ENTRY 40252 20201020 41934025200000001 SUBENT 40252001 20201020 41934025200100001 BIB 14 43 4025200100002 TITLE Angular distributions of fission fragments and 4025200100003 the cross section for neutron-induced 249Bk fission 4025200100004 AUTHOR (P.E.Vorotnikov,S.M.Dubrovina,V.N.Kosyakov, 4025200100005 L.V.Chistyakov,V.A.Shigin,V.M.Shubko,G.A.Otroshchenko) 4025200100006 INSTITUTE (4RUSKUR) 4025200100007 REFERENCE (J,NP/A,150,56,1970) Issue 1. Main reference 4025200100008 (J,YF,10,726,1969) Issue 4 . Graphs are given 4025200100009 (J,SNP,10,419,1970) translation of YF,10,726 4025200100010 (P,YFI-11,3,1971) data tables are given 4025200100011 (R,INDC(CCP)-031,1,1971) Engl.transl.of YFI-11,3,1971 4025200100012 REL-REF (O,41271003,P.E.Vorotnikov+,J,NP/A,150,56,1970) 4025200100013 Cf-242 data ( additional measurement for correction) 4025200100014 FACILITY (VDG,4RUSKUR) 4025200100015 INC-SOURCE (P-T,P-LI7,D-D) 4025200100016 MONITOR .Absolute measurement 4025200100017 DETECTOR (GLASD) Glass detector for fiss. fragments detection 4025200100018 (LONGC) Long counter for neutron flux monitoring 4025200100019 DECAY-DATA (97-BK-249,314.0D,B-) 4025200100020 (97-BK-249,314.0D,A) 4025200100021 (98-CF-249,360.0YR,A) 4025200100022 Bk-249,1.65E+09yr (spon.fiss.) 4025200100023 INC-SPECT Neutron flux at the detector of berkelium is 4025200100024 5.0e+8 n/cm2/sec, energy resolution at all energies 4025200100025 is 40 keV 4025200100026 SAMPLE .Berkelium layer was deposited by electrolysis 4025200100027 admixture of Cf-252 (2.0E+09yr-spon.fiss.) is less 4025200100028 than 1.0E-06% 4025200100029 .Sample has mass 1.2 microgram. Berkelium layer was 4025200100030 placed at a distance of 50 mm and 8 mm from neutron 4025200100031 source. Bk-target was at an angle 45 degr. to the 4025200100032 direction of the neutron beam 4025200100033 CORRECTION .Corrections were made on Cf-249 fission- 10%, 4025200100034 on spontaneous fission of Cf-252 - no more than 4025200100035 50% in the worst case 4025200100036 HISTORY (19760819C) + + Compiled at the centre - CJD + + 4025200100037 (19970808A) * * BIB-information updated, one new 4025200100038 Subent added 4025200100039 (20160528A) SD:Updated to new date formats,lower case. 4025200100040 DECAY-DATA update. ERR-T -> DATA-ERR. 4025200100041 (20170710U) M.M. Ref.INDC(CCP)-031,1,1971 was added. 4025200100042 ERR-ANALYS was corrected. EN-RSL -> EN-RSL-HW 4025200100043 (20201020A) Subent 003 reaction was corrected. 4025200100044 Minor correction of free text in Status. 4025200100045 ENDBIB 43 0 4025200100046 COMMON 1 3 4025200100047 EN-RSL-HW 4025200100048 KEV 4025200100049 40. 4025200100050 ENDCOMMON 3 0 4025200100051 ENDSUBENT 50 0 4025200199999 SUBENT 40252002 20201020 41934025200200001 BIB 4 7 4025200200002 REACTION (97-BK-249(N,F),,SIG) 4025200200003 ERR-ANALYS (DATA-ERR) Relative measurement error . 4025200200004 (ERR-1,,10.) Normalization error . 4025200200005 STATUS (TABLE) Table 1 from rep.YFI-11,p.3,1971 4025200200006 HISTORY (19970808U) Data checked with the rep.YFI-11,p.3,1971 4025200200007 DATA-ERR changed to ERR-T 4025200200008 (20160528A) SD: ERR-T -> DATA-ERR. REFERENCE -> STATUS.4025200200009 ENDBIB 7 0 4025200200010 NOCOMMON 0 0 4025200200011 DATA 3 23 4025200200012 EN DATA DATA-ERR 4025200200013 KEV B B 4025200200014 650. 0.009 0.01 4025200200015 700. 0.031 0.01 4025200200016 750. 0.075 0.01 4025200200017 800. 0.096 0.01 4025200200018 850. 0.17 0.015 4025200200019 900. 0.22 0.015 4025200200020 950. 0.41 0.02 4025200200021 1000. 0.53 0.02 4025200200022 1050. 0.65 0.03 4025200200023 1100. 0.81 0.01 4025200200024 1150. 0.85 0.03 4025200200025 1200. 0.99 0.03 4025200200026 1250. 0.97 0.02 4025200200027 1300. 1.06 0.03 4025200200028 1350. 1.15 0.03 4025200200029 1400. 1.16 0.03 4025200200030 1500. 1.20 0.02 4025200200031 1550. 1.32 0.03 4025200200032 1600. 1.31 0.03 4025200200033 1650. 1.38 0.03 4025200200034 1700. 1.41 0.03 4025200200035 1800. 1.37 0.05 4025200200036 4600. 1.50 0.06 4025200200037 ENDDATA 25 0 4025200200038 ENDSUBENT 37 0 4025200299999 SUBENT 40252003 20201020 41934025200300001 BIB 4 6 4025200300002 REACTION (97-BK-249(N,F),,DA,FF,RSD) 4025200300003 ERR-ANALYS (DATA-ERR) Total error. Structure of errors not given 4025200300004 STATUS (TABLE) Table 2 from rep.YFI-11,p.3,1971 4025200300005 HISTORY (19970808C) + + Compiled at the center - CJD + + 4025200300006 (20160528A) SD: ERR-T -> DATA-ERR. REFERENCE -> STATUS.4025200300007 (20201020A) Code PRE was deleted. 4025200300008 ENDBIB 6 0 4025200300009 NOCOMMON 0 0 4025200300010 DATA 4 18 4025200300011 EN ANG DATA DATA-ERR 4025200300012 KEV ADEG NO-DIM NO-DIM 4025200300013 800. 0. 1.07 0.15 4025200300014 800. 30. 0.77 0.15 4025200300015 800. 60. 1.11 0.15 4025200300016 1000. 0. 1.15 0.06 4025200300017 1000. 30. 1.033 0.06 4025200300018 1000. 60. 1.035 0.06 4025200300019 1200. 0. 1.09 0.045 4025200300020 1200. 30. 1.10 0.045 4025200300021 1200. 60. 1.021 0.045 4025200300022 1400. 0. 1.05 0.045 4025200300023 1400. 30. 1.06 0.045 4025200300024 1400. 60. 1.028 0.045 4025200300025 1600. 0. 1.127 0.04 4025200300026 1600. 30. 1.18 0.04 4025200300027 1600. 60. 1.07 0.04 4025200300028 4600. 0. 1.06 0.04 4025200300029 4600. 30. 1.086 0.04 4025200300030 4600. 60. 1.003 0.04 4025200300031 ENDDATA 20 0 4025200300032 ENDSUBENT 31 0 4025200399999 ENDENTRY 3 0 4025299999999