/*===================================================================*/ /* NRDF D1976 Data No.3 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,3; D#=D1976; TITLE=/ Experiment on elastic scattering of protons by 18O /; PURPOSE=/ The differential cross section for the elastic scattering of protons by 18O has been measured for proton energies from 600 to 1450 keV at center-of-mass angles of 140.8 deg and 90.0 deg. /; ATH=(K.YAGI'1', K.KATORI'1', H.OHNUMA'1', Y.HASHIMOTO'1', Y.NOGAMI'1'); INST-ATH=(2JPNTOK'1'); /* '1' Department of Physics, Faculty of Science */ REF=JPJ; VLP=17(1962)595; RCTS=18O(P,P)18O; PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,3; /* 2006-06-29 : Compiled, Tt + On */ RTY=ELA-SCATT; PHQ=XSECTN; ENR=90%; PHYS-FORM=SLD; POL-TGT=0%; ALGN-TGT=0%; ACC=VDG'2'; /* '2' Electrostatic generator */ INST-ACC=2JPNTOK; DELTA-INC-ENGY-LAB=0.06%; ERS-PRJ=0.04%; BEAM-INTNSTY=400NA; POL-PRJ=0%; DET-PARTCL=P; COINC=NO; ANT-COINC=NO; DET-SYS=(MAG'3',CSI'4'); /* '3' To select protons scattered at the center of mass angles of 140.8deg and 90.0deg */ /* '4' To detect scattered protons */ RCT=18O(P,P)18O; CHM=BE.O; BAC=X'15'; /* '15' Be */ THK-BAC=XMG/CM**2'16'; /* '16' 0.2 mm thick */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,3; DELTA-INC-ENGY-LAB=0.06%; SYS-ERR=(0.5%'5',4%'6',1%'7',1%'8',5%'9'); /* '5' Uncertainty of beam current integration */ /* '6' Uncertainty of number of 18O atoms per unit volume (nt) */ /* '7' Uncertainty of ratio of spectrometer resolution to solid angle (R/Omega) */ /* '8' Uncertainty of number of incident protons (Np) */ /* '9' Uncertainty of number of proton counts observed at nuclear magnetic frequency at (N(f)) divided by and integrated over frequency (f) */ NORM=/ Data are normlized at incident energy 857+-0.2 keV and at theta(cm) = 140.8+-0.9 deg to be 360+-26 mb/sr. /; THTC=140.8DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA (KEV) (MB/SR) (MB/SR) 625.6 2.735678E+02 +-1.899432E+00 626.3 2.731158E+02 +-1.787701E+00 627.0 2.713232E+02 +-1.675970E+00 627.7 2.702000E+02 +-1.840000E+00 628.4 2.694000E+02 +-1.840000E+00 629.0 2.658332E+02 +-2.011164E+00 629.7 2.660515E+02 +-1.899432E+00 630.4 2.627000E+02 +-1.845000E+00 630.7 2.624000E+02 +-1.783000E+00 631.0 2.597845E+02 +-1.787701E+00 631.5 2.560000E+02 +-1.937000E+00 631.8 2.531000E+02 +-1.748000E+00 632.1 2.472000E+02 +-1.550000E+00 632.3 2.433000E+02 +-1.550000E+00 632.6 2.394379E+02 +-1.452507E+00 632.6 2.417840E+02 +-1.787701E+00 632.9 2.398825E+02 +-1.564238E+00 633.3 2.453000E+02 +-1.453000E+00 633.5 2.527270E+02 +-1.564238E+00 633.9 2.597000E+02 +-1.646000E+00 634.3 2.634000E+02 +-1.453000E+00 634.5 2.698142E+02 +-1.787701E+00 634.8 2.684000E+02 +-1.748000E+00 635.2 2.685800E+02 +-1.899432E+00 635.8 2.699165E+02 +-1.787701E+00 636.6 2.702458E+02 +-1.787701E+00 637.4 2.720000E+02 +-2.131000E+00 638.0 2.709057E+02 +-1.787701E+00 639.0 2.695575E+02 +-2.011164E+00 640.0 2.661981E+02 +-1.899432E+00 641.0 2.664000E+02 +-1.894000E+00 \END; /*===================================================================*/ |