ENTRY 30380 20120620 31563038000000001 SUBENT 30380001 20120620 31563038000100001 BIB 11 19 3038000100002 TITLE Angular distribution for the 32S(n,a)29Si ground state 3038000100003 reaction 3038000100004 AUTHOR (L.Gonzalez, J.Rapaport) 3038000100005 INSTITUTE (3CHLSAN) 3038000100006 REFERENCE (J,NP,72,218,1965) 3038000100007 (J,BAP,10,11(AC16),1965) Abstract only 3038000100008 FACILITY (CCW,3CHLSAN) 800 keV CCW for a 600 keV deuteron beam 3038000100009 SAMPLE Natural sulphur made by vacuum evaporation on a lead 3038000100010 backing (14 mm diam., ~0.6 mg/cm2 thickness) 3038000100011 METHOD Measurement with a solid state detector every 20 deg. 3038000100012 between 0 deg. and 114 deg. in lab.system 3038000100013 DETECTOR (SIBAR) 5800 Ohm.cm silicon, n-type surface barrier 3038000100014 detector mounted on a non-hydrogenous epoxy 3038000100015 PART-DET (A) Alphas. 3038000100016 CORRECTION Solid angle corrections were evaluated experimentally 3038000100017 by placing a proton radiator. 3038000100018 HISTORY (19770216C) KO. 3038000100019 (20090115A) BIB section updated 3038000100020 (20120620U) On. INC-SOURCE moved to 002-004 3038000100021 ENDBIB 19 0 3038000100022 NOCOMMON 0 0 3038000100023 ENDSUBENT 22 0 3038000199999 SUBENT 30380002 20120620 31563038000200001 BIB 6 11 3038000200002 REACTION (16-S-32(N,A)14-SI-29,PAR,DA,,RS0) 3038000200003 INC-SOURCE (D-D) 3038000200004 COMMENT By author: 3038000200005 In this energy region, the S-32(n,a)Si-29 reaction 3038000200006 proceeds mainly through the ground state level. 3038000200007 This is confirmed with the upper limit for the value 3038000200008 of the total cross section with 14 MeV neutrons for 3038000200009 the 32S(n,a0)29Si reaction 3038000200010 ERR-ANALYS (ERR-S) Statistical error 3038000200011 STATUS (TABLE) Table 1 of Nucl.Phys.79(1965)218 3038000200012 HISTORY (20120620A) On. REACTION: REL -> RS0 3038000200013 ENDBIB 11 0 3038000200014 COMMON 3 3 3038000200015 EN ANG-RSL E-LVL 3038000200016 MEV ADEG MEV 3038000200017 3.6 8. 0. 3038000200018 ENDCOMMON 3 0 3038000200019 DATA 3 7 3038000200020 ANG DATA ERR-S 3038000200021 ADEG NO-DIM NO-DIM 3038000200022 0. 100. E-02 5. E-02 3038000200023 20. 102. E-02 8. E-02 3038000200024 40. 80. E-02 8. E-02 3038000200025 60. 44. E-02 6. E-02 3038000200026 75. 49. E-02 8. E-02 3038000200027 90. 28. E-02 4. E-02 3038000200028 114. 42. E-02 10. E-02 3038000200029 ENDDATA 9 0 3038000200030 ENDSUBENT 29 0 3038000299999 SUBENT 30380003 20120620 31563038000300001 BIB 7 12 3038000300002 REACTION (16-S-32(N,A)14-SI-29,PAR,DA) 3038000300003 Estimated value 3038000300004 INC-SOURCE (D-D) 3038000300005 ANALYSIS No further information for estimation. 3038000300006 MONITOR No information available. 3038000300007 ERR-ANALYS (DATA-ERR) Total error. Combination of: 3038000300008 - statistical error; 3038000300009 - uncertainty in the neutron flux; 3038000300010 - in the amount of S-32 deposited in target; 3038000300011 - geometrical uncertainty. 3038000300012 STATUS (TABLE) Text (p.220) of Nucl.Phys.72(1965)218 3038000300013 HISTORY (20120620A) On. ERR-T -> DATA-ERR 3038000300014 ENDBIB 12 0 3038000300015 NOCOMMON 0 0 3038000300016 DATA 5 1 3038000300017 EN ANG E-LVL DATA DATA-ERR 3038000300018 MEV ADEG MEV MB/SR MB/SR 3038000300019 3.6 0. 0. 20. 8. 3038000300020 ENDDATA 3 0 3038000300021 ENDSUBENT 20 0 3038000399999 SUBENT 30380004 20120620 31563038000400001 BIB 6 18 3038000400002 REACTION (16-S-32(N,A)14-SI-29,PAR,SIG) 3038000400003 Estimated upper limit 3038000400004 INC-SOURCE (D-T) D(t,n)He-4 3038000400005 ANALYSIS The same experimental set-up was used to measure the 3038000400006 angular distribution of 32S(n,a)29Si using 14 MeV 3038000400007 neutrons. 3038000400008 No alpha particle was detected even with a thicker 3038000400009 target and with shorter distance between detector and 3038000400010 target (decreased up to 5 mm). 3038000400011 An upper limit for the value of the total cross 3038000400012 section for 32S(n,a0)29Si was estimated. 3038000400013 REL-REF (A,20283003,I.Kumabe,J,JPJ,13,325,1958) 3038000400014 The result agrees with the result obtained by Kumabe 3038000400015 if one assumes that the high energy alpha particles 3038000400016 appearing in his energy distribution curve are from 3038000400017 the 32S(n,a0)29Si reaction. 3038000400018 STATUS (TABLE) Text (p.220) of Nucl.Phys.72(1965)218 3038000400019 HISTORY (20120620U) On. COMMENT -> REL-REF 3038000400020 ENDBIB 18 0 3038000400021 NOCOMMON 0 0 3038000400022 DATA 3 1 3038000400023 EN E-LVL DATA-MAX 3038000400024 MEV MEV MB 3038000400025 14. 0. 5. 3038000400026 ENDDATA 3 0 3038000400027 ENDSUBENT 26 0 3038000499999 ENDENTRY 4 0 3038099999999