/*===================================================================*/ /* NRDF D1841 Data No.122 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,122; D#=D1841; TITLE=/Shell and odd-even effects on alpha-particle energy spectra from the (p,alpha) reaction on nuclei around neutron number 50/; PURPOSE=/To clarify the shell and odd-even effects on the (p,alpha) reaction/; ATH=(I.KUMABE'1', Y.MITO'1', M.HYAKUTAKE'1', N.KOORI'1', H.SAKAI'1', Y.WATANABE'1'); INST-ATH=(2JPNKYU'1'); /* '1' Department of Nuclear Engineering */ REF=PR/C; VLP=35(1987)467; RCTS=(92MO(P,ALPHA)X, 94MO(P,ALPHA)X, 93NB(P,ALPHA)X, 106PD(P,ALPHA)X, AG(P,ALPHA)X, 90ZR(P,ALPHA)X, 96MO(P,ALPHA)X, 98MO(P,ALPHA)X, 100MO(P,ALPHA)X); PHQS=(ENGY-SPEC, ENGY-SPEC'2'); /* '2' Angular integrated energy spectrum */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,122; /* 2003-11-11 : Converted, Data converted from EXFOR E1303. Numerical data are exchanged with author's one. Many data tables are added. */ CHM=ELM; PHYS-FORM=SLD; BAC=SELF; POL-TGT=0%; ALGN-TGT=0%; ACC=VDGT; INST-ACC=2JPNKYU; BEAM-INTNSTY=20[300NA'3'; /* '3' Smaller beam currents were used at forward angles in order to reduce the dead time for the detector system. */ POL-PRJ=0%; DET-PARTCL=ALPHA; COINC=NO; ANT-COINC=NO; DET-SYS=SBD'4'; /* '4' To analyze and detect alpha-particle. Used as Delta E-E counter. Silicon surface barrier detectors having thickness of 15 and 300 micro-meter. The energy scale for alpha-particles was calibrated using the position of the alpha-particle peaks leading to the ground states of the residual nucleus for high energy calibration points. Low energy calibration points were obtained using the positions of the alpha-particle peaks leading to low lying states of 13N in the 16O(p,alpha)13N reaction on the oxygen impurities on the targets. */ /* Experimental Method: - Particle identification by 'E/Delta E' measurement (To identify alpha-particles from other reaction products) RCT=98MO(P,ALPHA)X; PHQ=ENGY-SPEC'153'; /* '153' Angular integrated energy spectrum */ ENR=97.10%; THK-TGT=0.450MG/CM**2; INC-ENGY-LAB=18MEV; ANL=(STATIST-MODEL'154',PREEQUI-MODEL'155'); /* '154' Statistical evaporation model [J.M. Blatt and V.F. Weisskopf, Theoretical Physics (Wiley, New York 1952). */ /* '155' See [L. Milazzo-Colli and G.M. Braga-Marcazzan, Nucl. Phys. A210(1973)297] for detail. */ /* Analysis: - Integration of angular distribution /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,122; INC-ENGY-LAB=18MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-CM-MIN ENGY-EMT-CM-MAX DSIGMA/DE DELTA-DSIGMA/DE'156' (MEV) (MEV) (MB/MEV) (MB/MEV) 9.0000 9.2000 0.7420 +-0.0370 9.2000 9.4000 0.8876 +-0.0298 9.4000 9.6000 0.9751 +-0.0309 9.6000 9.8000 1.0516 +-0.0312 9.8000 10.0000 1.2271 +-0.0383 10.0000 10.2000 1.3655 +-0.0399 10.2000 10.4000 1.5920 +-0.0386 10.4000 10.6000 1.6741 +-0.0396 10.6000 10.8000 1.7380 +-0.0428 10.8000 11.0000 1.8664 +-0.0461 11.0000 11.2000 1.8980 +-0.0424 11.2000 11.4000 1.9660 +-0.0425 11.4000 11.6000 2.1136 +-0.0443 11.6000 11.8000 1.9654 +-0.0428 11.8000 12.0000 2.0933 +-0.0444 12.0000 12.2000 1.9391 +-0.0424 12.2000 12.4000 1.9840 +-0.0429 12.4000 12.6000 1.8038 +-0.0410 12.6000 12.8000 1.7190 +-0.0406 12.8000 13.0000 1.6505 +-0.0395 13.0000 13.2000 1.6013 +-0.0386 13.2000 13.4000 1.5148 +-0.0376 13.4000 13.6000 1.4564 +-0.0371 13.6000 13.8000 1.3820 +-0.0366 13.8000 14.0000 1.3374 +-0.0359 14.0000 14.2000 1.2895 +-0.0354 14.2000 14.4000 1.1946 +-0.0336 14.4000 14.6000 1.1499 +-0.0330 14.6000 14.8000 1.0452 +-0.0310 14.8000 15.0000 1.1098 +-0.0325 15.0000 15.2000 1.0552 +-0.0318 15.2000 15.4000 1.0571 +-0.0322 15.4000 15.6000 0.8668 +-0.0288 15.6000 15.8000 0.8517 +-0.0291 15.8000 16.0000 0.7163 +-0.0262 16.0000 16.2000 0.6169 +-0.0244 16.2000 16.4000 0.5047 +-0.0219 16.4000 16.6000 0.4802 +-0.0214 16.6000 16.8000 0.5131 +-0.0224 16.8000 17.0000 0.3657 +-0.0187 17.0000 17.2000 0.4202 +-0.0204 17.2000 17.4000 0.4004 +-0.0195 17.4000 17.6000 0.4031 +-0.0194 17.6000 17.8000 0.3793 +-0.0188 17.8000 18.0000 0.3328 +-0.0182 18.0000 18.2000 0.2115 +-0.0137 18.2000 18.4000 0.2610 +-0.0154 18.4000 18.6000 0.2741 +-0.0161 18.6000 18.8000 0.2719 +-0.0159 18.8000 19.0000 0.4233 +-0.0198 19.0000 19.2000 0.2125 +-0.0135 19.2000 19.4000 0.6657 +-0.0245 19.4000 19.6000 0.4535 +-0.0201 19.6000 19.8000 0.5266 +-0.0221 19.8000 20.0000 0.1058 +-0.0094 20.0000 20.2000 0.0636 +-0.0072 20.2000 20.4000 0.3262 +-0.0171 20.4000 20.6000 0.3829 +-0.0185 20.6000 20.8000 0.0282 +-0.0048 20.8000 21.0000 0.0123 +-0.0029 21.0000 21.2000 0.0127 +-0.0031 21.2000 21.4000 0.0078 +-0.0023 21.4000 21.6000 0.0063 +-0.0020 21.6000 21.8000 0.0032 +-0.0014 21.8000 22.0000 0.0051 +-0.0021 22.0000 22.2000 0.0075 +-0.0027 22.2000 22.4000 0.0033 +-0.0015 22.4000 22.6000 0.0027 +-0.0014 \END; /*===================================================================*/ |