• Title of article

    Matching QCD and HQET heavy–light currents at three loops Original Research Article

  • Author/Authors

    S. Bekavac، نويسنده , , A.G. Grozin، نويسنده , , P. Marquard، نويسنده , , J.H. Piclum، نويسنده , , ANDREW D. SEIDEL، نويسنده , , M. Steinhauser، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2010
  • Pages
    18
  • From page
    46
  • To page
    63
  • Abstract
    We consider the currents formed by a heavy and a light quark within Quantum Chromodynamics and compute the matching to Heavy Quark Effective Theory to three-loop accuracy. As an application we obtain the third-order perturbative corrections to ratios of B-meson decay constants.
  • Keywords
    Radiative corrections , Heavy Quark Effective Theory
  • Journal title
    Nuclear Physics B
  • Serial Year
    2010
  • Journal title
    Nuclear Physics B
  • Record number

    875874