// Godiva
//
///////////////////////////////////////
// //
// ENDF/B-VII.0 keff std //
// Experiment : 1.0000 (10) //
// MCNP5-1.60 : 0.9995 (5) //
// //
///////////////////////////////////////

// IFP Kinetics Parameters
//
// Rossi alpha
// measure : \u2212111 ± 2
// T4 (CEAv5.1) : \u2212113 ± 0.57
//
// Beta eff
// measure : 645 ± 13
// T4 (CEAv5.1) : 646 ± 3
//
// Lambda eff
// computed from Beta eff and Rossi alpha : 5.8
// T4 (CEAv5.1) : 5.71 ± 0.0036


GEOMETRIE
TITRE Godiva Solid Bare HEU sphere HEU-MET-FAST-001

	SURF 1 SPHERE 0. 0. 0. 8.7407
	VOLU 1 EQUA
	MOINS 1 1
	FINV // SPHERE HEU

FINGEOM

COMPOSITION 1
	//HEU Metal
	PUNCTUAL 294 MF 3
	U234 4.9184E-04
	U235 4.4994E-02
	U238 2.4984E-03
FIN_COMPOSITION

GEOMCOMP
	MF 1 1
FIN_GEOMCOMP

LIST_DECOUPAGE 2
DEC_1G 2 1.96400E+01 1.10000E-11
DEC_33G 34
1.964033E+01 1.000000E+01 6.065307E+00 3.678794E+00 2.231302E+00 1.353353E+00 8.208500E-01 4.978707E-01 3.019738E-01 1.831564E-01 1.110900E-01 6.737947E-02 4.086771E-02
2.478752E-02 1.503439E-02 9.118820E-03 5.530844E-03 3.354626E-03 2.034684E-03 1.234098E-03 7.485183E-04 4.539993E-04 3.043248E-04 1.486254E-04 9.166088E-05 6.790405E-05
4.016900E-05 2.260329E-05 1.370959E-05 8.315287E-06 4.000000E-06 5.400000E-07 1.000000E-07 1.000010E-11
FIN_LIST_DECOUPAGE

LIST_SOURCE 1
 SOURCE
 NORME     1.
 NEUTRON
	PONCTUAL 0 0 0
 ANGULAR_DISTRIBUTION
	ISOTROPIC
 ENERGETIC_DISTRIBUTION
	SPECTRE MONOCINETIQUE 19.0
 TIME_DISTRIBUTION
	DIRAC 0.
 FIN_SOURCE
FIN_LIST_SOURCE

IFP_SENSITIVITY_LIST 
	
	4
	
	NU_FISSION 3
	
	NUCLEUS U235
	PROMPT
	ENERGY DECOUPAGE DEC_33G 

	NUCLEUS U235
	TOTAL
	ENERGY DECOUPAGE DEC_33G 

	NUCLEUS U235
	DELAYED TOTAL
	ENERGY DECOUPAGE DEC_33G 
	
	CHI_FISSION 3
	
	NUCLEUS U235
	PROMPT
	ENERGY DECOUPAGE DEC_33G
	INCIDENT_ENERGY DECOUPAGE DEC_1G 
	UNCONSTRAINED_COEFFICIENTS
	
	NUCLEUS U235
	TOTAL
	ENERGY DECOUPAGE DEC_33G
	INCIDENT_ENERGY DECOUPAGE DEC_1G 
	UNCONSTRAINED_COEFFICIENTS
	
	NUCLEUS U235
	TOTAL
	ENERGY DECOUPAGE DEC_33G
	INCIDENT_ENERGY DECOUPAGE DEC_1G 
	CONSTRAINED_COEFFICIENTS
	
	SCATTERING_TRANSFER_FUNCTION 2
	
	NUCLEUS U238
	REACTION 21
	ENERGY DECOUPAGE DEC_33G
	INCIDENT_ENERGY DECOUPAGE DEC_1G 
	COSINUS DECOUPAGE 2 -1.0 1.0
	UNCONSTRAINED_COEFFICIENTS
	
	NUCLEUS U238
	REACTION 21
	ENERGY DECOUPAGE DEC_33G
	INCIDENT_ENERGY DECOUPAGE DEC_1G 
	COSINUS DECOUPAGE 2 -1.0 1.0
	CONSTRAINED_COEFFICIENTS
	
	SECTION 3
	
	NUCLEUS U235
	REACTION 104
	ENERGY DECOUPAGE DEC_33G 
	
	NUCLEUS U235
	REACTION 33
	ENERGY DECOUPAGE DEC_33G
	
	NUCLEUS U238
	REACTION 52
	ENERGY DECOUPAGE DEC_33G
	
	IFP_CYCLE_LENGTH 10
FIN_IFP_SENSITIVITY_LIST

SIMULATION
	CRITICITE
	DISCARD 20
	BATCH 120
	SIZE 20000
	EDITION 1
	ENERGY_INF NEUTRON 1.E-11
	ENERGY_SUP NEUTRON 1.964033E+01
	PARTICLE 1 NEUTRON
	FORCED_UNIT_BASE_INTERPOL
FIN_SIMULATION