Ph.D. thesis (pdf) - dirac

164 Boson Peak
S(ω) [arb.unit]
S(ω) [arb.unit]
0.2
0.15
0.1
0.05
0.04 0
0.03
0.02
0.01
Patm
0 5 10 1200 MPa15
0
0 5 10 15
ω [meV]
Figure 8.16: The boson peak of cumene at atmospheric pressure and at 1.2 GPa at
T ≈ T g (P). The data are corrected for the temperature dependent bosefactor.
S(ω)/S(ω BP
)
2
1.5
1
0.5
1200 MPa
Patm
0
0 1 2 3 4 5 6
ω/ω BP
Figure 8.17: The boson peak of cumene at atmospheric pressure and at 1.2 GPa at
T ≈ T g (P). The axis are scaled with the boson peak position and intensity. The
data are corrected for the temperature dependent bosefactor.