ENTRY 41535 20100301 41494153500000001 SUBENT 41535001 20100301 41494153500100001 BIB 8 23 4153500100002 TITLE A Note on the Application of CsI(Tl) Counter to the 4153500100003 Light Charged Particle Detection in the Spontaneous 4153500100004 Fission of Cf-252. 4153500100005 REFERENCE (J,NIM/A,368,852,1996) 4153500100006 #doi:10.1016/0168-9002(95)00873-X 4153500100007 AUTHOR (A.S.Fomichev, I.David, M.P.Ivanov, I.V.Kuznetzov, 4153500100008 V.F.Kushniruk, S.M.Lukyanov, L.V.Milhailov, 4153500100009 Yu.G.Sobolev) 4153500100010 INSTITUTE (4ZZZDUB) 4153500100011 SAMPLE 252-Cf of about 1.E+4 fis/s, at distance of 5 mm from 4153500100012 the scintillator. 4153500100013 DETECTOR (CSICR) CsI(Tl) crystal (Harshaw Chemical Comp.) of 4153500100014 of 10x10x1.6 mm**3 or 10x10x0.25 mm**3 and FEU-176 ( 4153500100015 with photocathode diameter 15 mm. 4153500100016 Both crystals had 5.5 microm Al mylar reflector on the 4153500100017 front polish surface. 4153500100018 20 microm thickness Al foil was installed to absorb the4153500100019 natural alpha-activity and fission fragments of Cf-252.4153500100020 Ra-226 source was used for calibration. 4153500100021 Energy threshold of particle separation was 1.5 MeV/A 4153500100022 and 1.2 MeV/A for thick and thin crystals,respectively.4153500100023 METHOD (PSD) Pulse shape analysis method . 4153500100024 HISTORY (20100302C) MM. Compiled at CJD. 4153500100025 ENDBIB 23 0 4153500100026 NOCOMMON 0 0 4153500100027 ENDSUBENT 26 0 4153500199999 SUBENT 41535002 20100301 41494153500200001 BIB 2 5 4153500200002 REACTION ((98-CF-252(0,F)ELEM/MASS,TER,FY)/ 4153500200003 (98-CF-252(0,F)2-HE-4,TER,FY)) 4153500200004 Yields of P and T relative to 10**4 alphas in ternary 4153500200005 fission. 4153500200006 STATUS (TABLE) Table 1 of J,NIM/A,368,852,1996. 4153500200007 ENDBIB 5 0 4153500200008 NOCOMMON 0 0 4153500200009 DATA 4 2 4153500200010 ELEMENT MASS DATA DATA-ERR 4153500200011 NO-DIM NO-DIM NO-DIM NO-DIM 4153500200012 1. 1. 186.E-04 35.E-04 4153500200013 1. 3. 6.3E-04 0.8E-04 4153500200014 ENDDATA 4 0 4153500200015 ENDSUBENT 14 0 4153500299999 SUBENT 41535003 20100301 41494153500300001 BIB 2 5 4153500300002 REACTION ((98-CF-252(0,F)ELEM,TER,FY)/ 4153500300003 (98-CF-252(0,F)2-HE-4,TER,FY)) 4153500300004 Yields of Li and Be relative to 10**4 alphas in ternary4153500300005 fission. 4153500300006 STATUS (TABLE) Table 1 of J,NIM/A,368,852,1996. 4153500300007 ENDBIB 5 0 4153500300008 NOCOMMON 0 0 4153500300009 DATA 3 2 4153500300010 ELEMENT DATA DATA-ERR 4153500300011 NO-DIM NO-DIM NO-DIM 4153500300012 3. 28.E-04 13.E-04 4153500300013 4. 63.E-04 22.E-04 4153500300014 ENDDATA 4 0 4153500300015 ENDSUBENT 14 0 4153500399999 SUBENT 41535004 20100301 41494153500400001 BIB 4 11 4153500400002 REACTION (98-CF-252(0,F)ELEM/MASS,TER,KE) 4153500400003 MISC-COL (MISC) FWHM of energy distribution. 4153500400004 Parameters of energy distributions P, T and alphas 4153500400005 in ternary fission. 4153500400006 ANALYSIS Proton spectrum shows more complicated form, 4153500400007 it was fitted by two Gaussians with the most probable 4153500400008 energies 3.5+-0.2 MeV and *.5+-1.0 MeV. 4153500400009 Most probable energies and widths of energy 4153500400010 distributions of Li and Be were not extracted because 4153500400011 of low statistics. 4153500400012 STATUS (TABLE) Table 1 of J,NIM/A,368,852,1996. 4153500400013 ENDBIB 11 0 4153500400014 NOCOMMON 0 0 4153500400015 DATA 6 3 4153500400016 ELEMENT MASS DATA DATA-ERR MISC MISC-ERR 4153500400017 NO-DIM NO-DIM MEV MEV MEV MEV 4153500400018 1. 1. 8.5 1.0 7.2 1.5 4153500400019 1. 3. 8.7 0.7 6.3 0.8 4153500400020 2. 4. 15.9 0.6 11.1 0.5 4153500400021 ENDDATA 5 0 4153500400022 ENDSUBENT 21 0 4153500499999 ENDENTRY 4 0 4153599999999