/*===================================================================*/ /* NRDF D1819 Data No.3 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,3; D#=D1819; TITLE=/ Structure and decay of the s-hole state in 11B studied via the 12C(p,2p)11B* reaction /; ATH=(M.YOSOI'1', H.AKIMUNE'2', I.DAITO'3', H.EJIRI'4,5', H.FUJIMURA'6', M.FUJIWARA'6,7', T.ISHIKAWA'1', M.ITOH'1', T.KAWABATA'1', M.NAKAMURA'1', T.NORO'6', E.OBAYASHI'6', H.SAKAGUCHI'1', H.TAKEDA'1', T.TAKI'1', A.TAMII'8', H.TOYOKAWA'4', N.TSUKAHARA'1', M.UCHIDA'1', T.YAMADA'9', H.P.YOSHIDA'6'); INST-ATH=(2JPNKTO'1', 2JPNKON'2', 2JPNNAG'3', 2JPNJSR'4', 2JPNJPN'5', 2JPNRCN'6', 2JPNJAE'7', 2JPNTOK'8', 2JPNJPN'9'); /* '1' Department of Physics */ /* '2' Department of Physics */ /* '3' Center for Integrated Research in Science and Engineering /* '5' International Institute for Advanced Studies, Kyoto */ /* '7' Advanced Science Research Center */ /* '8' Department of Physics */ /* '9' Laboratory of Physics, Kanto Gakuin University, Yokohama REF=(PL/B'10'); VLP=(551(2003)255'10'); /* Secondary reference - NP/A, 738(2004)451 (M.Yosoi et al., Proc. of the 8th International Conference on Clustering Aspects of Nuclear Structure and Dynamics (CLUSTER'03)) RCTS=12C(P,2*P)11B; PHQS=(XSECTN, BRANCH-RATIO); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,3; /* 2003-09-24 : Compiled, Ic + On */ /* 2006-10-04 : Altered, On. Reference (CLUSTER'03) added */ ENR=NAT; CHM=ELM; PHYS-FORM=SLD; THK-TGT=0.5MG/CM**2; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=CYC'11'; /* '11' AVF and Ring cyclotron */ INST-ACC=2JPNRCN; INC-ENGY-LAB=392MEV; BEAM-INTNSTY=[70NA; POL-PRJ=0%; DET-PARTCL=P; COINC=(P,P); ANT-COINC=NO; DET-SYS=(MAG'12',MAG'13',MWPC'14',SCT'15'); /* '12' To detect higher energy proton in (p,2p). Grand Raiden [M. Fujiwara et al., Nucl. Instrum. Methods. A422(1999)484]. Solid angle is 2.4 mrad. */ /* '13' To detect lower energy proton in (p,2p). Large Acceptance Spectrometer [N. Matsuoka et al., RCNP Annual Report, 1991, p186]. Solid angle is 12.0 mrad. */ /* '14' To determine the positions and the incidence angles of particles */ /* '15' Plastic scintillator to obtain Delta E signals for particle identification */ /* Energy and bin widths of two protons are E1=286MeV, dE1=12.5 MeV and dE2=0.1 MeV. The quadruple differential cross section is not depending on the choice of (dE1,dE2) area on E1+E2=const line (Private communication with M.Yosoi, 2004.5.1). */ RCT=12C(P,2*P)11B; PHQ=BRANCH-RATIO; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,3; INC-ENGY-LAB=392MEV; EMT-1=P; EMT-2=P; ENGY-EMT-1-LAB=286MEV; DELTA-ENGY-EMT-1-LAB=6.25MEV; THTL-1=25.5DEG; THTL-2=-51.6DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; EXC-ENGY'19' BRANCH-RATIO'20' DELTA-BRANCH-RATIO'20' BRANCH-RATIO'21' DELTA-BRANCH-RATIO'21' BRANCH-RATIO'22' DELTA-BRANCH-RATIO'22' BRANCH-RATIO'23' DELTA-BRANCH-RATIO'23' (MEV) (%) (%) (%) (%) (%) (%) (%) (%) 1 11.7 +-0.6 6.5 +-0.4 18.6 +-0.6 16.8 +-0.6 2 13.6 +-1.1 0.0 +-0.04 9.1 +-0.8 11.3 +-1.0 3 9.7 +-0.9 7.4 +-0.6 23.3 +-1.1 15.5 +-1.0 4 12.3 +-1.0 11.0 +-0.9 21.4 +-1.1 23.1 +-1.3 \END; /*===================================================================*/ |