JAEA-Data/Code 2007-004 - Welcome to Research Group for ...

Member Pzzm000l if IRP=1 /15*NRS+2/
L
NRS
ER j
AJ j
The member keeps the control information for a given l-value, repeated for
l=0,NLS-1.
Value of l
Number of resolved resonance levels for a given l-value.
15 resolved resonance parameters per a level to express the multi-level formula;
repeated for NRS times.
Resonance energy (eV)
Statistical factor (2J+1)/2/(I+1)
GT j Γ : total width (eV)
GN j Γ n : neutron width (eV)
GG j Γ γ : gamma width (eV)
GF j Γ f : fission width (eV)
SIGZ j
SIGZP j
BETA j
ETA j
RII j
UT j
VT j
UF j
VF j
Peak value of total cross-section
σ
=
6
2.6 *10 * ( AJ
) * Γ
/( Γ * ( ER
0 j n
j
Peak value of scattering cross-section
σ
1/ 2
0 p = ( σ 0σ
p * ( AJ j ) * Γn
/ Γ)
β = ( 1.0 + ( σ 0 Γn
/ σ pΓ))
∞
η = σ / σ
∞
0
I = πσ Γ / 2ER
∞
0 γ
U-value for total
V-value for total
U-value for fission
V-value for fission
p
j
1/ 2
for j=1,NRS, and σ p is potential scattering.
))
Member Bzzm000r if IRP=1
The member keeps the background cross-sections for a given reaction
NR
Number of energy ranges that have been given. A different interpolation scheme
may be given for each range.
NP
Total number of energy points used to specify the data.
(NBT(i),INT(i),i=1,NR)
Interpolation schemes
(E(i),σ(i),i=1,NP)
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