ENTRY 41339 20150720 41694133900000001 SUBENT 41339001 20150720 41694133900100001 BIB 13 57 4133900100002 TITLE Deformation on isomeric excitation of Eu isotopes 4133900100003 in (gamma,n) and (n,gamma) reactions 4133900100004 AUTHOR (A.P.Tonchev, Yu.P.Gangrskiy, A.G.Belov, V.E.Zhuchko) 4133900100005 INSTITUTE (4ZZZDUB) Gangrskiy, Belov, Zhuchko 4133900100006 (1USAISU) Tonchev 4133900100007 REFERENCE (J,PR/C,58,(5),2851,1998) Main reference, data given 4133900100008 #doi:10.1103/PhysRevC.58.2851 4133900100009 (J,YF,60,(11),1940,1997) First author A.G.Belov. 4133900100010 Same results. 4133900100011 (J,PAN,60,1773,1997) Engl.translation of J,YF,60,1940 .4133900100012 (C,97OBNIN,,61,1997) First author A.G.Belov. 4133900100013 Prelim. results of isomeric ratios. 4133900100014 REL-REF (I,,A.G.Belov+,S,JINR-D15-93-80,12,1993) Exp. details.4133900100015 Workshop on the Application of 4133900100016 Microtrons in Nuclear Physics. Plovdiv, Bulgaria,1992.4133900100017 (R,,R.B.Firestone+,B,FIRESTONE,,1996) 4133900100018 Reference for decay data. 4133900100019 (O,M0786001,A.P.Tonchev+,J,PR/C,58,(5),2851,1998) 4133900100020 Data of (gamma,n) reaction are given in Entry M0786. 4133900100021 FACILITY (MICRT,4ZZZDUB) MT-25 microtron of the Flerov Lab. 4133900100022 of Nuclear Reactions at JINR, Dubna. 4133900100023 METHOD (ACTIV) Irradiation for 1 h. 4133900100024 To take into account the contribution of resonance 4133900100025 neutrons, similar exposures were performed with 4133900100026 samples shielded by 2-mm-thick Cd foil. 4133900100027 The measured intensities of gamma-lines made possible 4133900100028 to determine the absolute yields of Eu nuclei in ground4133900100029 and isomeric states and isomeric ratios. 4133900100030 MONITOR (27-CO-59(N,G)27-CO-60,,SIG) 4133900100031 Normalization energy of Co-59 gamma 1332.keV. 4133900100032 INC-SOURCE (PHOTO) Photoneutrons obtained by means of electron 4133900100033 irradiation of a converter consisting of 4133900100034 uranium cylinder surrounded by beryllium. 4133900100035 (THCOL) Uranium-beryllium converter was placed in a 4133900100036 120x120x120 cm**3 graphite cube which served 4133900100037 as a neutron moderator. 4133900100038 INC-SPECT Thermal neutron with cadmium ratio 2.5 at position of 4133900100039 sample irradiation. 4133900100040 Thermal neutron flux at the center of cube was 4133900100041 4.E+8 n/(s*cm**2) at electron energy 25 MeV and 4133900100042 current 20 microA. 4133900100043 DETECTOR (GELI) Ge-lithium detector with fiducial volume 4133900100044 of 60 cm**3. Energy resolution is 3 keV for 4133900100045 gamma-line energy 1332 keV of Co-60. 4133900100046 ERR-ANALYS (DATA-ERR) Errors are not specified. 4133900100047 HISTORY (20000112C) + + Compiled at the Center - CJD + + 4133900100048 (20000126U) Last checking has been done. 4133900100049 (20001031A) . . Corrected at CJD 4133900100050 (20001031U) Last checking has been done. 4133900100051 (20100226U) MM. STATUS (COREL,M0786001) was added. 4133900100052 Free text was corrected to be human-readable. 4133900100053 Misprints were corrected. 4133900100054 Subent 004 was added. 4133900100055 BIB information was added. 4133900100056 (20150720A) Subents 003, 004 were corrected. 4133900100057 "COREL,M0786001" was deleted according to N.Otsuka 4133900100058 opinion (NDS,IAEA). 4133900100059 ENDBIB 57 0 4133900100060 COMMON 1 3 4133900100061 EN-DUMMY 4133900100062 EV 4133900100063 2.53E-02 4133900100064 ENDCOMMON 3 0 4133900100065 ENDSUBENT 64 0 4133900199999 SUBENT 41339002 20100226 41494133900200001 BIB 6 14 4133900200002 REACTION (63-EU-151(N,G)63-EU-152-M1/G,,SIG/RAT,,MXW) 4133900200003 Isomeric ratio IR of O- isomer (6.31 MeV) to ground 3-.4133900200004 DECAY-DATA (63-EU-152-G,13.54YR,DG,121.8,0.2837,DG,964.0,0.01463) 4133900200005 (63-EU-152-M1,9.274HR,DG,121.8,0.072,DG,841.6,0.1459) 4133900200006 (63-EU-152-M2,96.0MIN,DG,89.8,0.72) 4133900200007 SAMPLE Eu2-O3 oxide of natural isotopic composition, 4133900200008 weight 100 mg, surface area 1 cm**2 . 4133900200009 Irradiated for 1 h in graphite cube at distance of 4133900200010 40 cm from its center. 4133900200011 ASSUMED (ASSUM1,63-EU-151(N,G)63-EU-152-G,,SIG) 4133900200012 (ASSUM2,63-EU-151(N,G)63-EU-152-M1,,SIG) 4133900200013 REL-REF (R,,S.F.Mughabghab,B,NEUT.CS 1B,,1984) 4133900200014 Reference for ASSUMED data . 4133900200015 STATUS (TABLE) Data from Table II of J,PR/C,58,(5),2851,1998. 4133900200016 ENDBIB 14 0 4133900200017 NOCOMMON 0 0 4133900200018 DATA 4 1 4133900200019 DATA DATA-ERR ASSUM1 ASSUM2 4133900200020 NO-DIM NO-DIM B B 4133900200021 0.52 0.01 6000. 3150. 4133900200022 ENDDATA 3 0 4133900200023 ENDSUBENT 22 0 4133900299999 SUBENT 41339003 20150720 41694133900300001 BIB 6 13 4133900300002 REACTION (63-EU-153(N,G)63-EU-154-M/G,,SIG/RAT,,MXW) 4133900300003 Isomeric ratio IR of isomer 8- to ground 3-. 4133900300004 SAMPLE Eu2-O3 oxide enriched in Eu-153 isotope, 4133900300005 weight 100 mg, surface area 1 cm**2. 4133900300006 Irradiated for 1 h in graphite cube at distance of 4133900300007 40 cm from its center. 4133900300008 REL-REF (A,,W.H.Zoller+,J,PR/C,13,2024,1976) 4133900300009 0.00031+-0.00003 . 4133900300010 DECAY-DATA (63-EU-154-G,8.59YR,DG,123.1,0.412,DG,1274.,0.355) 4133900300011 (63-EU-154-M,46.3MIN,DG,68.2,0.372,DG,100.9,0.253) 4133900300012 STATUS (TABLE) Table II of J,PR/C,58,(5),2851,1998 . 4133900300013 HISTORY (20150720A) DATA-APRX -> DATA. DATA-ERR was added. 4133900300014 STATUS was corrected. 4133900300015 ENDBIB 13 0 4133900300016 NOCOMMON 0 0 4133900300017 DATA 2 1 4133900300018 DATA DATA-ERR 4133900300019 NO-DIM NO-DIM 4133900300020 0.00031 0.00003 4133900300021 ENDDATA 3 0 4133900300022 ENDSUBENT 21 0 4133900399999 SUBENT 41339004 20150720 41694133900400001 BIB 6 14 4133900400002 REACTION (63-EU-151(N,G)63-EU-152-M2/G,,SIG/RAT,,MXW) 4133900400003 Isomeric ratio IR of 8- isomer to ground 3-. 4133900400004 DECAY-DATA (63-EU-152-G,13.54YR,DG,121.8,0.2837,DG,964.0,0.01463) 4133900400005 (63-EU-152-M1,9.274HR,DG,121.8,0.072,DG,841.6,0.1459) 4133900400006 (63-EU-152-M2,96.0MIN,DG,89.8,0.72) 4133900400007 SAMPLE Eu2-O3 oxide of natural isotopic composition, 4133900400008 weight 100 mg, surface area 1 cm**2 . 4133900400009 Irradiated for 1 h in graphite cube at distance of 4133900400010 40 cm from its center. 4133900400011 REL-REF (A,,S.F.Mughabghab,B,NEUT.CS 1B,,1984) 4133900400012 0.0007+-0.0002 . 4133900400013 STATUS (TABLE) Table II of J,PR/C,58,(5),2851,1998 . 4133900400014 HISTORY (20150720A) DATA-APRX -> DATA. DATA-ERR was added. 4133900400015 STATUS was corrected. M1/G -> M2/G . 4133900400016 ENDBIB 14 0 4133900400017 NOCOMMON 0 0 4133900400018 DATA 2 1 4133900400019 DATA DATA-ERR 4133900400020 NO-DIM NO-DIM 4133900400021 0.0007 0.0002 4133900400022 ENDDATA 3 0 4133900400023 ENDSUBENT 22 0 4133900499999 ENDENTRY 4 0 4133999999999