Biomedical Engineering Reference
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(a)
(b)
Figure 8.
SEM image (Back-scattering Electron—BE mode) of a cross sectioned Au/ZrB
2
sample:
(a) Au penetration along ZrB
2
grains at the surface; (b) Au map.
Figure 9.
Kinetics of wetting of different Ag-X alloys on ZrB
2
at
T
=
1050
◦
C.
Ta b l e 1 .
Surface tension and contact angles for Ag-X alloys on ZrB
2
(
T
=
1050
◦
C)
Metal/alloy (at%)
σ
lv
(mN/m)
θ
W
a
(mN/m)
σ
lv
cos
θ
(mN/m)
153
◦
Ag
913
995
−
813
27
◦
Ag-Ti 2.4
931
1761
830
21
◦
Ag-Zr 2.4
929
1796
867
75
◦
Ag-Hf 2.4
933
1175
242
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