ENTRY 22053 20181128 22732205300000001 SUBENT 22053001 20181128 22732205300100001 BIB 15 37 2205300100002 TITLE The ratio of asymmetric to symmetric fission in 2205300100003 fission of Pu-239 by neutrons of energies from 2205300100004 30 keV to 14.7 MeV. 2205300100005 AUTHOR (J.G.Cuninghame,K.Fritze,J.E.Lynn,C.B.Webster) 2205300100006 REFERENCE (J,NP,84,49,1966) 2205300100007 INSTITUTE (2UK HAR) Experimental site. 2205300100008 FACILITY (VDG,2UK HAR) VDG used for Pu irradiations. 2205300100009 (CCW,2UK HAR) CCW used for Pu irradiations. 2205300100010 (REAC,2UK HAR) Thermal reactor used for calibrations 2205300100011 with U-235. 2205300100012 INC-SOURCE (P-T) For 60 keV neutrons. 2205300100013 (P-LI7) For 30, 120, 200, 300, 500 and 1000 keV 2205300100014 neutrons. 2205300100015 (D-D) For 6 MeV neutrons. 2205300100016 (D-T) For 14.7 MeV neutrons. 2205300100017 (REAC) Thermal reactor. 2205300100018 METHOD (CHSEP) Chemical separation of fission products 2205300100019 prior to activity counting. 2205300100020 DETECTOR (LONGC) The neutron flux in machine runs was checked 2205300100021 for constancy by means of a long counter throughout 2205300100022 the run. 2205300100023 * Other details 2205300100024 MONITOR ((92-U-235(N,F)42-MO-99,CUM,FY)/ 2205300100025 (92-U-235(N,F)47-AG-113-G,CUM,FY)) Peak-to-valley 2205300100026 ratio of the fission yield curve. 2205300100027 SAMPLE About 5 g of Pu-239 metal disc 15 mm in diam. and 2205300100028 weighting ~ 450 mg each., packed into a 1 mm 2205300100029 thick cadmium can. Irradiated for 1 hour. 2205300100030 CORRECTION Corrections were applied for chemical yield, back- 2205300100031 ground, paralysis and self-absorption. 2205300100032 REL-REF (M,,J.G.Cuninghame+,J,NP,27,154,1961) The chemical 2205300100033 and counting procedures were described. 2205300100034 ERR-ANALYS (DATA-ERR) Standard deviations. 2205300100035 STATUS (TABLE) Tbl. 1 from Nuc.Phys.84(1966)49 2205300100036 HISTORY (19871104C) N.O. 2205300100037 (20181128U) SD: Updated to new date formats,lower case.2205300100038 FACILITY, BIB updated. 2205300100039 ENDBIB 37 0 2205300100040 NOCOMMON 0 0 2205300100041 ENDSUBENT 40 0 2205300199999 SUBENT 22053002 20181128 22732205300200001 BIB 2 3 2205300200002 REACTION ((94-PU-239(N,F)42-MO-99,CUM,FY)/ 2205300200003 (94-PU-239(N,F)47-AG-111-G,CUM,FY)) 2205300200004 HISTORY (20181128U) SD: STATUS moved to Subent 001. 2205300200005 ENDBIB 3 0 2205300200006 NOCOMMON 0 0 2205300200007 DATA 5 9 2205300200008 EN +EN-RSL -EN-RSL DATA DATA-ERR 2205300200009 KEV KEV KEV NO-DIM NO-DIM 2205300200010 30. 30. 0. 38.8 7.7 2205300200011 60. 40. 0. 38.5 2. 2205300200012 120. 5. 35. 26.1 3.1 2205300200013 200. 15. 40. 29.4 3.5 2205300200014 300. 20. 57. 21.4 2.6 2205300200015 500. 20. 70. 20.1 2.4 2205300200016 1000. 20. 87. 23.2 2.8 2205300200017 6000. 50. 250. 4.27 0.51 2205300200018 14700. 500. 500. 2.52 0.3 2205300200019 ENDDATA 11 0 2205300200020 ENDSUBENT 19 0 2205300299999 SUBENT 22053003 20181128 22732205300300001 BIB 2 3 2205300300002 REACTION ((94-PU-239(N,F)42-MO-99,CUM,FY)/ 2205300300003 (94-PU-239(N,F)47-AG-113-G,CUM,FY)) 2205300300004 HISTORY (20181128U) SD: STATUS moved to Subent 001. 2205300300005 ENDBIB 3 0 2205300300006 NOCOMMON 0 0 2205300300007 DATA 5 9 2205300300008 EN +EN-RSL -EN-RSL DATA DATA-ERR 2205300300009 KEV KEV KEV NO-DIM NO-DIM 2205300300010 30. 30. 0. 170. 63. 2205300300011 60. 40. 0. 131. 35. 2205300300012 120. 5. 35. 113. 14. 2205300300013 200. 15. 40. 104. 13. 2205300300014 300. 20. 57. 90. 11. 2205300300015 500. 20. 70. 85. 10. 2205300300016 1000. 20. 87. 71. 9. 2205300300017 6000. 50. 250. 16.7 2. 2205300300018 14700. 500. 500. 2.95 0.35 2205300300019 ENDDATA 11 0 2205300300020 ENDSUBENT 19 0 2205300399999 ENDENTRY 3 0 2205399999999