Electron beam powder bed fusion (EB-PBF) is entering a new phase, shifting from 'heat source differences' to 'process control.' The Point Melt strategy makes energy input timing, location, and sequence core tools for metallurgical control—Colibrium Additive reports that melting powder via small spots instead of traditional lines enables more precise temperature control, reduces sintering needs, and improves surface quality. Freemelt and ProBeam are also exploring similar approaches. JEOL's JAM-5200EBM has integrated backscattered electron image monitoring, allowing real-time observation of surface morphology and defects during layer-by-layer printing. For material-related issues such as residual stress, cracking, and thermal deformation, EB-PBF uses beam control to offer adjustment mechanisms that are difficult to replicate in laser-based systems.