Group Prof. Hofsäss, II. Institute of Physics


  • Positron annihilation spectroscopy, positron life time measurements


  • positronen1
    Detector setup for positron lifetime measurements and angular correlation of annihilation photons


  • Mössbauer Spectroscopy



  • Nuclear Reaction Analysis (NRA) 11B(1H,2α)4He reaction
  • 11B-P reaktion
    Energy scheme for the nuclear reaction of protons with 11B

  • Surface analysis by Auger Electron Spectroscopy (AES)

  • Interaction of α-radiation with matter

  • Elemental analysis using Proton Induced X-ray Emission (PIXE)
  • PIXE example
    PIXE analysis of the blue color and the glaze of a desert plate

  • Elemental analysis using Rutherford Backscattering Spectroscopy (RBS)
  • Magnetron sputter deposition of thin films
  • Low-Level gamma spectroscopy of environmental samples