Figure 2				
Potential / V vs. RHE	PtC d-band vacancy		Potential / V vs. RHE	PtBC d-band vacancy
0.408	0.355		0.448	0.404
0.778	0.37		0.728	0.416
0.948	0.423		0.958	0.421
1.038	0.508		1.038	0.459
