/*===================================================================*/ /* NRDF D1634 Data No.9 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,9; D#=D1634; TITLE=/ Study of the n p -> p p pi- reaction in the incident neutron momentum range 1.0-1.9 GeV/c /; PURPOSE=/ To study the neutron-proton singe-pion production reaction n p -> p p pi- in the incident neutron momentum range 1.0-1.9 GeV/c. /; ATH=(T.TSUBOYAMA'1', N.KATAYAMA'1', F.SAI'1', S.S.YAMAMOTO'1'); INST-ATH=(2JPNTOK'1'); /* '1' Department of Physics */ REF=NP/A; VLP=486(1988)669; RCTS=(P(D,PIN,P,P)P, P(N,PIN,P)P, P(P,PI0,P)P); PHQS=(TOT-XSECTN, XSECTN'2', ANGL-DSTRN); /* '2' Nucleon-nucleon single-pion production cross sections, Sigma(01) where 0, 1 are initial and final two-nucleon isospins respectively */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,9; /* 2003-10-01 : Compiled */ CHM=ELM; PHYS-FORM=LIQD; POL-TGT=0%; ALGN-TGT=0%; ACC=SYN'3'; /* '3' 12GeV proton synchrotron */ INST-ACC=2JPNKEK; POL-PRJ=0%; ION-SOURCE=/ Spallation(Momenta of secondary beam of deuterons were determined from the kinematical fit of fully constrained dp -> ppppi- events.) /; DET-PARTCL=(PIN,P); COINC=(P,PIN); ANT-COINC=NO; DET-SYS=BUBBLC'4'; /* '4' 1m liquid-hydrogen bubble chamber */ RCT=P(N,PIN,P)P; PHQ=ANGL-DSTRN; INC-MOM-LAB=(1.04GEV/C, 1.14GEV/C, 1.25GEV/C, 1.34GEV/C, 1.44GEV/C, 1.48GEV/C, 1.59GEV/C, 1.69GEV/C, 1.79GEV/C, 1.89GEV/C); /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,9; INC-MOM-LAB=(1.04GEV/C, 1.14GEV/C, 1.25GEV/C, 1.34GEV/C, 1.44GEV/C, 1.48GEV/C, 1.59GEV/C, 1.69GEV/C, 1.79GEV/C, 1.89GEV/C); /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; MOM'26' LEG-6'27' DELTA-LEG-6'27' (GEV/C) (NODIM) (NODIM) 1.100E+00 3.026E-03 +-3.537E-01 1.188E+00 -6.021E-01 +-1.825E-01 1.270E+00 7.246E-02 +-1.740E-01 1.364E+00 -2.913E-01 +-1.123E-01 1.471E+00 1.878E-02 +-1.235E-01 1.501E+00 -1.015E-01 +-1.151E-01 1.615E+00 -7.489E-02 +-1.207E-01 1.704E+00 2.069E-01 +-1.179E-01 1.806E+00 3.217E-03 +-1.095E-01 1.914E+00 1.336E-01 +-1.067E-01 \END; /*===================================================================*/ |