72
4 Solid and Liquid Skins
279.0
279.5
280.0
280.5
281.0
Exp
B
S 3
S 2
S 1
Intensity (a.u.)
BE (eV)
Ru(0001) 3d 5/2
h = 352 eV
Fig. 4.10 Decomposition of the 3d 5/2 spectra for the Ru (0001) and Ru(1010) skins [22, 65] with
derived information featured in Table 4.4. Reprinted with permission from [30]. Copyright 2009
American Chemical Society
Table 4.4 Sublayer-resolved atomic CN(z), E ν (z), E ν (0), bulk shift ΔE ν (12), strain ε r , relative
bond energy δE z , cohesive energy δE C , and energy density δE D , for the hcp-structured Be, Re, and
Ru skins
z
Re 4f
5/2
Ru
3d 5/2
Be 1 s
−ε z
(%)
δE z
−δE C δE D
m
1 [29]
1 [30]
1 [68]
E ν (0)/eV
0
40.015 275.883 106.416
σ
0.003
0.003
0.003
E ν (12)/eV
B
12
42.645 279.544 111.110
E ν (12)/eV
2.629
4.661
3.694
(0001)
S 3 6.50 42.794 279.749 111.370 5.28
5.58
42.81
24.25
S 2 4.39 42.965 279.992 111.680 10.79 12.10 58.99
57.90
S 1 3.50 43.110 280.193 111.945 15.06 17.73 65.66
92.14
(1010)
S 4 6.97 –
279.719 111.330 4.51
4.72
39.18
20.26
S 3 4.80 –
279.921 111.590 9.35
10.31 55.88
48.08
S 2 3.82 –
280.105 111.830 13.30 15.35 63.28
77.01
S 1 3.11 –
280.329 112.122 17.68 21.47 68.52
117.74
(1120)
S 4 6.22 –
–
111.400 5.80
6.16
44.97
27.01
S 3 4.53 –
–
111.650 10.27 11.45 57.93
54.26
S 2 3.71 –
–
111.870 13.88 16.11 64.10
81.76
S 1 2.98 –
–
112.190 18.70 22.99 69.46
128.84
(1231)
S 4 6.78 42.779 –
–
4.81
5.05
40.65
21.79
S 3 4.88 42.910 –
–
9.09
10.00 55.27
46.43
S 2 3.55 42.100 –
–
14.77 17.33 65.29
89.49
S 1 2.84 43.305 –
–
19.89 24.83 70.46
142.80
4 Solid and Liquid Skins
279.0
279.5
280.0
280.5
281.0
Exp
B
S 3
S 2
S 1
Intensity (a.u.)
BE (eV)
Ru(0001) 3d 5/2
h = 352 eV
Fig. 4.10 Decomposition of the 3d 5/2 spectra for the Ru (0001) and Ru(1010) skins [22, 65] with
derived information featured in Table 4.4. Reprinted with permission from [30]. Copyright 2009
American Chemical Society
Table 4.4 Sublayer-resolved atomic CN(z), E ν (z), E ν (0), bulk shift ΔE ν (12), strain ε r , relative
bond energy δE z , cohesive energy δE C , and energy density δE D , for the hcp-structured Be, Re, and
Ru skins
z
Re 4f
5/2
Ru
3d 5/2
Be 1 s
−ε z
(%)
δE z
−δE C δE D
m
1 [29]
1 [30]
1 [68]
E ν (0)/eV
0
40.015 275.883 106.416
σ
0.003
0.003
0.003
E ν (12)/eV
B
12
42.645 279.544 111.110
E ν (12)/eV
2.629
4.661
3.694
(0001)
S 3 6.50 42.794 279.749 111.370 5.28
5.58
42.81
24.25
S 2 4.39 42.965 279.992 111.680 10.79 12.10 58.99
57.90
S 1 3.50 43.110 280.193 111.945 15.06 17.73 65.66
92.14
(1010)
S 4 6.97 –
279.719 111.330 4.51
4.72
39.18
20.26
S 3 4.80 –
279.921 111.590 9.35
10.31 55.88
48.08
S 2 3.82 –
280.105 111.830 13.30 15.35 63.28
77.01
S 1 3.11 –
280.329 112.122 17.68 21.47 68.52
117.74
(1120)
S 4 6.22 –
–
111.400 5.80
6.16
44.97
27.01
S 3 4.53 –
–
111.650 10.27 11.45 57.93
54.26
S 2 3.71 –
–
111.870 13.88 16.11 64.10
81.76
S 1 2.98 –
–
112.190 18.70 22.99 69.46
128.84
(1231)
S 4 6.78 42.779 –
–
4.81
5.05
40.65
21.79
S 3 4.88 42.910 –
–
9.09
10.00 55.27
46.43
S 2 3.55 42.100 –
–
14.77 17.33 65.29
89.49
S 1 2.84 43.305 –
–
19.89 24.83 70.46
142.80