17 Momentum and Density Dependence of the Nuclear Mean Field …
253
0
0.5
1
1.5
ρ [fm
-3 ]
1
10
100
1000
10000
P [MeVfm
-3
]
γ =1
γ=2/3
γ=1/2
γ=1/3
0
0.5
1
1.5
ρ [fm
-3 ]
1
10
100
1000
10000
Yukawa
Gaussian
(a)
(b)
Fig. 17.6 Pressure in SNM as a function of density ρ for different sets corresponding to γ =
1
3 ,
1
2 ,
2
3 , 1 of the SEI for Yukawa form in panel (a) and Gaussian form in panel (b). The results
extracted from the heavy-ion collision experiments are shown by the region enclosed by the curve
(orange) [36]. Similarly, results obtained from the sub-threshold k + production study are the area
enclosed by the dashed curve (green) [37]
0
0.5
10
ρ [fm
-3 ]
0
100
200
e(ρ) [MeV]
γ= 1
γ= 2/3
γ= 1/2
γ= 1/3
0.5
1
ρ [fm
-3 ]
Yukawa
Gaussian
(a)
(b)
Fig. 17.7 Energy per particle e(ρ) as a function of density for the 04-sets of EOS corresponding to
γ =
1
3 ,
1
2 ,
2
3 , and 1 for both Yukawa and Gaussian form of SEI in panels (a) and (b), respectively
227.57, 246.19, 263.36, and 293.73 MeV for Gaussian form of SEI. The results for
energy per particle e(ρ) as a function of density for the four sets of EOSs corresponding to γ =
1
3
,
1
2
,
2
3
, and 1 are shown in Fig. 17.7 for both Yukawa and Gaussian form
of SEI in panels (a) and (b), respectively. The velocity of sound, v, in SNM is shown
in the unit of velocity of light c as a function of density ρ in Fig. 17.8 for both Yukawa
and Gaussian form of SEI.