/*===================================================================*/ /* NRDF D1756 Data No.9 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,9; D#=D1756; TITLE=/ Neutron yields from thick C, Al, Cu, and Pb targets bombarded by 400 MeV/nucleon Ar, Fe, Xe and 800 MeV/nucleon Si ions /; PURPOSE=/ To perform a systematic study to measure the double differential neutron yields from thick targets of C, Al, Cu, and Pb bombarded by various heavy ions having energies of 100 to 800 MeV/nucleon using HIMAC. /; ATH=(T.KUROSAWA'1', T.NAKAO'2', T.NAKAMURA'1', H.IWASE'1', H.SATO'1', Y.UWAMINO'3', A.FUKUMURA'4'); INST-ATH=(2JPNTOH'1', 2JPNKEK'2', 2JPNIPC'3', 2JPNIRS'4'); /* '1' Cyclotron and Radioisotope Center */ REF=PR/C; VLP=62(2000)044615; RCTS=(C(40AR,N)X, 27AL(40AR,N)X, CU(40AR,N)X, PB(40AR,N)X, C(56FE,N)X, 27AL(56FE,N)X, CU(56FE,N)X, PB(56FE,N)X, C(132XE,N)X, 27AL(132XE,N)X, CU(132XE,N)X, PB(132XE,N)X, C(28SI,N)X, CU(28SI,N)X); PHQS=(ENGY-SPEC'5', ANGL-DSTRN'6', N-MLT'7'); /* '5' Neutron energy spectrum */ /* '6' Neutron yield */ /* '7' Thick target differential multiplicity of neutron with respect to angle integrated over partial angular range */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,9; /* 2002-02-28 : Compiled+Checked, R.Suzuki + sK */ /* 2004-04-23 : Altered, N.Otuka. MLT in SF6 replaced by PY */ /* 2008-01-30 : Altered, N.Otuka. EDE addded under METHOD */ RTY=HEAVY-ION-RCT; ENR=NAT'8'; /* '8' (The enrichments of targets are not given in the reference. But compiler asked T.Kurosawa.) */ CHM=ELM; PHYS-FORM=SLD; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=SYN'9'; /* '9' Heavy Ion Medical Accelerator in Chiba (HIMAC) */ INST-ACC=2JPNIRS'10'; /* '10' The mass numbers of projectile nuclei are not given in the reference. But compiler asked NIRS staff. */ BEAM-INTNSTY=XMA'11'; /* '11' The beam intensities were maintained at 100,000-1,000,000 particles per pulse. */ POL-PRJ=0%; DET-PARTCL=N; COINC=NO; ANT-COINC=NO; DET-SYS=(SCT'12',SCT'13',TOF'14',EDE'15'); /* '12' Plastic scintillator (NE102A) was used as the delta-E counter and the beam pick-up counter. */ /* '13' Liquid scintillator (NE213) was used as the E counter. */ /* '14' To measure the energy of neutron */ /* '15' To eliminate charged particles */ ERS-DET=XKEV'16'; /* '16' The energy resolutions of measured neutron spectra are at maximum about 20% for about 2000 MeV neutrons of highest energy at 0 degree and 7.5 degree, about 20% for about 1000 MeV neutrons of highest energy at 15 degree and 30 degree, and about 40% for about 600 MeV neutrons of highest energy at 60 degree and 90 degree, which were produced by 800 MeV/nucleon Si ions. */ CALB-DET=/ Each E counter was calibrated with a 60Co Gamma-ray source. EFCN-DET=/ The neutron detection efficiencies were calculated with the Monte Carlo code of Cecil et al. for all energy ranges. Reference is R. A. Cecil, B. D. Anderson, and R. Madey, Nucl. Instrum. Methods 161, 439 (1979). /; /* 2007-10-25 : Altered, N.Otuka. Superseded by data with new analysis */ RCT=C(132XE,N)X; PHQ=ENGY-SPEC'42'; /* '42' Neutron energy spectrum */ THK-TGT=5310MG/CM**2; INC-ENGY-LAB-RANGE=400MEV/A; ANL=(INCASC'43',X'44'); /* '43' HIC calculation [H.W.Bertini, et al. Oak Ridge National Laboratory Report No. ORNL-TM-4134, 1974 (unpublished).] */ /* '44' Phenomenological hybrid analysis by the moving source model. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,9; STATIST-ERR=X%'17'; /* '17' The statistical uncertainties vary in a range of 2 to 5 % for the low- to medium-energy (5-400 MeV) region of the spectra and increase to about 30% at the highest energies. */ NORM=/ The total normalization uncertainty is 15%. /; INC-ENGY-LAB=400MEV/A; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTL ENGY-EMT-LAB DN/DOMEGA/DE (DEG) (MEV) (1/SR/MEV/PARTCL) 0 9.23575 0.056828 0 10.218 0.043474 0 11.309 0.029610 0 12.5185 0.019398 0 13.856 0.016573 0 15.33 0.018827 0 16.977 0.020220 0 18.8115 0.032860 0 20.8185 0.027986 0 23.045 0.028286 0 25.5015 0.035322 0 28.2115 0.040457 0 31.2505 0.046119 0 34.66 0.050681 0 38.388 0.067357 0 42.4515 0.083448 0 46.9625 0.11254 0 51.961 0.12498 0 57.485 0.17474 0 63.57 0.22462 0 70.498 0.25879 0 78.3755 0.32923 0 87.062 0.41251 0 96.586 0.54527 0 106.95 0.73477 0 118.7 0.86428 0 131.96 1.0165 0 146.255 1.3847 0 162.415 1.3116 0 180.54 1.4114 0 201.07 1.3745 0 224.115 1.6846 0 250.265 1.4374 0 279.6 1.3851 0 312.89 0.80544 0 350.1 0.46786 0 392.205 0.15313 0 438.86 0.069235 0 491.19 0.022931 0 548.145 0.014739 0 610.685 0.0098808 0 688.1 0.0043183 0 771.345 0.0053231 0 861.43 0.0027473 0 975.05 0.0023499 7.5 6.2617 0.019818 7.5 6.9249 0.023139 7.5 7.6599 0.020267 7.5 8.4726 0.018351 7.5 9.36855 0.015119 7.5 10.3695 0.011838 7.5 11.4845 0.0087079 7.5 12.705 0.019640 7.5 14.06 0.012396 7.5 15.5565 0.016939 7.5 17.2085 0.016106 7.5 19.0625 0.022287 7.5 21.145 0.019061 7.5 23.4265 0.024549 7.5 25.919 0.022212 7.5 28.692 0.027029 7.5 31.772 0.032309 7.5 35.185 0.035188 7.5 38.957 0.039851 7.5 43.1115 0.054858 7.5 47.8385 0.055117 7.5 53.208 0.063541 7.5 59.1205 0.072675 7.5 65.59 0.081974 7.5 72.6135 0.10767 7.5 80.5505 0.11847 7.5 89.4725 0.15136 7.5 99.588 0.16682 7.5 110.985 0.19204 7.5 123.18 0.21909 7.5 136.895 0.21424 7.5 152.165 0.29263 7.5 169.305 0.29324 7.5 188.3 0.35919 7.5 209.535 0.32805 7.5 232.87 0.37322 7.5 258.72 0.37571 7.5 289.805 0.27123 7.5 324.01 0.24883 7.5 361.995 0.15149 7.5 408.505 0.065402 7.5 459.59 0.043313 7.5 516.28 0.020535 7.5 587.24 0.0085576 7.5 664.41 0.0060470 15 5.5307 0.024255 15 6.1176 0.026884 15 6.77155 0.020367 15 7.49755 0.016859 15 8.3041 0.023896 15 9.1956 0.020525 15 10.1808 0.018291 15 11.287 0.017561 15 12.5005 0.016986 15 13.829 0.020779 15 15.308 0.018453 15 16.9525 0.025441 15 18.7785 0.024957 15 20.801 0.029853 15 23.0345 0.030362 15 25.492 0.027728 15 28.2835 0.032843 15 31.4485 0.032458 15 34.9255 0.032851 15 38.7185 0.034593 15 43.0155 0.034675 15 47.861 0.033797 15 53.1005 0.042151 15 59.0115 0.036706 15 65.632 0.042320 15 73.1055 0.040459 15 81.469 0.043062 15 90.905 0.043370 15 101.438 0.044996 15 113.29 0.044817 15 126.44 0.047918 15 141.155 0.038727 15 157.335 0.047402 15 175.24 0.050842 15 196.72 0.038666 15 220.275 0.048736 15 246.295 0.042355 15 277.925 0.035621 15 312.345 0.041798 15 350.04 0.034260 15 396.43 0.021110 15 445.905 0.024029 15 498.755 0.019203 15 564.24 0.017237 15 647.695 0.0076282 15 734.685 0.0096186 15 824.55 0.0076063 15 938.935 0.0039258 30 3.43305 0.011911 30 3.79805 0.013280 30 4.20315 0.0092891 30 4.6519 0.011696 30 5.1477 0.010662 30 5.69355 0.010663 30 6.30255 0.010296 30 6.9799 0.0086214 30 7.73385 0.0081440 30 8.56935 0.0081903 30 9.49525 0.0075144 30 10.5152 0.0078217 30 11.637 0.0076983 30 12.8915 0.0074591 30 14.295 0.0070492 30 15.8635 0.0070220 30 17.6145 0.0071668 30 19.5665 0.0076713 30 21.738 0.0079213 30 24.1475 0.0077824 30 26.8115 0.0067044 30 29.7435 0.0076303 30 32.952 0.0072751 30 36.5905 0.0070593 30 40.7015 0.0069256 30 45.1735 0.0070913 30 50.2365 0.0063659 30 55.9355 0.0060627 30 62.0585 0.0070140 30 68.941 0.0064392 30 76.608 0.0074846 30 85.2135 0.0060808 30 94.766 0.0068838 30 105.45 0.0064508 30 117.23 0.0065620 30 130.31 0.0070552 30 145.895 0.0058969 30 163.11 0.0067231 30 182.27 0.0054978 30 203.11 0.0065170 30 225.9 0.0057891 30 253.285 0.0040725 30 282.73 0.0041612 30 314.5 0.0036697 30 352.95 0.0023952 30 400.405 0.0012818 30 451.17 0.0011448 30 505.61 0.00076706 30 573.36 0.00036657 30 660.195 0.00013916 30 751.24 8.4070e-05 30 846.045 4.4505e-05 60 3.38705 0.011187 60 3.74945 0.013333 60 4.14955 0.010574 60 4.591 0.010258 60 5.086 0.0087781 60 5.64135 0.0083423 60 6.2489 0.0078886 60 6.91155 0.0061442 60 7.64705 0.0061694 60 8.4618 0.0054511 60 9.36195 0.0052976 60 10.353 0.0054841 60 11.4785 0.0048855 60 12.754 0.0046210 60 14.1575 0.0044285 60 15.693 0.0046075 60 17.433 0.0045819 60 19.397 0.0042583 60 21.5305 0.0046405 60 23.941 0.0042387 60 26.647 0.0036106 60 29.5455 0.0043675 60 32.7915 0.0033608 60 36.391 0.0036685 60 40.408 0.0030063 60 44.839 0.0030956 60 49.7545 0.0031134 60 55.5515 0.0023927 60 61.952 0.0028475 60 69.062 0.0024043 60 76.814 0.0022893 60 85.304 0.0021845 60 95.3625 0.0016632 60 106.235 0.0018770 60 118.02 0.0016964 60 132.03 0.0014530 60 148.91 0.00091630 60 167.08 0.00097679 60 186.68 0.00086451 60 210.355 0.00071273 60 239.45 0.00039920 60 270.37 0.00045603 60 303.19 0.00032442 60 343.485 0.00022057 60 394.095 0.00011057 60 445.96 0.00011786 60 498.25 9.3950e-05 90 3.4559 0.0042098 90 3.8264 0.0039586 90 4.2364 0.0052834 90 4.6973 0.0049916 90 5.204 0.0050270 90 5.76015 0.0047948 90 6.38075 0.0037658 90 7.0728 0.0032663 90 7.8436 0.0029526 90 8.7004 0.0029967 90 9.6506 0.0025960 90 10.701 0.0023662 90 11.858 0.0020416 90 13.126 0.0021373 90 14.562 0.0019008 90 16.1835 0.0018840 90 17.9525 0.0019726 90 19.9545 0.0017550 90 22.209 0.0020124 90 24.643 0.0017324 90 27.382 0.0015150 90 30.4405 0.0016016 90 33.88 0.0011277 90 37.7115 0.0011417 90 42.0085 0.00083788 90 46.772 0.00079428 90 52.086 0.00061929 90 57.928 0.00056942 90 64.3865 0.00051959 90 72.035 0.00031518 90 80.422 0.00029460 90 89.668 0.00024375 90 100.702 0.00013536 90 112.715 0.00014536 90 125.85 9.7740e-05 90 141.61 4.4341e-05 90 158.505 3.9294e-05 90 176.64 2.3767e-05 90 198.425 1.2164e-05 \END; /*===================================================================*/ |