Figure 1

SEM images of as-received powder and disk-like particles. (a) SEM images showing as-received Ni-Cr alloy powder. (b) Disk-like Ni-Cr alloy particles fabricated by wet planetary ball milling at 309 rpm for 10 h.
SEM images of as-received powder and disk-like particles. (a) SEM images showing as-received Ni-Cr alloy powder. (b) Disk-like Ni-Cr alloy particles fabricated by wet planetary ball milling at 309 rpm for 10 h.