ENTRY 41541 20190402 41824154100000001 SUBENT 41541001 20190402 41824154100100001 BIB 12 35 4154100100002 TITLE Production of the Hf isomers in reactor irradiations. 4154100100003 AUTHOR (S.A.Karamian,J.J.Carroll,J.Adam,E.N.Kulagin, 4154100100004 E.P.Shabalin) 4154100100005 INSTITUTE (4ZZZDUB) S.A.Karamian,J.Adam,,E.N.Kulagin,E.P.Shabalin4154100100006 (1USAUSA) J.J.Carroll - Youngstown State University, 4154100100007 Ohio, USA. 4154100100008 (3CZRUJF) J.Adam 4154100100009 REFERENCE (C,2006KYIV,,331,2006) 4154100100010 UDC 539.17 . 4154100100011 This article was published in Proc. NPAE-Kyiv2006. 4154100100012 http://www.kinr.kiev.ua/NPAE Kyiv2006/proc/ 4154100100013 (C,2006SAROV,,179,2006) 4154100100014 FACILITY (REAC,4ZZZDUB) IBR-2 reactor. Different channels. 4154100100015 METHOD (ACTIV) With and without Cd and B4C filters. 4154100100016 DETECTOR (GE) Germanium gamma- spectrometers to measure 4154100100017 gamma-activity of irradiated samples during 2 years 4154100100018 after irradiation. 4154100100019 SAMPLE Metal natural Hf samples of 20 mg; admixtures : 4154100100020 Zr - about 3%, others < 1ppm. 4154100100021 NiCr-alloy samples for incident neutron spectrum. 4154100100022 For second series of experiments - larger Hf samples 4154100100023 for longer duration - to improve sensitivity of 4154100100024 detection of low-lied isomers. 4154100100025 REL-REF (R,,R.G.Helmer+,J,NP/A,211,1,1973) 4154100100026 ANALYSIS Peak areas were determined for Hf-175, 4154100100027 Hf-179-M2, Hf-180-M, Hf-181 . 4154100100028 DECAY-DATA (72-HF-175,70.D) 4154100100029 (72-HF-181,42.4D) 4154100100030 Detected yields of Hf-175 and Hf-181 were used as 4154100100031 additional, intrinsic calibrators of neutron fluxes. 4154100100032 HISTORY (20100714C) M.M. 4154100100033 (20101130A) Reference was corrected 4154100100034 2006KIEV -> 2006KYIV 4154100100035 according to NDS IAEA proposal. 4154100100036 (20190402U) REL-REF was corrected in Subent 003. 4154100100037 ENDBIB 35 0 4154100100038 COMMON 2 3 4154100100039 HL HL-ERR 4154100100040 SEC SEC 4154100100041 1.3 0.2 4154100100042 ENDCOMMON 3 0 4154100100043 ENDSUBENT 42 0 4154100199999 SUBENT 41541002 20100706 41504154100200001 BIB 3 6 4154100200002 REACTION 1(72-HF-177(N,G)72-HF-178-M2,,SIG) 4154100200003 2(72-HF-177(N,G)72-HF-178-M2,,RI) 4154100200004 3(72-HF-177(N,G)72-HF-178-M2/G,,SIG/RAT) 4154100200005 ERR-ANALYS (DATA-ERR) Not specified. 4154100200006 STATUS (TABLE) Table 1 of A,2006SAROV,179,2006 , 4154100200007 Table 1 of UDC . 4154100200008 ENDBIB 6 0 4154100200009 NOCOMMON 0 0 4154100200010 DATA 5 1 4154100200011 EN-DUMMY DATA 1DATA 2DATA 3DATA-ERR 3 4154100200012 EV B B NO-DIM NO-DIM 4154100200013 0.0253 2.6E-6 5.E-5 7.E-09 2.E-09 4154100200014 ENDDATA 3 0 4154100200015 ENDSUBENT 14 0 4154100299999 SUBENT 41541003 20190402 41824154100300001 BIB 4 15 4154100300002 REACTION 1(72-HF-178-M2(N,G)72-HF-179-G,,SIG) 4154100300003 2(72-HF-178-M2(N,G)72-HF-179-G,,RI) 4154100300004 3(72-HF-178-M2(N,G)72-HF-179-M2/G,,SIG/RAT) 4154100300005 4(72-HF-178-M2(N,G)72-HF-179-M2,,SIG) 4154100300006 5(72-HF-178-M2(N,G)72-HF-179-M2,,RI) 4154100300007 REL-REF (R,10354002,R.G.Helmer+,J,NP/A,211,1,1973) 4154100300008 Data 1-3 were obtained by comparison of present results4154100300009 with those of Helmer+. 4154100300010 ERR-ANALYS (DATA-ERR) Not specified. 4154100300011 STATUS (TABLE) Table 1 of A,2006SAROV,179,200 4154100300012 Table 1 of UDC . 4154100300013 Data 4, 5 were published in Proc. of Int. 4154100300014 School-Seminar on Heavy-Ion Physics. Ed. Y.T.Oganesian,4154100300015 R.Kalpakchieva, Singapore, World Scientific, 4154100300016 pages 565-576, 1998. 4154100300017 ENDBIB 15 0 4154100300018 NOCOMMON 0 0 4154100300019 DATA 9 1 4154100300020 EN-DUMMY DATA 1DATA 2DATA 3DATA-ERR 3DATA 44154100300021 DATA-ERR 4DATA 5DATA-ERR 5 4154100300022 EV B B NO-DIM NO-DIM B 4154100300023 B B B 4154100300024 0.0253 190. 4500. 0.24 0.07 45. 4154100300025 5. 1060. 60. 4154100300026 ENDDATA 6 0 4154100300027 ENDSUBENT 26 0 4154100399999 SUBENT 41541004 20100706 41504154100400001 BIB 5 7 4154100400002 REACTION 1(72-HF-179(N,G)72-HF-180-M,,SIG) 4154100400003 2(72-HF-179(N,G)72-HF-180-M,,RI) 4154100400004 REL-REF (A,,S.F.Mughabghab,B,NEUT.CS 1B,,1984) 4154100400005 (A,,V.McLane+,B,NEUT.CS 2,,1988) 4154100400006 ERR-ANALYS (DATA-ERR) Not specified. 4154100400007 ANALYSIS Deduced for neutron flux calibration. 4154100400008 STATUS (TABLE) Text of UDC 539.17 , page 332 . 4154100400009 ENDBIB 7 0 4154100400010 NOCOMMON 0 0 4154100400011 DATA 5 1 4154100400012 EN-DUMMY DATA 1DATA-ERR 1DATA 2DATA-ERR 2 4154100400013 EV B B B B 4154100400014 0.0253 0.44 0.02 5.8 0.7 4154100400015 ENDDATA 3 0 4154100400016 ENDSUBENT 15 0 4154100499999 ENDENTRY 4 0 4154199999999