ENTRY 20664 20180828 22702066400000001 SUBENT 20664001 20180828 22702066400100001 BIB 15 44 2066400100002 INSTITUTE (2ITYUPV,2ITYPAD) Instituto di Fisica dell 2066400100003 Universita-Padua. 2066400100004 Instituto Nazionale di Fisica 2066400100005 Nucleare-Sezione di 2066400100006 Laboratori Nazionali di Legnaro. 2066400100007 AUTHOR (L.Drigo,C.Manduchi,G.Moschini,M.T.Russo-Manduchi, 2066400100008 G.Tornielli,G.Zannoni) 2066400100009 TITLE Small-angle scattering of fast neutrons by Bi and Pb 2066400100010 REFERENCE (J,NC/A,13,867,1973) 2066400100011 FACILITY (VDG,2ITYPAD) Legnaro 5.5 MeV Van de Graaff with a 2066400100012 2 micro-Amp 4.5 MeV proton beam at 1.5 ns pulse-width.2066400100013 INC-SOURCE (P-LI7) The Li(p,n) reaction was used in a lithium- 2066400100014 fluoride-tantalum-backed target (1 mg/cm2 thick),to 2066400100015 produce the 2.45 MeV neutrons. 2066400100016 SAMPLE .The scatterers were 40mm long cylinders of natural 2066400100017 isotopic composition. 2066400100018 METHOD (TOF) Time-of-flight technique plus additional 2066400100019 amplitude and pulse-shape discrimination. 2066400100020 DETECTOR (SCIN) Two NE213 liquid scintillators (3.7cm in 2066400100021 diameter and 4.2cm in length) on 56AVP 2066400100022 photomultipliers. 2066400100023 .For monitoring purposes were used- 2066400100024 .A stilbene-crystal(1.3cm in length x 3.8cm diameter) 2066400100025 on a 56AVP photomultiplier served as monitor for the 2066400100026 neutron yield. 2066400100027 (BF3) A BF3 counter in a plexiglas moderator was used, 2066400100028 to monitor for beam stability. 2066400100029 MONITOR .Absolute measurement, details see NC/A,13. 2066400100030 COMMENT .The accuracy of the measured data was tested by 2066400100031 measuring the n,p-scattering cross section under the 2066400100032 same conditions. 2066400100033 .Optical model calculations of the cross sections was 2066400100034 carried out.Agreement is not very good. 2066400100035 CORRECTION .Multiple scattering up to second order. 2066400100036 .Finite angular resolution. 2066400100037 ERR-ANALYS (DATA-ERR) Standard deviations of the mean from several2066400100038 measurements, including statistical uncertainties. 2066400100039 STATUS (TABLE) Tbl. I from Nuovo Cim.,A13(1973)867. 2066400100040 HISTORY (19761019C) 2066400100041 (20170723A) SD:Updated to new date formats,lower case. 2066400100042 REACTION code corrected in Subents 002,003,006. Small 2066400100043 corrections in all Subents. Meaningless zeros were 2066400100044 deleted from the data. 2066400100045 (20180828U) SD: Ref. was restored from archive. 2066400100046 ENDBIB 44 0 2066400100047 COMMON 2 3 2066400100048 EN EN-ERR 2066400100049 MEV MEV 2066400100050 2.45 0.04 2066400100051 ENDCOMMON 3 0 2066400100052 ENDSUBENT 51 0 2066400199999 SUBENT 20664002 20170723 22612066400200001 BIB 2 2 2066400200002 REACTION (82-PB-0(N,EL)82-PB-0,,DA) 2066400200003 HISTORY (20170723A) SD: SF4 was added to REACTION code. 2066400200004 ENDBIB 2 0 2066400200005 COMMON 1 3 2066400200006 DATA-ERR 2066400200007 B/SR 2066400200008 0.2 2066400200009 ENDCOMMON 3 0 2066400200010 DATA 2 3 2066400200011 ANG DATA 2066400200012 ADEG B/SR 2066400200013 2.1 5.6 2066400200014 3. 5.3 2066400200015 5. 5.1 2066400200016 ENDDATA 5 0 2066400200017 ENDSUBENT 16 0 2066400299999 SUBENT 20664003 20170723 22612066400300001 BIB 2 3 2066400300002 REACTION (82-PB-0(N,EL)82-PB-0,,POL/DA,,ANA) 2066400300003 HISTORY (20170723A) SD: SF4=Pb-0, SF8=ANA was added to 2066400300004 REACTION code. 2066400300005 ENDBIB 3 0 2066400300006 NOCOMMON 0 0 2066400300007 DATA 3 3 2066400300008 ANG DATA DATA-ERR 2066400300009 ADEG NO-DIM NO-DIM 2066400300010 2.1 -67. 5. 2066400300011 3.0 -36. 4. 2066400300012 5.0 -34. 5. 2066400300013 ENDDATA 5 0 2066400300014 ENDSUBENT 13 0 2066400399999 SUBENT 20664004 20170723 22612066400400001 BIB 1 1 2066400400002 REACTION (82-PB-0(N,TOT),,SIG) 2066400400003 ENDBIB 1 0 2066400400004 NOCOMMON 0 0 2066400400005 DATA 2 1 2066400400006 DATA DATA-ERR 2066400400007 B B 2066400400008 7.03 0.03 2066400400009 ENDDATA 3 0 2066400400010 ENDSUBENT 9 0 2066400499999 SUBENT 20664005 20170723 22612066400500001 BIB 1 1 2066400500002 REACTION (83-BI-209(N,EL)83-BI-209,,DA) 2066400500003 ENDBIB 1 0 2066400500004 COMMON 1 3 2066400500005 DATA-ERR 2066400500006 B/SR 2066400500007 0.2 2066400500008 ENDCOMMON 3 0 2066400500009 DATA 2 3 2066400500010 ANG DATA 2066400500011 ADEG B/SR 2066400500012 2.1 5.1 2066400500013 3. 5.4 2066400500014 5. 5.3 2066400500015 ENDDATA 5 0 2066400500016 ENDSUBENT 15 0 2066400599999 SUBENT 20664006 20170723 22612066400600001 BIB 2 2 2066400600002 REACTION (83-BI-209(N,EL)83-BI-209,,POL/DA,,ANA) 2066400600003 HISTORY (20170723A) SD: SF8=ANA was added to REACTION code 2066400600004 ENDBIB 2 0 2066400600005 NOCOMMON 0 0 2066400600006 DATA 3 3 2066400600007 ANG DATA DATA-ERR 2066400600008 ADEG NO-DIM NO-DIM 2066400600009 2.1 -58. 4. 2066400600010 3. -32. 4. 2066400600011 5. -20. 3. 2066400600012 ENDDATA 5 0 2066400600013 ENDSUBENT 12 0 2066400699999 SUBENT 20664007 20170723 22612066400700001 BIB 1 1 2066400700002 REACTION (83-BI-209(N,TOT),,SIG) 2066400700003 ENDBIB 1 0 2066400700004 NOCOMMON 0 0 2066400700005 DATA 2 1 2066400700006 DATA DATA-ERR 2066400700007 B B 2066400700008 7.23 0.07 2066400700009 ENDDATA 3 0 2066400700010 ENDSUBENT 9 0 2066400799999 ENDENTRY 7 0 2066499999999