/* 2011-02-14 File is generated by HENDEL. */ \\BIB,1[4; D#=D2169; TITLE=/ E1 and E2 cross sections of the 12C(a,g0)16O reaction using pulsed alpha beam /; PURPOSE=/ The gamma-ray angular distribution from 12C(a,g0)16O to the ground state of 16O was measured by using a pulsed a beam. The astrophysical S factors for E1 and E2 were given. /; ATH=(H.MAKII'1', Y.NAGAI'1', T.SHIMA'1', M.SEGAWA'1', K.MISHIMA'1', H.UEDA'1', M.IGASHIRA'2', T.OHSAKI'2'); INST-ATH=(2JPNRCN'1', 2JPNTIT'2'); /* '2' Research Laboratory for Nuclear Reactors */ REF=PR/C; VLP=80(2009)065802; /* Secondary reference - UEDA, Thesis(2007) */ RCTS=12C(ALPHA,GAMMA)16O; PHQS=(ANGL-DSTRN, XSECTN); \\EXP,1[4; /* 2009-12-23 : Compiled+Checked, Nf */ /* Related references - P.Dyer et al., NP/A, 233(1974)495. (Derivation of cross section from angular distribution) */ ENR=99.95%; CHM=ELM; PHYS-FORM=SLD; THK-TGT=0.25[0.4MG/CM**2; BAC=AU; POL-TGT=0%; ALGN-TGT=0%; ACC=VDGT'3'; /* '3' 3.2-MV Pelletron */ INST-ACC=2JPNTIT; POL-PRJ=0%; DET-PARTCL=(ALPHA,GAMMA); COINC=NO; ANT-COINC=NO; DET-SYS=(NAI'4',SI'5'); /* '4' To measure gamma-ray */ /* '5' To measure alpha to monitor target thickness */ \\EXP,1; RCT=12C(ALPHA,GAMMA)16O; PHQ=ANGL-DSTRN; DELTA-INC-ENGY-LAB=0.003MEV'6'; /* '6' Uncertainty in Ec.m. */ BEAM-INTNSTY=6.2[8.1UA; \\DATA,1; DELTA-INC-ENGY-LAB=0.003MEV'7'; /* '7' Uncertainty in Ec.m. */ SYS-ERR=(3%'8',3%'9',1.4%'10',1%'11',1%'12'); /* '8' gamma-ray detection efficiency */ /* '9' Solid angle of Si detector */ /* '10' Correction for Faraday cup */ /* '11' Gain shift of Si detector */ /* '12' Energy loss in carbon target */ EXC-ENGY=0.MEV; DELTA-DATA2=2%'13'; /* '13' Effective reaction energy */ \DATA; INC-ENGY-CM'14' DATA1'15' THTL DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA THK-TGT (MEV) (MEV) (DEG) (NB/SR) (NB/SR) (MG/CM**2) 1.407 2.000 40 0.051 +-0.0038 0.294 1.407 2.000 90 0.0364 +-0.0033 0.294 1.407 2.000 130 0.022 +-0.0028 0.294 1.591 2.270 40 0.106 +-0.0066 0.374 1.591 2.270 90 0.0858 +-0.0055 0.374 1.591 2.270 130 0.0374 +-0.0039 0.374 \END; /* Table VII of J,PR/C,80,065802,2009 */ /* '14' Effective energy */ /* '15' Incident energy at target entrance */ \\EXP,2; RCT=12C(ALPHA,GAMMA)16O; PHQ=XSECTN; \\DATA,2; SYS-ERR=(3%'16',3%'17',1.4%'18',1%'19',1%'20'); /* '16' gamma-ray detection efficiency */ /* '17' Solid angle of Si detector */ /* '18' Correction for Faraday cup */ /* '19' Gain shift of Si detector */ /* '20' Energy loss in carbon target */ EXC-ENGY=0.MEV; DELTA-DATA2=2%'21'; /* '21' Effective reaction energy */ \DATA; INC-ENGY-CM'22' MLTPOL SIGMA'' DELTA-SIGMA'' ASTR-SFCTR DELTA-ASTR-SFCTR (MEV) (NODIM) (NB) (NB) (KEV*B) (KEV*B) 1.407 1. 0.308 +-0.032 14.7 +-1.5 1.407 2. 0.131 +-0.038 6.25 +-1.81 1.591 1. 0.735 +-0.048 14.1 +-0.9 1.591 2. 0.212 +-0.048 4.07 +-0.91 \END; /* Table VII of J,PR/C,80,065802,2009 */ /* '22' Effective energy */ \\EXP,3; RCT=12C(ALPHA,GAMMA)16O; PHQ=ANGL-DSTRN; DELTA-INC-ENGY-LAB=0.003KEV; \\DATA,3; DELTA-INC-ENGY-LAB=0.003KEV; SYS-ERR=(3%'23',<1%'24',1.3%'25',<1%'26',<1%'27'); /* '23' gamma-ray detection efficiency */ /* '24' Solid angle of Si detector */ /* '25' Correction for Faraday cup */ /* '26' Gain shift of Si detector */ /* '27' Energy loss in carbon target */ EXC-ENGY=0.MEV; \DATA; INC-ENGY-CM'28' DATA1'29' THTL DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA THK-TGT'30' (MEV) (MEV) (DEG) (NB/SR) (NB/SR) (MG/CM**2) 1.225 1.743 40 0.0207 +-0.002 0.191 1.225 1.743 90 0.014 +-0.0023 0.191 1.225 1.743 130 0.00649 +-0.00182 0.191 1.225 1.743 130 0.00589 +-0.00146 0.191 1.467 2.094 40 0.0685 +-0.0041 0.253 1.467 2.094 90 0.0634 +-0.006 0.253 1.467 2.094 130 0.028 +-0.0033 0.253 1.467 2.094 130 0.033 +-0.003 0.253 \END; /* Table 5-9 of Ueda's thesis (p103) */ /* '28' Effective energy */ /* '29' Incident energy at target entrance */ /* '30' Effective thickness */ \\EXP,4; RCT=12C(ALPHA,GAMMA)16O; PHQ=XSECTN; \\DATA,4; SYS-ERR=(3%'31',<1%'32',1.3%'33',<1%'34',<1%'35'); /* '31' gamma-ray detection efficiency */ /* '32' Solid angle of Si detector */ /* '33' Correction for Faraday cup */ /* '34' Gain shift of Si detector */ /* '35' Energy loss in carbon target */ EXC-ENGY=0.MEV; \DATA; INC-ENGY-CM'36' MLTPOL SIGMA'' DELTA-SIGMA'' ASTR-SFCTR DELTA-ASTR-SFCTR (MEV) (NODIM) (NB) (NB) (KEV*B) (KEV*B) 1.225 1 0.113 +-0.020 16.3 +-2.9 1.225 2 0.0530 +-0.0204 7.66 +-2.95 1.467 1 0.609 +-0.033 21.2 +-1.2 1.467 2 0.0956 +-0.0207 3.33 +-0.72 \END; /* Table 6-1 of Ueda's thesis (p107) */ /* '36' Effective energy */ \\END;