The Gamma Portal is a web portal for downloading and managing data taken at the PETRA-III accelerator or by PETRA-III scientists at other light sources. There are two versions of the portal which are both actively maintained. The older one manages data handled using the storage system in production until March 2015. The new one manages data taken with the new data acquisition and storage system that went productive in April 2015.
Users search files with the help of Gamma-Portal. They can inspect the matadata thet are associated with selected files.