ENTRY 22456 20190101 22732245600000001 SUBENT 22456001 20190101 22732245600100001 BIB 14 40 2245600100002 TITLE .Measurement of neutron capture on 46Ca and 50Ti at 2245600100003 thermonuclear energies 2245600100004 AUTHOR (P.V.Sedyshev, Yu.P.Popov, P.Mohr, H.Beer, 2245600100005 H.Oberhummer, W.Rochow) 2245600100006 INSTITUTE (4ZZZDUB) Sedyshev, Popov, Frank Lab. of Neutron Phys. 2245600100007 (2GERTHD) Mohr, Oberhummer, Inst.of Nucl.Phys 2245600100008 (2AUSTHV) Mohr, Inst. Of Nucl. Phys. 2245600100009 (2GERKFK) Beer, Inst. Of Nucl.Phys.,Experimental Site 2245600100010 (2GERTUE) Rochow, Physical Institute 2245600100011 REFERENCE ((S,ISINN-6,205,199805)=(S,JINR-E3-98-202,205,199805)) 2245600100012 Main reference 2245600100013 REL-REF (M,22145001,F.Kaeppeler+,J,PR/C,35,936,1987) Exp. 2245600100014 details on activation technique 2245600100015 (M,22445001,H.Beer+,J,PR/C,52,3442,1995) Experimental 2245600100016 details on fast cyclic activation method 2245600100017 MONITOR (79-AU-197(N,G)79-AU-198,,SIG,,MXW) 2245600100018 DECAY-MON (79-AU-198-G,2.69D,DG,411.8047,0.9550) 2245600100019 MONIT-REF (22099002,W.Ratynski+,J,PR/C,37,595,1988) 2245600100020 (,R.L.Macklin,W,MACKLIN,1982) 2245600100021 FACILITY (VDG,2GERKFK) 3.75 MV Van De Graaff accelerator of 2245600100022 Karlsruhe 2245600100023 (VDG,2GERTUE) 3.75 MV Van de Graaff accelerator of 2245600100024 Tuebingen University Physical Inst. 2245600100025 INC-SOURCE (P-LI7) 2245600100026 (P-T) 2245600100027 METHOD (ACTIV) Activation and fast-cyclic activation methods 2245600100028 (GSPEC) 2245600100029 (STTA) Stack targets irradiated 2245600100030 SAMPLE .Metallic gold, 100% purity, mass near 16 milligram on 2245600100031 each side 2245600100032 ERR-ANALYS (ERR-T) Total error 2245600100033 (MONIT-ERR,1.5,3.) Standard error 2245600100034 HISTORY (20000308C) + + Compiled by S.Maev 2245600100035 (20090506U) JINR-E3 updated with ISINN . 2245600100036 STATUS keyword corrected 2245600100037 (20121223A) SD: Col. EN-MEAN -> KT in Subent 4. 2245600100038 ERR-ANALYS, SAMPLE were updated in Subents 2-5. 2245600100039 INC-SPECT moved to Subents 2-5. 2245600100040 (20190101A) SD: Subents 004,005 deleted. Duplication 2245600100041 with 22485.002,003 respectively. 2245600100042 ENDBIB 40 0 2245600100043 NOCOMMON 0 0 2245600100044 ENDSUBENT 43 0 2245600199999 SUBENT 22456002 20121223 22342245600200001 BIB 8 23 2245600200002 REACTION (20-CA-46(N,G)20-CA-47,,SIG,,MXW) 2245600200003 SAMPLE (20-CA-46,ENR=0.04987) .Calcium carbonate Ca-C-O3 2245600200004 powder pressed to tablets of 6 mm diameter, heated 2245600200005 to 700 grad. Celsius for 3 hours, put in a gold foil. 2245600200006 Masses of Ca-C-O3 samples were 76.09-59.6 milligram. 2245600200007 Ca-40 Content 81.363%, Ca-42 content is 1.194%, 2245600200008 Ca-43 Content is 0.385%, Ca-44 content is 10.464%, 2245600200009 Ca-46 Content is 4.987%, Ca-48 content is 1.607%. 2245600200010 DETECTOR (HPGE) Efficiency 98.6% 2245600200011 INC-SPECT The neutron spectra at the neutron energies 25 and 2245600200012 52 keV were generated using proton energies close to 2245600200013 the threshold of the 7Li(p,n) and T(p,n) reaction, 2245600200014 respectively. This condition produces kinematically 2245600200015 collimated neutron spectra resembling a Maxwellian 2245600200016 spectrum at temperatures of kT=25 and 52 keV 2245600200017 DECAY-DATA (20-CA-47,4.536D,DG,1297.09,0.74) 2245600200018 ERR-ANALYS (ERR-1) Detector efficiency error 2245600200019 (ERR-2) Gamma-rays intensity determination error 2245600200020 (ERR-3,2.,7.) Divergence neutron beam error 2245600200021 (ERR-4,,5.) Sample weight error 2245600200022 STATUS (TABLE) Data from Table 2 of ISINN-6,205 2245600200023 HISTORY (20090506A) EN-MEAN changed to KT 2245600200024 (20121223A) SD: ERR-ANALYS, SAMPLE were updated. 2245600200025 ENDBIB 23 0 2245600200026 COMMON 2 3 2245600200027 ERR-1 ERR-2 2245600200028 PER-CENT PER-CENT 2245600200029 2. 12. 2245600200030 ENDCOMMON 3 0 2245600200031 DATA 3 2 2245600200032 KT DATA ERR-T 2245600200033 KEV MB MB 2245600200034 25. 3.61 0.31 2245600200035 52. 2.736 0.113 2245600200036 ENDDATA 4 0 2245600200037 ENDSUBENT 36 0 2245600299999 SUBENT 22456003 20121223 22342245600300001 BIB 8 20 2245600300002 REACTION (20-CA-46(N,G)20-CA-47,,SIG,,SPA) Averaged over 2245600300003 spectrum interval 2245600300004 SAMPLE (20-CA-46,ENR=0.04987) .Calcium Carbonate Ca-C-O3 2245600300005 powder pressed to tablets of 6 mm diameter, heated to 2245600300006 700 grad.Celsius for 3 hours, put in a gold foil. 2245600300007 Masses of Ca-C-O3 samples were 76.09-59.6 milligram. 2245600300008 Ca-40 content 81.363%, Ca-42 content is 1.194%, 2245600300009 Ca-43 content is 0.385%, Ca-44 content is 10.464%, 2245600300010 Ca-46 content is 4.987%, Ca-48 content is 1.607%. 2245600300011 INC-SPECT The spectra at 145, 149 and 214 keV were generated 2245600300012 using thin Li-targets (2.5 mu-m). 2245600300013 DETECTOR (HPGE) Efficiency 98.6% 2245600300014 DECAY-DATA (20-CA-47,4.536D,DG,1297.09,0.74) 2245600300015 ERR-ANALYS (ERR-1) Detector efficiency error 2245600300016 (ERR-2) Gamma-rays intensity determination error 2245600300017 (ERR-3,2.,7.) Divergence neutron beam error 2245600300018 (ERR-4,,0.5) Sample weight error 2245600300019 STATUS (TABLE) Data from table 2 of ISINN-6,205 2245600300020 HISTORY (20090506A) EN-ERR changed to EN-RSL 2245600300021 (20121223A) SD: ERR-ANALYS, SAMPLE were updated. 2245600300022 ENDBIB 20 0 2245600300023 COMMON 2 3 2245600300024 ERR-1 ERR-2 2245600300025 PER-CENT PER-CENT 2245600300026 2. 12. 2245600300027 ENDCOMMON 3 0 2245600300028 DATA 4 2 2245600300029 EN-MEAN EN-RSL DATA ERR-T 2245600300030 KEV KEV MB MB 2245600300031 149. 20. 0.706 0.093 2245600300032 214. 23. 0.77 0.1 2245600300033 ENDDATA 4 0 2245600300034 ENDSUBENT 33 0 2245600399999 NOSUBENT 22456004 20190101 22732245600400001 NOSUBENT 22456005 20190101 22732245600500001 ENDENTRY 5 0 2245699999999