/*===================================================================*/ /* NRDF D1841 Data No.125 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,125; 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,125; /* 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=106PD(P,ALPHA)X; PHQ=ENGY-SPEC'165'; /* '165' Angular integrated energy spectrum */ ENR=98.48%; THK-TGT=1.020MG/CM**2; INC-ENGY-LAB=18MEV; ANL=(STATIST-MODEL'166',PREEQUI-MODEL'167'); /* '166' Statistical evaporation model [J.M. Blatt and V.F. Weisskopf, Theoretical Physics (Wiley, New York 1952). */ /* '167' See [L. Milazzo-Colli and G.M. Braga-Marcazzan, Nucl. Phys. A210(1973)297] for detail. */ /* Analysis: - Integration of angular distribution /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,125; INC-ENGY-LAB=18MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-CM-MIN ENGY-EMT-CM-MAX DSIGMA/DE DELTA-DSIGMA/DE'168' (MEV) (MEV) (MB/MEV) (MB/MEV) 10.0000 10.2000 1.1218 +-0.0236 10.2000 10.4000 1.2570 +-0.0249 10.4000 10.6000 1.3752 +-0.0261 10.6000 10.8000 1.5412 +-0.0275 10.8000 11.0000 1.7389 +-0.0292 11.0000 11.2000 1.9512 +-0.0307 11.2000 11.4000 2.1789 +-0.0324 11.4000 11.6000 2.2717 +-0.0331 11.6000 11.8000 2.4273 +-0.0341 11.8000 12.0000 2.5045 +-0.0345 12.0000 12.2000 2.5387 +-0.0350 12.2000 12.4000 2.5445 +-0.0352 12.4000 12.6000 2.5680 +-0.0349 12.6000 12.8000 2.4650 +-0.0344 12.8000 13.0000 2.3735 +-0.0337 13.0000 13.2000 2.2513 +-0.0329 13.2000 13.4000 2.1334 +-0.0320 13.4000 13.6000 1.9796 +-0.0307 13.6000 13.8000 1.8706 +-0.0297 13.8000 14.0000 1.7693 +-0.0291 14.0000 14.2000 1.5603 +-0.0273 14.2000 14.4000 1.4327 +-0.0260 14.4000 14.6000 1.3958 +-0.0256 14.6000 14.8000 1.2320 +-0.0241 14.8000 15.0000 1.1927 +-0.0240 15.0000 15.2000 1.0662 +-0.0224 15.2000 15.4000 0.9425 +-0.0211 15.4000 15.6000 0.9112 +-0.0209 15.6000 15.8000 0.9123 +-0.0211 15.8000 16.0000 0.7784 +-0.0191 16.0000 16.2000 0.7495 +-0.0189 16.2000 16.4000 0.7191 +-0.0184 16.4000 16.6000 0.6986 +-0.0180 16.6000 16.8000 0.7062 +-0.0184 16.8000 17.0000 0.6652 +-0.0179 17.0000 17.2000 0.6437 +-0.0176 17.2000 17.4000 0.7696 +-0.0192 17.4000 17.6000 0.6486 +-0.0176 17.6000 17.8000 0.5754 +-0.0168 17.8000 18.0000 0.6721 +-0.0179 18.0000 18.2000 0.6669 +-0.0179 18.2000 18.4000 0.4222 +-0.0144 18.4000 18.6000 0.3671 +-0.0135 18.6000 18.8000 0.4963 +-0.0158 18.8000 19.0000 0.3760 +-0.0140 19.0000 19.2000 0.5067 +-0.0159 19.2000 19.4000 1.4387 +-0.0266 19.4000 19.6000 0.5861 +-0.0175 19.6000 19.8000 0.4724 +-0.0155 19.8000 20.0000 1.3135 +-0.0251 20.0000 20.2000 1.5602 +-0.0279 20.2000 20.4000 0.1968 +-0.0103 20.4000 20.6000 0.0472 +-0.0053 20.6000 20.8000 0.0498 +-0.0057 20.8000 21.0000 0.0385 +-0.0048 21.0000 21.2000 0.0388 +-0.0050 21.2000 21.4000 0.0427 +-0.0052 21.4000 21.6000 0.0313 +-0.0043 21.6000 21.8000 0.0259 +-0.0040 21.8000 22.0000 0.0284 +-0.0040 22.0000 22.2000 0.0240 +-0.0038 22.2000 22.4000 0.0147 +-0.0031 22.4000 22.6000 0.0060 +-0.0019 22.6000 22.8000 0.0044 +-0.0017 22.8000 23.0000 0.0023 +-0.0012 23.0000 23.2000 0.0059 +-0.0019 23.2000 23.4000 0.0026 +-0.0013 23.4000 23.6000 0.0013 +-0.0009 23.6000 23.8000 0.0027 +-0.0012 23.8000 24.0000 0.0029 +-0.0013 \END; /*===================================================================*/ |