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Related Experiment Videos

An electroweak oscillon.

N Graham1

  • 1Department of Physics, Middlebury College, Middlebury, Vermont 05753, USA. ngraham@middlebury.edu

Physical Review Letters
|March 16, 2007
PubMed
Summary
This summary is machine-generated.

A numerical simulation revealed long-lived oscillons in the standard model when the Higgs mass equals twice the W+/- boson mass. These localized, oscillatory solutions contain significant energy within a small region.

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Area of Science:

  • Particle Physics
  • Quantum Field Theory
  • Cosmology

Background:

  • The Standard Model describes fundamental particles and forces.
  • Electroweak symmetry breaking involves the Higgs field and massive bosons.
  • The existence of non-perturbative, localized field configurations is an active research area.

Purpose of the Study:

  • To investigate the bosonic sector of the SU(2)xU(1) electroweak standard model.
  • To explore the possibility of oscillon solutions under specific mass conditions.
  • To characterize the properties of such solutions, including energy and spatial extent.

Main Methods:

  • Numerical simulations of the full bosonic sector.
  • Utilizing a 3+1 dimensional spacetime framework.

Related Experiment Videos

  • Solving the equations of motion for the Higgs and electroweak fields.

    • Main Results:

    • Demonstrated the existence of oscillons, which are long-lived, localized, oscillatory solutions.
    • Identified the specific condition for oscillon formation: Higgs mass = 2 * W+/- boson mass.
    • Quantified the oscillon's energy (6 TeV) and spatial extent (0.05 fm radius).

    Conclusions:

    • Oscillons are a viable non-perturbative phenomenon in the Standard Model.
    • The identified mass condition provides a target for experimental or theoretical exploration.
    • These findings have implications for early universe cosmology and high-energy physics.