ENTRY 20529 20060807 21782052900000001 SUBENT 20529001 20060807 21782052900100001 BIB 15 53 2052900100002 INSTITUTE (2SWTLAU) 2052900100003 REFERENCE (J,NP/A,147,657,197006) Mainly graphs. 2052900100004 (W,VAUCHER,197005) Numerical values. 2052900100005 (P,EANDC(OR)-75,196807) Progr. Rep. 2052900100006 (P,EANDC(OR)-48,196705) Progr. Rep. 2052900100007 (P,EANDC(OR)-90,196906) Progr. Rep. 2052900100008 (J,HPA,41,433,196807) Progr.Rep.-Level energies given.2052900100009 AUTHOR (J.C.Alder,B.Vaucher) 2052900100010 TITLE -Scattering of 14.1 MeV neutrons from B-11.- 2052900100011 FACILITY .Neutron generator of the institut de physique 2052900100012 nucleaire de l'universite de lausanne. 2052900100013 INC-SOURCE (D-T) Deuterium-tritium reaction. Ed = 145 KeV. 2052900100014 Thin titanium-tritium target. 2052900100015 INC-SPECT .Mono-energetic neutrons. En = 14.15 +- 0.10 MeV. 2052900100016 SAMPLE .Natural boron powder (81.17 pc B-11, 18.83 pc B-10) 2052900100017 in copper-canning (0.05 mm thick). Height 72 mm, 2052900100018 width 18 mm, thickness 50 mm. Distance from neutron- 2052900100019 source 18 cm. 2052900100020 B-10-enriched boron powder (91.35 pc B-10, 8.65 pc 2052900100021 B-11). Impurities 1.9 pc C, 1.2 pc O. Same geometry. 2052900100022 METHOD (ASSOP) Measurement of scattered neutron TOF- 2052900100023 spectra by means of a fast TOF-spectrometer employing 2052900100024 the associated alpha particles from the H-3(d,N)He-4 2052900100025 reaction. 2052900100026 DETECTOR (STANK) Liquid scintillator, type NE-213, as 2052900100027 neutron detector. Area 19.6*20.1 cm*cm, thickness 2052900100028 3.6 cm. Threshold 3 MeV proton energy. Elimination 2052900100029 of gamma-counting by pulse-shape discrimination. 2052900100030 Shielding against the neutron-source by a pyramidal 2052900100031 iron shadow bar, 25 cm long, close to the target. 2052900100032 (SCIN) Plastic scintillator, type Ne 102a, as 2052900100033 alpha detector. Area 30*11.4 mm*mm, thickness 12.5 mu.2052900100034 Distance from neutron-source 71 mm. 2052900100035 MONITOR (1-H-1(N,EL)1-H-1,,DA) For determination of detector 2052900100036 efficiency. 2052900100037 COMMENT .The fast-slow coincidence circuitry as well as the 2052900100038 time-to-pulse-height converter used are described by 2052900100039 Grin and Joseph in Nucl.Instr.Meth.24,331(1963). 2052900100040 Angular resolution +- 4.5 deg. Time resolution for 2052900100041 direct flight 1.9 ns (FWHM). Flight path, depending 2052900100042 on the mean scattering angle, 4 to 5 m. 2052900100043 STATUS .Tables in Np/a,147,657. 2052900100044 CORRECTION .Corrections applied for accidental coincidences, 2052900100045 scattering by impurities in the sample and by the 2052900100046 sample-canning, contributions from the environment, 2052900100047 finite geometry, multiple scattering and absorption 2052900100048 in the sample, absorption in air. 2052900100049 HISTORY (19741115C) 2052900100050 (19760421E) 2052900100051 (19801121A) Monitor corrected. 2052900100052 (19801204E) 2052900100053 (20060807A) Date and reference are corrected. 2052900100054 (20060807U) Last checking has been done. 2052900100055 ENDBIB 53 0 2052900100056 COMMON 2 3 2052900100057 EN EN-RSL 2052900100058 MEV MEV 2052900100059 1.415E+01 1.E-01 2052900100060 ENDCOMMON 3 0 2052900100061 ENDSUBENT 60 0 2052900199999 SUBENT 20529002 20060807 21782052900200001 BIB 5 11 2052900200002 REACTION (5-B-11(N,EL)5-B-11,,SIG) ELASTIC CROSS SECTION. 2052900200003 ANALYSIS (INTAD) VALUE OBTAINED BY EXTRAPOLATION AND INTEGRATION2052900200004 OF THE MEASURED ANGULAR DISTRIBUTION. 2052900200005 STATUS .NUMERICAL VALUES FROM PUBLISHED TABLE, 2052900200006 NUCL.PHYS. A 147(1969)657. 2052900200007 (DEP,20529003) 2052900200008 HISTORY (19741115C) 2052900200009 (19760421E) 2052900200010 (19801121A) REACTION RE-CODED. 2052900200011 (19801204E) 2052900200012 ERR-ANALYS (ERR-T) TOTAL ABSOLUTE ERROR GIVEN. 2052900200013 ENDBIB 11 0 2052900200014 NOCOMMON 0 0 2052900200015 DATA 2 1 2052900200016 DATA ERR-T 2052900200017 B B 2052900200018 8.9500E-01 3.2000E-02 2052900200019 ENDDATA 3 0 2052900200020 ENDSUBENT 19 0 2052900299999 SUBENT 20529003 20060807 21782052900300001 BIB 6 14 2052900300002 REACTION (5-B-11(N,EL)5-B-11,,DA) ELASTIC ANGULAR DISTRIBUTION. 2052900300003 ANALYSIS .VALUES DERIVED FROM THE MEASURED NEUTRON-TOF-SPECTRA 2052900300004 BY MEANS OF LEAST-SQUARES FITS USING A MONTE-CARLO 2052900300005 COMPUTER PROGRAM. 2052900300006 PART-DET (N) SCATTERED NEUTRONS. 2052900300007 (A) ASSOCIATED ALPHAS. 2052900300008 STATUS .NUMERICAL VALUES FROM B.VAUCHER, MAY 1970. 2052900300009 HISTORY (19741115C) 2052900300010 (19760421E) 2052900300011 (19801121A) REACTION AND ERR-ANALYS CHANGED. 2052900300012 (19801204E) 2052900300013 ERR-ANALYS (ERR-S) ONLY STATISTICAL ERRORS ARE GIVEN. 2052900300014 (ERR-1) SYSTEMATIC ERRORS WERE ESTIMATED TO BE LESS 2052900300015 THAN OR EQUAL TO 5 PERCENT. 2052900300016 ENDBIB 14 0 2052900300017 COMMON 1 3 2052900300018 ERR-1 2052900300019 PER-CENT 2052900300020 5.0000E+00 2052900300021 ENDCOMMON 3 0 2052900300022 DATA 3 14 2052900300023 COS-CM DATA ERR-S 2052900300024 NO-DIM MB/SR MB/SR 2052900300025 -9.5832E-01 9.1000E+00 5.0000E-01 2052900300026 -9.0556E-01 8.9000E+00 4.0000E-01 2052900300027 -8.0281E-01 9.3000E+00 5.0000E-01 2052900300028 -6.6523E-01 1.5100E+01 5.0000E-01 2052900300029 -4.9697E-01 2.2300E+01 6.0000E-01 2052900300030 -3.0237E-01 2.9200E+01 6.0000E-01 2052900300031 -9.2370E-02 2.9300E+01 4.0000E-01 2052900300032 1.2879E-01 2.4400E+01 5.0000E-01 2052900300033 3.4529E-01 1.9700E+01 5.0000E-01 2052900300034 5.4902E-01 3.7200E+01 6.0000E-01 2052900300035 7.2657E-01 1.3180E+02 1.3000E+00 2052900300036 8.6689E-01 3.1120E+02 1.4000E+00 2052900300037 9.5931E-01 5.3000E+02 2.0000E+00 2052900300038 9.8195E-01 6.6400E+02 1.1000E+01 2052900300039 ENDDATA 16 0 2052900300040 ENDSUBENT 39 0 2052900399999 SUBENT 20529004 20060807 21782052900400001 BIB 6 12 2052900400002 REACTION (5-B-11(N,INL)5-B-11,PAR,SIG) PARTIAL CROSS SECTIONS. 2052900400003 ANALYSIS (INTAD) VALUES OBTAINED BY EXTRAPOLATION AND INTEGRATIO2052900400004 OF THE MEASURED ANGULAR DISTRIBUTIONS. 2052900400005 EN-SEC (E-LVL,5-B-11) 2052900400006 STATUS .NUMERICAL VALUES FROM PUBLISHED TABLE, 2052900400007 NUCL.PHYS. A 147(1969)657. 2052900400008 (DEP,20529005) 2052900400009 HISTORY (19741115C) 2052900400010 (19760421E) 2052900400011 (19801124A) REACTION AND ERR-ANALYS CHANGED. 2052900400012 (20060807U) E-LVL defined 2052900400013 ERR-ANALYS (ERR-T) TOTAL ABSOLUTE ERRORS ARE GIVEN. 2052900400014 ENDBIB 12 0 2052900400015 NOCOMMON 0 0 2052900400016 DATA 4 7 2052900400017 E-LVL E-LVL DATA ERR-T 2052900400018 MEV MEV MB MB 2052900400019 2.1200E+00 2.7000E+01 2.5000E+00 2052900400020 4.4400E+00 6.6000E+01 3.5000E+00 2052900400021 5.0200E+00 2.5000E+01 2.5000E+00 2052900400022 6.7400E+00 6.7900E+00 4.1500E+01 2.5000E+00 2052900400023 7.3000E+00 1.8000E+01 2.5000E+00 2052900400024 8.0000E+00 5.0000E+00 1.5000E+00 2052900400025 8.5700E+00 6.0000E+00 1.5000E+00 2052900400026 ENDDATA 9 0 2052900400027 ENDSUBENT 26 0 2052900499999 SUBENT 20529005 20060807 21782052900500001 BIB 7 15 2052900500002 REACTION (5-B-11(N,INL)5-B-11,PAR,DA) PARTIAL ANGULAR DISTS. 2052900500003 ANALYSIS .VALUES DERIVED FROM THE MEASURED NEUTRON-TOF-SPECTRA 2052900500004 BY MEANS OF LEAST-SQUARES FITS USING A MONTE-CARLO 2052900500005 COMPUTER PROGRAM. 2052900500006 EN-SEC (E-LVL,5-B-11) 2052900500007 PART-DET (N) SCATTERED NEUTRONS. 2052900500008 (A) ASSOCIATED ALPHAS. 2052900500009 STATUS .NUMERICAL VALUES FROM B.VAUCHER, MAY 1970. 2052900500010 HISTORY (19741115C) 2052900500011 (19760421E) 2052900500012 (19801124A) REACTION AND ERR-ANALYS CHANGED. 2052900500013 (19801204E) 2052900500014 ERR-ANALYS (ERR-S) ONLY STATISTICAL ERRORS ARE GIVEN. 2052900500015 (ERR-1) SYSTEMATIC ERRORS WERE ESTIMATED TO BE LESS 2052900500016 THAN OR EQUAL TO 5 PERCENT. 2052900500017 ENDBIB 15 0 2052900500018 COMMON 1 3 2052900500019 ERR-1 2052900500020 PER-CENT 2052900500021 5.0000E+00 2052900500022 ENDCOMMON 3 0 2052900500023 DATA 5 84 2052900500024 E-LVL E-LVL COS-CM DATA ERR-S 2052900500025 MEV MEV NO-DIM MB/SR MB/SR 2052900500026 2.1200E+00 -9.5931E-01 3.1000E+00 5.0000E-01 2052900500027 2.1200E+00 -9.0996E-01 2.6000E+00 4.0000E-01 2052900500028 2.1200E+00 -8.0592E-01 2.1000E+00 5.0000E-01 2052900500029 2.1200E+00 -6.7042E-01 1.6000E+00 4.0000E-01 2052900500030 2.1200E+00 -5.0302E-01 1.5000E+00 3.0000E-01 2052900500031 2.1200E+00 -3.1067E-01 8.0000E-01 3.0000E-01 2052900500032 2.1200E+00 -1.0105E-01 9.0000E-01 3.0000E-01 2052900500033 2.1200E+00 1.2013E-01 8.0000E-01 2.0000E-01 2052900500034 2.1200E+00 3.3873E-01 1.3000E+00 3.0000E-01 2052900500035 2.1200E+00 5.4317E-01 2.5000E+00 3.0000E-01 2052900500036 2.1200E+00 7.2296E-01 4.0000E+00 4.0000E-01 2052900500037 2.1200E+00 8.6427E-01 5.7000E+00 4.0000E-01 2052900500038 2.1200E+00 9.5882E-01 7.0000E+00 6.0000E-01 2052900500039 2.1200E+00 9.8162E-01 9.2000E+00 1.0000E+00 2052900500040 4.4400E+00 -9.6029E-01 5.5000E+00 6.0000E-01 2052900500041 4.4400E+00 -9.0996E-01 4.8000E+00 4.0000E-01 2052900500042 4.4400E+00 -8.1106E-01 3.6000E+00 5.0000E-01 2052900500043 4.4400E+00 -6.7816E-01 3.4000E+00 4.0000E-01 2052900500044 4.4400E+00 -5.1354E-01 3.7000E+00 5.0000E-01 2052900500045 4.4400E+00 -3.2226E-01 3.4000E+00 4.0000E-01 2052900500046 4.4400E+00 -1.1320E-01 4.3000E+00 3.0000E-01 2052900500047 4.4400E+00 1.0800E-01 4.9000E+00 5.0000E-01 2052900500048 4.4400E+00 3.2721E-01 6.2000E+00 5.0000E-01 2052900500049 4.4400E+00 5.3435E-01 6.1000E+00 4.0000E-01 2052900500050 4.4400E+00 7.1691E-01 6.8000E+00 4.0000E-01 2052900500051 4.4400E+00 8.6163E-01 8.9000E+00 4.0000E-01 2052900500052 4.4400E+00 9.5782E-01 9.8000E+00 5.0000E-01 2052900500053 4.4400E+00 9.8129E-01 9.7000E+00 9.0000E-01 2052900500054 5.0200E+00 -9.6078E-01 2.0000E+00 6.0000E-01 2052900500055 5.0200E+00 -9.1068E-01 2.2000E+00 4.0000E-01 2052900500056 5.0200E+00 -8.1208E-01 1.5000E+00 5.0000E-01 2052900500057 5.0200E+00 -6.7944E-01 1.9000E+00 4.0000E-01 2052900500058 5.0200E+00 -5.1653E-01 2.5000E+00 5.0000E-01 2052900500059 5.0200E+00 -3.2721E-01 1.0000E+00 5.0000E-01 2052900500060 5.0200E+00 -1.1667E-01 6.0000E-01 4.0000E-01 2052900500061 5.0200E+00 1.0279E-01 1.2000E+00 6.0000E-01 2052900500062 5.0200E+00 3.2391E-01 2.1000E+00 4.0000E-01 2052900500063 5.0200E+00 5.3287E-01 3.3000E+00 9.0000E-01 2052900500064 5.0200E+00 7.1569E-01 2.2000E+00 6.0000E-01 2052900500065 5.0200E+00 8.6074E-01 3.9000E+00 5.0000E-01 2052900500066 5.0200E+00 9.5782E-01 4.6000E+00 5.0000E-01 2052900500067 5.0200E+00 9.8095E-01 4.2000E+00 1.2000E+00 2052900500068 6.7400E+00 6.7900E+00-9.6221E-01 4.5000E+00 9.0000E-01 2052900500069 6.7400E+00 6.7900E+00-9.1354E-01 4.6000E+00 6.0000E-01 2052900500070 6.7400E+00 6.7900E+00-8.1815E-01 1.1000E+00 8.0000E-01 2052900500071 6.7400E+00 6.7900E+00-6.8708E-01 2.4000E+00 9.0000E-01 2052900500072 6.7400E+00 6.7900E+00-5.2843E-01 2.3000E+00 4.0000E-01 2052900500073 6.7400E+00 6.7900E+00-3.3216E-01 2.2000E+00 4.0000E-01 2052900500074 6.7400E+00 6.7900E+00-1.3225E-01 1.8000E+00 4.0000E-01 2052900500075 6.7400E+00 6.7900E+00 8.8890E-02 2.8000E+00 4.0000E-01 2052900500076 6.7400E+00 6.7900E+00 3.1067E-01 3.0000E+00 5.0000E-01 2052900500077 6.7400E+00 6.7900E+00 5.2249E-01 3.0000E+00 4.0000E-01 2052900500078 6.7400E+00 6.7900E+00 7.0834E-01 4.6000E+00 4.0000E-01 2052900500079 6.7400E+00 6.7900E+00 8.5716E-01 4.7000E+00 6.0000E-01 2052900500080 6.7400E+00 6.7900E+00 9.5630E-01 7.7000E+00 4.0000E-01 2052900500081 6.7400E+00 6.7900E+00 9.8061E-01 7.9000E+00 9.0000E-01 2052900500082 7.3000E+00 -9.6269E-01 2.1000E+00 1.2000E+00 2052900500083 7.3000E+00 -9.1496E-01 3.0000E+00 6.0000E-01 2052900500084 7.3000E+00 -8.2015E-01 1.6000E+00 9.0000E-01 2052900500085 7.3000E+00 -6.9214E-01 2.2000E+00 7.0000E-01 2052900500086 7.3000E+00 -5.3287E-01 1.2000E+00 5.0000E-01 2052900500087 7.3000E+00 -3.4693E-01 2.0000E+00 5.0000E-01 2052900500088 7.3000E+00 8.1930E-02 1.0000E+00 4.0000E-01 2052900500089 7.3000E+00 3.0569E-01 1.5000E+00 5.0000E-01 2052900500090 7.3000E+00 5.1802E-01 7.0000E-01 3.0000E-01 2052900500091 7.3000E+00 7.0587E-01 0.0000E+00 3.0000E-01 2052900500092 7.3000E+00 8.5536E-01 1.3000E+00 4.0000E-01 2052900500093 7.3000E+00 9.5579E-01 2.4000E+00 5.0000E-01 2052900500094 7.3000E+00 9.8027E-01 3.2000E+00 8.0000E-01 2052900500095 8.0000E+00 -3.5510E-01 1.0000E-01 5.0000E-01 2052900500096 8.0000E+00 -1.4781E-01 5.0000E-01 3.0000E-01 2052900500097 8.0000E+00 7.3230E-02 7.0000E-01 4.0000E-01 2052900500098 8.0000E+00 2.9737E-01 0.0000E+00 4.0000E-01 2052900500099 8.0000E+00 5.1204E-01 7.0000E-01 3.0000E-01 2052900500100 8.0000E+00 7.0091E-01 5.0000E-01 3.0000E-01 2052900500101 8.0000E+00 8.5355E-01 5.0000E-01 3.0000E-01 2052900500102 8.0000E+00 9.5527E-01 1.7000E+00 3.0000E-01 2052900500103 8.0000E+00 9.7992E-01 3.1000E+00 7.0000E-01 2052900500104 8.5700E+00 6.4530E-02 2.0000E-01 4.0000E-01 2052900500105 8.5700E+00 2.8903E-01 9.0000E-01 5.0000E-01 2052900500106 8.5700E+00 5.0452E-01 4.0000E-01 4.0000E-01 2052900500107 8.5700E+00 8.5081E-01 1.7000E+00 5.0000E-01 2052900500108 8.5700E+00 9.5476E-01 2.4000E+00 3.0000E-01 2052900500109 8.5700E+00 9.7957E-01 3.7000E+00 8.0000E-01 2052900500110 ENDDATA 86 0 2052900500111 ENDSUBENT 110 0 2052900599999 ENDENTRY 5 0 2052999999999