INDC(SEC)-46/U+R+F+SIN DC INTERNATIONAL NUCLEAR DATA ...
INDC(SEC)-46/U+R+F+SIN DC INTERNATIONAL NUCLEAR DATA ...
INDC(SEC)-46/U+R+F+SIN DC INTERNATIONAL NUCLEAR DATA ...
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92 URANIUM 235 NEUTRON DELAYED N E U T R O N S EMITTED PERFISSION (CONTINUED)<br />
Z14015 SOOO KEV 15o 0 MEV McN o NIKOLAEV FEI<br />
DECISION ABOUT TOTAL INELASTIC CROSS <strong>SEC</strong>TION AT<br />
1 = 0 TO 2o 5 MEV WANTEDc<br />
TEMPERATURE FOR INELASTIC NEUTRONS WANTED AT THE<br />
HIGHER ENERGIESc<br />
SPECTRA AND CROSS <strong>SEC</strong>TION FOR DIRECT INELASTIC<br />
SCATTERING PROCESSES TO BE INVESTIGATED IN THE<br />
MEV REGION AS WELL AS DIRECT MECHANISM CONTRIB-<br />
UTlONSo<br />
CROSS <strong>SEC</strong>TION FOR INELASTIC REMOVAL BELOW FISSION<br />
THRESHOLD OF U-238 WANTED TO lo5 - 2o 0 PERCENTo<br />
CROSS <strong>SEC</strong>TION FOR INELASTIC REMOVAL BELOW FISSION<br />
THRESHOLD OF PU-240 OR NP-237 WANTED TO 3 - 5<br />
PERCENT:<br />
EXCITATION CS FOR FIRST LEVEL ABOVE THRESHOLD TO 2<br />
MEV SHOULD BE MEASURED WITH 5 PERCENT ACCURACYo<br />
NEUTRON SPECTRA TO BE MEASURED WITH 5 PERCENT<br />
ACCURACY AT 2=515 MEVo<br />
SEE GENERAL COMMENTS IN THE INTRODUCTIONo<br />
PRECISION MEASUREMENTS OF MENTIONED INTEGRAL<br />
PARAMETERS IN SHELL TRANSMISSION EXPERIMENTS<br />
WITH CF-252 NEUTRON SOURCE AND U-238 AND NP-237<br />
FISSION THRESHOLD DETECTORS AS WELL AS BY<br />
NEUTRON SPECTROMETER SEEMS VERY USEFULo<br />
SUBSTANTIAL MOO IF ICAT.I ONSo<br />
-STATUS<br />
GEL<br />
PEL<br />
HAR<br />
GEL<br />
ANL<br />
KFK<br />
AE<br />
L T I<br />
KNITTER* - ZP 244 358( 1971). <strong>DATA</strong> 1c 5 TO 2o3 MEVo<br />
BARNARD* - 70 HELSINKI 2 103. <strong>DATA</strong> TC lc4 MEVo<br />
ARMITAGE* - AERE-PR/NP18 (1972). IN PROGRESS lo1 TO 2=4 MEVc<br />
KNITTER* - EANCC(E)—15G (1972), WCfiK CCNTINUESo<br />
SMITH* - LSNOC-11 25(1974)o NEW RESULTS TO 4 MEVo<br />
VOSS* - EAN<strong>DC</strong>(E ) -157 (1973), IN PROGRESS TC 2 MEVo<br />
CONDE+ - WORK IN PROGRESSo<br />
MARCELLA* - <strong>DATA</strong> 1 TO 2o 7 MEVo<br />
92 URANIUM 238 NEUTRON DOUBLE DIFFERENTIAL INELASTIC CROSS <strong>SEC</strong>TION<br />
£52252 1o 00 MEV 2o 50 MEV UK CcGoCAMPBELL WIN<br />
o: FOR FAST REACTORSc<br />
65,3062 3 09o KEV 1 Oo 0 MEV lOoOX 1 BAN MoMc ISLAM RAM<br />
0: FOR FAST REACTORSc<br />
Z420S4<br />
1 5o 0 MEV SoOX FR AoMICHAUDON<br />
STA TUS-<br />
STATUS-<br />
-STATUS<br />
HAR ARM ITAGEo - IN FROGRESSo<br />
92 URANIUM 238 NEUTRON NCN-ELASTIC CROSS <strong>SEC</strong>TION<br />
65.2.0 £1 ICOo KEV 1Oo 0 MEV lOoOX BAN M0M0ISLAM RAM<br />
O: FOR FAST REACTORSo<br />
Z1401Z 1 1 Co 0 KEV 1 5o 0 MEV MoNcNIKOLAEV FEI<br />
DIRECT MEASUREMENTS BY SHELL TRANSMISSION<br />
DESIRABLE WITH 3-5 PERCENT ACCURACY,<br />
FOR EVALUATION OF INELASTIC SCATTERING CROSS<br />
<strong>SEC</strong>TION FOR FAST REACTORSo<br />
92 URANIUM 238 NEUTRCN CAPTURE CROSS <strong>SEC</strong>TION<br />
651415 SCO, EV<br />
1Oo 0<br />
MEV<br />
C0E0TILL<br />
Be HUTC H INS<br />
P o BeHEMMIG<br />
ANL<br />
GEB<br />
AEC<br />
ACCURACY 6 PERCENT FROM 500 EV TO 1 KEV, 4 PERCENT<br />
FROM 1 KEV TO 300 KEV, 6 PERCENT FROM 300 KEV TO<br />
500 KEV, 10 PERCENT FROM 500 KEV TO 10 MEVo<br />
ACCURACY OF 10 PERCENT FROM 1 KEV TO 10 MEV,<br />
USEFULc<br />
HIGHEST PRIORITY NEED FOR FAST REACTOR<br />
CALCULATIONSo<br />
651435 10,0 KEV<br />
1 Oo 0 MEV<br />
COECTILL<br />
BoHUTCHINS<br />
PoBeHEMMIG<br />
Ao.M,PERRY<br />
ANL<br />
GEB<br />
AEC<br />
ORL<br />
NEEDED IS RATIO OF CAPTURE CROSS <strong>SEC</strong>TION U-238 TO<br />
FISSION CROSS <strong>SEC</strong>TION OF PU-239 OR U-235o<br />
DIRECT RATIO NEEDED TO SUPPLEMENT SEPARATE<br />
MEASUREMENT,<br />
ACCURACY 1,5 PERCENT BELOW 300 KEV, 7 PERCENT<br />
ABOVEo<br />
INTERMEDIATE ACCURACY USEFUL NEAR TERMo<br />
652401 SoOO MV<br />
60 00 EV<br />
J0G0TYROR<br />
A: ACCURACY REQUIRED o03 BARNSo<br />
0: FOR THERMAL REACTORSo<br />
£52402 4,00 EV 500, EV 2,OX HOTELLIER SAC<br />
0: RELATIVE TO SIGMA(N.G) AT THERMALo<br />
O: FOR CALCULATION OF IEFFo<br />
EVALUATION MAY SUFFICE IF IT EXPLAINS<br />
DISCREPANCIES,<br />
FISSION LIST PAGE 1 lo 83