

  • Analyze the dynamics of a spin model for quantum computing.
  • Investigate the dynamical fidelity of an algorithm for remote qubit entanglement.
  • Determine conditions that avoid quantum chaos during entanglement generation.

Main Methods:

  • Utilized selective resonant excitations of qubits.
  • Applied a modified perturbation theory for system dynamics.
  • Performed analytical and numerical analysis of fidelity decrease.

Related Experiment Videos

Main Results:

  • Demonstrated that selective resonant excitations prevent quantum chaos.
  • Showed that modified perturbation theory adequately describes system dynamics.
  • Explicitly described the system's evolution under time-dependent pulses.

Conclusions:

  • The analyzed quantum protocol for remote qubit entanglement is robust against quantum chaos.
  • The developed theoretical approach accurately models the dynamics of quantum systems under specific control pulses.
  • Fidelity decrease can be explicitly described and potentially optimized by tuning model parameters.