The research activities and scientific developments of Fraunhofer IAF are divided into five business units which are named after their main focus of research:

• Millimeter-Wave Circuits
• Gallium Nitride High-Frequency Power Electronics
• Infrared Detectors
• Semiconductor Lasers and Light Emitting Diodes
  
• Micro- und Nano-Sensors

The scientific success and its transfer into marketable products are based on many years of development and experience. It is shouldered by committed staff and made possible by partners in research and industry as well as third-party funding.