/*===================================================================*/ /* NRDF D1804 Data No.6 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,6; D#=D1804; TITLE=/ Model-independent spin-parity determination by the (d,2He) reaction and possible evidence for a 0- state in 12B /; ATH=(H.OKAMURA'1', T.UESAKA'1', K.SUDA'1', H.KUMASAKA'1', R.SUZUKI'1', A.TAMII'1', N.SAKAMOTO'2', H.SAKAI'2,3'); INST-ATH=(2JPNSUU'1', 2JPNTOK'2', 2JPNIPC'3'); /* '1' Department of Physics */ /* '2' Department of Physics */ REF=PR/C; VLP=66(2002)054602; RCTS=12C(D,2HE)12B; PHQS=(ENGY-SPEC, TNSR-ANALPW'4', TNSR-ANALPW'5'); /* '4' Azz */ /* '5' Ayy */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,6; /* 2004-08-06 : Compiled+Checked, St + Nk */ /* 2009-08-23 : Altered, Nf. 004-008 corrected */ /* Related references - H.Okamura et al., NIM/A, 406(1998)78. (Details of detector system and analysis procedure) RTY=RRG-RCT'6'; /* '6' charge-exchange reaction */ ENR=X%; CHM=ELM; PHYS-FORM=SLD; THK-TGT=10MG/CM**2; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=CYC'7'; /* '7' Isochronous cyclotron, AVF and ring cyclotron of RIKEN accelerator research facility */ INST-ACC=2JPNIPC; INC-ENGY-LAB-RANGE=270MEV; BEAM-INTNSTY=[0.4NA; ION-SOURCE=/ Polarized ion source (See [H. Okamura et al., in Polarized Ion Sources and Polarized Gas Targets, edited by L. W. Anderson and W. Haeberili, AIP Conf. Proc. No. 293 (AIP, New York, 1994), p.84] for detail. Field strength and rotation angle of Wien filter were tuned so that beam direction is in parallel with polarization axis.) /; DET-PARTCL=P; COINC=(P,P); ANT-COINC=NO; DET-SYS=(MAG'8',MWDC'9',SCT'10'); /* '8' SMART [T.Ichihara et al., Nucl. Phys. A569(1994)287c]. To analyze momenta of protons emittied from 2He. */ /* '9' To detect protons */ /* '10' To detect protons */ /* Analysis: - Integration of energy distribution (Azz values is deduced by using Eq.(4) in the reference. Angular distribution appearing in this equation is obtained by integrating double differential cross section shown in panel Fig.1(a) over excitation energy.) /* 2009-08-23 : Altered, Nf. SF5: NN -> LL */ RCT=12C(D,2HE)12B; PHQ=TNSR-ANALPW'31'; /* '31' Azz */ POL-PRJ=X%'32'; /* '32' Results from three tensor polalized beams pzz=-1.16, +0.79 and 0 are used to deduce Azz. */ ANL=CCBA'33'; /* '33' Adiabatic coupled-channel Born approximation [H.Okamura, Phys. Rev. C 60(1999)064602]. The bump at 7.5 MeV in energy spectrum appears to have more 2- strength than 1-. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,6; INC-ENGY-LAB=270MEV; EXC-ENGY=7.5MEV; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC AZZ DELTA-AZZ'34' (DEG) (NODIM) (NODIM) 0.667 -0.0919 +-0.0483 1.556 -0.0434 +-0.0310 2.533 -0.0541 +-0.0287 \END; /*===================================================================*/ |