/*===================================================================*/ /* NRDF D1976 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; 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,2; /* 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=X'12'; /* '12' BeO(Ep<900keV), LiOH(Ep>900keV) */ BAC=X'13'; /* '13' Be (BeO), Au (LiOH) */ THK-BAC=XMG/CM**2'14'; /* '14' 0.2 mm thick (Be) , 0.15 mg/cm2 (Au) */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; 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 (KEV) (MB/SR) 601.9 2.973183E+02 608.2 2.916397E+02 614.2 2.856221E+02 619.2 2.795974E+02 623.9 2.732336E+02 626.9 2.678680E+02 629.6 2.638468E+02 630.0 2.594723E+02 630.4 2.534144E+02 631.1 2.466855E+02 631.4 2.443311E+02 633.4 2.507423E+02 633.6 2.615184E+02 633.6 2.594984E+02 633.7 2.450210E+02 633.8 2.406442E+02 633.9 2.675811E+02 633.9 2.655610E+02 636.5 2.719769E+02 638.5 2.689610E+02 639.2 2.666089E+02 640.9 2.632540E+02 643.6 2.595694E+02 647.6 2.538743E+02 650.6 2.501921E+02 654.9 2.451727E+02 659.3 2.408266E+02 667.0 2.324641E+02 674.6 2.257849E+02 681.3 2.214555E+02 687.3 2.184680E+02 694.0 2.138018E+02 701.6 2.108262E+02 703.9 2.071393E+02 707.6 2.075020E+02 710.9 2.048323E+02 715.2 2.028430E+02 719.2 2.025347E+02 721.6 1.985111E+02 725.6 1.971928E+02 729.9 1.958769E+02 732.9 1.938781E+02 736.2 1.898616E+02 739.9 1.865209E+02 743.9 1.835192E+02 747.2 1.778193E+02 749.9 1.754815E+02 753.6 1.714674E+02 757.6 1.677923E+02 760.6 1.617534E+02 765.0 1.567339E+02 769.6 1.527269E+02 771.7 1.476909E+02 776.7 1.436863E+02 780.0 1.400065E+02 783.7 1.353190E+02 786.7 1.306268E+02 790.4 1.242559E+02 795.0 1.226056E+02 798.4 1.155590E+02 802.4 1.122206E+02 804.8 1.058403E+02 808.8 1.004818E+02 812.5 9.310087E+01 818.1 9.684464E+01 820.4 1.015748E+02 823.6 1.150657E+02 827.1 1.299058E+02 831.0 1.487884E+02 835.4 1.808063E+02 839.1 2.303269E+02 843.0 2.778298E+02 846.2 3.054614E+02 849.8 3.472384E+02 852.4 3.610613E+02 857.4 3.594134E+02 861.7 3.574241E+02 864.4 3.513828E+02 869.4 3.419913E+02 873.2 3.329269E+02 877.5 3.255507E+02 880.2 3.188361E+02 883.9 3.094350E+02 889.0 3.010535E+02 892.0 2.936679E+02 896.3 2.869650E+02 900.4 2.805965E+02 903.7 2.762433E+02 907.1 2.658299E+02 912.1 2.611519E+02 915.1 2.547763E+02 919.1 2.504278E+02 923.8 2.470942E+02 927.8 2.437558E+02 932.2 2.387364E+02 939.2 2.323892E+02 947.5 2.263882E+02 957.1 2.210700E+02 963.5 2.160648E+02 968.8 2.137459E+02 971.2 2.077022E+02 976.2 2.036976E+02 981.5 2.040722E+02 984.8 2.010657E+02 985.5 1.963569E+02 986.2 1.876079E+02 986.5 1.913138E+02 988.2 1.856021E+02 990.8 1.923546E+02 990.9 1.886512E+02 992.5 1.964067E+02 993.1 1.997782E+02 996.4 2.031687E+02 1001.0 2.015185E+02 1005.0 1.985168E+02 1009.0 1.955151E+02 1013.0 1.918400E+02 1018.4 1.885111E+02 1026.0 1.845254E+02 1034.3 1.822279E+02 1042.6 1.792570E+02 1051.6 1.776376E+02 1059.6 1.753377E+02 1069.9 1.733910E+02 1078.2 1.714302E+02 1086.8 1.698083E+02 1095.4 1.691966E+02 1101.1 1.685635E+02 1106.4 1.679280E+02 1111.7 1.672926E+02 1117.3 1.649761E+02 1123.6 1.650211E+02 1129.0 1.613555E+02 1134.3 1.617301E+02 1140.6 1.614385E+02 1146.2 1.591220E+02 1152.9 1.558025E+02 1157.8 1.568481E+02 1162.2 1.545221E+02 1165.8 1.532015E+02 1167.2 1.495075E+02 1168.1 1.575949E+02 1168.1 1.542281E+02 1171.1 1.569429E+02 1172.4 1.535856E+02 1175.1 1.536045E+02 1176.4 1.509205E+02 1181.1 1.512904E+02 1187.1 1.503230E+02 1192.7 1.493532E+02 1197.7 1.490521E+02 1205.7 1.460788E+02 1212.3 1.441061E+02 1216.6 1.417801E+02 1220.3 1.418062E+02 1222.3 1.384536E+02 1225.3 1.384749E+02 1228.9 1.364809E+02 1233.6 1.338206E+02 1236.6 1.298018E+02 1238.2 1.341905E+02 1240.5 1.466643E+02 1240.8 1.419531E+02 1242.4 1.510553E+02 1247.1 1.480584E+02 1250.7 1.457277E+02 1254.7 1.437360E+02 1256.7 1.437502E+02 1259.1 1.420834E+02 1263.4 1.394208E+02 1268.4 1.377729E+02 1274.7 1.364712E+02 1279.3 1.351576E+02 1289.9 1.345601E+02 1298.6 1.332750E+02 1309.2 1.316674E+02 1320.8 1.283835E+02 1329.8 1.297942E+02 1340.4 1.295333E+02 1350.3 1.279210E+02 1356.6 1.262826E+02 1361.0 1.239566E+02 1367.3 1.250117E+02 1375.2 1.250685E+02 1381.8 1.247792E+02 1386.8 1.248148E+02 1391.8 1.265337E+02 1394.1 1.231835E+02 1397.8 1.211895E+02 1399.8 1.191836E+02 1402.5 1.165091E+02 1403.8 1.202221E+02 1404.1 1.232546E+02 1404.4 1.276338E+02 1405.3 1.313444E+02 1408.0 1.303533E+02 1410.7 1.290256E+02 1413.7 1.270268E+02 1417.0 1.253671E+02 1420.3 1.243807E+02 1424.3 1.233991E+02 1430.9 1.220998E+02 1435.9 1.221353E+02 \END; 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