4 papers
Coupled Infrared Imaging and Multiphysics Modeling to Predict Three-Dimensional Thermal Characteristics during Selective Laser Melting
Vijay Kumar, Kaitlyn M. Mullin, Hyunggon Park +4
Laser heating during additive manufacturing (AM) induces extreme and transient thermal conditions which critically influence the microstructure evolution and mechanical properties…
Dynamic Manipulation of Multiphase Fluid in Microgravity Using Photoresponsive Surfactant
Xichen Liang, Kseniia M. Karnaukh, Qixuan Cao +7
Control of bubble motion is essential for improving efficiency and creating new functionalities in electrochemistry, heat transfer, and biomedical systems. Photoresponsive surfacta…
Resolving thermal gradients and solidification velocities during laser melting of a refractory alloy
Hyunggon Park, Kaitlyn M. Mullin, Vijay Kumar +3
Metal additive manufacturing (AM) processes, such as laser powder bed fusion (L-PBF), can yield high-value parts with unique geometries and features, substantially reducing costs a…
In situ observation of thermally activated and localized Li leaching from lithiated graphite
Harrison Szeto, Vijay Kumar, Yangying Zhu
Temperature is known to impact Li-ion battery performance and safety, however, understanding its effect on Li-ion batteries has largely been limited to uniform high or low temperat…