ENTRY 40186 20150109 41724018600000001 SUBENT 40186001 20150109 41724018600100001 BIB 17 58 4018600100002 INSTITUTE (4RUSFEI) 4018600100003 REFERENCE (J,SNP,13,129,1971) Eng.transl.of YF,13,(2),233,1971 4018600100004 (J,YF,13,(2),233,1971) 4018600100005 Data, some graphs and schemes of levels are given 4018600100006 (J,YF,13,(1),3,1971) Graph of gamma spectra for 4018600100007 thermal and 2 keV incident neutrons. 4018600100008 (J,SNP,13,1,1971) Engl.translation of YF,13,(1),3,1971 4018600100009 AUTHOR (D.L.Broder,A.F.Gamalii,B.V.Zemtsev,B.V.Nesterov, 4018600100010 L.P.Kham'yanov) 4018600100011 TITLE Gamma radiation the capture of thermal neutrons 4018600100012 by Cr isotopes 4018600100013 FACILITY (REAC,4RUSFEI) Reactor 4018600100014 INC-SOURCE (REAC) Horizontal channel of the reactor 4018600100015 METHOD Direct detection of gammas 4018600100016 DETECTOR (GELI) The coaxial germanium-lithium detector with the 4018600100017 sensible volume 12 cm**3 . 4018600100018 The resolution of the spectrometer was 15 keV at 10 MeV4018600100019 and 4 keV at 0.5 MeV 4018600100020 PART-DET (G) Gammas 4018600100021 ANALYSIS Area analysis 4018600100022 MONITOR For checking of the system's linearity, 20 lines of 4018600100023 Co-56 with energies from 733.77 keV to 3548.11 keV and 4018600100024 26 gamma-lines of Ga-66 from 833.6keV to 4805.3keV were4018600100025 used.The relative efficiency of the detector was 4018600100026 determined by means of standard sources Zn-65, Co-56, 4018600100027 Na-22, Mn-56,Co-60 and Ga-66. 4018600100028 Absolute normalization of gamma line intensities was 4018600100029 made by Cr-53 8884 keV gamma-line yield, using data 4018600100030 from G.A.Bartholomew et al. Canad.J.Phys,44,2111,1964,4018600100031 A.N.Rudak et al. J.YE,1,235,1965 and A.V.Rudak et al. 4018600100032 J,YF,5,504,1967 4018600100033 (24-CR-53(N,G)24-CR-54,,SPC) 4018600100034 MONIT-REF (,G.A.Bartholomew+,J,CJP,44,2111,1966) 4018600100035 (,A.N.Rudak+,J,YF,1,235,1965) 4018600100036 (,A.N.Rudak+,J,YF,5,504,1967) 4018600100037 CORRECTION Correction for background and for change of dead time 4018600100038 of the analyzer was taken into account 4018600100039 ERR-ANALYS (E-ERR) The energy errors were +-5 keV. They were 4018600100040 conditioned by the differential non-linearity of the 4018600100041 analyzer 4018600100042 ADD-RES Schemes of Cr-51,-53,-55 levels are given on Fig.2. 4018600100043 STATUS (TABLE) Table II of YF,13,(2),233,1971 4018600100044 HISTORY (19731123C) Compiled at the centre 4018600100045 (19750210U) Corrections in subentry 001 and 004 made4018600100046 (20010307A) Updated to new date formats. Institute 4018600100047 updated. 4018600100048 (20150109A) SD: Updated to new date formats,lower case.4018600100049 Ref. on Engl.transl. of YF added. Author's name 4018600100050 corrected (L.P.KHAM JANOV -> L.P.Kham'yanov). DATA 4018600100051 units were changed in Subents 2-4 (GAM/100N -> PC/INC)4018600100052 (20151105A) M.M. Article was checked, BIB information 4018600100053 was updated in TITLE,STATUS,MONITOR,SAMPLE. 4018600100054 Data units were corrected : PC/INC -> PC/REAC according4018600100055 to explanation in the article- "yield per 100 neutron 4018600100056 captures". 4018600100057 E-NRM and MONIT, ADD-RES were added. 4018600100058 Ref. YF,13,(1),3,1971 and it's Engl.translation were 4018600100059 added. 4018600100060 ENDBIB 58 0 4018600100061 COMMON 4 3 4018600100062 EN-DUMMY E-ERR E-NRM MONIT 4018600100063 EV KEV KEV PC/REAC 4018600100064 2.5300E-02 5. 884. 44. 4018600100065 ENDCOMMON 3 0 4018600100066 ENDSUBENT 65 0 4018600199999 SUBENT 40186002 20150109 41724018600200001 BIB 3 10 4018600200002 REACTION (24-CR-53(N,G)24-CR-54,,SPC) 4018600200003 Capture gamma spectrum 4018600200004 SAMPLE (24-CR-53,ENR=0.928) Metallic powder. 4018600200005 Cr-50 Cr-52 Cr-53 Cr-54 4018600200006 Isotopic composition: 4018600200007 0.2% 6.2% 92.8% 0.8% 4018600200008 Contribution to capture : 4018600200009 0.2% 0.26% 99.54% 0.% 4018600200010 HISTORY (20010307A) Lines with blank data fields deleted. 4018600200011 Flag deleted. 4018600200012 ENDBIB 10 0 4018600200013 NOCOMMON 0 0 4018600200014 DATA 2 19 4018600200015 E DATA 4018600200016 KEV PC/REAC 4018600200017 8.3500E+02 7.3000E+01 4018600200018 1.0050E+03 1.0000E+00 4018600200019 1.1000E+03 1.9000E+00 4018600200020 1.7830E+03 8.4000E+00 4018600200021 2.2390E+03 7.8000E+00 4018600200022 2.6030E+03 1.0000E+00 4018600200023 3.7200E+03 3.3000E+00 4018600200024 4.8460E+03 1.2000E+00 4018600200025 4.8730E+03 5.0000E-01 4018600200026 5.7060E+03 9.0000E-01 4018600200027 5.8600E+03 1.0000E+00 4018600200028 5.9970E+03 3.4000E+00 4018600200029 6.2870E+03 1.3000E+00 4018600200030 6.3220E+03 1.0000E+00 4018600200031 6.6420E+03 7.1000E+00 4018600200032 6.8860E+03 1.6000E+00 4018600200033 7.1010E+03 5.9000E+00 4018600200034 8.8840E+03 4.4000E+01 4018600200035 9.7170E+03 2.2000E+01 4018600200036 ENDDATA 21 0 4018600200037 ENDSUBENT 36 0 4018600299999 SUBENT 40186003 20150109 41724018600300001 BIB 3 10 4018600300002 REACTION (24-CR-52(N,G)24-CR-53,,SPC) 4018600300003 Capture gamma spectrum 4018600300004 SAMPLE (24-CR-52,ENR=0.995) Metallic powder. 4018600300005 Cr-50 Cr-52 Cr-53 Cr-54 4018600300006 Isotopic composition: 4018600300007 0.1% 99.5% 0.3% 0.1% 4018600300008 Contribution to capture : 4018600300009 2.15% 92.0% 5.60% 0.35% 4018600300010 HISTORY (20010307A) Lines with blank data fields deleted. 4018600300011 Flag deleted. 4018600300012 ENDBIB 10 0 4018600300013 NOCOMMON 0 0 4018600300014 DATA 2 13 4018600300015 E DATA 4018600300016 KEV PC/REAC 4018600300017 5.5900E+02 1.3000E+01 4018600300018 8.0400E+02 4.0000E+00 4018600300019 1.2610E+03 2.4000E+00 4018600300020 1.3530E+03 7.5000E+00 4018600300021 1.5490E+03 5.0000E-01 4018600300022 2.1630E+03 6.5000E+00 4018600300023 3.3000E+03 1.6000E+01 4018600300024 3.6730E+03 4.1000E+00 4018600300025 4.2440E+03 5.5000E+00 4018600300026 4.3060E+03 5.5000E+00 4018600300027 5.5950E+03 2.1000E+01 4018600300028 7.3560E+03 1.3000E+01 4018600300029 7.9310E+03 5.0000E+01 4018600300030 ENDDATA 15 0 4018600300031 ENDSUBENT 30 0 4018600399999 SUBENT 40186004 20150109 41724018600400001 BIB 3 10 4018600400002 REACTION (24-CR-50(N,G)24-CR-51,,SPC) 4018600400003 Capture spectrum 4018600400004 SAMPLE (24-CR-50,ENR=0.877) Chromium compound Cr2O3. 4018600400005 Cr-50 Cr-52 Cr-53 Cr-54 4018600400006 Isotopic composition: 4018600400007 87.7% 11.1% 0.9% 0.3% 4018600400008 Contribution to capture : 4018600400009 98.8% 0.53% 1.05% 0.05% 4018600400010 HISTORY (20010307A) Lines with blank data fields deleted. 4018600400011 Flag deleted. 4018600400012 ENDBIB 10 0 4018600400013 NOCOMMON 0 0 4018600400014 DATA 2 17 4018600400015 E DATA 4018600400016 KEV PC/REAC 4018600400017 4.1700E+02 2.2000E+01 4018600400018 7.5000E+02 4.9000E+01 4018600400019 7.7800E+02 1.2000E+00 4018600400020 8.7600E+02 1.7000E+00 4018600400021 1.8990E+03 4.9000E+00 4018600400022 3.5930E+03 4.9000E+00 4018600400023 4.0390E+03 9.0000E-01 4018600400024 4.2810E+03 1.8000E+00 4018600400025 4.4860E+03 6.0000E-01 4018600400026 4.6320E+03 1.5000E+00 4018600400027 5.2190E+03 3.1000E+00 4018600400028 5.4860E+03 4.1000E+00 4018600400029 6.1300E+03 7.5000E+00 4018600400030 6.3650E+03 3.7000E+00 4018600400031 7.3660E+03 1.3000E+01 4018600400032 8.5050E+03 2.8000E+01 4018600400033 8.5320E+03 3.2000E+01 4018600400034 ENDDATA 19 0 4018600400035 ENDSUBENT 34 0 4018600499999 ENDENTRY 4 0 4018699999999