/*===================================================================*/ /* NRDF D1591 Data No.1 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,1; 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,1; /* 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,ALPHA)ALPHA; RTY=ELA-SCATT; PHQ=ANGL-DSTRN; DET-PARTCL=ALPHA; DET-SYS=SI'13'; /* '13' To detect alpha-particle */ ANL=(OPT-MODEL,PSHIFT-ANL'14'); /* '14' Phase shift interpolated from [P. Darriulat, et al., Phys. Rev. 137(1965)B315] */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,1; INC-ENGY-LAB=118MEV; NORM=/ Data from detector A and B were renormalized by factors of 1.24 and 1.60, respectively, since these were smaller than those previously reported in [P.Darriulat et al., Phys. Rev. 137(1965)B315]. /; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA FLAG'15' (DEG) (MB/SR) (NODIM) 2.982E+01 1.378E+02 1. 4.004E+01 7.052E+01 1. 5.007E+01 1.713E+01 1. 6.008E+01 5.078E+00 1. 6.520E+01 2.941E+00 1. 6.934E+01 1.363E+00 2. 7.117E+01 1.543E+00 1. 7.523E+01 4.139E-01 1. 8.017E+01 2.159E-02 1. 8.027E+01 2.568E-02 2. 8.407E+01 2.648E-01 2. 8.608E+01 2.924E-01 1. 9.024E+01 4.686E-01 2. 9.516E+01 2.339E-01 2. 9.995E+01 2.384E-02 1. 1.001E+02 1.860E-02 2. 1.052E+02 4.139E-01 2. 1.099E+02 1.505E+00 1. 1.200E+02 4.598E+00 2. \END; /*===================================================================*/ |