/*===================================================================*/ /* NRDF D1591 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; D#=D1591; TITLE=/ 4He(4He,3He)5He(g.s.) reaction at 118 MeV, and its distorted wave Born approximation interpretation /; PURPOSE=/ To measure the 4He(4He,3He)5He(g.s.) reaction at 118 MeV. ATH=(R.E.WARNER'1', J.M.FETTER'1', R.A.SWARTZ'1', A.OKIHANA'2', T.KONISHI'2', T.YOSHIMURA'2', P.D.KUNZ'3', M.FUJIWARA'4', K.FUKUNAGA'5', S.KAKIGI'5', T.HAYASHI'5', J.KASAGI'6', N.KOORI'7'); INST-ATH=(1USAOBR'1', 2JPNKUE'2', 1USACLU'3', 2JPNRCN'4', 2JPNKTO'5', 2JPNTOH'6', 2JPNTKS'7'); /* '5' Institute for Chemical Research */ /* '6' Laboratory of Nuclear Science */ REF=PR/C; VLP=49(1994)1534; RCTS=(ALPHA(ALPHA,ALPHA)ALPHA, ALPHA(ALPHA,3HE)5HE); PHQS=(ANGL-DSTRN, ENGY-SPEC, ANGL-DSTRN'8', OPT-POTL-PARA); /* '8' Integrated over the 3He laboratory energy range in which 0 < alpha-neutron relative energy in 5He < 5 MeV for central rays */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,4; /* 2005-09-30 : Altered, At + Ot + Sr. Re-digitized */ /* 2005-11-01 : Converted, Sr + On. Converted to EXFOR E1591 */ CHM=ELM; PHYS-FORM=GAS; THK-TGT=XMG/CM**2'9'; /* '9' 3.05+-0.05 atmospheres absolute pressure */ POL-TGT=0%; ALGN-TGT=0%; ACC=CYC'10'; /* '10' Isochronous cyclotron, AVF cyclotron */ INST-ACC=2JPNRCN; INC-ENGY-LAB=118MEV'11'; /* '11' 4He was bombarded with 118.7 MeV alpha particles. The energy was reduced to 118.0 MeV at target center. */ BEAM-INTNSTY=2[8NA; POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=EDE'12'; /* '12' To separate 4He, 3He, and Z=1 groups */ /* Experimental Method: - Particle identification by 'E/Delta E' measurement (To separate 4He, 3He, and Z=1 groups) RCT=ALPHA(ALPHA,3HE)5HE; RTY=STRP; PHQ=ENGY-SPEC; DET-PARTCL=3HE; DET-SYS=SI'22'; /* '22' To detect 3He */ ANL=DWBA'23'; /* '23' The program DWUCK4 [P.D.Kunz, computer code DWUCK4 (unpublished)] with some modification */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; INC-ENGY-LAB=118MEV; EMT=3HE; THTL=37.5DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB COUNTS DELTA-COUNTS'24' (MEV) (ARB) (ARB) 4.061E+01 7.864E+01 +-8.618E+00 4.163E+01 7.864E+01 +-7.540E+00 4.260E+01 9.156E+01 +-9.695E+00 4.362E+01 7.217E+01 +-7.540E+00 4.460E+01 7.110E+01 +-7.540E+00 4.557E+01 8.348E+01 +-9.156E+00 4.655E+01 8.671E+01 +-9.695E+00 4.752E+01 7.648E+01 +-9.156E+00 4.854E+01 1.002E+02 +-1.131E+01 4.952E+01 9.048E+01 +-8.079E+00 5.049E+01 1.093E+02 +-9.156E+00 5.147E+01 1.221E+02 +-1.255E+01 5.244E+01 1.185E+02 +-9.695E+00 5.341E+01 1.487E+02 +-1.077E+01 5.442E+01 1.885E+02 +-1.293E+01 5.537E+01 2.353E+02 +-1.617E+01 5.638E+01 1.557E+02 +-1.293E+01 5.736E+01 7.702E+01 +-8.618E+00 5.830E+01 1.185E+01 +-3.232E+00 5.933E+01 6.463E+00 +-3.232E+00 \END; /*===================================================================*/ |