Methods are provided for adjusting and controlling the stress between layers of material in a multilayer structure. A cathode that generates an electron beam, and a rotating anode that is struck by the electron beam along a focal path are arranged in the vacuum housing. The deep trenches facilitate conduction of heat from a semiconductor-on-insulator substrate to a bulk substrate. The data query, as well as request allocation, is performed in accordance with an adaptive partitioning technique with a bias towards an initial partitioning scheme. Based on the time, system resources are reallocated to improve the responsiveness. The second adhesive member couples the lower end guide frame and panel.