| 摘要 |
<p>A nickel-based alloy containing elements of ions to be taken out including B, P, Si, As, and C is used as liquid metal ion source. The alloy has a composition of NiaXb wherein X represents at least one element selected from among B, P, Si, As, and C, 30 </= a </= 68, and b = 100 - A. Part of Ni may be replaced by Cu, Ru, Rh, Pd, Ag, Au or Pt.</p> |
