Veeco offers PBN crucibles for molecular beam epitaxy effusion cells and this is including crucibles for Veeco's sumo cells. These help in increase the capacity to carry charge of key sources. The crucibles are used for dual filament, modified filament, standard filament, low temperature, dopant, and SUMO cells. A Veeco crucible is available in a way that it can fit any sort of MBE application.