/*===================================================================*/ /* NRDF D0212 Data No.6 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,6; D#=D212; TITLE=/THRESHOLD EFFECTS IN PROTON-INDUCED REACTIONS ON COPPER/; PURPOSE=/THE BEHAVIOR OF NUCLEAR REACTION CROSS SECTIONS NEAR THRESHOLDS IS AN ESPECIALLY SENSITIVE TEST OF ABILITY OF THE HAUSER-FESHBACH STATISTICAL MODEL TO PREDICT THE ENERGY DEPENDENCE OF REACTION CROSS SECTIONS. THERE SHOLD BE A DROP IN CROSS SECTION (WIGNER CUSP) FOR ALREADY OPEN CHANNELS WHEN A NEW CHANNEL OPENS. THESE CUSPS MIGHT BE MOST READILY OBSERVED IN THE VICINITY OF S-WAVE NEUTRON THRESHOLDS./; /*@3@*/ ATH=(Z.E.SWITKOWSKI'1',J.C.P.HEGGIE'1',F.M.MANN'2'); INST-ATH=(3AULAML'1',1USAHED'2'); REF=AUJ; VLP=31(1978)253; RCTS=(65CU(P,N)65ZN, 63CU(P,N)63ZN, 65CU(P,GAMMA)65ZN, 63CU(P,GAMMA)64ZN,65CU(P,ALPHA)62NI,63CU(P,ALPHA)60NI); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,6; /* 2007-03-05 N.OTUKA: ATH and INST-ATH corrected */ ACC=(X'1'); /*@5@*/ INST-ACC=3AULAML; INC-ENGY-LAB-RANGE=1.2MEV(0.1MEV)3.3MEV; INC-ENGY-RANGE=1.2MEV(0.05MEV)1.8MEV; BEAM-INTNSTY=0.2[0.5UA; POL-PRJ=NO; RCT=X(P,ALPHA)X; ENR=X%'1'; /*@6@*/ CHM=ELM; THK-TGT=0.320MG/CM**2; BAC=SELF; INC-ENGY-LAB-RANGE=1.5MEV(0.1MEV)4.6MEV'1'; /*@8@*/ ERS-PRJ=XKEV'1'; /*@9@*/ BEAM-INTNSTY=0.3UA; /*@10@*/ DET-PARTCL=(P,ALPHA); DET-SYS=(SI'1'); /*@7@*/ /*@11@*/ ANL=(OPT-MODEL,STATIST-MODEL'4',X'1'); /*@19@*/ /*@24@*/ PHQ=(EXC-FUNCT,ANGL-DSTRN'2',XSECTN-LEVEL'2',OPT-POTL-PARA); /*@20@*/ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,6; CMPD=66ZN; RSD=62NI; EXC-ENGY=0.0MEV; J-PI=0?; QVL=4.35MEV; /*FIG.3-(E)*/ /* D212 FIG 3-(E) */ /* SER#= 6 */ /* XSCALE=LINEAR YSCALE=LOG */ /* XMAX= 4.000E+00 YMAX= 1.000E+01 */ /* XMIN= 1.000E+00 YMIN= 1.000E-03 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-CM SIGMA DELTA-SIGMA (MEV) (MB) (MB) 1.45 3.81E-03 1.46E-03 1.54 1.57E-02 5.00E-03 1.62 3.88E-02 7.73E-03 1.72 3.81E-02 7.14E-03 1.87 9.53E-02 1.46E-02 1.90 1.69E-01 1.87E-02 2.01 2.97E-01 1.75E-02 2.06 3.27E-01 2.26E-02 2.12 2.58E-01 XXXXXXXX 2.16 1.90E-01 1.90E-02 2.20 1.52E-01 1.52E-02 2.25 9.44E-02 1.24E-02 2.30 1.38E-01 1.24E-02 2.35 1.14E-01 1.76E-02 2.40 8.92E-02 1.17E-02 2.45 7.65E-02 1.17E-02 2.50 1.44E-01 1.90E-02 2.54 1.76E-01 2.51E-02 2.59 2.34E-01 2.10E-02 2.69 1.68E-01 1.85E-02 2.79 1.83E-01 2.21E-02 2.89 3.85E-01 4.26E-02 2.98 4.52E-01 XXXXXXXX 3.09 5.32E-01 XXXXXXXX 3.18 5.53E-01 XXXXXXXX 3.27 4.88E-01 XXXXXXXX 3.38 7.44E-01 XXXXXXXX 3.47 1.03E+00 XXXXXXXX 3.56 1.02E+00 XXXXXXXX \END; /*===================================================================*/ |