High-speed Synchrotron X-ray Imaging of Laser Powder Bed Fusion Process. Issue 2 (4th March 2019) - Parab, Niranjan D.; Zhao, Cang; Cunningham, Ross; Escano, Luis I.; Gould, Benjamin; Wolff, Sarah; Guo, Qilin; Xiong, Lianghua; Kantzos, Christopher; Pauza, Joseph; Fezzaa, Kamel; Greco, Aaron; et al.