ENTRY 33077 20150220 31693307700000001 SUBENT 33077001 20150220 31693307700100001 BIB 11 17 3307700100002 TITLE Relative cross-section of (n,p)-reaction in 27Al and 3307700100003 24Mg 3307700100004 AUTHOR (S.K.Nandi, N.K.Saha) 3307700100005 INSTITUTE (3INDDLH) 3307700100006 REFERENCE (J,IJP,28,396,1954) 3307700100007 REL-REF (R,,N.K.Saha+,J,IJP,27,244,1953) 32S(n,p)32P initial 3307700100008 activity (79 cps) given. 3307700100009 DETECTOR (GEMUC) A thin walled beta-ray G-M tube counter 3307700100010 mounted in a fixed position. 3307700100011 ANALYSIS (DECAY) 3307700100012 INC-SOURCE (RA-BE) Fast neutrons from the 100 mg Ra-Be neutron 3307700100013 source filtered through 1 mm cadmium. 3307700100014 STATUS (TABLE) Numerical data given in the text of Ind. J. 3307700100015 Phys. 28(1954)396 3307700100016 HISTORY (20150220C) Compiled by H. Lalremruata 3307700100017 ERR-ANALYS No sources of uncertainty given except that there is 3307700100018 a probable error of 10-15% 3307700100019 ENDBIB 17 0 3307700100020 COMMON 1 3 3307700100021 EN-DUMMY 3307700100022 MEV 3307700100023 4.5 3307700100024 ENDCOMMON 3 0 3307700100025 ENDSUBENT 24 0 3307700199999 SUBENT 33077002 20150224 31693307700200001 BIB 6 11 3307700200002 REACTION ((13-AL-27(N,P)12-MG-27,,SIG,,SPA,DERIV)/ 3307700200003 (16-S-32(N,P)15-P-32,,SIG,,SPA,DERIV)) 3307700200004 DECAY-DATA (12-MG-27,10.MIN,B-) 3307700200005 SAMPLE 200 gm pure aluminium powder 3307700200006 METHOD (ACTIV) The sample was irradiated for 6 times the 3307700200007 decay period 3307700200008 ANALYSIS Measured initial activity was divided by 32S(n,p)32P 3307700200009 initial activity (79 cps) reported by N.K.Saha et al. 3307700200010 Ind. J. Phys. 27(1953)244 to derive the cross section 3307700200011 ratio. 3307700200012 CORRECTION Self-absorption of beta-rays in the active layer 3307700200013 ENDBIB 11 0 3307700200014 NOCOMMON 0 0 3307700200015 DATA 1 1 3307700200016 DATA 3307700200017 NO-DIM 3307700200018 0.11 3307700200019 ENDDATA 3 0 3307700200020 ENDSUBENT 19 0 3307700299999 SUBENT 33077003 20150224 31693307700300001 BIB 6 13 3307700300002 REACTION ((12-MG-24(N,P)11-NA-24,,SIG,,SPA,DERIV)/ 3307700300003 (16-S-32(N,P)15-P-32,,SIG,,SPA,DERIV)) 3307700300004 DECAY-DATA (11-NA-24,14.8HR,B-) 3307700300005 SAMPLE (12-MG-24,,NAT=0.774) 300 gm of natural Magnesium 3307700300006 METHOD (ACTIV) 3307700300007 ANALYSIS Measured initial activity was divided by 32S(n,p)32P 3307700300008 initial activity (79 cps) reported by N.K.Saha et al. 3307700300009 Ind. J. Phys. 27(1953)244 to derive the cross section 3307700300010 ratio. 3307700300011 CORRECTION (1) self-absorption of beta-rays in the active layer 3307700300012 (2) unsaturated period of exposure to neutron source 3307700300013 (3) for the isotopic composition of the irradiated 3307700300014 substances. 3307700300015 ENDBIB 13 0 3307700300016 NOCOMMON 0 0 3307700300017 DATA 1 1 3307700300018 DATA 3307700300019 NO-DIM 3307700300020 0.14 3307700300021 ENDDATA 3 0 3307700300022 ENDSUBENT 21 0 3307700399999 ENDENTRY 3 0 3307799999999