/*===================================================================*/ /* NRDF D1650 Data No.20 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,20; D#=D1650; TITLE=/ Spectroscopic study of oxygen and fluorine isotopes with the (alpha,3He) and (alpha,t) reactions on 16,17,18O /; PURPOSE=/ The (alpha,3he) and (alpha,t) reactions on 16O, 17O, and 18O were studied at around E(alpha)=65 MeV. /; ATH=(M.YASUE'1', T.HASEGAWA'2', S.I.HAYAKAWA'3', K.IEKI'4', J.KASAGI'5', S.KUBONO'6', T.MURAKAMI'7', K.NISIMURA'8', K.OGAWA'9', H.OHNUMA'10', R.J.PETERSON'11', H.SHIMIZU'12', M.H.TANAKA'6', H.TOYOKAWA'13'); INST-ATH=(2JPNJPN'1', 2JPNJPN'2', 2JPNAIT'3', 2JPNRIK'4', 2JPNTOH'5', 2JPNINS'6', 2JPNKTO'7', 2JPNJPN'8', 2JPNJPN'9', 2JPNTIT'10', 1USACLU'11', 2JPNYMG'12', 2JPNTSU'13'); /* '1' Miyagi University of Education, Sendai */ /* '2' Faculty of Engineering, Miyazaki University, Miyazaki */ /* '4' Department of Physics */ /* '5' Laboratory of Nuclear Science */ /* '7' Department of Physics */ /* '8' Tohoku Gakuin University, Sendai */ /* '9' College of Arts and Science, Chiba University, Chiba */ /* '10' Department of Physics */ /* '11' Nuclear Physics Laboratory */ /* '12' Faculty of General Education */ /* '13' Tandem Accelerator Center */ REF=PR/C; VLP=46(1992)1242; RCTS=(16O(ALPHA,3HE)17O, 16O(ALPHA,T)17F, 18O(ALPHA,3HE)19O, 18O(ALPHA,T)19F, 17O(ALPHA,3HE)18O, 17O(ALPHA,T)18F); PHQS=ANGL-DSTRN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,20; /* 2003-09-09 : Converted, Sr + Am + On. Data converted to EXFOR E1650 */ /* 2007-05-10 : Altered, On. INSTITUTE corrected */ /* Related references - Y.Kadota et al., NP/A, 458(1986)523. (Further details of the experiment are described in this reference.) PHQ=ANGL-DSTRN; POL-TGT=0%; ALGN-TGT=0%; ACC=CYC'14'; /* '14' Sector-focusing cyclotron */ INST-ACC=2JPNTOK'15'; /* '15' Institute for Nuclear Science */ POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=(MAG'16',SWPC'17',EDE); /* '16' To analyze reaction product [S.Kato et al., Nucl. Instrum. Methods 154(1978)19]. */ /* '17' To detect reaction product [M.H.Tanaka et al., Nucl. Instrum. Methods 195(1982)509] backed up by two delta-E counters and an E counter. */ /* 2006-12-07 : Altered, At. Re-digitized */ RCT=18O(ALPHA,3HE)19O; RTY=STRP; ENR=98.7%; CHM=X'131'; /* '131' Tantalum foil oxidized to Ta2O5 in the atmosphere of 98.7 percent enriched 18O gas. */ PHYS-FORM=SLD; THK-TGT=0.25MG/CM**2'132'; /* '132' the oxygen content */ BAC=SELF'133'; /* '133' Self-supporting tantalum foil oxidized to Ta2O5 */ INC-ENGY-LAB=64.3MEV; DET-PARTCL=3HE; ERS-DET=30KEV'134'; /* '134' FWHM */ ANL=DWBA'135'; /* '135' The exact-finite-range(EFR) DWBA code TWOFNR [M.Igarashi, One-step and two-step exact-finite-range DWBA code (unpublished).] */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,20; TOT-ERR=X%'18'; /* '18' Overall ambiguity in absolute values of cross sections for these broad states in about 30 percent, and that for other narrow states is about 15 percent. */ INC-ENGY-LAB=64.3MEV; EXC-ENGY=3.07MEV; J-PTY=3/2+; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'136' (DEG) (MB/SR) (MB/SR) 1.533E+01 4.328E-02 +-7.333E-03 1.850E+01 3.193E-02 +-7.111E-03 2.154E+01 3.071E-02 +-5.872E-03 2.461E+01 1.078E-02 +-3.344E-03 2.766E+01 7.155E-03 +-3.216E-03 3.083E+01 7.354E-03 +-3.084E-03 3.398E+01 9.854E-03 +-3.873E-03 3.701E+01 1.488E-02 +-3.313E-03 4.288E+01 7.991E-03 +-3.033E-03 4.895E+01 1.638E-02 +-3.817E-03 5.472E+01 5.680E-03 +-2.129E-03 \END; /*===================================================================*/ |