/*===================================================================*/ /* NRDF D1837 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; D#=D1837; TITLE=/Most probable charge of fission products in proton-induced fission of 238U and 232Th/; PURPOSE=/The charge distribution of fission products in proton-induced fission of 238U and 232Th were measured in a wide mass range./; ATH=(D.KAJI'1', S.GOTO'1', M.FUJITA'2', T.SHINOZUKA'2', M.FUJIOKA'2', H.KUDO'1'); INST-ATH=(2JPNNII'1', 2JPNTOH'2'); /* '1' Department of Chemistry, Faculty of Science */ /* '2' Cyclotron and Radioisotope Center */ REF=JNRS; VLP=3(2002)7; RCTS=238U(P,FISSN), 232TH(P,FISSN); PHQS=MOST-PRBLE-CHRG; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,2; /* 2003-10-22 : Compiled */ RTY=(FISSN,FISSN,FISSN); PHQ=MOST-PRBLE-CHRG; CHM=ELM; PHYS-FORM=SLD; POL-TGT=0%; ALGN-TGT=0%; POL-PRJ=0%; DET-PARTCL=GAMMA; COINC=NO; ANT-COINC=NO; DET-SYS=HPGE'3'; /* '3' Typical energy resolutions (FWHM) of the two HPGe detectors were 2.1 and 2.8 keV for 1332 keV gamma-ray of 60Co, respectively. */ ANL=X'4'; /* '4' The unchanged charge distribution (UCD) hypothesis */ /* Experimental Method: - Separation by mass-separator (Ion-guide isotope separator on-line (IGISOL)) - Gamma ray spectrometry (Identification and determination of radioactivities of fission products collected on Mylar tape) RCT=238U(P,FISSN); THK-TGT=20MG/CM**2; BAC=SELF; ACC=CYC'8'; /* '8' Isochronous cyclotron, AVF cyclotron */ INST-ACC=2JPNTOH'9'; /* '9' Cyclotron and Radioisotope Center */ INC-ENGY-LAB=18MEV; BEAM-INTNSTY=[2UA; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; INC-ENGY-LAB=18MEV; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; A MOST-PRBLE-CHRG DELTA-MOST-PRBLE-CHRG'10' (NODIM) (NODIM) (NODIM) 88 35.32 +-0.12 91 37.38 +-0.13 93 37.17 +-0.99 97 39.22 +-0.04 99 40.82 +-0.08 116 46.21 +-0.04 124 48.92 +-0.06 132 52.31 +-0.15 134 52.77 +-0.01 135 53.20 +-0.05 136 53.83 +-0.18 138 55.85 +-0.21 139 54.73 +-0.19 140 55.55 +-0.43 141 55.24 +-0.09 143 56.13 +-0.22 144 56.03 +-0.14 145 56.72 +-0.15 146 57.55 +-0.50 147 57.91 +-0.08 148 58.82 +-0.98 \END; /*===================================================================*/ |