/*===================================================================*/ /* NRDF D1827 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; D#=D1827; TITLE=/ Momentum distributions of 14C and 15C fragments from 16C breakup /; ATH=(T.YAMAGUCHI'1', T.ZHENG'1,2,3', A.OZAWA'1', M.CHIBA'1,4', R.KANUNGO'1', T.KATO'1', K.MORIMOTO'1', T.OHNISHI'1', T.SUDA'1', Y.YAMAGUCHI'1,5', A.YOSHIDA'1', K.YOSHIDA'1', I.TANIHATA'1'); INST-ATH=(2JPNIPC'1', 2JPNSUT'2', 3CPRBJG'3', 2JPNTOH'4', 2JPNNII'5'); /* '2' Department of Physics */ /* '3' Department of Technical Physics */ /* '4' Department of Physics */ /* '5' Department of Physics */ REF=NP/A; VLP=724(2003)3; RCTS=(C(16C,15C)X, C(16C,14C)X); PHQS=(MOM-DSTRN'6', XSECTN'7', XSECTN'8'); /* '6' longitudinal momentum distribution */ /* '7' one neutron removal cross section */ /* '8' two neutrons removal cross section */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,4; /* 2003-09-01 : Compiled, Km + Am */ ENR=NAT; CHM=ELM; PHYS-FORM=SLD; THK-TGT=370MG/CM**2; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=PRJFS'9'; /* '9' Primary beam, 22Ne of 110 AMeV, was used to bombard a Be target to produce a 16C secondary beam through the projectile fragmentation reaction. */ INST-ACC=2JPNIPC; INC-ENGY-LAB=83MEV/A'10'; /* '10' Around 83 MeV/A at the middle of the carbon target. */ ERS-PRJ=XKEV'11'; /* '11' The momentum broadening was confined to +-0.4 percent by a momentum slit. */ POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=(MAG,SCT'12',NAI'13',SI'14',TOF'15',EDE'16'); /* '12' To obtain ToF signal */ /* '13' NaI(Tl) detector to measure total energy */ /* '14' To identify charge of fragment */ /* '15' To obtain fragment velocity */ /* '16' To identify particles */ CALB-DET=/ TOF was calibrated by using the primary beam with several energies obtained by passing through different thicknesses of Be (2, 4, 7.5, 9 mm). /; /* Experimental Method: - Time-of-flight (To obtain fragment velocity) - Particle identification by 'E/Delta E' measurement (To identify particles) RCT=C(16C,14C)X; RTY=INCL; PHQ=XSECTN'26'; /* '26' two neutrons removal cross section */ DET-PARTCL=14C; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; INC-ENGY-LAB=83MEV/A'17'; /* '17' Around 83 MeV/A at the middle of the carbon target. */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; XSECTN'27' DELTA-XSECTN'27' (MB) (MB) 126 +116-41 \END; /*===================================================================*/ |