Effect of Liquid Ga on Metal Surfaces: Characterization of Morphology and Chemical Composition of Metals Heated in Liquid Ga

Figure 2

FESEM images of pristine Nb foil (a) and Nb foils heated in liquid Ga for 1 day (b), 3 days (c), 5 days (d), 9 days (e), and 14 days (f).

(a) Pristine

(b) 1 day

(c) 3 days

(d) 5 days

(e) 9 days

(f) 14 days