ENTRY A0531 20170205 A086A053100000001 SUBENT A0531001 20170205 A086A053100100001 BIB 17 53 A053100100002 TITLE Measurement and analysis of the excitation functions A053100100003 for alpha particle induced reactions on niobium. A053100100004 AUTHOR (S.Mukherjee,M.H.Rashid,C.N.Chintalapudi) A053100100005 REFERENCE (J,PRM,41,329,1993) A053100100006 INSTITUTE (3INDVEC) A053100100007 FACILITY (CYCLO,3INDVEC) A053100100008 METHOD (STTA,ACTIV,EDEG,EXTB) A053100100009 DETECTOR (GELI) Ge(Li) detector (~ 2.0 keV FWHM for 1332 keV A053100100010 photons of 60Co) in conjunction with a 4K multichannel A053100100011 analyzer. The energy and efficiency calibration of the A053100100012 Ge(Li) detector was done by a 152Eu standard source. A053100100013 ANALYSIS (AREA) A053100100014 MONITOR (13-AL-27(A,X)11-NA-22,,SIG) A053100100015 (13-AL-27(A,X)11-NA-24,,SIG) A053100100016 - The flux monitor reactions A053100100017 DECAY-MON (11-NA-24,15.05HR,DG,1369.,1.) A053100100018 (11-NA-22,2.60YR,DG,1275.,1.) A053100100019 MONIT-REF (B0174001,H.J.Probst+,J,ARI,27,431,1976) A053100100020 ADD-RES (COMP) Pre-Equilibrium Decay Hybrid Model. A053100100021 SAMPLE Stacks of self-supporting niobium foils of thickness A053100100022 11. mu-g/cm**2 each and purity greater than 99.99% A053100100023 were interspersed with suitable aluminium degraders, toA053100100024 degrade the alpha-particle energies from 45 MeV. At A053100100025 the front of the stack, an aluminium foil of thicknessA053100100026 20. mu-g/cm**2 was used as a flux monitor. A053100100027 REL-REF In these refs similar germanium detectors are used: A053100100028 (I,P0070001,P.H.Stelson+,J,PR,133,B911,1964) A053100100029 (I,,L.F.Hansen+,J,PR,136,B1000,1964) n A053100100030 (I,P0111001,T.Matsuo+,J,PR,139,B886,1965) A053100100031 (I,,P.Bond+,J,PR/C,2,1887,1970) A053100100032 (I,,C.L.Branquinho+,J,JIN,41,617,1979) A053100100033 (I,D0143001,J.Ernst+,J,ZP/A,308,301,1982) A053100100034 (I,C0312001,E.Gadioli+,J,PR/C,29,76,1984) A053100100035 Another papers which have been quoted by authors. A053100100036 ERR-ANALYS (DATA-ERR) The main sources of error in present A053100100037 measurement of cross-section essentially include, A053100100038 * uncertainties in the photopeak area, A053100100039 * uncertainties in monitor cross-section, A053100100040 * uncertainties in uniformity of the foil thickness, A053100100041 * uncertainties in detection efficiency and A053100100042 spectroscopic data. (Authors' COMMENT). A053100100043 STATUS (TABLE) Tbl.2 from PRM,41,329,1993 A053100100044 HISTORY (19950328C) By FEC. A053100100045 (19980521A) Correction according to O.Schwerer remarks.A053100100046 Comment is included. Lower case. A053100100047 (19980525U) Last checking has been done. A053100100048 (20170205A) SD: Institute code corrected. Right zeros A053100100049 were added to data in all Subents. ERR-T -> DATA-ERR. A053100100050 Na-24g -> Na-24 in DECAY-MON. In REL-REF: A053100100051 PR/B,133,911->PR,133,B911; PR/B,136,1000->PR,136,B1000 A053100100052 PR/B,139,886->PR,139,B886; L.F.Hanson+ -> L.F.Hansen+; A053100100053 I.Matsuo+ -> T.Matsuo+; C.L.Branouinho+,J,INC,41,.. -> A053100100054 C.L.Branquinho+,J,JIN,41,.. A053100100055 ENDBIB 53 0 A053100100056 NOCOMMON 0 0 A053100100057 ENDSUBENT 56 0 A053100199999 SUBENT A0531002 20170205 A086A053100200001 BIB 4 4 A053100200002 REACTION (41-NB-93(A,N)43-TC-96-G,M+,SIG) A053100200003 DECAY-DATA (43-TC-96-G,4.35D,DG,778.,0.991) A053100200004 COMMENT - By Compiler - Isomer transition 98% (ENSDF) A053100200005 HISTORY (20170205A) SD: SF5=IND deleted from REACTION code. A053100200006 ENDBIB 4 0 A053100200007 NOCOMMON 0 0 A053100200008 DATA 3 7 A053100200009 EN DATA DATA-ERR A053100200010 MEV MB MB A053100200011 16.9 309. 24. A053100200012 21.2 276. 30. A053100200013 24.4 106. 15. A053100200014 29.5 22.6 3.4 A053100200015 34.3 20.5 3.1 A053100200016 38.0 12.8 1.9 A053100200017 42.0 9.98 1.5 A053100200018 ENDDATA 9 0 A053100200019 ENDSUBENT 18 0 A053100299999 SUBENT A0531003 20170205 A086A053100300001 BIB 3 5 A053100300002 REACTION G(41-NB-93(A,2N)43-TC-95-G,,SIG) A053100300003 M(41-NB-93(A,2N)43-TC-95-M,,SIG) A053100300004 DECAY-DATAG(43-TC-95-G,20.0HR,DG,766.,0.92) A053100300005 M(43-TC-95-M,61.0D,DG,204.1,0.662) A053100300006 COMMENT - By Compiler - Isomer transition 3.88% (ENSDF). A053100300007 ENDBIB 5 0 A053100300008 NOCOMMON 0 0 A053100300009 DATA 5 6 A053100300010 EN DATA GDATA-ERR GDATA MDATA-ERR M A053100300011 MEV MB MB MB MB A053100300012 21.2 232. 28. 93.4 13.1 A053100300013 24.4 489. 54. 169. 22. A053100300014 29.5 665. 67. 203. 24. A053100300015 34.3 812. 81. 223. 27. A053100300016 38.0 349. 38. 91.8 12.8 A053100300017 42.0 156. 22. A053100300018 ENDDATA 8 0 A053100300019 ENDSUBENT 18 0 A053100399999 SUBENT A0531004 20170205 A086A053100400001 BIB 3 5 A053100400002 REACTION (41-NB-93(A,3N)43-TC-94-G,,SIG) A053100400003 COMMENT *by Compiler* A053100400004 Production of 94-Tc-G due to decay of isomeric state A053100400005 is very little. Isomer transition <0.1% (ENSDF). A053100400006 DECAY-DATA (43-TC-94-G,4.88HR,DG,871.,1.0) A053100400007 ENDBIB 5 0 A053100400008 NOCOMMON 0 0 A053100400009 DATA 3 4 A053100400010 EN DATA DATA-ERR A053100400011 MEV MB MB A053100400012 29.5 8.21 1.2 A053100400013 34.3 119. 15. A053100400014 38.0 485. 49. A053100400015 42.0 650. 65. A053100400016 ENDDATA 6 0 A053100400017 ENDSUBENT 16 0 A053100499999 SUBENT A0531005 20170205 A086A053100500001 BIB 4 5 A053100500002 REACTION (41-NB-93(A,X)42-MO-93-M,,SIG) A053100500003 DECAY-DATA (42-MO-93-M,6.95HR,DG,1477.,0.991) A053100500004 COMMENT - By Compiler - Isomer state of 94-Mo could not be A053100500005 produced by radioactive decay. A053100500006 HISTORY (20170205A) SD: SF5=IND deleted from REACTION code. A053100500007 ENDBIB 5 0 A053100500008 NOCOMMON 0 0 A053100500009 DATA 3 3 A053100500010 EN DATA DATA-ERR A053100500011 MEV MB MB A053100500012 34.3 2.24 0.49 A053100500013 38.0 21.3 3.2 A053100500014 42.0 32.1 4.7 A053100500015 ENDDATA 5 0 A053100500016 ENDSUBENT 15 0 A053100599999 SUBENT A0531006 20170205 A086A053100600001 BIB 4 5 A053100600002 REACTION (41-NB-93(A,X)41-NB-92-M,,SIG) A053100600003 COMMENT - By Compiler - A small deposit from Nb-93(alpha,3n+2p)A053100600004 reaction is possible at highest energies. A053100600005 DECAY-DATA (41-NB-92-M,10.14D,DG,934.5,0.992) A053100600006 HISTORY (20170205A) SD: SF5=IND deleted from REACTION code. A053100600007 ENDBIB 5 0 A053100600008 NOCOMMON 0 0 A053100600009 DATA 3 6 A053100600010 EN DATA DATA-ERR A053100600011 MEV MB MB A053100600012 21.2 3.14 0.47 A053100600013 24.4 14.6 2.8 A053100600014 29.5 26.4 3.9 A053100600015 34.3 32.3 3.9 A053100600016 38.0 39.6 4.7 A053100600017 42.0 43.4 4.8 A053100600018 ENDDATA 8 0 A053100600019 ENDSUBENT 18 0 A053100699999 ENDENTRY 6 0 A053199999999