ENTRY 23700 20200520 22882370000000001 SUBENT 23700001 20200520 22882370000100001 BIB 13 34 2370000100002 TITLE Long-range alpha-particles and light charged nuclei 2370000100003 in the neutron-induced fission of 233U 2370000100004 AUTHOR (M.Cambiaghi,F.Fossati,T.Pinelli) 2370000100005 REFERENCE (J,NC/B,59,236,1969) 2370000100006 INSTITUTE (2ITYPAV) 2370000100007 REL-REF (I,,M.Cambiaghi+,J,NIM,62,233,1968) 2370000100008 Details of collimation of incident neutron beam 2370000100009 (M,,D.Bollini+,J,NC/B,51,235,1967) 2370000100010 FACILITY (REAC,2ITYPAV) Triga Mark II reactor. 2370000100011 INC-SOURCE (REAC) Beam was collimated to 2 cm2 by an optically 2370000100012 polished conical internal Ni surface collimator. 2370000100013 INC-SPECT Thermal neutrons. 2370000100014 SAMPLE U-233 target located in a gas-evacuated fission 2370000100015 chamber with very thin Ni window. 2370000100016 DETECTOR (SIBAR) Telescope of two (E1 and E2) semiconductor 2370000100017 detectors in coincidence. 2370000100018 250x250 channels biparametric P.H.A. 2370000100019 Time resolution 100 nsec. 2370000100020 Energy calibration by a precision pulsar and Am-241 2370000100021 alpha decay. 2370000100022 Ni absorber foil between target and telescope. 2370000100023 First run: E1 - 29 microm thick, 2370000100024 E2 - 500 microm thick. 2370000100025 Second run: E1 - 50 microm thick, 2370000100026 E2 - 500 microm thick. 2370000100027 METHOD (COINC) (E1+E2)*E1 display was used to separate 2370000100028 particles. 2370000100029 First run: 23345 long-range alphas, 2370000100030 157 He-6, 3 He8, 8 Li, 1 Be counts. 2370000100031 Second run: 11220 long-range alphas, 216 He-3, 2370000100032 27 H-2, 390 H-3, 56 He-6, 5 He-8, 2 Li . 2370000100033 . Energy spectra obtained in two runs are identical. 2370000100034 CORRECTION For energy loss in Ni absorber. 2370000100035 HISTORY (20200520C) M.M. 2370000100036 ENDBIB 34 0 2370000100037 COMMON 1 3 2370000100038 EN-DUMMY 2370000100039 EV 2370000100040 0.0253 2370000100041 ENDCOMMON 3 0 2370000100042 ENDSUBENT 41 0 2370000199999 SUBENT 23700002 20200520 22882370000200001 BIB 3 5 2370000200002 REACTION ((92-U-233(N,F)ELEM/MASS,TER/PAR,FY)// 2370000200003 (92-U-233(N,F)2-HE-4,TER/PAR,FY)) 2370000200004 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 2370000200005 article. 2370000200006 STATUS (TABLE) Table 1 of Nuovo Cimento B,v.59,p.236,1969 2370000200007 ENDBIB 5 0 2370000200008 COMMON 2 3 2370000200009 E-MIN-DN E-MAX-DN 2370000200010 MEV MEV 2370000200011 12.8 26.7 2370000200012 ENDCOMMON 3 0 2370000200013 DATA 6 6 2370000200014 ELEMENT MASS E-MIN-NM E-MAX-NM DATA DATA-ERR 2370000200015 NO-DIM NO-DIM MEV MEV NO-DIM NO-DIM 2370000200016 1. 2. 3.5 6.4 2.4 E-03 0.5 E-032370000200017 1. 3. 5.3 11.1 3.5 E-02 0.2 E-022370000200018 2. 3. 11.3 24.8 1.9 E-02 0.1 E-022370000200019 2. 4. 12.8 26.7 1. 2370000200020 2. 6. 12.9 25.7 6.2 E-03 0.4 E-032370000200021 2. 8. 12. 2.3 E-04 0.8 E-042370000200022 ENDDATA 8 0 2370000200023 ENDSUBENT 22 0 2370000299999 SUBENT 23700003 20200520 22882370000300001 BIB 4 7 2370000300002 REACTION ((92-U-233(N,F)ELEM/MASS,TER,FY)/ 2370000300003 (92-U-233(N,F)2-HE-4,TER,FY)) 2370000300004 ANALYSIS Yield estimated in total energy interval 2370000300005 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 2370000300006 article. 2370000300007 STATUS (TABLE) Table 1 of Nuovo Cimento B,v.59,p.236,1969 2370000300008 (DEP,23700002) Directly measured yield. 2370000300009 ENDBIB 7 0 2370000300010 NOCOMMON 0 0 2370000300011 DATA 5 4 2370000300012 ELEMENT MASS DATA DATA-APRX DATA-ERR 2370000300013 NO-DIM NO-DIM NO-DIM NO-DIM NO-DIM 2370000300014 1. 3. 2.8 E-02 2370000300015 2. 3. 1.8 E-02 2370000300016 2. 4. 1. 2370000300017 2. 6. 7.3 E-03 0.5 E-03 2370000300018 ENDDATA 6 0 2370000300019 ENDSUBENT 18 0 2370000399999 SUBENT 23700004 20200520 22882370000400001 BIB 3 7 2370000400002 REACTION ((92-U-233(N,F)ELEM,CHG/TER,FY,,MSC)/ 2370000400003 (92-U-233(N,F)2-HE-4,TER,FY)) 2370000400004 Li and Be partial ternary yields relative to ALPHA 2370000400005 ternary yield in observed energy range > E-MIN. 2370000400006 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 2370000400007 article. 2370000400008 STATUS (TABLE) Table 1 of Nuovo Cimento B,v.59,p.236,1969 2370000400009 ENDBIB 7 0 2370000400010 NOCOMMON 0 0 2370000400011 DATA 4 2 2370000400012 ELEMENT E-MIN DATA DATA-ERR 2370000400013 NO-DIM MEV NO-DIM NO-DIM 2370000400014 3. 15. 2.9 E-04 0.9 E-04 2370000400015 4. 25. 5. E-05 4. E-05 2370000400016 ENDDATA 4 0 2370000400017 ENDSUBENT 16 0 2370000499999 SUBENT 23700005 20200520 22882370000500001 BIB 4 7 2370000500002 REACTION (92-U-233(N,F)ELEM/MASS,TER,KEP) 2370000500003 ANALYSIS Most probable kinetic energy was derived from measured2370000500004 spectra fitted by Gaussians. 2370000500005 MISC-COL (MISC) FWHM of energy distribution, given in text of 2370000500006 the article, pages 238, 239. 2370000500007 STATUS (TABLE) Text on Fig.2 (He-4) in, Fig.3 (He-6) 2370000500008 Fig. Nuovo Cimento B,v.59,p.236,1969 2370000500009 ENDBIB 7 0 2370000500010 NOCOMMON 0 0 2370000500011 DATA 4 4 2370000500012 ELEMENT MASS DATA MISC 2370000500013 NO-DIM NO-DIM MEV MEV 2370000500014 1. 3. 7.04 3. 2370000500015 2. 3. 14.3 6.4 2370000500016 2. 4. 15.65 9.4 2370000500017 2. 6. 14.05 5.2 2370000500018 ENDDATA 6 0 2370000500019 ENDSUBENT 18 0 2370000599999 ENDENTRY 5 0 2370099999999