ENTRY 20515 20131130 22382051500000001
SUBENT 20515001 20131130 22382051500100001
BIB 15 59 2051500100002
INSTITUTE (2SWTLAU) 2051500100003
REFERENCE (J,HPA,43,237,1970) Mainly graphs. 2051500100004
(P,EANDC(OR)-90,196906) Progr. rep. 2051500100005
(P,EANDC(OR)-75,196807) Progr. rep. 2051500100006
(J,HPA,41,433,196807) Progr. rep. (In French) 2051500100007
(W,VAUCHER,197005) numerical values. 2051500100008
(P,EANDC(OR)-48,196705) Superseded. 2051500100009
AUTHOR (B.Vaucher,J.C.Alder,C.Joseph) 2051500100010
TITLE Scattering of 14.1 MeV neutrons by B-10 2051500100011
FACILITY (NGEN,2SWTLAU) .Neutron generator of the Institut de 2051500100012
Physique Nucleaire de l'Universite de Lausanne. 2051500100013
INC-SOURCE (D-T) Deuteron-tritium reaction. Ed = 145 keV. 2051500100014
Thin titanium-tritium target. 2051500100015
INC-SPECT .Mono-energetic neutrons. En = 14.15 +- 0.10 MeV. 2051500100016
SAMPLE .Two different scatterers, each measuring 7.2 cm high, 2051500100017
1.8 cm wide and 5 cm thick, were used alternately, the 2051500100018
center of the scatterer being placed along the neutron 2051500100019
beam axis, 18 cm from the source. 2051500100020
1. Natural boron powder (81.17% B-11, 18.83% B-10) 2051500100021
2. B-10-enriched boron powder (91.35% B-10,8.65% B-11)2051500100022
Impurities 1.9% C, 1.2% O. Same geometry. 2051500100023
METHOD (TOF,PSD) Measurement of scattered neutron TOF- 2051500100024
(ASSOP) Spectra by means of fast spectrometer employing2051500100025
the associated alpha particles from the H-3(d,n)He-4 2051500100026
reaction. 2051500100027
.The fast-slow coincidence circuitry as well as the 2051500100028
time-to-pulse-height converter used are described by 2051500100029
Grin and Joseph in Nucl.Instr.Meth.24,331(1963). 2051500100030
Angular resolution +- 4.5 deg. Time resolution for 2051500100031
direct flight 1.9 ns (FWHM), flight path, depending 2051500100032
on the mean scattering angle, 4 to 5 m. 2051500100033
REL-REF (M,,G.A.Grin+,J,NIM,24,331,1963) - see METHOD 2051500100034
DETECTOR (SCIN) Liquid scintillator, type NE 213, as 2051500100035
neutron detector. Area 19.6*20.1 cm*cm, thickness 2051500100036
3.6 cm. Threshold 3 MeV proton energy. Elimination 2051500100037
of gamma-counting by pulse-shape discrimination. 2051500100038
Shielding against the neutron-source by a pyramidal 2051500100039
iron shadow bar, 25 cm long, close to the target. 2051500100040
(SCIN) Plastic scintillator, type NE 102A, as 2051500100041
alpha detector. Area 30*11.4 mm*mm, thickness 12.5 mu.2051500100042
Distance from neutron-source 71 mm. 2051500100043
MONITOR (1-H-1(N,EL)1-H-1,,DA) Used to determine detector 2051500100044
efficiency. 2051500100045
PART-DET (N) Scattered neutrons. 2051500100046
(A) Associated alphas. 2051500100047
CORRECTION .Corrections applied for accidental coincidences, 2051500100048
scattering by impurities in the sample and by the 2051500100049
sample-canning, contributions from the environment, 2051500100050
finite geometry, multiple scattering and absorption 2051500100051
in the sample, absorption in air. 2051500100052
HISTORY (19741115C) 2051500100053
(19760421E) 2051500100054
(19801119A) Monitor changed. 2051500100055
(19801204E) 2051500100056
(19810115A) DATA-ERR heading in Subent 002 corrected. 2051500100057
(19810120E) 2051500100058
(20131130A) SD:Updated to new date formats,lower case. 2051500100059
Corrected according to last EXFOR rules and Dict. Year 2051500100060
of ref. was corrected(HPA,43,237,1969->HPA,43,237,1970)2051500100061
ENDBIB 59 0 2051500100062
COMMON 2 3 2051500100063
EN EN-ERR 2051500100064
MEV MEV 2051500100065
1.4150E+01 1.0000E-01 2051500100066
ENDCOMMON 3 0 2051500100067
ENDSUBENT 66 0 2051500199999
SUBENT 20515002 20131130 22382051500200001
BIB 5 9 2051500200002
REACTION (5-B-10(N,SCT)5-B-10,PAR,SIG) 2051500200003
ANALYSIS (INTAD) Value obtained by extrapolation and integration2051500200004
of the measured angular distribution. 2051500200005
STATUS (TABLE) .Table II in Helv.Phys.Acta 43(1969)237. 2051500200006
(DEP,20515003) See ANALYSIS 2051500200007
ERR-ANALYS (DATA-ERR) Total absolute error given. 2051500200008
HISTORY (19801119A) REACTION re-coded. 2051500200009
(20131130A) SD: REACTION code changed according EXFOR 2051500200010
rules (EL + INL -> SCT). 2051500200011
ENDBIB 9 0 2051500200012
NOCOMMON 0 0 2051500200013
DATA 4 1 2051500200014
E-LVL E-LVL DATA DATA-ERR 2051500200015
MEV MEV B B 2051500200016
0.0000E+00 7.1700E-01 9.7200E-01 3.5000E-02 2051500200017
ENDDATA 3 0 2051500200018
ENDSUBENT 17 0 2051500299999
SUBENT 20515003 20131130 22382051500300001
BIB 6 12 2051500300002
REACTION (5-B-10(N,SCT)5-B-10,PAR,DA) 2051500300003
ANALYSIS .Values derived from the measured neutron-TOF-spectra 2051500300004
by means of Least-Squares fits using a Monte-Carlo 2051500300005
computer program. 2051500300006
COMMENT .Differential elastic cross sections plus small 2051500300007
contributions of partial inelastic scattering. 2051500300008
STATUS (TABLE) .Numerical values from B.Vaucher, May 1970. 2051500300009
ERR-ANALYS (ERR-S) Only statistical errors are given in tables. 2051500300010
(ERR-SYS) Systematic errors were estimated at about 5%.2051500300011
HISTORY (19801119A) REACTION re-coded, ERR-ANALYS changed. 2051500300012
(20131130A) SD: REACTION code changed according EXFOR 2051500300013
rules (EL + INL -> SCT). 2051500300014
ENDBIB 12 0 2051500300015
COMMON 4 3 2051500300016
E-LVL E-LVL ERR-SYS ANG-RSL 2051500300017
MEV MEV PER-CENT ADEG 2051500300018
0.0000E+00 7.1700E-01 5.0000E+00 4.5 2051500300019
ENDCOMMON 3 0 2051500300020
DATA 3 14 2051500300021
COS-CM DATA-CM ERR-S 2051500300022
NO-DIM MB/SR MB/SR 2051500300023
-9.5931E-01 1.1200E+01 4.0000E-01 2051500300024
-9.0777E-01 1.0900E+01 4.0000E-01 2051500300025
-8.0592E-01 1.0200E+01 4.0000E-01 2051500300026
-6.7042E-01 1.4400E+01 5.0000E-01 2051500300027
-5.0302E-01 2.1300E+01 4.0000E-01 2051500300028
-3.1067E-01 2.7900E+01 4.0000E-01 2051500300029
-1.0105E-01 2.7700E+01 4.0000E-01 2051500300030
1.2013E-01 2.3000E+01 5.0000E-01 2051500300031
3.3873E-01 1.9000E+01 5.0000E-01 2051500300032
5.4317E-01 4.1300E+01 6.0000E-01 2051500300033
7.2296E-01 1.3600E+02 1.5000E+00 2051500300034
8.6427E-01 3.4650E+02 2.0000E+00 2051500300035
9.5882E-01 5.9000E+02 3.0000E+00 2051500300036
9.8162E-01 7.5500E+02 1.2000E+01 2051500300037
ENDDATA 16 0 2051500300038
ENDSUBENT 37 0 2051500399999
SUBENT 20515004 20131130 22382051500400001
BIB 5 7 2051500400002
REACTION (5-B-10(N,INL)5-B-10,PAR,SIG) Partial cross section. 2051500400003
ANALYSIS (INTAD) Values obtained by extrapolation and 2051500400004
integration of the measured angular distributions. 2051500400005
STATUS (TABLE) .Table II in HPA,43,237. 2051500400006
(DEP,20515005) See ANALYSIS 2051500400007
ERR-ANALYS (DATA-ERR) Total absolute errors are given. 2051500400008
HISTORY (19801119A) REACTION re-coded. 2051500400009
ENDBIB 7 0 2051500400010
NOCOMMON 0 0 2051500400011
DATA 4 9 2051500400012
E-LVL E-LVL DATA DATA-ERR 2051500400013
MEV MEV MB MB 2051500400014
1.7400E+00 8.0000E+00 3.0000E+00 2051500400015
1.7400E+00 2.1500E+00 1.4500E+01 1.5000E+00 2051500400016
2.1500E+00 5.0000E+00 3.0000E+00 2051500400017
3.5800E+00 1.1000E+01 1.5000E+00 2051500400018
4.7700E+00 4.2000E+00 1.6000E+00 2051500400019
5.1100E+00 5.1800E+00 1.3500E+01 2.0000E+00 2051500400020
5.9200E+00 6.1300E+00 6.8000E+01 4.0000E+00 2051500400021
6.5600E+00 9.0000E+00 1.5000E+00 2051500400022
6.8800E+00 7.0000E+00 1.1000E+01 1.5000E+00 2051500400023
ENDDATA 11 0 2051500400024
ENDSUBENT 23 0 2051500499999
SUBENT 20515005 20131130 22382051500500001
BIB 5 11 2051500500002
REACTION (5-B-10(N,INL)5-B-10,PAR,DA) Partial inelastic angular 2051500500003
distributions. 2051500500004
ANALYSIS (LEAST) .Values derived from the measured neutron-TOF- 2051500500005
spectra by means of Least-Squares fits using a 2051500500006
Monte-Carlo computer program. 2051500500007
STATUS (TABLE) .Numerical values from B.Vaucher, May 1970. 2051500500008
(Tbl.I in HPA,43,237.) 2051500500009
HISTORY (19801121A) REACTION, EN-SEC and ERR-ANALYS changed. 2051500500010
ERR-ANALYS (ERR-S) Only statistical errors are given. 2051500500011
(ERR-SYS) Systematic errors were estimated to be less 2051500500012
than or equal to 5%. 2051500500013
ENDBIB 11 0 2051500500014
COMMON 2 3 2051500500015
ERR-SYS ANG-RSL 2051500500016
PER-CENT ADEG 2051500500017
5.0000E+00 4.5 2051500500018
ENDCOMMON 3 0 2051500500019
DATA 5 124 2051500500020
E-LVL E-LVL COS-CM DATA-CM ERR-S 2051500500021
MEV MEV NO-DIM MB/SR MB/SR 2051500500022
1.7400E+00 -9.6029E-01-2.0000E-01 4.0000E-01 2051500500023
1.7400E+00 -9.0923E-01 1.3000E+00 4.0000E-01 2051500500024
1.7400E+00 -8.0901E-01 8.0000E-01 5.0000E-01 2051500500025
1.7400E+00 -6.7559E-01 8.0000E-01 5.0000E-01 2051500500026
1.7400E+00 -5.1054E-01 2.0000E-01 6.0000E-01 2051500500027
1.7400E+00 -3.1896E-01 6.0000E-01 5.0000E-01 2051500500028
1.7400E+00 -1.0973E-01-1.0000E-01 5.0000E-01 2051500500029
1.7400E+00 1.1147E-01 1.3000E+00 7.0000E-01 2051500500030
1.7400E+00 3.3051E-01 2.0000E-01 7.0000E-01 2051500500031
1.7400E+00 5.3730E-01 1.5000E+00 7.0000E-01 2051500500032
1.7400E+00 7.1934E-01 1.2000E+00 7.0000E-01 2051500500033
1.7400E+00 8.6339E-01 7.0000E-01 1.2000E+00 2051500500034
1.7400E+00 9.5832E-01-8.0000E-01 1.5000E+00 2051500500035
1.7400E+00 9.8129E-01 3.2000E+00 1.8000E+00 2051500500036
2.1500E+00 -9.6029E-01 8.0000E-01 4.0000E-01 2051500500037
2.1500E+00 -9.0923E-01-1.0000E-01 4.0000E-01 2051500500038
2.1500E+00 -8.0901E-01-6.0000E-01 4.0000E-01 2051500500039
2.1500E+00 -6.7559E-01-1.2000E+00 5.0000E-01 2051500500040
2.1500E+00 -5.1054E-01 1.0000E-01 5.0000E-01 2051500500041
2.1500E+00 -3.1896E-01 4.0000E-01 5.0000E-01 2051500500042
2.1500E+00 -1.0973E-01 5.0000E-01 5.0000E-01 2051500500043
2.1500E+00 1.1147E-01 0.0000E+00 7.0000E-01 2051500500044
2.1500E+00 3.3051E-01 1.0000E-01 7.0000E-01 2051500500045
2.1500E+00 5.3730E-01 2.0000E-01 7.0000E-01 2051500500046
2.1500E+00 7.1934E-01 2.5000E+00 7.0000E-01 2051500500047
2.1500E+00 8.6339E-01 1.4000E+00 1.2000E+00 2051500500048
2.1500E+00 9.5832E-01 2.2000E+00 1.5000E+00 2051500500049
2.1500E+00 9.8129E-01 2.0000E+00 1.8000E+00 2051500500050
2.1500E+00 1.7400E+00-9.6029E-01-4.0000E-01 3.0000E-01 2051500500051
2.1500E+00 1.7400E+00-9.0923E-01 8.0000E-01 2.0000E-01 2051500500052
2.1500E+00 1.7400E+00-8.0901E-01 5.0000E-01 3.0000E-01 2051500500053
2.1500E+00 1.7400E+00-6.7559E-01 0.0000E+00 3.0000E-01 2051500500054
2.1500E+00 1.7400E+00-5.1054E-01 4.0000E-01 2.0000E-01 2051500500055
2.1500E+00 1.7400E+00-3.1896E-01 1.0000E+00 2.0000E-01 2051500500056
2.1500E+00 1.7400E+00-1.0973E-01 9.0000E-01 2.0000E-01 2051500500057
2.1500E+00 1.7400E+00 1.1147E-01 8.0000E-01 2.0000E-01 2051500500058
2.1500E+00 1.7400E+00 3.3051E-01 9.0000E-01 2.0000E-01 2051500500059
2.1500E+00 1.7400E+00 5.3730E-01 1.5000E+00 3.0000E-01 2051500500060
2.1500E+00 1.7400E+00 7.1934E-01 1.8000E+00 3.0000E-01 2051500500061
2.1500E+00 1.7400E+00 8.6339E-01 3.7000E+00 6.0000E-01 2051500500062
2.1500E+00 1.7400E+00 9.5832E-01 3.9000E+00 8.0000E-01 2051500500063
3.5800E+00 -9.6078E-01 0.0000E+00 3.0000E-01 2051500500064
3.5800E+00 -9.1068E-01 9.0000E-01 3.0000E-01 2051500500065
3.5800E+00 -8.1310E-01 4.0000E-01 3.0000E-01 2051500500066
3.5800E+00 -6.8072E-01 0.0000E+00 3.0000E-01 2051500500067
3.5800E+00 -5.1802E-01 2.0000E-01 2.0000E-01 2051500500068
3.5800E+00 -3.2886E-01 4.0000E-01 2.0000E-01 2051500500069
3.5800E+00 -1.1840E-01 4.0000E-01 2.0000E-01 2051500500070
3.5800E+00 1.0105E-01 5.0000E-01 3.0000E-01 2051500500071
3.5800E+00 3.2226E-01 1.0000E+00 3.0000E-01 2051500500072
3.5800E+00 5.3140E-01 9.0000E-01 3.0000E-01 2051500500073
3.5800E+00 7.1447E-01 1.5000E+00 3.0000E-01 2051500500074
3.5800E+00 8.6074E-01 2.7000E+00 4.0000E-01 2051500500075
3.5800E+00 9.5732E-01 4.2000E+00 5.0000E-01 2051500500076
3.5800E+00 9.8095E-01 2.6000E+00 9.0000E-01 2051500500077
4.7700E+00 -9.6174E-01 7.0000E-01 3.0000E-01 2051500500078
4.7700E+00 -9.1354E-01 5.0000E-01 3.0000E-01 2051500500079
4.7700E+00 -8.1714E-01 7.0000E-01 6.0000E-01 2051500500080
4.7700E+00 -6.8708E-01 8.0000E-01 4.0000E-01 2051500500081
4.7700E+00 -5.2547E-01 5.0000E-01 3.0000E-01 2051500500082
4.7700E+00 -3.3709E-01 0.0000E+00 2.0000E-01 2051500500083
4.7700E+00 -1.2879E-01-5.0000E-01 6.0000E-01 2051500500084
4.7700E+00 9.2370E-02 0.0000E+00 3.0000E-01 2051500500085
4.7700E+00 3.1399E-01 0.0000E+00 3.0000E-01 2051500500086
4.7700E+00 5.2398E-01 3.0000E-01 3.0000E-01 2051500500087
4.7700E+00 7.0957E-01 2.0000E-01 3.0000E-01 2051500500088
4.7700E+00 8.5716E-01 7.0000E-01 6.0000E-01 2051500500089
4.7700E+00 9.5681E-01 1.8000E+00 8.0000E-01 2051500500090
4.7700E+00 9.8061E-01 1.8000E+00 1.1000E+00 2051500500091
5.1100E+00 5.1800E+00-9.6174E-01 1.2000E+00 5.0000E-01 2051500500092
5.1100E+00 5.1800E+00-9.1354E-01 1.9000E+00 4.0000E-01 2051500500093
5.1100E+00 5.1800E+00-8.1714E-01 7.0000E-01 8.0000E-01 2051500500094
5.1100E+00 5.1800E+00-6.8708E-01 1.0000E+00 4.0000E-01 2051500500095
5.1100E+00 5.1800E+00-5.2695E-01 9.0000E-01 3.0000E-01 2051500500096
5.1100E+00 5.1800E+00-3.3873E-01 8.0000E-01 3.0000E-01 2051500500097
5.1100E+00 5.1800E+00-1.3052E-01 6.0000E-01 3.0000E-01 2051500500098
5.1100E+00 5.1800E+00 9.2370E-02 5.0000E-01 3.0000E-01 2051500500099
5.1100E+00 5.1800E+00 3.1233E-01 9.0000E-01 4.0000E-01 2051500500100
5.1100E+00 5.1800E+00 5.2398E-01 1.7000E+00 4.0000E-01 2051500500101
5.1100E+00 5.1800E+00 7.0957E-01 1.5000E+00 4.0000E-01 2051500500102
5.1100E+00 5.1800E+00 8.5716E-01 1.1000E+00 4.0000E-01 2051500500103
5.1100E+00 5.1800E+00 9.5681E-01 2.2000E+00 6.0000E-01 2051500500104
5.1100E+00 5.1800E+00 9.8061E-01 1.7000E+00 1.2000E+00 2051500500105
5.9200E+00 6.1300E+00-9.6269E-01 5.5000E+00 6.0000E-01 2051500500106
5.9200E+00 6.1300E+00-9.1496E-01 6.6000E+00 5.0000E-01 2051500500107
5.9200E+00 6.1300E+00-8.2015E-01 5.6000E+00 6.0000E-01 2051500500108
5.9200E+00 6.1300E+00-6.9214E-01 6.0000E+00 5.0000E-01 2051500500109
5.9200E+00 6.1300E+00-5.3287E-01 5.1000E+00 4.0000E-01 2051500500110
5.9200E+00 6.1300E+00-3.4693E-01 5.6000E+00 3.0000E-01 2051500500111
5.9200E+00 6.1300E+00-1.3917E-01 4.5000E+00 3.0000E-01 2051500500112
5.9200E+00 6.1300E+00 8.1930E-02 4.3000E+00 3.0000E-01 2051500500113
5.9200E+00 6.1300E+00 3.0569E-01 4.8000E+00 4.0000E-01 2051500500114
5.9200E+00 6.1300E+00 5.1802E-01 4.3000E+00 4.0000E-01 2051500500115
5.9200E+00 6.1300E+00 7.0587E-01 5.7000E+00 3.0000E-01 2051500500116
5.9200E+00 6.1300E+00 8.5536E-01 6.9000E+00 6.0000E-01 2051500500117
5.9200E+00 6.1300E+00 9.5579E-01 9.1000E+00 5.0000E-01 2051500500118
5.9200E+00 6.1300E+00 9.8027E-01 1.2700E+01 1.0000E+00 2051500500119
6.5600E+00 -9.6316E-01-1.0000E-01 2.0000E-01 2051500500120
6.5600E+00 -9.1566E-01 2.0000E-01 2.0000E-01 2051500500121
6.5600E+00 -8.2214E-01 1.0000E-01 4.0000E-01 2051500500122
6.5600E+00 -6.9591E-01 4.0000E-01 6.0000E-01 2051500500123
6.5600E+00 -5.3730E-01 1.1000E+00 4.0000E-01 2051500500124
6.5600E+00 -3.5184E-01 9.0000E-01 3.0000E-01 2051500500125
6.5600E+00 -1.4435E-01 6.0000E-01 2.0000E-01 2051500500126
6.5600E+00 7.6710E-02 1.0000E+00 3.0000E-01 2051500500127
6.5600E+00 3.0070E-01 9.0000E-01 3.0000E-01 2051500500128
6.5600E+00 5.1354E-01 5.0000E-01 3.0000E-01 2051500500129
6.5600E+00 7.0339E-01 1.2000E+00 3.0000E-01 2051500500130
6.5600E+00 8.5445E-01 1.1000E+00 3.0000E-01 2051500500131
6.5600E+00 9.5579E-01 6.0000E-01 3.0000E-01 2051500500132
6.5600E+00 9.8027E-01 6.0000E-01 5.0000E-01 2051500500133
6.8800E+00 7.0000E+00-9.6363E-01 8.0000E-01 7.0000E-01 2051500500134
6.8800E+00 7.0000E+00-9.1636E-01 1.3000E+00 4.0000E-01 2051500500135
6.8800E+00 7.0000E+00-8.2313E-01 1.3000E+00 9.0000E-01 2051500500136
6.8800E+00 7.0000E+00-6.9716E-01 2.4000E+00 8.0000E-01 2051500500137
6.8800E+00 7.0000E+00-5.3877E-01-6.0000E-01 4.0000E-01 2051500500138
6.8800E+00 7.0000E+00-3.5347E-01 1.1000E+00 3.0000E-01 2051500500139
6.8800E+00 7.0000E+00 7.4970E-02 1.3000E+00 3.0000E-01 2051500500140
6.8800E+00 7.0000E+00 2.9904E-01 7.0000E-01 3.0000E-01 2051500500141
6.8800E+00 7.0000E+00 5.1204E-01 1.1000E+00 3.0000E-01 2051500500142
6.8800E+00 7.0000E+00 6.9591E-01 8.0000E-01 2.0000E-01 2051500500143
6.8800E+00 7.0000E+00 8.5355E-01 1.0000E-01 4.0000E-01 2051500500144
6.8800E+00 7.0000E+00 9.5527E-01 8.0000E-01 3.0000E-01 2051500500145
6.8800E+00 7.0000E+00 9.7992E-01 7.0000E-01 4.0000E-01 2051500500146
ENDDATA 126 0 2051500500147
ENDSUBENT 146 0 2051500599999
ENDENTRY 5 0 2051599999999