/*===================================================================*/ /* NRDF D0212 Data No.5 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,5; 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,5; /* 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,GAMMA)X; ENR=NAT; CHM=ELM; THK-TGT=0.500MG/CM**2'1'; /*@4@*/ BAC=79AU; THK-BAC=0.025CM; DET-PARTCL=(GAMMA); DET-SYS=(GE(LI)); ANL=(OPDT-MODEL,STATIST-MODEL'4'); /*@24@*/ PHQ=(EXC-FUNCT'1',ANGL-DSTRN,OPT-POTL-PARA); /*@18@*/ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,5; CMPD=65ZN; RSD=65ZN; QVL=8.92MEV; /*@21@*/ /*FIG.3-(D)*/ /* D212 FII 3-(D) */ /* SER#= 5 */ /* XSCALE=LINEAR YSCALE=LOG */ /* XMAX= 4.000E+00 YMAX= 1.000E+00 */ /* XMIN= 1.000E+00 YMIN= 1.000E-04 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-CM SIGMA DELTA-SIGMA (MEV) (MB) (MB) 1.10 4.50E-03 8.96E-04 1.18 1.31E-02 1.18E-03 1.29 3.02E-02 3.02E-03 1.39 6.13E-02 XXXXXXXX 1.50 1.20E-01 XXXXXXXX 1.58 1.81E-01 XXXXXXXX 1.68 2.78E-01 XXXXXXXX 1.75 3.14E-01 XXXXXXXX 1.79 3.43E-01 XXXXXXXX 1.83 4.03E-01 XXXXXXXX 1.88 4.97E-01 XXXXXXXX 1.93 5.80E-01 XXXXXXXX 1.97 5.97E-01 XXXXXXXX 2.03 6.20E-01 XXXXXXXX 2.09 5.97E-01 XXXXXXXX 2.13 4.52E-01 XXXXXXXX 2.18 3.33E-01 XXXXXXXX 2.24 2.21E-01 XXXXXXXX 2.28 2.04E-01 XXXXXXXX 2.33 1.75E-01 XXXXXXXX 2.38 1.53E-01 XXXXXXXX 2.43 1.41E-01 XXXXXXXX 2.47 1.33E-01 XXXXXXXX 2.53 1.34E-01 XXXXXXXX 2.57 1.66E-01 XXXXXXXX 2.62 1.29E-01 XXXXXXXX 2.67 1.66E-01 XXXXXXXX 2.73 1.37E-01 XXXXXXXX 2.78 2.10E-01 XXXXXXXX 2.82 2.29E-01 XXXXXXXX 2.87 2.34E-01 XXXXXXXX 2.91 1.52E-01 XXXXXXXX 2.96 1.84E-01 XXXXXXXX 3.01 1.38E-01 XXXXXXXX 3.06 1.48E-01 XXXXXXXX 3.12 1.97E-01 XXXXXXXX 3.15 1.64E-01 XXXXXXXX \END; /*===================================================================*/ |