ENDF/B-VII NP-237 Principal cross sections Cross section (barns) · 2011. 5. 7. · ENDF/B-VII...
77
ENDF/B-VII NP-237 Principal cross sections 10 -11 10 -10 10 -9 10 -8 10 -7 10 -6 10 -5 10 -4 10 -3 10 -2 10 -1 10 0 10 1 Energy (MeV) 10 -1 10 0 10 1 10 2 10 3 10 4 Cross section (barns) total absorption elastic gamma production
Transcript of ENDF/B-VII NP-237 Principal cross sections Cross section (barns) · 2011. 5. 7. · ENDF/B-VII...
ENDF/B-VII NP-237Principal cross sections
10-11 10-10 10-9 10-8 10-7 10-6 10-5 10-4 10-3 10-2 10-1 100 101
Energy (MeV)
10-1
100
101
102
103
104
Cro
ss s
ectio
n (b
arns
)
totalabsorptionelasticgamma production
ENDF/B-VII NP-237resonance total cross section
10-7 10-6
Energy (MeV)
102
103
Cro
ss s
ectio
n (b
arns
)
total
ENDF/B-VII NP-237resonance total cross section
10-6 10-5
Energy (MeV)
101
102
103
Cro
ss s
ectio
n (b
arns
)
total
ENDF/B-VII NP-237resonance total cross section
10-5 10-4
Energy (MeV)
101
102
103
Cro
ss s
ectio
n (b
arns
)
total
ENDF/B-VII NP-237resonance total cross section
10-4 10-3
Energy (MeV)
101
102
Cro
ss s
ectio
n (b
arns
)
total
ENDF/B-VII NP-237resonance total cross section
10-1 100
Energy (MeV)
101
Cro
ss s
ectio
n (b
arns
)
total
ENDF/B-VII NP-237resonance total cross section
100 101
Energy (MeV)
101
Cro
ss s
ectio
n (b
arns
)
total
ENDF/B-VII NP-237resonance absorption cross sections
10-7 10-6
Energy (MeV)
10-2
10-1
100
101
102
103
Cro
ss s
ectio
n (b
arns
)
capturefission
ENDF/B-VII NP-237resonance absorption cross sections
10-6 10-5
Energy (MeV)
10-2
10-1
100
101
102
103
Cro
ss s
ectio
n (b
arns
)
capturefission
ENDF/B-VII NP-237resonance absorption cross sections
10-5 10-4
Energy (MeV)
10-3
10-2
10-1
100
101
102
103
Cro
ss s
ectio
n (b
arns
)
capturefission
ENDF/B-VII NP-237resonance absorption cross sections
10-4 10-3
Energy (MeV)
10-3
10-2
10-1
100
101
102
Cro
ss s
ectio
n (b
arns
)
capturefission
ENDF/B-VII NP-237resonance absorption cross sections
10-1 100
Energy (MeV)
10-2
10-1
100
Cro
ss s
ectio
n (b
arns
)
capturefission
ENDF/B-VII NP-237resonance absorption cross sections
100 101
Energy (MeV)
10-2
10-1
100
Cro
ss s
ectio
n (b
arns
)
capturefission
ENDF/B-VII NP-237UR total cross section
10-3 10-2
Energy (MeV)
101
Cro
ss s
ectio
n (b
arns
)
Inf. Dil.100 b
ENDF/B-VII NP-237UR elastic cross section
10-3 10-2
Energy (MeV)
101
Cro
ss s
ectio
n (b
arns
)
Inf. Dil.100 b
ENDF/B-VII NP-237UR fission cross section
10-3 10-2
Energy (MeV)
10-2
10-1
Cro
ss s
ectio
n (b
arns
)
Inf. Dil.100 b
ENDF/B-VII NP-237UR capture cross section
10-3 10-2
Energy (MeV)
100
101
Cro
ss s
ectio
n (b
arns
)
Inf. Dil.100 b
ENDF/B-VII NP-237Heating
10-11 10-10 10-9 10-8 10-7 10-6 10-5 10-4 10-3 10-2 10-1 100 101
Energy (MeV)
10-3
10-2
10-1
100
101
102
Hea
ting
(MeV
/rea
ctio
n)
heating
ENDF/B-VII NP-237Damage
10-11 10-10 10-9 10-8 10-7 10-6 10-5 10-4 10-3 10-2 10-1 100 101
Energy (MeV)
10-6
10-5
10-4
10-3
10-2
10-1
Dam
age
(MeV
-bar
ns)
damage
ENDF/B-VII NP-237Non-threshold reactions
10-11 10-10 10-9 10-8 10-7 10-6 10-5 10-4 10-3 10-2 10-1 100 101
Energy (MeV)
10-2
10-1
100
101
102
103
104
Cro
ss s
ectio
n (b
arns
)
fission(n,gma)
ENDF/B-VII NP-237Principal cross sections
2 4 6 8 10 12 14 16 18 20
Energy (MeV)
0
1
2
3
4
5
6
7
8
Cro
ss s
ectio
n (b
arns
)
totalabsorptionelasticgamma production
ENDF/B-VII NP-237Heating
0 5 10 15 20
Energy (MeV)
0
10
20
30
40
50
60
70
Hea
ting
(MeV
/rea
ctio
n)
heating
ENDF/B-VII NP-237Damage
0 2 4 6 8 10 12 14 16 18 20
Energy (MeV)
0
50
100
150
200
250*10-3
Dam
age
(MeV
-bar
ns)
damage
ENDF/B-VII NP-237Non-threshold reactions
0 2 4 6 8 10 12 14 16 18 20
Energy (MeV)
10-2
10-1
100
Cro
ss s
ectio
n (b
arns
)
fission(n,gma)
ENDF/B-VII NP-237Inelastic levels
0 5 10 15 20
Energy (MeV)
0
100
200
300
400
500*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*1)(n,n*2)(n,n*3)(n,n*4)(n,n*5)
ENDF/B-VII NP-237Inelastic levels
0 1 2 3 4 5 6
Energy (MeV)
0
20
40
60
80
100
120*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*6)(n,n*7)(n,n*8)(n,n*9)(n,n*10)
ENDF/B-VII NP-237Inelastic levels
0 1 2 3 4 5 6
Energy (MeV)
0
20
40
60
80
100*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*11)(n,n*12)(n,n*13)(n,n*14)(n,n*15)
ENDF/B-VII NP-237Inelastic levels
0 1 2 3 4 5 6
Energy (MeV)
0
20
40
60
80
100*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*16)(n,n*17)(n,n*18)(n,n*19)(n,n*20)
ENDF/B-VII NP-237Inelastic levels
0 1 2 3 4 5 6
Energy (MeV)
0
10
20
30
40
50*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*21)(n,n*22)(n,n*23)(n,n*24)(n,n*25)
ENDF/B-VII NP-237Inelastic levels
0 2 4 6 8 10 12 14 16 18 20
Energy (MeV)
0
5
10
15
20
25
30
35*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*26)(n,n*27)(n,n*28)(n,n*29)(n,n*30)
ENDF/B-VII NP-237Inelastic levels
0 2 4 6 8 10 12 14 16 18 20
Energy (MeV)
0
5
10
15
20
25
30
35*10-3
Cro
ss s
ectio
n (b
arns
)
(n,n*31)
ENDF/B-VII NP-237Threshold reactions
0 2 4 6 8 10 12 14 16 18 20
Energy (MeV)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
Cro
ss s
ectio
n (b
arns
)
(n,2n)(n,3n)(n,4n)(n,n*c)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r el
astic
10-3
10-1
101
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
5
10
15
20
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
)
10-1
100
101
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
5
10
15
20
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*3
)
10-1
100
101
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
2
4
6
8
1012
1416
1820
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*4
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*5
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*6
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*7
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*8
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*9
)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
0)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
1)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
2)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
3)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
4)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
5)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
6)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
7)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
8)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*1
9)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
0)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
1)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
2)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
3)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
4)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
5)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
6)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
7)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
8)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*2
9)
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
1
2
3
4
5
6
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*3
0)
10-2
10-1
100
101
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
2
4
6
8
1012
1416
1820
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37an
gula
r di
strib
utio
n fo
r (n
,n*3
1)
10-4
10-2
100
Prob/Cos
-1.0
-0.5
0.0
0.5
1.0
Cosine
0
2
4
6
8
1012
1416
1820
Ener
gy (M
eV)
ENDF/B-VII NP-237Total fission nubar
0 5 10 15 20
Energy (MeV)
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Fis
sion
nub
ar
EN
DF
/B-V
II N
P-2
37N
eutr
on e
mis
sion
for
(n,2
n)
10-3
10-1
Prob/MeV
0
5
10
15
Sec. E
nergy
6
8
10
12
14
16
18
20
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37N
eutr
on e
mis
sion
for
(n,3
n)
10-3
10-1
Prob/MeV
0
2
4
6
8
Sec. E
nergy
12
13
14
15
16
1718
1920
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37N
eutr
on e
mis
sion
for
fissi
on
10-4
10-2
Prob/MeV
0
5
1015
20
Sec. E
nergy
0
5
10
15
20
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37N
eutr
on e
mis
sion
for
(n,4
n)
10-3
10-1
Prob/MeV
0.00.20.40.60.81.0
Sec. E
nergy
19.3
19.4
19.5
19.6
19.7
19.8
19.9
20.0
Ener
gy (M
eV)
EN
DF
/B-V
II N
P-2
37N
eutr
on e
mis
sion
for
(n,n
*c)
10-1
101
Prob/MeV
0
5
1015
20
Sec. E
nergy
0
2
4
6
810
1214
1618
20
Ener
gy (M
eV)
ENDF/B-VII NP-237Delayed nubar
0 5 10 15 20
Energy (MeV)
5
6
7
8
9
10
11
12
13*10-3
Del
ayed
nub
ar
ENDF/B-VII NP-237Delayed neutron spectra
10-3 10-2 10-1 100
Energy (MeV)
10-2
10-1
100
Pro
babi
lity
group 1 frac 0.0318 decay/shake 1.249E-10group 2 frac 0.1954 decay/shake 3.078E-10group 3 frac 0.1663 decay/shake 1.065E-09group 4 frac 0.4569 decay/shake 3.140E-09group 5 frac 0.1277 decay/shake 1.334E-08group 6 frac 0.0219 decay/shake 1.051E-07
ENDF/B-VII NP-237Photon emission for fission
10-2
100
Pro
b/M
eV
0
5
10
Eγ (MeV)
0
5
10
15
20
E n (MeV)
EN
DF
/B-V
II N
P-2
37P
hoto
n em
issi
on fo
r (n
,gm
a)
10-4
10-2
100
Prob/MeV
0
5
10
E γ (M
eV)
0
100
200
300
400
500
600 *1
0-3
En (M
eV)
ENDF/B-VII NP-237Photon emission for nonelastic
10-2
100
Pro
b/M
eV
0
5
10
Eγ (MeV)
0
5
10
15
20
E n (MeV)
ENDF/B-VII NP-237thermal capture photon spectrum
0 2 4 6
Gamma Energy (MeV)
100
101
102
Gam
ma
Pro
d (b
arns
/MeV
)
ENDF/B-VII NP-23714 MeV photon spectrum
0 2 4 6 8 10
Gamma Energy (MeV)
10-5
10-4
10-3
10-2
10-1
100
101
102
Gam
ma
Pro
d (b
arns
/MeV
)
