Dynamics of Edge Localized Modes

The following sections are included:

• Introduction

• An introduction to edge localized modes

  • Tokamak geometry

  • A brief description of edge localized modes

  • MHD stability

• Dynamical models of edge localized modes

  • Minimal model

  • Quasi-linear MHD model

  • Status of the modelling of ELM's based on the MHD quasi-linear model

• L-H transition and edge localized modes

  • Models based on a subcritical bifurcation

  • Models based on shear flow stabilization

  • Models based on shear flow generation

• Conclusion

• Acknowledgments

• References