/*===================================================================*/ /* NRDF D1748 Data No.41 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,41; 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,41; /* 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=197AU(7LI,T,ALPHA)197AU; PHQ=ENGY-SPEC; THK-TGT=10.3MG/CM**2; INC-ENGY-LAB=42MEV; ANL=(X'143',SEMICL-MODEL'144'); /* '143' first-order perturbation theory */ /* '144' time-dependent Schroedinger equation assuming classical trajectory of 7Li system in the Coulomb field of the target /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,41; INC-ENGY-LAB=42MEV; EMT-1=T; EMT-2=ALPHA; RSD=197AU; THTL-1=45DEG; THTL-2=45DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT'145' DSIGMA/DOMEGA/DOMEGA/DE'146' DELTA-DSIGMA/DOMEGA/DOMEGA/DE'146' (MEV) (UB/SR**2/KEV) (UB/SR**2/KEV) -0.45 0.002104 +-0.07438 -0.4 0.01017 +-0.1533 -0.35 0.003988 +-0.08917 -0.3 0.00207 +-0.05977 -0.25 0.006126 +-0.09235 -0.2 0.0013222 +-0.03817 -0.15 0.0013126 +-0.04019 -0.1 0.001474 +-0.03159 -0.05 9.304e-05 +-0.01231 0 2.612e-05 +-0.001377 0.05 0.000811 +-0.02508 0.1 0.0011996 +-0.04241 0.15 0.004932 +-0.0844 0.2 0.011846 +-0.1276 0.25 0.02244 +-0.1839 0.3 0.02416 +-0.2168 0.35 0.02874 +-0.2489 0.4 0.02712 +-0.2499 0.45 0.0352 +-0.3002 0.5 0.01679 +-0.2226 \END; /*===================================================================*/ |