/*===================================================================*/ /* NRDF D1841 Data No.123 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,123; 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,123; /* 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=100MO(P,ALPHA)X; PHQ=ENGY-SPEC'157'; /* '157' Angular integrated energy spectrum */ ENR=97.27%; THK-TGT=0.744MG/CM**2; INC-ENGY-LAB=18MEV; ANL=(STATIST-MODEL'158',PREEQUI-MODEL'159'); /* '158' Statistical evaporation model [J.M. Blatt and V.F. Weisskopf, Theoretical Physics (Wiley, New York 1952). */ /* '159' See [L. Milazzo-Colli and G.M. Braga-Marcazzan, Nucl. Phys. A210(1973)297] for detail. */ /* Analysis: - Integration of angular distribution /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,123; INC-ENGY-LAB=18MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-CM-MIN ENGY-EMT-CM-MAX DSIGMA/DE DELTA-DSIGMA/DE'160' (MEV) (MEV) (MB/MEV) (MB/MEV) 9.0000 9.2000 0.5536 +-0.0260 9.2000 9.4000 0.5728 +-0.0362 9.4000 9.6000 0.5842 +-0.0258 9.6000 9.8000 0.6848 +-0.0566 9.8000 10.0000 0.8953 +-0.0774 10.0000 10.2000 0.9341 +-0.0971 10.2000 10.4000 0.9427 +-0.0516 10.4000 10.6000 1.0642 +-0.0324 10.6000 10.8000 1.1161 +-0.0430 10.8000 11.0000 1.1545 +-0.0872 11.0000 11.2000 1.2210 +-0.0330 11.2000 11.4000 1.2405 +-0.0390 11.4000 11.6000 1.2888 +-0.0475 11.6000 11.8000 1.2785 +-0.0364 11.8000 12.0000 1.2686 +-0.0325 12.0000 12.2000 1.2650 +-0.0365 12.2000 12.4000 1.3264 +-0.0350 12.4000 12.6000 1.2128 +-0.0356 12.6000 12.8000 1.1456 +-0.0322 12.8000 13.0000 1.1730 +-0.0312 13.0000 13.2000 1.0528 +-0.0317 13.2000 13.4000 1.0765 +-0.0360 13.4000 13.6000 1.0653 +-0.0300 13.6000 13.8000 1.0168 +-0.0290 13.8000 14.0000 1.0728 +-0.0301 14.0000 14.2000 0.9416 +-0.0277 14.2000 14.4000 0.9794 +-0.0284 14.4000 14.6000 0.8994 +-0.0271 14.6000 14.8000 0.9103 +-0.0273 14.8000 15.0000 0.8064 +-0.0259 15.0000 15.2000 0.7966 +-0.0255 15.2000 15.4000 0.7964 +-0.0254 15.4000 15.6000 0.7421 +-0.0245 15.6000 15.8000 0.6713 +-0.0234 15.8000 16.0000 0.6515 +-0.0234 16.0000 16.2000 0.6306 +-0.0231 16.2000 16.4000 0.5892 +-0.0223 16.4000 16.6000 0.5133 +-0.0206 16.6000 16.8000 0.4786 +-0.0200 16.8000 17.0000 0.4595 +-0.0193 17.0000 17.2000 0.4136 +-0.0189 17.2000 17.4000 0.4128 +-0.0186 17.4000 17.6000 0.4347 +-0.0191 17.6000 17.8000 0.4270 +-0.0186 17.8000 18.0000 0.4095 +-0.0183 18.0000 18.2000 0.3624 +-0.0173 18.2000 18.4000 0.3041 +-0.0157 18.4000 18.6000 0.2808 +-0.0152 18.6000 18.8000 0.2536 +-0.0144 18.8000 19.0000 0.2189 +-0.0134 19.0000 19.2000 0.2266 +-0.0134 19.2000 19.4000 0.2002 +-0.0130 19.4000 19.6000 0.1560 +-0.0111 19.6000 19.8000 0.3017 +-0.0159 19.8000 20.0000 0.5839 +-0.0225 20.0000 20.2000 0.6551 +-0.0236 20.2000 20.4000 0.0878 +-0.0087 20.4000 20.6000 0.1368 +-0.0107 20.6000 20.8000 0.0300 +-0.0050 20.8000 21.0000 0.0129 +-0.0034 21.0000 21.2000 0.0688 +-0.0077 21.2000 21.4000 0.0834 +-0.0082 21.4000 21.6000 0.0032 +-0.0017 21.6000 21.8000 0.0073 +-0.0023 21.8000 22.0000 0.0030 +-0.0014 22.0000 22.2000 0.0024 +-0.0014 22.2000 22.4000 0.0020 +-0.0014 \END; /*===================================================================*/ |