631815.fig.002a
(a)
631815.fig.002b
(b)
Figure 2: X-ray photoelectron spectra in the Pd 3d (left) and the In 3d (right) region for the Pd/ I n 2 O 3 catalysts before reaction with (a) 0.2 wt.%, (b) 1.0 wt.%, and (c) 5.0 wt.% Pd and after reaction at 573 K with (d) 0.2 wt.%, (e) 1.0 wt.%, and (f) 5.0 wt.% Pd.