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Area of Science:

  • High Energy Physics
  • Quantum Chromodynamics
  • Particle Physics

Background:

  • Higgs boson production via vector boson fusion is a key process at the Large Hadron Collider.
  • Understanding Quantum Chromodynamics (QCD) corrections is crucial for precise theoretical predictions.
  • Nonfactorizable corrections can impact the accuracy of theoretical calculations.

Purpose of the Study:

  • To compute nonfactorizable QCD corrections to Higgs boson production in vector boson fusion.
  • To analyze the significance of these corrections in various kinematic distributions.
  • To compare nonfactorizable corrections with their factorizable counterparts.

Main Methods:

  • Application of the eikonal approximation to calculate nonfactorizable QCD corrections.
  • Retaining terms not suppressed by the ratio of transverse jet momenta to the center-of-mass energy.
  • Analysis of specific kinematic distributions to quantify the corrections.

Main Results:

  • Nonfactorizable QCD corrections were computed for Higgs boson production in vector boson fusion.
  • These corrections were found to be significant, reaching up to one percent in certain kinematic distributions.
  • The magnitude of nonfactorizable corrections is comparable to factorizable corrections in these distributions.

Conclusions:

  • Nonfactorizable QCD corrections play a non-negligible role in Higgs boson production via vector boson fusion.
  • The eikonal approximation provides a viable method for calculating these corrections.
  • Precise theoretical predictions for Higgs boson production require the inclusion of these nonfactorizable effects.