Table 15:
Potassium bromide single crystal, Ref. [
20
], as cleaved, 8.9 g/mm2 static stress.
Isotope
v
(Hz)
v
c
(Hz)
q
S
(µm)
29
Si
1000
1000
1
1.31
41
K
2800
2829
2
1.32
39
K
3000
2974
2
1.31
37
Cl
3150
3134
2
1.31
35
Cl
3300
3313
2
1.31