/*===================================================================*/ /* NRDF D1748 Data No.20 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,20; D#=D1748; TITLE=/Coulomb breakup of 7Li for nuclear astrophysics/; ATH=(Y.TOKIMOTO'1', H.UTSUNOMIYA'1', T.YAMAGATA'1', M.OHTA'1', Y.W.LUI'2', R.P.SCHMITT'2', S.TYPEL'3', Y.AOKI'4', K.IEKI'5', K.KATORI'6'); INST-ATH=(2JPNKON'1', 1USATAM'2', 2GERMUU'3', 2JPNTSU'4', 2JPNYOK'5', 2JPNIPC'6'); /* '1' Department of Physics */ /* '2' Cyclotron Institute */ /* '3' Sektion Physik */ /* '4' Institute of Physics */ /* '5' Department of Physics */ REF=PR/C; VLP=63(2001)035801; RCTS=(90ZR(7LI,T,ALPHA)90ZR, 197AU(7LI,T,ALPHA)197AU, 27AL(7LI,T,ALPHA)27AL, 58NI(7LI,T,ALPHA)58NI, 120SN(7LI,T,ALPHA)120SN, 144SM(7LI,T,ALPHA)144SM, 169TM(7LI,T,ALPHA)169TM, 208PB(7LI,T,ALPHA)208PB, 64ZN(7LI,T,ALPHA)64ZN, 3H(ALPHA,GAMMA)7LI); PHQS=(ENGY-SPEC, ANGL-DSTRN, XSECTN-RATIO'7', ASTR-SFCTR); /* '7' the ratio of the forward-going alpha events to the backward-going alpha events of the energy integrated cross sections for the breakup of 42MeV 7Li */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,20; /* 2002-10-31 : Compiled */ RTY=DIRECT-RCT'8'; /* '8' Elastic breakup reaction */ ENR=NAT; PHYS-FORM=SLD; BAC=SELF; POL-TGT=0%; ALGN-TGT=0%; ACC=VDGT; INST-ACC=2JPNTSU; BEAM-INTNSTY=30[300NA; POL-PRJ=0%; DET-PARTCL=(T,ALPHA); COINC=(T,ALPHA); ANT-COINC=NO; DET-SYS=(MAG'9',PROP-CNTR'10',SCT'11'); /* '9' To detect both alpha particles and tritons from breakup of 7Li */ /* '10' To detect alpha particles and tritons */ /* '11' Plastic scintillator */ SOLID-ANGL=2.74MSR'12'; /* '12' Pairs of the breakup fragments emitted into the above solid angle were momentum-analyzed according to their magnetic rigidity and focused at different positions along the focal plane. */ ERS-DET=XKEV'13'; /* '13' 218 keV for alpha 173 keV for triton */ RCT=64ZN(7LI,T,ALPHA)64ZN; PHQ=ENGY-SPEC; THK-TGT=3.9MG/CM**2; INC-ENGY-LAB=42MEV; ANL=(X'59',SEMICL-MODEL'60'); /* '59' first-order perturbation theory */ /* '60' time-dependent Schroedinger equation assuming classical trajectory of 7Li system in the Coulomb field of the target */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,20; INC-ENGY-LAB=42MEV; EMT-1=T; EMT-2=ALPHA; RSD=64ZN; THTL-1=10DEG; THTL-2=10DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT'61' DSIGMA/DOMEGA/DOMEGA/DE'62' DELTA-DSIGMA/DOMEGA/DOMEGA/DE'62' (MEV) (UB/SR**2/KEV) (UB/SR**2/KEV) -0.5 0.16446 +-1.311 -0.45 0.15702 +-1.254 -0.4 0.15 +-1.123 -0.35 0.14766 +-1.044 -0.3 0.11876 +-0.9171 -0.25 0.12674 +-0.8297 -0.2 0.07306 +-0.5862 -0.15 0.019196 +-0.3456 -0.1 0.015732 +-0.2442 -0.05 0.0006002 +-0.1018 0 -0.0001022 +-0.007557 0.05 0.0005816 +-0.1007 0.1 0.007802 +-0.2056 0.15 0.018062 +-0.301 0.2 0.03726 +-0.4413 0.25 0.04316 +-0.525 0.3 0.0666 +-0.6769 0.35 0.06088 +-0.7217 0.4 0.0776 +-0.7916 0.45 0.07546 +-0.8404 0.5 0.11606 +-1.08 \END; /*===================================================================*/ |