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

Quantum monte carlo algorithm based on two-body density functional theory for fermionic many-body systems:

Balázs Hetényi1, L Brualla, S Fantoni

  • 1SISSA-International School of Advanced Studies, via Beirut 2-4, Trieste 34014, Italy.

Physical Review Letters
|November 5, 2004
PubMed
Summary

This study introduces a novel quantum Monte Carlo algorithm for interacting fermions, achieving accurate results for Helium-3 properties by mapping fermions to bosons.

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 generating functions to the geometric Binder cumulant.

Journal of physics. Condensed matter : an Institute of Physics journal·2026
Same author

A joint physics and radiobiology DREAM team vision - Towards better response prediction models to advance radiotherapy.

Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology·2024
Same author

COSMIC: a curated database of somatic variants and clinical data for cancer.

Nucleic acids research·2024
Same author

Effect of the local energy distribution of x-ray beams generated through inverse Compton scattering in dual-energy imaging applications.

Applied optics·2023
Same author

Monte Carlo verification of the holder correction factors for the radiophotoluminescent glass dosimeter used by the IAEA in international dosimetry audits.

Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB)·2021
Same author

Statistics and Dynamics of the Center-of-Mass Coordinate in a Quantum Liquid.

Physical review letters·2018

Area of Science:

  • Quantum many-body physics
  • Computational physics
  • Quantum Monte Carlo methods

Background:

  • Interacting fermion systems pose significant challenges in quantum mechanics.
  • Accurate calculations are crucial for understanding properties of quantum fluids like Helium-3.
  • Existing quantum Monte Carlo algorithms have limitations in handling complex interactions.

Purpose of the Study:

  • To develop a new quantum Monte Carlo algorithm for interacting fermions.
  • To utilize the two-body density as the core component of the algorithm.
  • To improve the accuracy and efficiency of simulating fermionic systems.

Main Methods:

  • Constructed a quantum Monte Carlo algorithm for interacting fermions.
  • Mapped the interacting fermionic system to an auxiliary interacting boson system.

Related Experiment Videos

  • Approximated the correction term using correlated wave functions to define an effective potential representing the nodal surface.

    • Main Results:

    • Calculated the properties of Helium-3 (3He).
    • Achieved good agreement with experimental data.
    • Demonstrated strong agreement with other theoretical calculations, including those using standard quantum Monte Carlo algorithms.

    Conclusions:

    • The developed quantum Monte Carlo algorithm is effective for interacting fermions.
    • The mapping to a bosonic system and the use of correlated wave functions provide accurate results.
    • The method shows promise for future studies of quantum many-body systems.