/*===================================================================*/ /* NRDF D1841 Data No.120 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,120; 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,120; /* 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=94MO(P,ALPHA)X; PHQ=ENGY-SPEC'145'; /* '145' Angular integrated energy spectrum */ ENR=93.90%; THK-TGT=0.588MG/CM**2; INC-ENGY-LAB=18MEV; ANL=(STATIST-MODEL'146',PREEQUI-MODEL'147'); /* '146' Statistical evaporation model [J.M. Blatt and V.F. Weisskopf, Theoretical Physics (Wiley, New York 1952). */ /* '147' See [L. Milazzo-Colli and G.M. Braga-Marcazzan, Nucl. Phys. A210(1973)297] for detail. */ /* Analysis: - Integration of angular distribution /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,120; INC-ENGY-LAB=18MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-CM-MIN ENGY-EMT-CM-MAX DSIGMA/DE DELTA-DSIGMA/DE'148' (MEV) (MEV) (MB/MEV) (MB/MEV) 9.0000 9.2000 1.5838 +-0.0433 9.2000 9.4000 1.8148 +-0.0457 9.4000 9.6000 2.1107 +-0.0478 9.6000 9.8000 2.4942 +-0.0409 9.8000 10.0000 2.8117 +-0.0494 10.0000 10.2000 3.1755 +-0.0506 10.2000 10.4000 3.7080 +-0.0494 10.4000 10.6000 4.1192 +-0.0520 10.6000 10.8000 4.3407 +-0.0565 10.8000 11.0000 4.7158 +-0.0594 11.0000 11.2000 4.8956 +-0.0569 11.2000 11.4000 5.0223 +-0.0584 11.4000 11.6000 5.0309 +-0.0577 11.6000 11.8000 4.9458 +-0.0567 11.8000 12.0000 4.7905 +-0.0557 12.0000 12.2000 4.5668 +-0.0549 12.2000 12.4000 4.2893 +-0.0527 12.4000 12.6000 4.0858 +-0.0516 12.6000 12.8000 3.6178 +-0.0487 12.8000 13.0000 3.4235 +-0.0474 13.0000 13.2000 3.2267 +-0.0460 13.2000 13.4000 2.8823 +-0.0433 13.4000 13.6000 2.5286 +-0.0402 13.6000 13.8000 2.3796 +-0.0390 13.8000 14.0000 2.0070 +-0.0356 14.0000 14.2000 1.7881 +-0.0338 14.2000 14.4000 1.6625 +-0.0327 14.4000 14.6000 1.3867 +-0.0298 14.6000 14.8000 1.3285 +-0.0291 14.8000 15.0000 1.3665 +-0.0297 15.0000 15.2000 1.1279 +-0.0269 15.2000 15.4000 1.0078 +-0.0253 15.4000 15.6000 0.8638 +-0.0233 15.6000 15.8000 0.8940 +-0.0240 15.8000 16.0000 0.8262 +-0.0228 16.0000 16.2000 0.8258 +-0.0229 16.2000 16.4000 0.3268 +-0.0143 16.4000 16.6000 0.1569 +-0.0099 16.6000 16.8000 0.1618 +-0.0102 16.8000 17.0000 0.2074 +-0.0115 17.0000 17.2000 0.1631 +-0.0103 17.2000 17.4000 0.1027 +-0.0080 17.4000 17.6000 0.1210 +-0.0087 17.6000 17.8000 0.1259 +-0.0088 17.8000 18.0000 0.0964 +-0.0079 18.0000 18.2000 0.1993 +-0.0111 18.2000 18.4000 0.7150 +-0.0211 18.4000 18.6000 0.8087 +-0.0226 18.6000 18.8000 0.2222 +-0.0118 18.8000 19.0000 0.1757 +-0.0105 19.0000 19.2000 0.0213 +-0.0036 19.2000 19.4000 0.0160 +-0.0031 19.4000 19.6000 0.0218 +-0.0036 19.6000 19.8000 0.0381 +-0.0047 19.8000 20.0000 0.5565 +-0.0182 20.0000 20.2000 0.7440 +-0.0211 20.2000 20.4000 0.0359 +-0.0047 20.4000 20.6000 0.0189 +-0.0034 20.6000 20.8000 0.0072 +-0.0021 20.8000 21.0000 0.0028 +-0.0013 21.0000 21.2000 0.0031 +-0.0014 21.2000 21.4000 0.0034 +-0.0015 21.4000 21.6000 0.0018 +-0.0010 \END; /*===================================================================*/ |