/*===================================================================*/ /* NRDF D1898 Data No.9 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,9; D#=D1898; TITLE=/ Polarization transfer and spin response functions of the 2H(p,n) reaction at 345 MeV /; ATH=(T.WAKASA'1', H.SAKAI'2,3', M.ICHIMURA'4', K.HATANAKA'5', M.B.GREENFIELD'6', M.HATANO'2', J.KAMIYA'7', H.KATO'2', Y.MAEDA'2', H.OKAMURA'8', T.OHNISHI'3', H.OTSU'9', K.SEKIGUCHI'3', K.SUDA'10', A.TAMII'5', T.UESAKA'11', T.YAGITA'1', K.YAKO'2'); INST-ATH=(2JPNKYU'1', 2JPNTOK'2', 2JPNIPC'3', 2JPNHOS'4', 2JPNRCN'5', 2JPNICU'6', 2JPNJAE'7', 2JPNTOH'8', 2JPNTOH'9', 2JPNSUU'10', 2JPNTOK'11'); /* '1' Department of Physics */ /* '2' Department of Physics */ /* '4' Faculty of Computer and Information Sciences */ /* '6' Division of Natural Science */ /* '7' Accelerator Group */ /* '8' Cyclotron and Radioisotope Center */ /* '9' Department of Physics */ /* '10' Department of Physics */ /* '11' Center for Nuclear Study */ REF=PR/C; VLP=69(2004)044602; RCTS=2H(P,N)X; PHQS=(ENGY-SPEC, VCTR-ANALPW, POL, POL-TRNSF); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,9; /* 2004-09-14 : Compiled, Kc + On */ /* Related references - T.N.Taddeucci et al., PRL, 73(1994)3516. Reference for monitor (sigma(c.m. 0deg)=27.0+-0.8 mb/sr in 7Li(p,n)7Be(g.s.+0.43 MeV) is used to determine the product of detection efficiency and transmission factor along the flight path of air). See also EXFOR C0518. - T.Wakasa et al., PR/C, 59(1999)3177. (Polarization transfer coefficients at 22 deg given for 346 MeV proton). See also NRDF D1718. ENR=NAT; CHM=CD2'12'; /* '12' Data for 2H(p,n) were deduced from the cross sectino weighted difference between CD2 and 12C results. */ PHYS-FORM=SLD; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=(CYC'13',CYC'14'); /* '13' Isochronous cyclotron, AVF cyclotron (up to 59.7 MeV) */ /* '14' Ring cyclotron (up to 345 MeV) */ INST-ACC=(2JPNRCN'13',2JPNRCN'14'); DELTA-INC-ENGY-LAB=1MEV; BEAM-INTNSTY=XMA'15'; /* '15' About 10 and 50 nA for cross section and Dij measurements, respectively */ POL-PRJ=[70%'16'; /* '16' Measured by beam line polarimeters by using p+p elastc scattering with CH2 target (1.1 mg/cm2). The effective analyzing power of the polarimeter is 0.430+-0.003 (sys.) at Tp=345 MeV. */ ION-SOURCE=/ Polarized ion source /; DET-PARTCL=N; COINC=NO; ANT-COINC=NO; DET-SYS=(SCT'17',SCT'18',TOF); /* '17' Liquid (BC519) and plastic (BC408) scintillators */ /* '18' Plastic scintillators used as veto counters for charged particles */ EFCN-DET=/ Detection efficiency of NPOL2 (neutron detector / polarimeter) is determined to be 0.14+-0.01 /; ANL=PWIA'19'; /* '19' PWIA code [A. Itabashi et al., Prog. Theor. Phys. 91(1994)69] */ /* Experimental Method: - Time-of-flight - Double scattering (Neutron polarization is analyzed by using the n+p scattering in neutron detector/polarimeter NPOL2.) RCT=2H(P,N)X; PHQ=POL; THK-TGT=XMG/CM**2'44'; /* '44' 662 mg/cm2 for CD2 and 682 mg/cm2 for C */ INC-ENGY-LAB=345MEV; ERS-DET=3MEV; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,9; DELTA-INC-ENGY-LAB=1MEV; INC-ENGY-LAB=345MEV; THTL=27DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; TRNSF-ENGY'45' POL DELTA-POL'46' (MEV) (NODIM) (NODIM) 47.50 0.2104 +-0.0448 55.00 0.2449 +-0.0442 60.00 0.2192 +-0.0309 65.00 0.2250 +-0.0220 70.00 0.2239 +-0.0165 75.00 0.2180 +-0.0135 80.00 0.2031 +-0.0123 85.00 0.2309 +-0.0126 90.00 0.2491 +-0.0143 95.00 0.2191 +-0.0171 100.00 0.2332 +-0.0210 105.00 0.2640 +-0.0255 110.00 0.2536 +-0.0315 115.00 0.2609 +-0.0377 122.50 0.2612 +-0.0337 132.50 0.1957 +-0.0432 147.50 0.2560 +-0.0404 167.50 0.2374 +-0.0543 187.50 0.2871 +-0.0695 \END; /*===================================================================*/ |