Table 3.

Chemical composition in at. % determined based on survey spectra for as-milled SmCo₅/α-Fe (5%wt. of α-Fe).

Milling Time t (h)	Sample	O1s	C1s	Sm3d5/2	Fe2p3/2	Co2p3/2
0.5	surface	42.79	43.54	1.51	0.33	11.83
	etched	7.47	4.13	11.94	1.37	75.09
4	surface	39.84	47.86	1.38	0.18	10.73
	etched	17.92	10.37	13.94	0.10	57.67
10	surface	43.58	42.52	2.63	0.72	10.56
	etched	26.83	20.35	8.30	0.60	43.92