/*===================================================================*/ /* NRDF D1591 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; 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,2; /* 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DET-SYS=SI'16'; /* '16' To detect 3He */ ANL=DWBA'17'; /* '17' The program DWUCK4 [P.D.Kunz, computer code DWUCK4 (unpublished)] with some modification */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; INC-ENGY-LAB=118MEV; EMT=3HE; THTL=15DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB COUNTS DELTA-COUNTS'18' (MEV) (ARB) (ARB) 6.586E+01 7.462E+01 +-6.214E+00 6.686E+01 1.036E+02 +-8.625E+00 6.785E+01 8.865E+01 +-6.468E+00 6.885E+01 1.059E+02 +-1.078E+01 6.991E+01 1.147E+02 +-1.078E+01 7.083E+01 1.040E+02 +-8.625E+00 7.181E+01 1.185E+02 +-9.326E+00 7.286E+01 9.680E+01 +-7.767E+00 7.388E+01 1.236E+02 +-1.293E+01 7.488E+01 1.482E+02 +-1.398E+01 7.587E+01 1.281E+02 +-6.468E+00 7.684E+01 1.607E+02 +-1.553E+01 7.786E+01 1.585E+02 +-1.163E+01 7.879E+01 1.780E+02 +-1.509E+01 7.977E+01 2.169E+02 +-1.554E+01 8.077E+01 2.589E+02 +-2.019E+01 8.177E+01 4.096E+02 +-1.709E+01 8.277E+01 5.666E+02 +-2.330E+01 8.378E+01 4.967E+02 +-2.175E+01 8.471E+01 1.473E+02 +-1.087E+01 8.569E+01 2.337E+01 +-6.468E+00 8.674E+01 1.690E+01 +-3.107E+00 8.781E+01 4.155E+00 +-4.312E+00 8.973E+01 6.480E+00 +-4.312E+00 \END; /*===================================================================*/ |