Table 1: Adsorbed states of NO on Pt(997). Observed and calculated energies are shown. *Details of DFT calculations are shown in our previous report [16].

Adsorption site (N–O) (cm−1)Adsorption energy (eV)Abbreviation
ObservedCalculated*

Hollow (terrace) 1512 (fcc)2.09 (fcc)HT
1539 (hcp)1.92 (hcp)
On-top (terrace) 16831.61OT
Bridge (upper step) 16072.49BS
Hcp-hollow (lower step)11880.87
Fcc-hollow (lower step) HS