/*===================================================================*/ /* NRDF D1791 Data No.1 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,1; D#=D1791; TITLE=/ Study of halo structure of 16C from reaction cross section measurement /; PURPOSE=/ To study the density distribution and the neutron configuration of 16C /; ATH=(T.ZHENG'1,2,3', T.YAMAGUCHI'1', A.OZAWA'1', M.CHIBA'1', R.KANUNGO'1', T.KATO'1', K.KATORI'1', K.MORIMOTO'1', T.OHNISHI'1', T.SUDA'1', I.TANIHATA'1', Y.YAMAGUCHI'1', A.YOSHIDA'1', K.YOSHIDA'1', H.TOKI'1,4', N.NAKAJIMA'4'); INST-ATH=(2JPNIPC'1', 2JPNSUT'2', 3CPRBJG'3', 2JPNRCN'4'); /* '2' Department of Physics */ /* '3' Department of Technical Physics */ REF=(NP/A'5'); VLP=(709(2002)103'5'); /* Secondary reference - NP/A, 738(2004)38 (A.Ozawa et al., Proc. of the 8th International Conference on Clustering Aspects of Nuclear Structure and Dynamics (CLUSTER'03)) RCTS=(C(16C,X)X, C(12C,X)X); PHQS=RCT-XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,1; /* 2003-04-04 : Compiled, Sr + Kc */ /* 2006-10-04 : Altered, On. Reference (CLUSTER'03) added */ RTY=NON-ELA-SCATT; PHQ=RCT-XSECTN; ENR=NAT; CHM=ELM; PHYS-FORM=SLD'6'; /* '6' Carbon plate */ THK-TGT=370MG/CM**2; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=(CYC'7',PRJFS'8'); /* '7' 22Ne primary beam that was accelerated to about 110 AMeV by the RIKEN Ring Cyclotron (RRC). */ /* '8' Secondary 12,16C beams were produced via the projectile fragmentation. */ INST-ACC=(2JPNIPC'7',2JPNIPC'8'); POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=(SCT'9',SI'10',NAI'11',PPAC'12',EDE'13',TOF'14'); /* '9' Two plastic scintillators are used for a TOF measurement */ /* '10' Three silicon detectors (150 micro-meter * 3) were used to measure the energy loss (Delta E) */ /* '11' The total energy (E) was measured by a NAI(Tl) detector (energy resolution of 0.7% in FWHM for 110 AMeV 22Ne) [T.Suda, et al., RIKEN Accel. Prog. Rep. 35(2002)42.] */ /* '12' Used to monitor beam size and transmission */ /* '13' to particle identification */ /* '14' to particle identification */ /* Experimental Method: - Particle identification by 'E/Delta E' measurement (to particle identification) - Time-of-flight (to particle identification) /* Analysis: - In order to obtain the reaction cross section of 16C, the number of the inelastically scattered 16C were subtracted from the total number of 16C. RCT=C(16C,X)X; INC-ENGY-LAB=83MEV/A'15'; /* '15' The 16C beam energy was 83 AMeV in the middle of the reaction target, while the incident energy was 86 AMeV and the outgoing energy was 80 AMeV */ DET-PARTCL=16C; ANL=(X'16',GLAUBER); /* '16' phenomenological parameterization for the reaction cross section [S.Kox, et al., Phys. Rev. C35(1987)1678, and references therein.] */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,1; INC-ENGY-LAB=83MEV/A'17'; /* '17' The 16C beam energy was 83 AMeV in the middle of the reaction target, while the incident energy was 86 AMeV and the outgoing energy was 80 AMeV */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; RCT-XSECTN DELTA-RCT-XSECTN (MB) (MB) 1237 +-25 \END; /*===================================================================*/ |