ENTRY 23588 20210225 22992358800000001 SUBENT 23588001 20210225 22992358800100001 BIB 13 35 2358800100002 TITLE Fission fragment mass energy correlation for 2358800100003 13 actinides ranging from Th to Cf 2358800100004 AUTHOR (F.Caitucoli,M.Asghar,G.Barreau,B.Leroux,P.Perrin, 2358800100005 M.Maurel,T.P.Doan,A.Sicre) 2358800100006 REFERENCE (J,RE,92,333,1986) 2358800100007 INSTITUTE (2FR ILL) P.Perrin,M.Maurel. 2358800100008 (2FR GRA) F.Caitucoli,G.Barreau,B.Leroux,T.P.Doan, 2358800100009 A.Sicre. 2358800100010 (3ALGUHB) M.Asghar 2358800100011 FACILITY (REAC,2FR ILL) Grenoble High Flux Reactor 2358800100012 INC-SOURCE (REAC) Cold neutron beam hole 2358800100013 INC-SPECT 5.E+9 nthermal/(cm2*sec) 2358800100014 SAMPLE The fissile materials from 0.5 ug/cm2 to 100 ug/cm2 2358800100015 according to their fission cross section, were 2358800100016 evaporated onto thin backings. 2358800100017 DETECTOR (SIBAR) Two collimated PI*cm2 surface-barrier detectors2358800100018 were placed symmetrically at 3.5 cm on both sides of 2358800100019 the sample. 2358800100020 For complementary fragments detection. 2358800100021 METHOD The two complementary fragment pulse heights and 2358800100022 time-of-flight difference between the two fragments 2358800100023 were recorded event by event. 2358800100024 ANALYSIS The pulse heights were converted into fragment 2358800100025 provisional masses and kinetic energies through an 2358800100026 iterative procedure using: 2358800100027 - of Schmitt+, 2358800100028 - U-235 and Cf-252 calibration data, 2358800100029 - mass and momentum conservation relations. 2358800100030 Total excitation energy of the system E* was 2358800100031 determined: E* = Qmax - TKE, where 2358800100032 Qmax - maximum Q-value of the reaction, 2358800100033 TKE - the final kinetic energy of the fragments. 2358800100034 REL-REF (M,,H.W.Schmitt+,J,PR,141,1146,1966) 2358800100035 Mass-dependent energy calibration procedure. 2358800100036 HISTORY (20210225C) M.M. 2358800100037 ENDBIB 35 0 2358800100038 COMMON 1 3 2358800100039 EN-DUMMY 2358800100040 EV 2358800100041 0.0253 2358800100042 ENDCOMMON 3 0 2358800100043 ENDSUBENT 42 0 2358800199999 SUBENT 23588002 20210225 22992358800200001 BIB 4 8 2358800200002 REACTION (92-U-233(N,F)MASS,PRV,FY,,MSC) 2358800200003 Mass distribution for E* from 0. to 6. MeV. 2358800200004 ERR-ANALYS Quantization errors (1/2 pixel): 2358800200005 scale X - 0.054 a.m.u., scale Y - 0.000040 pc/fis 2358800200006 STATUS (CURVE) Fig.1(a) of Radiation Effects,v.92,p.333,1986. 2358800200007 COMMENT Of compiler. Data are given in units "per mille" - 2358800200008 see title of scale Y on the figure. Multiplied by 0.1 2358800200009 by compiler to obtain units PC/FIS. 2358800200010 ENDBIB 8 0 2358800200011 COMMON 2 3 2358800200012 MASS-ERR-D ERR-DIG 2358800200013 NO-DIM PC/FIS 2358800200014 0.050 0.67E-04 2358800200015 ENDCOMMON 3 0 2358800200016 DATA 2 32 2358800200017 MASS DATA 2358800200018 NO-DIM PC/FIS 2358800200019 121. 0.000381 2358800200020 122. 0.000534 2358800200021 123. 0.000762 2358800200022 124. 0.000991 2358800200023 125. 0.001975 2358800200024 126. 0.005454 2358800200025 127. 0.019589 2358800200026 128. 0.029417 2358800200027 129. 0.039017 2358800200028 130. 0.034409 2358800200029 131. 0.028288 2358800200030 132. 0.029121 2358800200031 133. 0.030333 2358800200032 134. 0.019602 2358800200033 135. 0.007511 2358800200034 136. 0.009175 2358800200035 137. 0.010008 2358800200036 138. 0.013562 2358800200037 139. 0.015227 2358800200038 140. 0.013793 2358800200039 141. 0.018631 2358800200040 142. 0.032843 2358800200041 143. 0.041914 2358800200042 144. 0.024608 2358800200043 145. 0.010173 2358800200044 146. 0.005565 2358800200045 147. 0.004735 2358800200046 148. 0.002545 2358800200047 149. 0.001489 2358800200048 150. 0.001112 2358800200049 151. 0.000509 2358800200050 152. 0.001041 2358800200051 ENDDATA 34 0 2358800200052 ENDSUBENT 51 0 2358800299999 SUBENT 23588003 20210225 22992358800300001 BIB 4 8 2358800300002 REACTION (90-TH-229(N,F)MASS,PRV,FY,,MSC) 2358800300003 Mass distribution for E* from 0. to 6. MeV. 2358800300004 ERR-ANALYS Quantization errors (1/2 pixel): 2358800300005 scale X - 0.053 a.m.u., scale Y - 0.000040 pc/fis 2358800300006 STATUS (CURVE) Fig.1(b) of Radiation Effects,v.92,p.333,1986. 2358800300007 COMMENT Of compiler. Data are given in units "per mille" - 2358800300008 see title of scale Y on the figure. Multiplied by 0.1 2358800300009 by compiler to obtain units PC/FIS. 2358800300010 ENDBIB 8 0 2358800300011 COMMON 2 3 2358800300012 MASS-ERR-D ERR-DIG 2358800300013 NO-DIM PC/FIS 2358800300014 0.086 0.17E-03 2358800300015 ENDCOMMON 3 0 2358800300016 DATA 2 38 2358800300017 MASS DATA 2358800300018 NO-DIM PC/FIS 2358800300019 121. 0.000394 2358800300020 122. 0.000402 2358800300021 124. 0.000412 2358800300022 125. 0.000421 2358800300023 126. 0.000430 2358800300024 127. 0.000524 2358800300025 128. 0.000702 2358800300026 129. 0.001394 2358800300027 130. 0.001744 2358800300028 131. 0.002095 2358800300029 132. 0.003556 2358800300030 133. 0.011177 2358800300031 134. 0.019397 2358800300032 135. 0.012135 2358800300033 136. 0.010258 2358800300034 137. 0.007104 2358800300035 138. 0.011388 2358800300036 139. 0.017640 2358800300037 140. 0.023379 2358800300038 141. 0.014236 2358800300039 142. 0.013986 2358800300040 143. 0.030504 2358800300041 144. 0.052154 2358800300042 145. 0.036251 2358800300043 146. 0.024282 2358800300044 147. 0.007439 2358800300045 148. 0.003341 2358800300046 149. 0.002322 2358800300047 150. 0.002331 2358800300048 151. 0.001483 2358800300049 152. 0.001149 2358800300050 153. 0.000727 2358800300051 154. 0.000737 2358800300052 155. 0.000660 2358800300053 156. 0.000666 2358800300054 157. 0.000677 2358800300055 158. 0.000771 2358800300056 159. 0.000694 2358800300057 ENDDATA 40 0 2358800300058 ENDSUBENT 57 0 2358800399999 SUBENT 23588004 20210225 22992358800400001 BIB 4 8 2358800400002 REACTION (93-NP-237(N,F)MASS,PRV,FY,,MSC) 2358800400003 Mass distribution for E* from 4. to 6. MeV. 2358800400004 ERR-ANALYS Quantization errors (1/2 pixel): 2358800400005 scale X - 0.055 a.m.u., scale Y - 0.000011 pc/fis 2358800400006 STATUS (CURVE) Fig.1(c) of Radiation Effects,v.92,p.333,1986. 2358800400007 COMMENT Of compiler. Data are given in units "per mille" - 2358800400008 see title of scale Y on the figure. Multiplied by 0.1 2358800400009 by compiler to obtain units PC/FIS. 2358800400010 ENDBIB 8 0 2358800400011 COMMON 2 3 2358800400012 MASS-ERR-D ERR-DIG 2358800400013 NO-DIM PC/FIS 2358800400014 0.067 0.24E-04 2358800400015 ENDCOMMON 3 0 2358800400016 DATA 2 36 2358800400017 MASS DATA 2358800400018 NO-DIM PC/FIS 2358800400019 121. 0.000143 2358800400020 122. 0.000165 2358800400021 123. 0.000186 2358800400022 124. 0.000229 2358800400023 125. 0.000358 2358800400024 126. 0.001045 2358800400025 127. 0.002504 2358800400026 128. 0.004112 2358800400027 129. 0.007394 2358800400028 130. 0.006836 2358800400029 131. 0.009325 2358800400030 132. 0.008488 2358800400031 133. 0.010526 2358800400032 134. 0.012285 2358800400033 135. 0.011770 2358800400034 136. 0.012778 2358800400035 137. 0.014023 2358800400036 138. 0.011663 2358800400037 139. 0.010806 2358800400038 140. 0.012779 2358800400039 141. 0.009669 2358800400040 142. 0.012672 2358800400041 143. 0.008254 2358800400042 144. 0.009262 2358800400043 145. 0.007096 2358800400044 146. 0.004501 2358800400045 147. 0.002142 2358800400046 148. 0.001714 2358800400047 149. 0.001585 2358800400048 150. 0.000706 2358800400049 151. 0.000770 2358800400050 152. 0.000535 2358800400051 153. 0.000256 2358800400052 154. 0.000299 2358800400053 155. 0.000256 2358800400054 157. 0.000257 2358800400055 ENDDATA 38 0 2358800400056 ENDSUBENT 55 0 2358800499999 ENDENTRY 4 0 2358899999999