fig4
Figure 4. (A) Potential energy diagram of pure Cu(111), pure Pd(111), and Pd SAA surfaces for H2 activation. Hydrogenation of (B) styrene and (C) acetylene on 0.01-ML Pd/Cu(111) alloy surface. Hydrogenation of (D) styrene and (E) acetylene on 1-ML Pd/Cu(111) alloy surface. Reproduced with permission from Ref.[107]. Copyright 2012, American Association for the Advancement of Science. SAA: Single-atom alloy.
