/*===================================================================*/ /* NRDF D1841 Data No.44 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,44; 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,44; /* 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'57'; /* '57' Angular integrated energy spectrum */ ENR=98.48%; THK-TGT=1.020MG/CM**2; INC-ENGY-LAB=15MEV; ANL=(STATIST-MODEL'58',PREEQUI-MODEL'59'); /* '58' Statistical evaporation model [J.M. Blatt and V.F. Weisskopf, Theoretical Physics (Wiley, New York 1952). */ /* '59' See [L. Milazzo-Colli and G.M. Braga-Marcazzan, Nucl. Phys. A210(1973)297] for detail. */ /* Analysis: - Integration of angular distribution /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,44; INC-ENGY-LAB=15MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-CM-MIN ENGY-EMT-CM-MAX DSIGMA/DE DELTA-DSIGMA/DE'60' (MEV) (MEV) (MB/MEV) (MB/MEV) 9.0000 9.2000 0.2661 +-0.0110 9.2000 9.4000 0.3341 +-0.0139 9.4000 9.6000 0.3865 +-0.0167 9.6000 9.8000 0.4763 +-0.0194 9.8000 10.0000 0.5459 +-0.0213 10.0000 10.2000 0.6529 +-0.0241 10.2000 10.4000 0.7424 +-0.0263 10.4000 10.6000 0.8626 +-0.0275 10.6000 10.8000 0.9820 +-0.0305 10.8000 11.0000 1.0560 +-0.0337 11.0000 11.2000 1.1933 +-0.0355 11.2000 11.4000 1.2345 +-0.0370 11.4000 11.6000 1.2992 +-0.0388 11.6000 11.8000 1.3461 +-0.0399 11.8000 12.0000 1.3500 +-0.0410 12.0000 12.2000 1.3508 +-0.0444 12.2000 12.4000 1.3512 +-0.0451 12.4000 12.6000 1.1726 +-0.0454 12.6000 12.8000 1.1784 +-0.0238 12.8000 13.0000 1.0945 +-0.0230 13.0000 13.2000 1.0402 +-0.0223 13.2000 13.4000 0.9284 +-0.0210 13.4000 13.6000 0.8982 +-0.0208 13.6000 13.8000 0.8648 +-0.0205 13.8000 14.0000 0.7948 +-0.0196 14.0000 14.2000 0.7421 +-0.0190 14.2000 14.4000 0.7236 +-0.0187 14.4000 14.6000 0.7143 +-0.0186 14.6000 14.8000 0.6335 +-0.0175 14.8000 15.0000 0.6455 +-0.0177 15.0000 15.2000 0.7681 +-0.0196 15.2000 15.4000 0.4981 +-0.0155 15.4000 15.6000 0.3744 +-0.0136 15.6000 15.8000 0.5548 +-0.0165 15.8000 16.0000 0.4261 +-0.0145 16.0000 16.2000 0.3589 +-0.0133 16.2000 16.4000 1.7493 +-0.0293 16.4000 16.6000 0.9901 +-0.0218 16.6000 16.8000 0.3981 +-0.0139 16.8000 17.0000 1.1488 +-0.0235 17.0000 17.2000 2.4148 +-0.0340 17.2000 17.4000 0.3802 +-0.0134 17.4000 17.6000 0.0420 +-0.0047 17.6000 17.8000 0.0266 +-0.0037 17.8000 18.0000 0.0260 +-0.0039 18.0000 18.2000 0.0294 +-0.0041 18.2000 18.4000 0.0196 +-0.0032 18.4000 18.6000 0.0226 +-0.0035 18.6000 18.8000 0.0308 +-0.0042 18.8000 19.0000 0.0208 +-0.0033 19.0000 19.2000 0.0221 +-0.0035 19.2000 19.4000 0.0152 +-0.0028 19.4000 19.6000 0.0163 +-0.0030 19.6000 19.8000 0.0071 +-0.0020 19.8000 20.0000 0.0029 +-0.0012 20.0000 20.2000 0.0023 +-0.0010 20.2000 20.4000 0.0014 +-0.0009 20.4000 20.6000 0.0014 +-0.0009 20.6000 20.8000 0.0009 +-0.0007 20.8000 21.0000 0.0000 +-0.0000 \END; /*===================================================================*/ |