At DESY, the synchrotron light source PETRA III is in operation since 2009. The PETRA IV upgrade project is under development. Delays in the approval and the plans to build parts of the necessary infrastructure in parallel to PETRA III running, implies great challenges to an operation with high availability above 98%. Aging equipment in the storage ring and the injector chain increases the...
The Los Alamos Neutron Science Center (LANSCE) User Facility has just celebrated 52 years of beam operations. LANSCE is a kilometer-long H+/H- linear accelerator serving five active and unique user facilities. In 2023, the facility suffered numerous equipment issues that severely impacted the operational state of the machine and all the user programs to different levels of severity. After the...
