/*===================================================================*/ /* NRDF D1748 Data No.25 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,25; 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,25; /* 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=90ZR(7LI,T,ALPHA)90ZR; PHQ=ENGY-SPEC; THK-TGT=5.2MG/CM**2; INC-ENGY-LAB=42MEV; ANL=(X'79',SEMICL-MODEL'80'); /* '79' first-order perturbation theory */ /* '80' time-dependent Schroedinger equation assuming classical trajectory of 7Li system in the Coulomb field of the target */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,25; INC-ENGY-LAB=42MEV; EMT-1=T; EMT-2=ALPHA; RSD=90ZR; THTL-1=7DEG; THTL-2=7DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT'81' DSIGMA/DOMEGA/DOMEGA/DE'82' DELTA-DSIGMA/DOMEGA/DOMEGA/DE'82' (MEV) (UB/SR**2/KEV) (UB/SR**2/KEV) -0.5 0.01618 +-0.4671 -0.45 0.014478 +-0.418 -0.4 0.004242 +-0.2121 -0.35 0.014624 +-0.3656 -0.3 0.006326 +-0.2237 -0.25 0.005112 +-0.1808 -0.2 0.00607 +-0.1752 -0.1 0.0019314 +-0.1183 -0.05 0.0012704 +-0.05602 0 8.262e-05 +-0.003864 0.05 -0.0004104 +-0.03555 0.2 0.009388 +-0.2099 0.25 0.00469 +-0.1658 0.3 0.00285 +-0.1425 0.35 0.009914 +-0.2862 0.4 0.007552 +-0.267 0.45 0.008518 +-0.3012 0.5 0.014478 +-0.418 \END; /*===================================================================*/ |