/*===================================================================*/ /* NRDF D1610 Data No.1 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,1; D#=D1610; TITLE=/ Lambda hyperon production at backward angles in the reaction 6Li(pi-,Lambda)X at 4GeV/c /; PURPOSE=/ To measure invariant cross sections and polarizations of Lambda hyperons /; ATH=(K.TOMIZAWA'1', I.ARAI'1', H.KITAYAMA'1', N.KATO'1', Y.NAGASAKA'1', M.TANAKA'1', K.YAGI'1', J.CHIBA'2', T.KOBAYASHI'2', A.MANABE'2', T.NAGAE'3', M.SEKIMOTO'3', V.PANTUEV'4'); INST-ATH=(2JPNTSU'1', 2JPNKEK'2', 2JPNINS'3', 4RUSJIA'4'); /* '1' Institute of Physics */ REF=PL/B; VLP=328(1994)264; RCTS=6LI(PIN,LAMDA)X; PHQS=(DATA'5', ENGY-SPEC'6', ANGL-DSTRN, POL); /* '5' Invariant-mass spectra of a (proton,pi-) pair */ /* '6' Invariant cross sections */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,1; /* 2003-08-13 : Converted, Am + On. Data converted to EXFOR E1610 /* 2005-11-03 : Converted, On. Converted from EXFOR E1610 */ RTY=INCL; ENR=93%; CHM=ELM; PHYS-FORM=SLD; THK-TGT=XMG/CM**2'7'; /* '7' 36 mm thick and 32 mm in diameter */ ACC=SYN'8'; /* '8' pi2 beam line of 12 GeV proton synchrotron (12GeV PS) */ INST-ACC=2JPNKEK; INC-MOM-LAB=4GEV/C; ION-SOURCE=/ Spallation /; DET-PARTCL=(PIN,P); COINC=(P,PIN); ANT-COINC=NO; DET-SYS=(X'9',SCT'10',X'11'); /* '9' Cylindrical drift chamber (CDC) for measuring the momentum and trajectory of the outgoing particles with a momentum resolution of Delta P/P is about 10%. */ /* '10' Cylindrical hodoscope (CDH) which consists of 24 plastic scintillator counters used to measure the time-of-flight of the outgoing particle */ /* '11' Cylindrical drift chamber (VC) used to detect a vertex point by measuring the trajectories of the Lambda hyperon's decay products (proton and pi-). */ /* 2006-12-19 : Altered, At. Re-digitized */ RCT=6LI(PIN,LAMDA)X; PHQ=DATA'12'; /* '12' Invariant-mass spectra of a (proton,pi-) pair */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,1; INC-MOM-LAB=4GEV/C; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; DATA1'13' COUNTS'14' DELTA-COUNTS'14' (MEV/C**2) (UNIT1) (UNIT1) 1.083E+03 4.013E+01 +-5.406E+00 1.088E+03 8.811E+01 +-8.786E+00 1.092E+03 9.620E+01 +-8.786E+00 1.098E+03 1.124E+02 +-1.014E+01 1.103E+03 1.813E+02 +-1.216E+01 1.107E+03 2.678E+02 +-1.622E+01 1.112E+03 3.077E+02 +-1.690E+01 1.117E+03 2.523E+02 +-1.622E+01 1.123E+03 1.671E+02 +-1.216E+01 1.128E+03 1.211E+02 +-1.081E+01 1.132E+03 1.333E+02 +-1.081E+01 1.138E+03 1.150E+02 +-1.014E+01 1.143E+03 1.137E+02 +-1.014E+01 1.147E+03 9.540E+01 +-9.463E+00 1.153E+03 8.052E+01 +-8.111E+00 1.157E+03 9.538E+01 +-8.784E+00 1.163E+03 8.388E+01 +-8.111E+00 1.168E+03 6.832E+01 +-8.110E+00 1.173E+03 8.656E+01 +-8.110E+00 1.178E+03 8.384E+01 +-8.110E+00 1.183E+03 6.288E+01 +-7.434E+00 1.188E+03 6.287E+01 +-6.758E+00 1.193E+03 5.745E+01 +-6.756E+00 1.198E+03 5.339E+01 +-6.758E+00 1.203E+03 4.121E+01 +-5.407E+00 1.208E+03 4.255E+01 +-5.406E+00 1.213E+03 5.741E+01 +-6.759E+00 1.218E+03 5.199E+01 +-6.759E+00 1.223E+03 4.319E+01 +-5.407E+00 1.228E+03 3.845E+01 +-5.408E+00 1.233E+03 4.114E+01 +-5.406E+00 1.238E+03 2.964E+01 +-4.729E+00 1.243E+03 3.098E+01 +-4.732E+00 1.248E+03 3.232E+01 +-4.731E+00 1.253E+03 3.231E+01 +-4.731E+00 1.258E+03 3.568E+01 +-5.406E+00 1.263E+03 3.094E+01 +-4.055E+00 1.268E+03 2.822E+01 +-4.056E+00 1.273E+03 2.483E+01 +-4.056E+00 1.278E+03 2.820E+01 +-4.055E+00 1.283E+03 2.819E+01 +-4.731E+00 1.287E+03 1.872E+01 +-4.055E+00 1.293E+03 2.681E+01 +-4.055E+00 1.298E+03 2.680E+01 +-4.057E+00 \END; /*===================================================================*/ |