• Title of article

    The role of the Roper in chiral perturbation theory

  • Author/Authors

    Bingwei Long، نويسنده , , U. Van Kolck، نويسنده ,

  • Issue Information
    دوهفته نامه با شماره پیاپی سال 2011
  • Pages
    11
  • From page
    72
  • To page
    82
  • Abstract
    We include the Roper excitation of the nucleon in a version of heavy-baryon chiral perturbation theory recently developed for energies around the delta resonance. We find significant improvement in the image channel.
  • Keywords
    Effective field theory , chiral perturbation theory , The Roper resonance
  • Journal title
    Nuclear physics A
  • Serial Year
    2011
  • Journal title
    Nuclear physics A
  • Record number

    1203928