/*===================================================================*/ /* NRDF D1841 Data No.121 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,121; 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,121; /* 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=96MO(P,ALPHA)X; PHQ=ENGY-SPEC'149'; /* '149' Angular integrated energy spectrum */ ENR=96.80%; THK-TGT=0.473MG/CM**2; INC-ENGY-LAB=18MEV; ANL=(STATIST-MODEL'150',PREEQUI-MODEL'151'); /* '150' Statistical evaporation model [J.M. Blatt and V.F. Weisskopf, Theoretical Physics (Wiley, New York 1952). */ /* '151' See [L. Milazzo-Colli and G.M. Braga-Marcazzan, Nucl. Phys. A210(1973)297] for detail. */ /* Analysis: - Integration of angular distribution /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,121; INC-ENGY-LAB=18MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-CM-MIN ENGY-EMT-CM-MAX DSIGMA/DE DELTA-DSIGMA/DE'152' (MEV) (MEV) (MB/MEV) (MB/MEV) 9.0000 9.2000 1.1411 +-0.0364 9.2000 9.4000 1.3260 +-0.0405 9.4000 9.6000 1.6384 +-0.0449 9.6000 9.8000 1.8254 +-0.0501 9.8000 10.0000 2.1231 +-0.0437 10.0000 10.2000 2.3287 +-0.0457 10.2000 10.4000 2.6261 +-0.0462 10.4000 10.6000 2.9912 +-0.0488 10.6000 10.8000 3.2839 +-0.0514 10.8000 11.0000 3.3498 +-0.0541 11.0000 11.2000 3.4862 +-0.0523 11.2000 11.4000 3.4041 +-0.0519 11.4000 11.6000 3.5332 +-0.0534 11.6000 11.8000 3.4292 +-0.0522 11.8000 12.0000 3.3272 +-0.0512 12.0000 12.2000 3.2743 +-0.0510 12.2000 12.4000 3.1397 +-0.0499 12.4000 12.6000 2.9576 +-0.0483 12.6000 12.8000 2.8432 +-0.0476 12.8000 13.0000 2.5287 +-0.0448 13.0000 13.2000 2.3501 +-0.0434 13.2000 13.4000 2.2778 +-0.0425 13.4000 13.6000 2.0934 +-0.0406 13.6000 13.8000 1.9609 +-0.0393 13.8000 14.0000 1.7085 +-0.0368 14.0000 14.2000 1.6367 +-0.0360 14.2000 14.4000 1.5812 +-0.0355 14.4000 14.6000 1.4351 +-0.0336 14.6000 14.8000 1.3287 +-0.0326 14.8000 15.0000 1.2270 +-0.0313 15.0000 15.2000 1.2105 +-0.0311 15.2000 15.4000 1.0531 +-0.0287 15.4000 15.6000 0.9137 +-0.0271 15.6000 15.8000 0.8448 +-0.0262 15.8000 16.0000 0.8557 +-0.0263 16.0000 16.2000 0.6735 +-0.0232 16.2000 16.4000 0.5013 +-0.0198 16.4000 16.6000 0.4904 +-0.0202 16.6000 16.8000 0.3530 +-0.0169 16.8000 17.0000 0.3406 +-0.0165 17.0000 17.2000 0.3653 +-0.0172 17.2000 17.4000 0.3435 +-0.0163 17.4000 17.6000 0.3745 +-0.0177 17.6000 17.8000 0.2552 +-0.0147 17.8000 18.0000 0.2616 +-0.0146 18.0000 18.2000 0.2255 +-0.0139 18.2000 18.4000 0.2107 +-0.0139 18.4000 18.6000 0.1031 +-0.0095 18.6000 18.8000 0.2278 +-0.0142 18.8000 19.0000 0.7595 +-0.0253 19.0000 19.2000 0.5782 +-0.0227 19.2000 19.4000 0.2389 +-0.0143 19.4000 19.6000 0.3581 +-0.0169 19.6000 19.8000 0.2115 +-0.0138 19.8000 20.0000 0.0626 +-0.0083 20.0000 20.2000 0.3207 +-0.0161 20.2000 20.4000 0.7814 +-0.0266 20.4000 20.6000 0.0354 +-0.0059 20.6000 20.8000 0.0135 +-0.0038 20.8000 21.0000 0.0106 +-0.0033 21.0000 21.2000 0.0019 +-0.0013 21.2000 21.4000 0.0068 +-0.0027 21.4000 21.6000 0.0025 +-0.0018 \END; /*===================================================================*/ |