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Bubble Wall Profiles With More Than One Scalar Field: A Numerical Approach

P. John

Abstract

We present a general numerical approach to solve the equations for bubble wall profiles in models with more than one scalar field and CP violating phases. We discuss the algorithm as well as several problems associated with it and show some profiles for demonstration found with our method.

Bubble Wall Profiles With More Than One Scalar Field: A Numerical Approach

Abstract

We present a general numerical approach to solve the equations for bubble wall profiles in models with more than one scalar field and CP violating phases. We discuss the algorithm as well as several problems associated with it and show some profiles for demonstration found with our method.

Paper Structure

This paper contains 1 section, 9 equations, 3 figures.

Table of Contents

  1. Conclusions and Prospect

Figures (3)

  • Figure 1: Solution (solid) for the MSSM compared to kink-ansatz (dashed) for $m_A=450$ GeV, $m_Q=350$ GeV, $\tan\beta=2.0$.
  • Figure 2: Oscillation of an undesired solution of $\theta(x)$ near the origin,where $\theta$ is small and decouples from $\phi_1$ and $\phi_2$.
  • Figure 3: Unphysically small values of $m_A\approx{\cal O}$(10 GeV) demonstrate the deviation of the solution (solid) from the straight line (dashed).