/*===================================================================*/ /* NRDF D0212 Data No.12 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,12; 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,12; /* 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@*/ 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@*/ RCT=65CU(P,N)65ZN; ENR=99.9%; CHM=ELM; THK-TGT=0.500MG/CM**2; BAC=79AU; THK-BAC=0.025CM; INC-ENGY-RANGE=2.15MEV[4.0MEV; DET-PARTCL=(N); DET-SYS=(X'1'); /*@12@*/ /*@13@*/ ANL=(OPT-MODEL,STATIST-MODEL'4'); /*@24@*/ PHQ=(EXC-FUNCT'1',OPT-POTL-PARA); /*@22@*/ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,12; /*@34@*/ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; Z-RESD A-RESD N-RESD DATA1'1' DATA2'2' DATA3'3' (NODIM) (NODIM) (NODIM) (NODIM) (NODIM) (NODIM) 28 60 32 6.4 1.3 12 28 62 34 6.4 0.5 6 29 63 34 6.6 -0.5 9 29 65 36 6.2 -0.8 7 30 63 33 7.4 1.1 6 30 64 34 7.4 -1.2 9 30 65 35 7.0 -1.0 15 30 66 36 7.9 -1.2 15 \END; /*===================================================================*/ |