ENTRY M0838 20111222 M062M083800000001 SUBENT M0838001 20111222 M062M083800100001 BIB 12 25 M083800100002 TITLE Total photoneutron cross sections for 12C and 19F. M083800100003 AUTHOR (R.E.Van de Vyver,H.Ferdinande,G.Knuyt,R.Carchon, M083800100004 J.Devos) M083800100005 REFERENCE (J,NP/A,198,144,1972) M083800100006 #doi:10.1016/0375-9474(72)90776-2 M083800100007 INSTITUTE (2BLGGHT) M083800100008 FACILITY (LINAC,2BLGGHT) Ghent State University linear M083800100009 electron accelerator. M083800100010 INC-SOURCE (BRST) M083800100011 SAMPLE Natural carbon target (reactor graphite) as 12C M083800100012 target and teflon (CF2) cylinder as 19F target. M083800100013 DETECTOR (BF3) 4PI Halpern-type neutron detection system (12 M083800100014 BF3 proportional counters (Centronics 40EB70/50G) M083800100015 inside a moderating paraffin cube. M083800100016 METHOD (EXTB,SITA) Reaction yield measurement. M083800100017 CORRECTION The individual yields have been corrected for (a) M083800100018 counting losses due to the dead-time of the M083800100019 apparatus (this correction was normally kept below M083800100020 about 3 %), (b) variations in the response function M083800100021 of the ionization chamber, (c) drifts of the M083800100022 current integrator, (d) attenuation of the photon M083800100023 beam in the sample, and (e) background. M083800100024 ERR-ANALYS (DATA-ERR) No information. M083800100025 HISTORY (20111222C) Data were compiled at the Russia MSU SINP M083800100026 CDFE by V.Varlamov. M083800100027 ENDBIB 25 0 M083800100028 NOCOMMON 0 0 M083800100029 ENDSUBENT 28 0 M083800199999 SUBENT M0838002 20111222 M062M083800200001 BIB 4 7 M083800200002 REACTION (6-C-12(G,X)0-NN-1,,SIG,,BRS) M083800200003 ANALYSIS (UNFLD,LEAST) Differential cross sections were M083800200004 extracted from the experimental yields using the M083800200005 unfolding method of Cook. M083800200006 REL-REF (N,,B.C.Cook,J,NIM,24,256,1963) Unfolding "least - M083800200007 structure" method of Cook. M083800200008 STATUS (CURVE) Data from the Fig. 2. M083800200009 ENDBIB 7 0 M083800200010 NOCOMMON 0 0 M083800200011 DATA 3 45 M083800200012 EN DATA DATA-ERR M083800200013 MEV MB MB M083800200014 18.75 .09 M083800200015 19.0 .018 M083800200016 19.25 .18 M083800200017 19.5 .225 M083800200018 19.75 .36 M083800200019 20. .586 M083800200020 20.25 .766 M083800200021 20.5 1.081 M083800200022 20.75 1.666 M083800200023 21. 2.566 M083800200024 21.25 3.643 M083800200025 21.5 5.368 M083800200026 22. 7.387 M083800200027 22.25 8.74 M083800200028 22.5 9.28 M083800200029 22.75 9.144 M083800200030 23. 9.018 M083800200031 23.25 9.535 M083800200032 23.5 10. M083800200033 23.75 10.09 .216 M083800200034 24. 9.535 M083800200035 24.25 8.205 M083800200036 24.5 6.666 M083800200037 24.75 5.405 M083800200038 25. 4.768 M083800200039 25.25 4.586 M083800200040 25.5 5.05 M083800200041 25.75 5.735 M083800200042 26. 5.85 .27 M083800200043 26.25 5.766 M083800200044 26.5 5.36 M083800200045 26.75 4.55 M083800200046 27. 3.64 M083800200047 27.5 3.4 M083800200048 28. 2.365 M083800200049 28.5 1.638 M083800200050 29. 1.62 M083800200051 29.5 1.937 M083800200052 30. 2.328 M083800200053 30.5 2.43 .28 M083800200054 31. 2.184 M083800200055 31.5 1.78 M083800200056 32. 1.172 M083800200057 32.5 .344 M083800200058 33. -0.4 .757 M083800200059 ENDDATA 47 0 M083800200060 ENDSUBENT 59 0 M083800299999 SUBENT M0838003 20111222 M062M083800300001 BIB 3 4 M083800300002 REACTION (9-F-19(G,X)0-NN-1,,SIG,,BRS) M083800300003 ANALYSIS (UNFLD,PLA) Variable-bin Penfold-Leiss method for M083800300004 unfolding of cross section from experimental yield. M083800300005 STATUS (CURVE) Data from the Fig. 3a. M083800300006 ENDBIB 4 0 M083800300007 NOCOMMON 0 0 M083800300008 DATA 3 51 M083800300009 EN DATA DATA-ERR M083800300010 MEV MB MB M083800300011 10.125 .025 M083800300012 10.25 .099 M083800300013 10.375 .075 M083800300014 10.75 .149 M083800300015 10.875 .2 .079 M083800300016 11. .3 .089 M083800300017 11.125 .42 .09 M083800300018 11.25 .49 .15 M083800300019 11.375 .77 .169 M083800300020 11.5 1.181 .15 M083800300021 11.625 1.784 .2 M083800300022 11.75 2.272 .297 M083800300023 11.875 2.38 .347 M083800300024 12. 3.568 .4 M083800300025 12.125 3.866 .4 M083800300026 12.25 3.568 .4 M083800300027 12.375 5.45 .38 M083800300028 12.5 7.5 .5 M083800300029 12.625 6.344 .45 M083800300030 12.75 2.18 .85 M083800300031 12.875 1.09 .5 M083800300032 13. 2.378 1.189 M083800300033 13.125 3.5 .6 M083800300034 13.25 3.37 1.081 M083800300035 13.375 3.965 .892 M083800300036 13.5 3.27 1.437 M083800300037 13.625 1.388 .7 M083800300038 13.75 3.816 .595 M083800300039 13.875 4.4 .476 M083800300040 14. 6.31 1. M083800300041 14.125 4.415 .595 M083800300042 14.25 2.43 .79 M083800300043 14.375 3.223 .4 M083800300044 14.5 3.522 .77 M083800300045 14.625 1.933 .5 M083800300046 15. 3.4 .54 M083800300047 15.25 5. .55 M083800300048 15.5 5.06 .5 M083800300049 15.75 4.213 .575 M083800300050 16. 5.154 .6 M083800300051 16.25 6.74 .4 M083800300052 16.5 5.6 .7 M083800300053 16.75 3.965 1.11 M083800300054 17. 6.1 .793 M083800300055 17.25 4.41 1.388 M083800300056 17.5 5.253 1.19 M083800300057 17.75 7.236 1.338 M083800300058 18. 5.953 1.585 M083800300059 18.1 6.195 1. M083800300060 18.37 7.41 .847 M083800300061 18.63 6.39 .6 M083800300062 ENDDATA 53 0 M083800300063 ENDSUBENT 62 0 M083800399999 SUBENT M0838004 20111222 M062M083800400001 BIB 4 7 M083800400002 REACTION (9-F-19(G,X)0-NN-1,,SIG,,BRS) M083800400003 ANALYSIS (UNFLD,LEAST) Differential cross sections were M083800400004 extracted from the experimental yields using the M083800400005 unfolding method of Cook. M083800400006 REL-REF (N,,B.C.Cook,J,NIM,24,256,1963) Unfolding "least - M083800400007 structure" method of Cook. M083800400008 STATUS (CURVE) Data from the Fig. 2b. M083800400009 ENDBIB 7 0 M083800400010 NOCOMMON 0 0 M083800400011 DATA 3 50 M083800400012 EN DATA DATA-ERR M083800400013 MEV MB MB M083800400014 10.417 .015 .148 M083800400015 10.549 .019 .219 M083800400016 10.68 .1 .226 M083800400017 10.875 .1 .242 M083800400018 10.94 .345 .182 M083800400019 11.05 .338 .197 M083800400020 11.165 .468 .2 M083800400021 11.313 .518 .2 M083800400022 11.425 1.085 .219 M083800400023 11.575 1.38 .268 M083800400024 11.65 2.07 .345 M083800400025 11.798 2.416 .246 M083800400026 11.95 3.07 .248 M083800400027 12.041 3.549 .27 M083800400028 12.173 3.386 .296 M083800400029 12.32 6.852 .266 M083800400030 12.343 6.61 .25 M083800400031 12.657 4. .325 M083800400032 12.81 1.775 .328 M083800400033 12.92 1.577 .365 M083800400034 13.03 2.76 .35 M083800400035 13.179 3.845 .35 M083800400036 13.31 3.5 .6 M083800400037 13.44 3.37 .5 M083800400038 13.59 2.415 .4 M083800400039 13.7 2.958 .37 M083800400040 13.813 4.043 .4 M083800400041 13.925 5.324 .4 M083800400042 14.075 5.477 .444 M083800400043 14.187 3.648 .49 M083800400044 14.298 2.465 .463 M083800400045 14.45 2.563 .414 M083800400046 14.548 3.254 1.282 M083800400047 14.71 4.338 .4 M083800400048 14.9 3.056 .387 M083800400049 15.12 4.634 .394 M083800400050 15.38 4.6 .392 M083800400051 15.64 4.634 .394 M083800400052 15.9 4.732 .575 M083800400053 16.16 6.51 .5 M083800400054 16.388 5.817 .51 M083800400055 16.65 5.67 .517 M083800400056 16.873 5.225 .547 M083800400057 17.134 4.71 .55 M083800400058 17.358 4.83 .5 M083800400059 17.657 7.369 .577 M083800400060 17.88 7.568 .6 M083800400061 18.142 6.31 .69 M083800400062 18.366 4.392 .686 M083800400063 18.627 6.464 .7 M083800400064 ENDDATA 52 0 M083800400065 ENDSUBENT 64 0 M083800499999 ENDENTRY 4 0 M083899999999