Fig. 1
From: Tensile plasticity in Cu and Ni-coated Ni54Nb42Al4 metallic glassy fibers

(a) Schematic illustration of the melt-extraction technique. (b) Schematic illustration of cold-drawing process (c) and (d) are Profiles of extruded NiNbAl MG fibers. E & f SEM image showing smooth and flawless surface quality of NiNbAl -MG fiber.