XPS Depth Study on the Liquid Oxidation of Sn-Bi-Zn-X(Al/P) Alloy and the Effect of Al/P on the Film

Figure 7

Sn 3d5/2 spectra of SBZA sample exposure at 170°C for 7 min after etching for (a) 0 s (initial surface), (b) 10 s, (c) 20 s, (d) 80 s, (e) 140 s, and (f) 260 s.

(a)

(b)

(c)

(d)

(e)

(f)