Closely connected to the research topics are the hardware projects the High-Energy Astrophysics group is pursuing. Many projects are an effort to build, maintain, and then use experiments and facilities which are needed for the research interest. Besides of hardware projects there are also projects that use archival data and are not neccessarily connected to a new instrument. They are listed under research topics.
... are projects that collect data and/or are operational
... are projects where data gathering or operation has been terminated but very often data analysis and interpretation are still very intensive