ENTRY 40359 20200720 41884035900000001 SUBENT 40359001 20200720 41884035900100001 BIB 14 43 4035900100002 INSTITUTE (4RUSFEI) 4035900100003 REFERENCE ((R,YK-23,10,1976)= 4035900100004 (R,INDC(CCP)-106,10,1976)) 4035900100005 AUTHOR (O.A.Sal'nikov,V.B.Anufrienko,B.V.Devkin, 4035900100006 G.V.Kotel'nikova,G.N.Lovchikova, 4035900100007 A.M.Trufanov,N.I.Fetisov) 4035900100008 TITLE Angular distribution of inelastically scattered 4035900100009 neutrons on carbon 4035900100010 REL-REF (M,40066001,N.S.Biryukov+,R,FEI-272,1971) 4035900100011 FACILITY (VDG,4RUSFEI) 4035900100012 INC-SOURCE (D-T) Deuteron-tritium, deuteron beam energy 250. keV, 4035900100013 pulse duration 5 nsec, frequency 2 MHz. 4035900100014 SAMPLE Hollow cylinder with height 60.0 mm and external 4035900100015 and internal diameters 50.0 and 15.0 mm. 4035900100016 C-12 content is 98.89 percent 4035900100017 (6-C-12,NAT=0.9889) 4035900100018 METHOD (TOF) Time-of-flight with flight path 2.0 m . 4035900100019 Channel width 2.62 nsec, channels number 256. 4035900100020 Differential non-linearity < 0.4 % . 4035900100021 DETECTOR (SCIN) Liquid scintillation detector, 4035900100022 neutron registration threshold 0.1 MeV, 4035900100023 total spectrometer resolution 7 nsec. 4035900100024 MONITOR No information. 4035900100025 ERR-ANALYS (DATA-ERR) Mean-square error for 3 measurement 4035900100026 . Errors of normalization coefficient: 4035900100027 (ERR-S,3.,5.) Statistical error. 4035900100028 (ERR-1,,2.) Error due to elastic and inelastic peaks 4035900100029 separation. 4035900100030 (ERR-2,3.,5.) Error of data used in analysis 4035900100031 COMMENT .Of authors: " Contribution of reaction C-12(N,n'+3A) 4035900100032 (Q=-7.34 MeV) can be estimated in analysis of spectra 4035900100033 and angular distributions of scattered neutrons in 4035900100034 this energy range." 4035900100035 . Of N.Otsuka (NDS,IAEA) 2020-05-08: 4035900100036 uncertain if neutrons emitted from the processes other 4035900100037 than inelastic scattering (e.g. three-body break-up 4035900100038 12C(N,n+a)8Be) are excluded. 4035900100039 HISTORY (19771209C) Compiled at the centre 4035900100040 (20200318U) Ref. INDC(CCP)-106,10,1976 was added. 4035900100041 Upper -> lower case correction. 4035900100042 BIB information was updated. 4035900100043 (20200515U) Minor correction in Subent 003 4035900100044 (20200720A) Subent 002 was corrected. 4035900100045 ENDBIB 43 0 4035900100046 COMMON 1 3 4035900100047 EN 4035900100048 MEV 4035900100049 14.4 4035900100050 ENDCOMMON 3 0 4035900100051 ENDSUBENT 50 0 4035900199999 SUBENT 40359002 20200720 41884035900200001 BIB 4 12 4035900200002 REACTION (6-C-12(N,INL)6-C-12,PAR,DA,,MSC) 4035900200003 Any reaction emitting a neutron slower than (n,n3) 4035900200004 neutron is included. 4035900200005 ANALYSIS Average value of three measurements of 4035900200006 non-elastically scattering neutrons. 4035900200007 Elastic and inelastic (4.43 MeV) peaks were separated 4035900200008 with uncertainty < 2.%. 4035900200009 STATUS (TABLE) Table 2 of INDC(CCP)-106,10,1976 4035900200010 HISTORY (20200218) (N,X) -> (N,INL) 4035900200011 E-LVL-MIN was inserted according to a comment of 4035900200012 N.Otsuka (NDS,IAEA). 4035900200013 (20200720A) MSC code was added in SF8 4035900200014 ENDBIB 12 0 4035900200015 COMMON 1 3 4035900200016 E-LVL-MIN 4035900200017 MEV 4035900200018 9.63 4035900200019 ENDCOMMON 3 0 4035900200020 DATA 3 5 4035900200021 ANG DATA DATA-ERR 4035900200022 ADEG MB/SR MB/SR 4035900200023 30. 16.60 2.18 4035900200024 60. 22.76 0.69 4035900200025 90. 17.17 0.76 4035900200026 120. 14.29 0.79 4035900200027 150. 15.35 1.0 4035900200028 ENDDATA 7 0 4035900200029 ENDSUBENT 28 0 4035900299999 SUBENT 40359003 20200515 41874035900300001 BIB 5 18 4035900300002 REACTION (6-C-12(N,INL)6-C-12,PAR,SIG,,MSC) 4035900300003 Contribution of any reaction emitting a neutron slower4035900300004 than (n,n3) neutron is included . 4035900300005 ANALYSIS (INTAD) 4035900300006 COMMENT Of authors. 4035900300007 Measured angular distribution was fitted by Legendre 4035900300008 polynomials in the form: 4035900300009 SIG(COS(angle))= 4035900300010 (1/(4*PI))*(a0+a1*P1(COS(angle))+a2*P2(COS(angle))). 4035900300011 Coefficient a0 is emission total cross-section, what is4035900300012 cross-section of all reactions with excited level 4035900300013 energy > 9.63 MeV. 4035900300014 STATUS (TABLE) Text page 12 of INDC(CCP)-106,10,1976 4035900300015 (DEP,40359002) Measured angular distribution. 4035900300016 HISTORY (20200218C) Subent was added according to a comment of 4035900300017 S.Simakov(KIT) and N.Otsuka (NDS,IAEA). 4035900300018 (20200515A) MSC was added in SF8 according to a comment4035900300019 of N.Otsuka (NDS,IAEA) 4035900300020 ENDBIB 18 0 4035900300021 NOCOMMON 0 0 4035900300022 DATA 2 1 4035900300023 E-LVL-MIN DATA 4035900300024 MEV MB 4035900300025 9.63 231. 4035900300026 ENDDATA 3 0 4035900300027 ENDSUBENT 26 0 4035900399999 ENDENTRY 3 0 4035999999999