The impact of thermocapillary on equiaxed/columnar microstructure evolution in laser powder bed fusion: A high-fidelity ray-tracing based finite volume and cellular automaton study
Heng Gu, Yanzhao Fu, Chao Wei, Lin Li, Lili Qian, Wangfan Zhou, Yongjian Li, Xudong Ren
Topics & Concepts
Equiaxed crystalsMicrostructureMaterials scienceNucleationFusionKeyholeSelective laser meltingLaser power scalingSurface tensionGrain sizeLaserAbsorption (acoustics)Composite materialMechanicsOpticsThermodynamicsWeldingPhilosophyLinguisticsPhysicsAdditive Manufacturing Materials and ProcessesAdditive Manufacturing and 3D Printing Technologies