Research Letter

Nanostructural Formation of Pd-Co Bimetallic Complex on HOPG Surfaces: XPS and AFM Studies

Table 1

Binding energy (BE) values obtained from HR-XPS studies for the free standing CoPd2 precursor and CoPd2 precursor on HOPG surface.

Elements Binding energy (eV)
Free precursorPrecursor on HOPG

Pd (3d5/2)337.9 338.4
339.5339.6
Co (2p3/2)781.3 781.9
787.0787.0
I (3d5/2)621.9621.3
Cl (2p)197.3 198.4
198.1199.7
N (1s)399.1 399.7
400.1400.6
401.5401.7
402.6402.7
C (1s)284.5 284.5
285.3285.4
286.1286.3