ENTRY 10892 20200229 146410892 0 1 SUBENT 10892001 20200229 146410892 1 1 BIB 14 54 10892 1 2 INSTITUTE (1USALAS,1USATAM,1USATEX,1USANMX,2SWTGVE) 10892 1 3 REFERENCE (J,PR/C,26,2525,1982) 10892 1 4 (J,PRL,36,497,1976) 10892 1 5 ((R,LA-7733,1979)=(T,EVANS,1979)) 10892 1 6 AUTHOR (M.L.Evans,G.Glass,J.C.Hiebert,M.Jain,R.A.Kenefick, 10892 1 7 L.C.Northcliffe,B.E.Bonner,J.E.Simmons,C.W.Bjork, 10892 1 8 P.J.Riley,H.C.Bryant,C.G.Cassapakis,B.Dieterle, 10892 1 9 C.P.Leavitt,D.M.Wolfe,D.W.Werren) 10892 1 10 TITLE Differential cross section for n-p elastic scattering 10892 1 11 in the angular range 51 deg. to 180 deg. at 647.5 MeV.10892 1 12 FACILITY (MESON,1USALAS) Los Alamos meson physics facility 10892 1 13 INC-SOURCE (P-D) Protons on deuterium with steel collimator 10892 1 14 SAMPLE Liquid hydrogen with refrigeration system. Surrounded 10892 1 15 with 0.013-mm aluminized mylar, vacuum space, and 10892 1 16 mylar jacket. 10892 1 17 DETECTOR (TELES,SCIN,SCIN) Differential range telescope with 4 10892 1 18 scintillation counters and copper absorbers used to 10892 1 19 detect scattered protons. Neutron flux monitored with 10892 1 20 two telescopes looking at a polyethylene scatterer, 10892 1 21 each using two scintillation counters separated by 10892 1 22 copper absorbers. 10892 1 23 (MAGSP) Magnetic spectrometer system using four multi- 10892 1 24 wire proportional counters and three scintillation 10892 1 25 detectors used to detect scattered protons 10892 1 26 MONITOR Absolute normalization uses known cross sections for 10892 1 27 neutron-proton collisions yielding deuterium and 10892 1 28 neutral pions. 10892 1 29 METHOD (TOF) Magnetic spectrometer used to obtain time of 10892 1 30 flight information for scattered protons. Background 10892 1 31 measured using empty target. Computer program KIOWA 10892 1 32 used to derive cross sections from raw data. Since 10892 1 33 monitor only good for angles less than 13.2-degrees, 10892 1 34 average value of absolute normalization to dual-flux- 10892 1 35 monitor-counts ratio used for relative normalization 10892 1 36 of larger angles. 10892 1 37 CORRECTION Cross sections generated by computer program KIOWA 10892 1 38 corrected for proton and deuteron absorption in 10892 1 39 spectrometer system. 10892 1 40 ERR-ANALYS Errors in angles due to systematic errors in 10892 1 41 -spectrometer alignment 10892 1 42 -multiple scattering and geometric resolution effects 10892 1 43 in spectrometer 10892 1 44 -multiple scattering of protons in target and 10892 1 45 scintillators 10892 1 46 (ERR-S) Only statistical errors are quoted, 10892 1 47 does not include 10892 1 48 (ERR-1) normalization uncertainty of 7%. 10892 1 49 STATUS (APRVD) Approved by M.L.Evans, 80/1/28. 10892 1 50 (TABLE) Table I, Phys.Rev.C26,2525,1982 10892 1 51 HISTORY (19791211C) 10892 1 52 (19830620A) BIB update 10892 1 53 (20200204A) OS. Heading in sub.2 changed, ERR-ANALYS, 10892 1 54 STATUS updated, converted to lower case, 10892 1 55 minor BIB changes 10892 1 56 ENDBIB 54 0 10892 1 57 COMMON 2 3 10892 1 58 EN ERR-1 10892 1 59 MEV PER-CENT 10892 1 60 647.5 7. 10892 1 61 ENDCOMMON 3 0 10892 1 62 ENDSUBENT 61 0 10892 199999 SUBENT 10892002 20200229 146410892 2 1 BIB 2 2 10892 2 2 REACTION (1-H-1(N,EL)1-H-1,,DA) 10892 2 3 HISTORY (20200204A) Changed DATA -> DATA-CM 10892 2 4 ENDBIB 2 0 10892 2 5 NOCOMMON 0 0 10892 2 6 DATA 3 146 10892 2 7 ANG-CM DATA-CM ERR-S 10892 2 8 ADEG MB/SR MB/SR 10892 2 9 51.1 3.16 0.12 10892 2 10 51.7 3.19 0.11 10892 2 11 52.3 3.06 0.11 10892 2 12 52.9 2.87 0.11 10892 2 13 53.4 2.92 0.10 10892 2 14 54.0 2.78 0.10 10892 2 15 54.6 2.82 0.10 10892 2 16 55.2 2.80 0.10 10892 2 17 58.7 2.22 0.08 10892 2 18 59.3 2.39 0.09 10892 2 19 59.8 2.13 0.08 10892 2 20 60.4 2.27 0.08 10892 2 21 61.0 2.18 0.08 10892 2 22 61.6 2.11 0.08 10892 2 23 62.2 2.13 0.08 10892 2 24 62.8 2.08 0.08 10892 2 25 63.4 2.05 0.08 10892 2 26 63.8 1.83 0.08 10892 2 27 64.4 1.69 0.08 10892 2 28 65.0 1.75 0.07 10892 2 29 65.6 1.79 0.08 10892 2 30 66.2 1.85 0.08 10892 2 31 66.8 1.70 0.07 10892 2 32 67.4 1.71 0.08 10892 2 33 68.0 1.60 0.07 10892 2 34 68.6 1.68 0.07 10892 2 35 72.1 1.54 0.06 10892 2 36 72.7 1.41 0.06 10892 2 37 73.3 1.36 0.06 10892 2 38 73.9 1.46 0.06 10892 2 39 74.5 1.39 0.06 10892 2 40 75.1 1.34 0.06 10892 2 41 75.7 1.18 0.06 10892 2 42 76.4 1.21 0.06 10892 2 43 77.0 1.25 0.06 10892 2 44 77.6 1.21 0.06 10892 2 45 81.7 0.98 0.05 10892 2 46 82.4 1.03 0.05 10892 2 47 83.0 1.01 0.05 10892 2 48 83.6 1.03 0.05 10892 2 49 84.3 0.91 0.05 10892 2 50 84.9 1.02 0.05 10892 2 51 85.5 0.87 0.04 10892 2 52 86.1 0.81 0.05 10892 2 53 86.8 0.83 0.05 10892 2 54 87.7 0.79 0.05 10892 2 55 88.4 0.90 0.05 10892 2 56 89.0 0.87 0.04 10892 2 57 89.7 0.86 0.04 10892 2 58 90.3 0.83 0.04 10892 2 59 90.9 0.81 0.04 10892 2 60 91.6 0.73 0.04 10892 2 61 92.2 0.78 0.04 10892 2 62 92.9 0.77 0.04 10892 2 63 93.5 0.77 0.04 10892 2 64 94.7 0.73 0.05 10892 2 65 95.4 0.69 0.04 10892 2 66 96.0 0.74 0.04 10892 2 67 96.7 0.70 0.04 10892 2 68 97.3 0.73 0.05 10892 2 69 98.0 0.75 0.04 10892 2 70 98.6 0.69 0.04 10892 2 71 99.3 0.72 0.04 10892 2 72 104.8 0.70 0.03 10892 2 73 105.5 0.75 0.04 10892 2 74 106.2 0.71 0.04 10892 2 75 106.8 0.73 0.04 10892 2 76 107.5 0.76 0.04 10892 2 77 108.2 0.75 0.04 10892 2 78 108.8 0.75 0.04 10892 2 79 109.5 0.83 0.04 10892 2 80 110.2 0.84 0.04 10892 2 81 110.8 0.72 0.04 10892 2 82 112.2 0.70 0.04 10892 2 83 112.9 0.79 0.04 10892 2 84 113.6 0.77 0.04 10892 2 85 114.3 0.85 0.04 10892 2 86 114.9 0.80 0.04 10892 2 87 115.6 0.75 0.04 10892 2 88 116.3 0.89 0.04 10892 2 89 117.0 0.77 0.04 10892 2 90 117.6 0.80 0.04 10892 2 91 118.3 0.77 0.04 10892 2 92 123.6 0.96 0.05 10892 2 93 124.2 1.00 0.05 10892 2 94 124.9 1.01 0.05 10892 2 95 125.6 1.00 0.05 10892 2 96 126.3 1.01 0.05 10892 2 97 127.0 1.09 0.05 10892 2 98 127.7 1.11 0.05 10892 2 99 128.4 1.23 0.05 10892 2 100 129.1 1.19 0.05 10892 2 101 130.9 1.21 0.05 10892 2 102 131.6 1.24 0.06 10892 2 103 132.3 1.31 0.06 10892 2 104 133.0 1.31 0.06 10892 2 105 133.7 1.38 0.06 10892 2 106 134.4 1.41 0.06 10892 2 107 135.1 1.47 0.06 10892 2 108 135.8 1.51 0.06 10892 2 109 136.5 1.44 0.06 10892 2 110 137.2 1.52 0.06 10892 2 111 139.4 1.65 0.06 10892 2 112 140.1 1.72 0.06 10892 2 113 140.8 1.91 0.07 10892 2 114 141.5 1.98 0.07 10892 2 115 142.2 1.99 0.07 10892 2 116 142.9 2.00 0.07 10892 2 117 143.6 2.06 0.07 10892 2 118 144.3 2.15 0.07 10892 2 119 145.1 2.20 0.07 10892 2 120 145.8 2.19 0.07 10892 2 121 152.0 2.78 0.09 10892 2 122 152.7 3.09 0.09 10892 2 123 153.4 2.89 0.09 10892 2 124 154.2 3.13 0.09 10892 2 125 154.9 3.03 0.09 10892 2 126 155.6 3.17 0.09 10892 2 127 156.3 3.16 0.09 10892 2 128 157.0 3.25 0.10 10892 2 129 159.4 3.64 0.13 10892 2 130 160.1 3.69 0.13 10892 2 131 160.8 3.63 0.13 10892 2 132 161.6 3.86 0.13 10892 2 133 162.3 3.84 0.13 10892 2 134 163.0 3.98 0.14 10892 2 135 163.7 4.18 0.14 10892 2 136 164.5 4.14 0.14 10892 2 137 165.2 4.17 0.14 10892 2 138 168.5 4.77 0.17 10892 2 139 169.2 4.98 0.17 10892 2 140 170.0 5.50 0.18 10892 2 141 170.7 5.64 0.18 10892 2 142 171.4 5.86 0.18 10892 2 143 172.1 6.53 0.19 10892 2 144 172.9 6.36 0.19 10892 2 145 173.6 7.10 0.20 10892 2 146 174.3 7.15 0.20 10892 2 147 174.5 7.35 0.16 10892 2 148 175.2 7.77 0.08 10892 2 149 176.0 8.34 0.08 10892 2 150 176.7 8.59 0.07 10892 2 151 177.4 8.73 0.05 10892 2 152 178.2 9.06 0.06 10892 2 153 178.9 9.04 0.08 10892 2 154 179.6 9.19 0.15 10892 2 155 ENDDATA 148 0 10892 2 156 ENDSUBENT 155 0 10892 299999 ENDENTRY 2 0 1089299999999