ENTRY 30623 20090807 31403062300000001 SUBENT 30623001 20090807 31403062300100001 BIB 12 32 3062300100002 TITLE -Tne measurements of differential scattering cross 3062300100003 section of fast neutrons from Li-7 and Be-9.- 3062300100004 AUTHOR (Chen Guanren,Wen Shenlin,Huang Tangzi,Bai Xixiang, 3062300100005 Li Annli) 3062300100006 INSTITUTE (3CPRAEP) 3062300100007 REFERENCE (J,CNP,3,(4),320,198111) in Chinese. 3062300100008 (J,NSE,86,184,198402) English translation 3062300100009 MONITOR Absolute measurement 3062300100010 (1-H-1(N,EL)1-H-1,,SIG) 3062300100011 Relative efficiency of n-p scattering for the detector3062300100012 FACILITY (CCW,3CPRAEP) 250keV deuterons. 3062300100013 INC-SOURCE (D-T) 3062300100014 METHOD (TOF,ASSOP) Associated particle time of flight 3062300100015 spectromer. 3062300100016 Flight path = 1.55 m, the resolution time of the 3062300100017 spectrometer is about 1 ns for 14.7 MeV neutrons. 3062300100018 DETECTOR (SCIN) Liquid scintillator 3062300100019 CORRECTION Diff. cross sections were corrected for: 3062300100020 * the dead time of the electronics, 3062300100021 * the shape of the primary neutron spectrum, 3062300100022 * multiple scattering, 3062300100023 * the incident neutron 3062300100024 * flux attenuation, 3062300100025 * the finite geometry of the sample. 3062300100026 STATUS (TABLE) Data taken from Table 1 of Chinese 3062300100027 J.Nucl.Phys.,3(1981) 320.3062300100028 HISTORY (19820329C) KO. 3062300100029 (19840229U) KO.-New ref (English translation) added.- 3062300100030 (19840323A) ML.Sigma elastic,comment subent 4 corrected3062300100031 (19880518A) TMK.Monitor, Correction, Analysis and 3062300100032 EN-RSL added. Subent 5, 6, 7 added 3062300100033 (20090729A) SD:Updated to new date formats,lower case. 3062300100034 ENDBIB 32 0 3062300100035 NOCOMMON 0 0 3062300100036 ENDSUBENT 35 0 3062300199999 SUBENT 30623002 20090807 31403062300200001 BIB 5 10 3062300200002 REACTION (4-BE-9(N,EL)4-BE-9,,DA,,LEG/RSL) 3062300200003 SAMPLE Cylinder, inner diam. 1 cm, outer diam. 2.5 cm, 4 cm 3062300200004 high. Metalic. 3062300200005 ANALYSIS Legendre polynomial is: 3062300200006 4Pi sig(E,theta)/El sig(E) = sum((2l+1) F(l) p(l)) 3062300200007 F(l) is given in the following data Table 3062300200008 ERR-ANALYS (DATA-ERR) Uncertainties include: 3062300200009 (ERR-S,1.,6.) Statistical error 1 to 6%, 3062300200010 (ERR-1,1.,6.) Relative standard error 1 to 6%. 3062300200011 COMMENT Fitting parameter, sigma(elastic)= 1016.5+-33.6 mb. 3062300200012 ENDBIB 10 0 3062300200013 COMMON 2 3 3062300200014 EN EN-RSL 3062300200015 MEV MEV 3062300200016 14.7 0.1 3062300200017 ENDCOMMON 3 0 3062300200018 DATA 3 7 3062300200019 NUMBER-CM DATA-CM DATA-ERR 3062300200020 NO-DIM NO-DIM NO-DIM 3062300200021 0. 1. 0.02335 3062300200022 1. 0.71250 0.01850 3062300200023 2. 0.50462 0.01381 3062300200024 3. 0.31625 0.00929 3062300200025 4. 0.14262 0.00545 3062300200026 5. 0.03736 0.00297 3062300200027 6. 0.00947 0.00137 3062300200028 ENDDATA 9 0 3062300200029 ENDSUBENT 28 0 3062300299999 SUBENT 30623003 20090807 31403062300300001 BIB 5 14 3062300300002 REACTION (4-BE-9(N,INL)4-BE-9,PAR,DA,,LEG/RSL) 3062300300003 The inelastic scattering corresponds to the 5/2- state 3062300300004 SAMPLE Metalic cylinder, 1 cm inner diam., 2.5 cm outer diam.,3062300300005 and 4cm high. 3062300300006 ANALYSIS Legendre polynomial is: 3062300300007 4Pi sig(e,theta)/El sig(E) = sum((2l+1) F(l) p(l)) 3062300300008 F(l) is given in the following data Table 3062300300009 ERR-ANALYS (DATA-ERR) Uncertainties include: 3062300300010 (ERR-S,5.,10.)Statistical error 5 to 10%, 3062300300011 (ERR-1,5.,15.) Relative standard error 5 to 15%. 3062300300012 COMMENT Fitting parameter,sigma(inelastic) = 158.5+-18.1 mb. 3062300300013 Comment of compiler: 3062300300014 DATA-ERR for data -0.00233 is -0.00747 in Table 1 of 3062300300015 Nucl. Sci.Eng., 86, 184, 1984. This may be a mis-print.3062300300016 ENDBIB 14 0 3062300300017 COMMON 3 3 3062300300018 EN EN-RSL E-LVL 3062300300019 MEV MEV MEV 3062300300020 14.7 0.1 2.43 3062300300021 ENDCOMMON 3 0 3062300300022 DATA 3 4 3062300300023 NUMBER-CM DATA-CM DATA-ERR 3062300300024 NO-DIM NO-DIM NO-DIM 3062300300025 0. 1. 0.16141 3062300300026 1. 0.22443 0.0063 3062300300027 2. -0.02049 -0.00407 3062300300028 3. -0.00233 -0.00347 3062300300029 ENDDATA 6 0 3062300300030 ENDSUBENT 29 0 3062300399999 SUBENT 30623004 20090807 31403062300400001 BIB 5 9 3062300400002 REACTION (3-LI-7(N,EL)3-LI-7,,DA,,LEG/RSL) 3062300400003 SAMPLE Natural metal disc, 2.5 cm diameter, 4 cm high. 3062300400004 ANALYSIS Legendre polynomial is: 3062300400005 4Pi sig(e,theta)/El sig(E) = sum((2l+1) F(l) p(l)) 3062300400006 F(l) is given in the following data Table 3062300400007 ERR-ANALYS (DATA-ERR) Uncertainties include: 3062300400008 (ERR-S,1.,7.)Statistical error 1 to 7%, 3062300400009 (ERR-1,2.,8.) Relative standard error 2 to 8%. 3062300400010 COMMENT Fitting parameter, sigma(elastic) = 1087.2+-28.6 mb 3062300400011 ENDBIB 9 0 3062300400012 COMMON 2 3 3062300400013 EN EN-RSL 3062300400014 MEV MEV 3062300400015 14.7 0.1 3062300400016 ENDCOMMON 3 0 3062300400017 DATA 3 6 3062300400018 NUMBER-CM DATA-CM DATA-ERR 3062300400019 NO-DIM NO-DIM NO-DIM 3062300400020 0. 1. 0.03717 3062300400021 1. 0.64050 0.02813 3062300400022 2. 0.40618 0.01971 3062300400023 3. 0.23589 0.01309 3062300400024 4. 0.08899 0.00705 3062300400025 5. 0.00868 0.00333 3062300400026 ENDDATA 8 0 3062300400027 ENDSUBENT 26 0 3062300499999 SUBENT 30623005 20090807 31403062300500001 BIB 3 6 3062300500002 REACTION (4-BE-9(N,EL)4-BE-9,,SIG) 3062300500003 ERR-ANALYS (ERR-S) Statistical error 3062300500004 COMMENT Comment of compiler: 3062300500005 Given data fitted by Legendre polynomial is slightly 3062300500006 different with expt results, 962.8 mb, from Table 2 of 3062300500007 Chinese J. Nucl. Phys., 3(1981), 320. 3062300500008 ENDBIB 6 0 3062300500009 COMMON 2 3 3062300500010 EN EN-RSL 3062300500011 MEV MEV 3062300500012 14.7 0.1 3062300500013 ENDCOMMON 3 0 3062300500014 DATA 2 1 3062300500015 DATA ERR-S 3062300500016 MB MB 3062300500017 1016.5 33.6 3062300500018 ENDDATA 3 0 3062300500019 ENDSUBENT 18 0 3062300599999 SUBENT 30623006 20090807 31403062300600001 BIB 3 6 3062300600002 REACTION (3-LI-7(N,EL)3-LI-7,,SIG) 3062300600003 ERR-ANALYS (ERR-S) Statistical error 3062300600004 COMMENT Comment of compiler: 3062300600005 Given data fitted by Legendre polynomial is slightly 3062300600006 different with expt result, 968 mb, from Table 2 of 3062300600007 Chinese J. Nucl. Phys., 3(1981), 320. 3062300600008 ENDBIB 6 0 3062300600009 COMMON 2 3 3062300600010 EN EN-RSL 3062300600011 MEV MEV 3062300600012 14.7 0.1 3062300600013 ENDCOMMON 3 0 3062300600014 DATA 2 1 3062300600015 DATA ERR-S 3062300600016 MB MB 3062300600017 1087.2 28.6 3062300600018 ENDDATA 3 0 3062300600019 ENDSUBENT 18 0 3062300699999 SUBENT 30623007 20090807 31403062300700001 BIB 2 3 3062300700002 REACTION (4-BE-9(N,INL)4-BE-9,PAR,SIG) 3062300700003 The inelastic scattering corresponds to the 5/2- state3062300700004 ERR-ANALYS (ERR-S) Statistical error 3062300700005 ENDBIB 3 0 3062300700006 COMMON 3 3 3062300700007 EN EN-ERR E-LVL 3062300700008 MEV MEV MEV 3062300700009 14.7 0.1 2.43 3062300700010 ENDCOMMON 3 0 3062300700011 DATA 2 1 3062300700012 DATA DATA-ERR 3062300700013 MB MB 3062300700014 158.5 18.1 3062300700015 ENDDATA 3 0 3062300700016 ENDSUBENT 15 0 3062300799999 ENDENTRY 7 0 3062399999999