ENTRY 22692 20191119 22832269200000001 SUBENT 22692001 20191119 22832269200100001 BIB 12 51 2269200100002 TITLE Reinvestigation of 85Kr branching in the light of new2269200100003 82,84,86Kr neutron capture cross section measurements 2269200100004 AUTHOR (P.Mutti,H.Beer,A.Brusegan,F.Corvi) 2269200100005 INSTITUTE (2FR ILL) Mutti 2269200100006 (2GERKFK) Beer 2269200100007 (2ZZZGEL) Brusegan, Corvi 2269200100008 REFERENCE (J,NSTS,2,569,2002) Main reference. Data given 2269200100009 (C,98VOLOS,,200,1998) prelim.data 2269200100010 FACILITY (LINAC,2ZZZGEL) Pulsed Geel Linear Accelerator - 2269200100011 GELINA beam energy is 100 MeV averaged current 60 2269200100012 60 microAmp. Compressed 1 ns electron bursts repetition2269200100013 rate 800 Hz 2269200100014 METHOD (TOF) Time-Of-Flight, flight base 58.404 m 2269200100015 INC-SOURCE (PHOTO) Neutron produced by (gamma,n) and (gamma,f) 2269200100016 reactions induced by electron beam of 100 MeV energy.2269200100017 Neutrons were moderated in two 40-mm water slabs 2269200100018 canned in beryllium and placed immediately above and 2269200100019 below of rotary target 2269200100020 DETECTOR (STANK) C6D6-based liquid scintillators for prompt 2269200100021 capture gamma-ray measurement (NE230) 2269200100022 (GLASD) 0.25 inch thick lithium glass detector (NE912) 2269200100023 for total cross section measurement 2269200100024 REL-REF (R,,P.Ribon,R,CEA-N-1149,1969) 2269200100025 The weighted average of the three resonances of 131Xe,2269200100026 at En=46.0, 75.6 and 114.9 eV respectively were used 2269200100027 to minimize the effect of multiple scattering 2269200100028 of neutrons into the sample. 2269200100029 SAMPLE Natural xenon for the standard placed in a hollow 2269200100030 sphere 80 mm inner diam., pressure 20 Bar, mass 2269200100031 43.48 gram 2269200100032 ERR-ANALYS (ERR-T) The uncertainties represent the sum of the 2269200100033 contributions from: 2269200100034 * the statistical errors on both the resonance 2269200100035 parameters and the average cross section 2269200100036 (ERR-1) 2% relative error due to uncertainties in the 2269200100037 normalization, 2269200100038 (ERR-2,0.,3.) Error in the energy dependence of the 2269200100039 neutron flux ranging from 0 at 1 keV to 3% at 200 keV 2269200100040 with logE interpolation, 2269200100041 (ERR-3) an estimated 10% error on the average capture 2269200100042 cross section due to uncertainty in the background 2269200100043 subtraction and 2269200100044 (ERR-4)Conservative 5% error on the weighting procedure2269200100045 HISTORY (20030311C) J.O.S. 2269200100046 (20030311U) Last checking has been done. 2269200100047 (20131117A) SD: Ref. on Conf. abstract deleted. 2269200100048 ERR-ANALYS updated. Minor corrections. EN-MEAN -> KT 2269200100049 and correct values accordingly in Subents 2,3,4. 2269200100050 (20190830A) SD: STATUS updated in Subents 002-004. 2269200100051 MONITOR deleted; MONIT-REF -> REL-REF with description.2269200100052 (20191119U) SD: Ref. C,98VOLOS,,200,1998 added. 2269200100053 ENDBIB 51 0 2269200100054 COMMON 3 3 2269200100055 ERR-1 ERR-3 ERR-4 2269200100056 PER-CENT PER-CENT PER-CENT 2269200100057 2. 10. 5. 2269200100058 ENDCOMMON 3 0 2269200100059 ENDSUBENT 58 0 2269200199999 SUBENT 22692002 20190830 22822269200200001 BIB 4 10 2269200200002 REACTION (36-KR-82(N,G)36-KR-83,,SIG,,MXW) Maxwell-averaged cs 2269200200003 SAMPLE (36-KR-82,ENR=0.993) 11.05 gram of 99.3% enriched 2269200200004 82Kr gas placed in a hollow sphere 80 mm inner 2269200200005 diameter, and the same sphere filled with 25.86 gram 2269200200006 of the natural krypton 2269200200007 STATUS (TABLE) Table 1 of J.Nucl.Sci.Technol.Suppl.,2(2002)5692269200200008 (SPSDD,22908003) 2269200200009 HISTORY (20131117A) SD: EN-MEAN -> KT and values were corrected2269200200010 accordingly. 2269200200011 (20190830A) SD: STATUS updated (COREL -> SPSDD). 2269200200012 ENDBIB 10 0 2269200200013 NOCOMMON 0 0 2269200200014 DATA 3 12 2269200200015 KT DATA ERR-T 2269200200016 KEV MB MB 2269200200017 5.0 263.0 14.5 2269200200018 8.0 201.8 11.3 2269200200019 10.0 176.0 10.0 2269200200020 15.0 138.5 8.0 2269200200021 20.0 116.5 6.9 2269200200022 25.0 102.5 6.1 2269200200023 30.0 92.2 5.6 2269200200024 40.0 78.6 4.9 2269200200025 50.0 69.4 4.4 2269200200026 60.0 62.2 4.0 2269200200027 80.0 50.8 3.4 2269200200028 100.0 42.1 2.9 2269200200029 ENDDATA 14 0 2269200200030 ENDSUBENT 29 0 2269200299999 SUBENT 22692003 20190830 22822269200300001 BIB 4 10 2269200300002 REACTION (36-KR-84(N,G)36-KR-85,,SIG,,MXW) Maxwell-averaged cs 2269200300003 SAMPLE 36-KR-84,ENR=0.999) 17.35 gram of 99.9% enriched 84Kr 2269200300004 gas placed in a hollow sphere 80 mm inner diameter, 2269200300005 and the same sphere filled with 25.86 gram of the 2269200300006 natural krypton 2269200300007 STATUS (TABLE) Table 1 of J.Nucl.Sci.Technol.Suppl.,2(2002)5692269200300008 (SPSDD,22908005) 2269200300009 HISTORY (20131117A) SD: EN-MEAN -> KT and values were corrected2269200300010 accordingly. 2269200300011 (20190830A) SD: STATUS updated (COREL -> SPSDD). 2269200300012 ENDBIB 10 0 2269200300013 NOCOMMON 0 0 2269200300014 DATA 3 12 2269200300015 KT DATA ERR-T 2269200300016 KEV MB MB 2269200300017 5.0 134.3 7.4 2269200300018 8.0 89.3 5.0 2269200300019 10.0 73.9 4.2 2269200300020 15.0 53.3 3.1 2269200300021 20.0 42.8 2.5 2269200300022 25.0 36.2 2.2 2269200300023 30.0 31.6 1.9 2269200300024 40.0 25.4 1.6 2269200300025 50.0 21.2 1.4 2269200300026 60.0 18.1 1.3 2269200300027 80.0 13.7 1.1 2269200300028 100.0 10.7 1.0 2269200300029 ENDDATA 14 0 2269200300030 ENDSUBENT 29 0 2269200399999 SUBENT 22692004 20190830 22822269200400001 BIB 4 10 2269200400002 REACTION (36-KR-86(N,G)36-KR-87,,SIG,,MXW) Maxwell-averaged cs 2269200400003 SAMPLE (36-KR-86,ENR=0.999) 18.03 gram of 99.9% enriched 2269200400004 86Kr gas placed in a hollow sphere 80 mm inner 2269200400005 diameter, and the same sphere filled with 25.86 gram 2269200400006 of the natural krypton 2269200400007 STATUS (TABLE) Table 1 of J.Nucl.Sci.Technol.Suppl.,2(2002)5692269200400008 (SPSDD,22908006) 2269200400009 HISTORY (20131117A) SD: EN-MEAN -> KT and values were corrected2269200400010 accordingly. 2269200400011 (20190830A) SD: STATUS updated (COREL -> SPSDD). 2269200400012 ENDBIB 10 0 2269200400013 NOCOMMON 0 0 2269200400014 DATA 3 12 2269200400015 KT DATA ERR-T 2269200400016 KEV MB MB 2269200400017 5.0 2.91 0.16 2269200400018 8.0 3.92 0.20 2269200400019 10.0 4.43 0.22 2269200400020 15.0 5.07 0.25 2269200400021 20.0 5.14 0.30 2269200400022 25.0 4.97 0.29 2269200400023 30.0 4.74 0.28 2269200400024 40.0 4.25 0.26 2269200400025 50.0 3.82 0.24 2269200400026 60.0 3.46 0.23 2269200400027 80.0 2.85 0.22 2269200400028 100.0 2.47 0.22 2269200400029 ENDDATA 14 0 2269200400030 ENDSUBENT 29 0 2269200499999 ENDENTRY 4 0 2269299999999