ENTRY 10693 20120222 13781069300000001 SUBENT 10693001 20120222 13781069300100001 BIB 12 21 1069300100002 INSTITUTE (1USAORL) 1069300100003 REFERENCE (J,AJ,217,222,197710) 1069300100004 #doi:10.1086/155572 1069300100005 AUTHOR (R.L.Macklin,J.Halperin,R.R.Winters) 1069300100006 TITLE Neutron capture by 208-Pb at stellar temperatures 1069300100007 FACILITY (LINAC,1USAORL) ORELA 1069300100008 INC-SOURCE (PHOTO). 1069300100009 SAMPLE (82-PB-208,ENR=0.9914) 99.68-g sample, enriched to 1069300100010 99.14% 208Pb. 1069300100011 METHOD (TOF) Time of flight over 40.12 Meter path 1069300100012 DETECTOR (SCIN) Prompt gamma-rays detected with C6F6 based 1069300100013 liquid scintillators. 1069300100014 MONITOR (3-LI-6(N,T)2-HE-4,,SIG) Neutron spectrum shape 1069300100015 monitored using 6Li(n,alpha) glass scintillator. 1069300100016 Efficiency determined using 4.9 eV capture resonance 1069300100017 gold. 1069300100018 STATUS (TABLE) Data taken from Table 1 in reference. 1069300100019 HISTORY (19771126C) 1069300100020 (20081108A) BIB section, error headings updated. 1069300100021 (20090709A) On. STATUS: TABLE added 1069300100022 (20120222A) BP: Added doi, subentries 3-4. 1069300100023 ENDBIB 21 0 1069300100024 NOCOMMON 0 0 1069300100025 ENDSUBENT 24 0 1069300199999 SUBENT 10693002 20090709 13521069300200001 BIB 6 16 1069300200002 REACTION 1(82-PB-208(N,G),,WID/STR) 1069300200003 2(82-PB-208(N,G),,WID) 1069300200004 ANALYSIS (SHAPE,SLA) least-squares fit 1069300200005 ASSUMED (ASSUM,82-PB-208(N,TOT),,WID) 1069300200006 Resonance energies, spins, parities and total widths 1069300200007 (except as noted) taken from B.Am.Phy.Soc. 21, 537 1069300200008 (1976). 1069300200009 FLAG (1.) Assumed total width estimated from this experiment1069300200010 (2.) Unresolved doublet 168.0 And 168.5 keV 1069300200011 ERR-ANALYS (EN-RES-ERR) Resonance energies uncertainties. 1069300200012 (ERR-S) Statistical errors given in data table. 1069300200013 Normalization errors less than 2% below 90 keV, as 1069300200014 much as 10% near 240-keV Li resonance, and up to 5% 1069300200015 above 350 keV. 1069300200016 HISTORY (19781026A) second flag added. Data corrected. 1069300200017 (20090709A) On. REACTION (pt.1) corrected 1069300200018 ENDBIB 16 0 1069300200019 COMMON 1 3 1069300200020 EN-RES-ERR 1069300200021 PER-CENT 1069300200022 0.04 1069300200023 ENDCOMMON 3 0 1069300200024 DATA 13 26 1069300200025 EN-RES ASSUM ASSUM-ERR ASSUM-MAX DATA 1ERR-S 11069300200026 DATA-MAX 1SPIN J PARITY DATA 2ERR-S 2DATA-MAX 21069300200027 FLAG 1069300200028 KEV EV EV EV MILLI-EV MILLI-EV 1069300200029 MILLI-EV NO-DIM NO-DIM MILLI-EV MILLI-EV MILLI-EV 1069300200030 NO-DIM 1069300200031 43.29 30.5 3.2 1069300200032 1069300200033 1069300200034 47.26 38.0 4.3 1069300200035 1069300200036 1069300200037 70.12 70. 30. 1069300200038 1.5 1069300200039 1069300200040 78.0 1000. 1076. 41. 1069300200041 1.5 538. 21. 1069300200042 1. 1069300200043 86.6 62. 9. 25. 1069300200044 0.5 -1. 25. 1069300200045 1069300200046 117.3 220. 276. 30. 1069300200047 1.5 137. 15. 1069300200048 1. 1069300200049 130.2 23. 1. 374. 22. 1069300200050 0.5 -1. 380. 23. 1069300200051 1069300200052 168. 162. 25. 1069300200053 1069300200054 2. 1069300200055 169.4 20.0 0.8 170. 26. 1069300200056 1.5 86. 13. 1069300200057 1069300200058 193.5 414. 29. 1069300200059 0.5 1069300200060 1069300200061 270.1 119. 2. 180. 51. 1069300200062 1.5 90. 26. 1069300200063 1069300200064 278.0 318. 9. 168. 61. 1069300200065 0.5 -1. 168. 61. 1069300200066 1069300200067 324.2 123. 2. 1069300200068 100. 1.5 50. 1069300200069 1069300200070 354.1 4870. 22. 2560. 310. 1069300200071 1.5 1280. 155. 1069300200072 1069300200073 359. 20. 276. 140. 1069300200074 1069300200075 1069300200076 489.4 2400. 30. 1069300200077 800. 0.5 -1. 800. 1069300200078 1069300200079 527.4 4680. 5198. 395. 1069300200080 2.5 +1. 1733. 132. 1069300200081 1069300200082 716. 130. 1140. 270. 1069300200083 1069300200084 1. 1069300200085 721.4 3818. 87. 6146. 587. 1069300200086 2.5 +1. 2047. 196. 1069300200087 1069300200088 739.1 179. 8. 5090. 390. 1069300200089 2.5 -1. 1713. 133. 1069300200090 1069300200091 764.8 1517. 16. 6265. 522. 1069300200092 2.5 +1. 2091. 174. 1069300200093 1069300200094 773. 60. 1068. 115. 1069300200095 1069300200096 1069300200097 786.1 112. 2. 8417. 495. 1069300200098 2.5 -1. 2880. 174. 1069300200099 1069300200100 813.4 2400. 500. 1069300200101 1069300200102 1069300200103 815.7 8463. 30. 6000. 1200. 1069300200104 2.5 +1. 2000. 400. 1069300200105 1069300200106 824.0 183. 3. 3238. 439. 1069300200107 2.5 -1. 1086. 148. 1069300200108 1069300200109 ENDDATA 84 0 1069300200110 ENDSUBENT 109 0 1069300299999 SUBENT 10693003 20120222 13781069300300001 BIB 6 10 1069300300002 REACTION (82-PB-208(N,G)82-PB-209,,SIG,,MXW) 1069300300003 ANALYSIS Stellar capture probability depends on the 1069300300004 measured resonance positions and capture areas. 1069300300005 STATUS (TABLE) Table 2, page 223. 1069300300006 ERR-ANALYS No errors are given, while KADONIS database 1069300300007 suggests a 10% error for sigma at kT=30 keV most 1069300300008 likely based on systematic normalization errors 2-10%. 1069300300009 REL-REF (A,10155018,B.J.Allen+,J,PR/C,8,1504,1973) Maxwellian 1069300300010 averages from 40 to 100 keV differ only by 6%. 1069300300011 HISTORY (20120222C) BP 1069300300012 ENDBIB 10 0 1069300300013 NOCOMMON 0 0 1069300300014 DATA 3 20 1069300300015 KT DATA DATA-MAX 1069300300016 KEV MB MB 1069300300017 5.0 0.005 1069300300018 10.0 0.06 1069300300019 15.0 0.21 1069300300020 20.0 0.38 1069300300021 25.0 0.51 1069300300022 30.0 0.60 1069300300023 35.0 0.64 1069300300024 40.0 0.66 1069300300025 45.0 0.66 1069300300026 50.0 0.66 1069300300027 55.0 0.64 1069300300028 60.0 0.62 1069300300029 65.0 0.61 1069300300030 70.0 0.59 1069300300031 75.0 0.57 1069300300032 80.0 0.55 1069300300033 85.0 0.53 1069300300034 90.0 0.52 1069300300035 95.0 0.51 1069300300036 100.0 0.50 1069300300037 ENDDATA 22 0 1069300300038 ENDSUBENT 37 0 1069300399999 SUBENT 10693004 20120222 13781069300400001 BIB 5 6 1069300400002 REACTION (82-PB-208(N,G)82-PB-209,,SIG) 1069300400003 ANALYSIS Least-squares fit 1069300400004 ERR-ANALYS (DATA-ERR) Thick sample systematic normalization 2-10% 1069300400005 and statistical errors. 1069300400006 STATUS (CURVE) Fig.1, page 224. 1069300400007 HISTORY (20120222C) BP 1069300400008 ENDBIB 6 0 1069300400009 NOCOMMON 0 0 1069300400010 DATA 3 130 1069300400011 EN DATA DATA-ERR 1069300400012 KEV B B 1069300400013 4.259E+01 1.644E-03 6.612E-03 1069300400014 4.260E+01 6.730E-03 7.121E-03 1069300400015 4.261E+01 5.711E-03 7.266E-03 1069300400016 4.262E+01 3.676E-03 6.975E-03 1069300400017 4.263E+01 5.928E-03 7.411E-03 1069300400018 4.264E+01 8.470E-03 7.121E-03 1069300400019 4.265E+01 -1.050E-03 6.394E-03 1069300400020 4.266E+01 3.091E-03 6.685E-03 1069300400021 4.267E+01 4.325E-03 7.048E-03 1069300400022 4.268E+01 3.307E-03 7.266E-03 1069300400023 4.269E+01 8.247E-03 8.065E-03 1069300400024 4.270E+01 -7.635E-04 6.612E-03 1069300400025 4.271E+01 4.540E-03 7.339E-03 1069300400026 4.272E+01 4.699E-04 6.539E-03 1069300400027 4.273E+01 -3.237E-03 6.103E-03 1069300400028 4.274E+01 -4.182E-03 5.958E-03 1069300400029 4.275E+01 -6.799E-03 5.885E-03 1069300400030 4.276E+01 1.483E-03 6.685E-03 1069300400031 4.277E+01 6.641E-03 7.557E-03 1069300400032 4.278E+01 4.388E-03 7.193E-03 1069300400033 4.279E+01 2.934E-03 6.903E-03 1069300400034 4.280E+01 3.587E-03 7.411E-03 1069300400035 4.281E+01 3.586E-03 7.557E-03 1069300400036 4.282E+01 1.333E-03 7.266E-03 1069300400037 4.283E+01 5.328E-03 7.702E-03 1069300400038 4.284E+01 5.473E-03 7.629E-03 1069300400039 4.285E+01 -6.319E-04 6.685E-03 1069300400040 4.286E+01 -5.152E-05 6.903E-03 1069300400041 4.287E+01 1.619E-03 7.339E-03 1069300400042 4.288E+01 2.373E-04 7.266E-03 1069300400043 4.289E+01 -1.289E-03 6.539E-03 1069300400044 4.290E+01 1.471E-03 6.612E-03 1069300400045 4.291E+01 1.157E-02 7.993E-03 1069300400046 4.292E+01 7.064E-03 7.702E-03 1069300400047 4.293E+01 3.284E-03 6.903E-03 1069300400048 4.294E+01 3.045E-04 6.757E-03 1069300400049 4.295E+01 -2.240E-03 6.249E-03 1069300400050 4.296E+01 -2.313E-03 6.394E-03 1069300400051 4.297E+01 1.055E-02 8.792E-03 1069300400052 4.298E+01 -6.965E-03 5.667E-03 1069300400053 4.299E+01 -2.534E-03 6.176E-03 1069300400054 4.300E+01 8.804E-04 6.975E-03 1069300400055 4.301E+01 4.434E-04 7.193E-03 1069300400056 4.302E+01 -3.263E-03 6.394E-03 1069300400057 4.303E+01 7.708E-03 7.702E-03 1069300400058 4.304E+01 1.156E-02 7.993E-03 1069300400059 4.305E+01 8.360E-03 7.339E-03 1069300400060 4.306E+01 2.546E-03 6.830E-03 1069300400061 4.307E+01 1.383E-03 6.757E-03 1069300400062 4.308E+01 -6.527E-04 6.176E-03 1069300400063 4.309E+01 -2.615E-03 6.540E-03 1069300400064 4.310E+01 -5.092E-04 6.830E-03 1069300400065 4.311E+01 -5.101E-04 6.757E-03 1069300400066 4.312E+01 -3.563E-03 6.103E-03 1069300400067 4.313E+01 -5.380E-03 5.232E-03 1069300400068 4.314E+01 8.134E-03 8.211E-03 1069300400069 4.315E+01 -1.240E-03 6.830E-03 1069300400070 4.316E+01 1.084E-03 6.975E-03 1069300400071 4.317E+01 1.322E-02 8.429E-03 1069300400072 4.318E+01 -2.985E-04 7.484E-03 1069300400073 4.319E+01 5.441E-03 7.775E-03 1069300400074 4.320E+01 3.333E-03 7.121E-03 1069300400075 4.321E+01 1.443E-03 6.612E-03 1069300400076 4.322E+01 4.971E-04 6.467E-03 1069300400077 4.323E+01 1.368E-03 6.176E-03 1069300400078 4.324E+01 1.757E-02 8.138E-03 1069300400079 4.325E+01 2.157E-02 8.283E-03 1069300400080 4.326E+01 1.917E-02 7.629E-03 1069300400081 4.327E+01 1.851E-02 7.193E-03 1069300400082 4.328E+01 2.803E-02 8.429E-03 1069300400083 4.329E+01 4.728E-02 9.664E-03 1069300400084 4.330E+01 3.573E-02 8.138E-03 1069300400085 4.331E+01 2.846E-02 7.484E-03 1069300400086 4.332E+01 2.396E-02 7.702E-03 1069300400087 4.333E+01 1.480E-02 7.411E-03 1069300400088 4.334E+01 -2.241E-05 5.813E-03 1069300400089 4.335E+01 5.580E-04 6.685E-03 1069300400090 4.336E+01 2.519E-03 7.484E-03 1069300400091 4.337E+01 -9.782E-05 6.975E-03 1069300400092 4.338E+01 -1.187E-02 4.650E-03 1069300400093 4.339E+01 -3.079E-03 6.612E-03 1069300400094 4.340E+01 -3.152E-03 6.321E-03 1069300400095 4.341E+01 -3.444E-03 6.031E-03 1069300400096 4.342E+01 2.295E-03 6.757E-03 1069300400097 4.343E+01 1.174E-02 7.629E-03 1069300400098 4.344E+01 7.452E-03 7.121E-03 1069300400099 4.345E+01 7.670E-03 6.830E-03 1069300400100 4.346E+01 5.779E-03 6.830E-03 1069300400101 4.347E+01 5.125E-03 7.193E-03 1069300400102 4.348E+01 3.671E-03 7.193E-03 1069300400103 4.349E+01 4.614E-03 6.612E-03 1069300400104 4.694E+01 3.424E-04 4.286E-03 1069300400105 4.696E+01 2.887E-03 4.576E-03 1069300400106 4.699E+01 -3.576E-03 3.850E-03 1069300400107 4.701E+01 2.528E-03 4.649E-03 1069300400108 4.704E+01 -1.571E-04 4.213E-03 1069300400109 4.706E+01 5.511E-03 4.794E-03 1069300400110 4.709E+01 3.843E-03 4.358E-03 1069300400111 4.711E+01 9.729E-03 4.576E-03 1069300400112 4.714E+01 4.646E-03 4.358E-03 1069300400113 4.716E+01 7.336E-03 4.867E-03 1069300400114 4.719E+01 7.048E-03 4.358E-03 1069300400115 4.721E+01 1.635E-02 5.085E-03 1069300400116 4.724E+01 2.361E-02 5.012E-03 1069300400117 4.726E+01 3.415E-02 5.593E-03 1069300400118 4.729E+01 2.507E-02 4.940E-03 1069300400119 4.731E+01 1.251E-02 4.358E-03 1069300400120 4.734E+01 1.004E-02 4.794E-03 1069300400121 4.736E+01 1.774E-05 4.140E-03 1069300400122 4.739E+01 7.139E-03 4.794E-03 1069300400123 4.741E+01 2.201E-03 4.431E-03 1069300400124 4.744E+01 -3.535E-03 3.705E-03 1069300400125 4.746E+01 -3.533E-03 3.850E-03 1069300400126 4.749E+01 1.017E-04 4.286E-03 1069300400127 4.751E+01 -9.131E-04 4.068E-03 1069300400128 4.754E+01 5.420E-04 4.504E-03 1069300400129 4.756E+01 7.445E-03 4.939E-03 1069300400130 4.759E+01 1.304E-02 5.303E-03 1069300400131 4.761E+01 9.774E-03 5.012E-03 1069300400132 4.764E+01 4.474E-03 4.068E-03 1069300400133 4.766E+01 7.599E-03 4.722E-03 1069300400134 4.769E+01 5.277E-03 4.504E-03 1069300400135 4.771E+01 5.352E-03 4.504E-03 1069300400136 4.774E+01 2.231E-03 4.358E-03 1069300400137 4.776E+01 -1.326E-03 4.213E-03 1069300400138 4.779E+01 -6.702E-04 4.213E-03 1069300400139 4.781E+01 3.763E-03 4.504E-03 1069300400140 4.784E+01 1.659E-03 4.140E-03 1069300400141 4.786E+01 5.148E-03 4.649E-03 1069300400142 4.789E+01 2.317E-03 4.504E-03 1069300400143 ENDDATA 132 0 1069300400144 ENDSUBENT 143 0 1069300499999 ENDENTRY 4 0 1069399999999