/*===================================================================*/ /* NRDF D1756 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; 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,4; /* 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=PB(40AR,N)X; PHQ=ENGY-SPEC'27'; /* '27' Neutron energy spectrum */ THK-TGT=22680MG/CM**2; INC-ENGY-LAB-RANGE=400MEV/A; ANL=(INCASC'28',X'29'); /* '28' HIC calculation [H.W.Bertini, et al. Oak Ridge National Laboratory Report No. ORNL-TM-4134, 1974 (unpublished).] */ /* '29' Phenomenological hybrid analysis by the moving source model. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; 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 10.632 0.020304 0 11.7625 0.017310 0 13.021 0.016071 0 14.4065 0.018273 0 15.9445 0.013156 0 17.644 0.013606 0 19.519 0.015073 0 21.606 0.014303 0 23.9255 0.013930 0 26.4985 0.013462 0 29.345 0.013799 0 32.4835 0.014162 0 35.93 0.013640 0 39.769 0.013973 0 44.028 0.013838 0 48.7555 0.013990 0 53.975 0.014229 0 59.7355 0.015573 0 66.2055 0.015721 0 73.4795 0.019085 0 81.4395 0.018688 0 90.124 0.022298 0 99.7845 0.026097 0 110.515 0.029597 0 122.41 0.034299 0 135.555 0.038607 0 150.02 0.046928 0 166.555 0.051346 0 185.435 0.060747 0 206.25 0.068104 0 229.035 0.074695 0 253.74 0.094777 0 281.86 0.092454 0 313.69 0.093449 0 347.775 0.089987 0 386.425 0.051213 0 429.795 0.026329 0 479.125 0.0075412 0 534.475 0.0024572 0 597.515 0.00088612 0 667.965 0.00039136 0 747.965 0.00013646 0 836.305 6.0982e-05 0 935.28 2.4451e-05 7.5 7.369 0.040956 7.5 8.1543 0.034067 7.5 9.0193 0.034006 7.5 9.97915 0.030710 7.5 11.04 0.027441 7.5 12.2115 0.022896 7.5 13.5155 0.021962 7.5 14.965 0.021221 7.5 16.5735 0.021928 7.5 18.354 0.020669 7.5 20.3195 0.020092 7.5 22.4805 0.018590 7.5 24.8885 0.017982 7.5 27.5625 0.018093 7.5 30.5345 0.017544 7.5 33.8195 0.017997 7.5 37.45 0.015536 7.5 41.532 0.016266 7.5 46.0105 0.015676 7.5 50.913 0.017348 7.5 56.379 0.016389 7.5 62.467 0.018557 7.5 69.2375 0.019253 7.5 76.752 0.019816 7.5 85.07 0.019535 7.5 94.2445 0.020324 7.5 104.316 0.023942 7.5 115.79 0.022535 7.5 128.835 0.024299 7.5 143.135 0.025774 7.5 158.685 0.030171 7.5 176.36 0.029172 7.5 196.34 0.030397 7.5 217.835 0.035005 7.5 242.175 0.031833 7.5 269.49 0.031428 7.5 300.505 0.024544 7.5 335.335 0.022558 7.5 374.94 0.013104 7.5 419.325 0.0090659 7.5 469.76 0.0034732 7.5 525.92 0.0022127 7.5 589.335 0.00091157 7.5 658.895 0.00066677 7.5 736.075 0.00021205 7.5 832.85 7.3783e-05 15 3.98445 0.10356 15 4.405 0.11384 15 4.87295 0.090974 15 5.3921 0.092473 15 5.9677 0.083536 15 6.60335 0.067564 15 7.3042 0.062080 15 8.0831 0.056405 15 8.94735 0.047725 15 9.90385 0.041335 15 10.96 0.037688 15 12.1215 0.036799 15 13.416 0.031409 15 14.8545 0.032856 15 16.453 0.026351 15 18.221 0.031589 15 20.177 0.028957 15 22.376 0.025311 15 24.7915 0.024733 15 27.44 0.023491 15 30.3945 0.029195 15 33.688 0.031146 15 37.3545 0.032596 15 41.4285 0.031274 15 45.9445 0.027180 15 50.9335 0.025834 15 56.422 0.023867 15 62.4285 0.024268 15 69.243 0.019981 15 76.9505 0.018500 15 85.3485 0.020479 15 94.8795 0.017438 15 105.64 0.018614 15 117.25 0.019410 15 130.37 0.016606 15 145.08 0.018902 15 161.73 0.016979 15 180.385 0.017754 15 201.505 0.014363 15 225.125 0.016224 15 251.82 0.012079 15 281.505 0.013717 15 314.86 0.0086710 15 351.535 0.0080905 15 392.24 0.0059886 15 442.065 0.0034074 15 496.79 0.0024426 15 557.545 0.0013455 15 633.655 0.00070776 15 716.525 0.00054830 15 807.63 0.00024714 15 924.635 7.2878e-05 15 1047.78 4.2399e-05 30 3.9505 0.052418 30 4.36745 0.059739 30 4.8314 0.053157 30 5.34605 0.047964 30 5.9167 0.047645 30 6.5469 0.039683 30 7.2417 0.035308 30 8.0138 0.031479 30 8.8704 0.027865 30 9.8189 0.023710 30 10.866 0.021197 30 12.0175 0.018407 30 13.3005 0.015950 30 14.7255 0.015865 30 16.31 0.014724 30 18.0625 0.014562 30 20.0005 0.014316 30 22.1795 0.012523 30 24.573 0.011211 30 27.197 0.010907 30 30.1245 0.010509 30 33.3875 0.0098490 30 37.0195 0.0091339 30 41.055 0.0084104 30 45.527 0.0076985 30 50.4665 0.0075589 30 55.9005 0.0069613 30 61.8465 0.0067785 30 68.591 0.0063812 30 76.2175 0.0058983 30 84.5255 0.0058204 30 93.9505 0.0051119 30 104.591 0.0049737 30 116.065 0.0052999 30 129.025 0.0041909 30 143.55 0.0040936 30 159.985 0.0035237 30 178.395 0.0037353 30 199.22 0.0030152 30 222.49 0.0029770 30 248.765 0.0021074 30 277.955 0.0019797 30 310.72 0.0012684 30 346.7 0.0010858 30 386.57 0.00074007 30 435.295 0.00035226 30 488.715 0.00026873 30 547.865 0.00016808 30 621.735 5.4474e-05 30 701.91 3.4469e-05 30 789.665 1.1381e-05 60 3.2481 0.10445 60 3.59325 0.13358 60 3.9759 0.10108 60 4.39915 0.096085 60 4.8658 0.080623 60 5.3871 0.069851 60 5.9677 0.064099 60 6.60335 0.054793 60 7.30885 0.044745 60 8.08775 0.041713 60 8.94735 0.032963 60 9.91135 0.028981 60 10.993 0.023741 60 12.177 0.021624 60 13.4695 0.019858 60 14.905 0.016996 60 16.496 0.017578 60 18.2555 0.016725 60 20.1955 0.015483 60 22.4015 0.013827 60 24.9055 0.011660 60 27.6665 0.010610 60 30.6945 0.010351 60 33.9915 0.0099230 60 37.718 0.0082156 60 41.9105 0.0072274 60 46.4325 0.0070126 60 51.519 0.0060392 60 57.198 0.0058344 60 63.5855 0.0046140 60 70.706 0.0046208 60 78.703 0.0038150 60 87.5855 0.0037384 60 97.5235 0.0029487 60 108.49 0.0027538 60 120.67 0.0022023 60 135.18 0.0015958 60 151.21 0.0015494 60 169.05 0.0010538 60 188.45 0.00095822 60 209.655 0.00080418 60 235.115 0.00045852 60 262.46 0.00041166 60 291.925 0.00025733 60 327.515 0.00014413 60 371.33 7.4717e-05 60 418.07 5.4872e-05 60 467.985 3.2300e-05 60 529.8 2.3871e-05 60 608.5 1.1073e-05 90 3.70395 0.013361 90 4.099 0.013508 90 4.53545 0.016299 90 5.0159 0.015569 90 5.55185 0.014609 90 6.1477 0.013911 90 6.81075 0.011191 90 7.54535 0.010151 90 8.35915 0.0085965 90 9.25515 0.0072178 90 10.2401 0.0065215 90 11.3415 0.0052785 90 12.573 0.0045837 90 13.9485 0.0041096 90 15.483 0.0036129 90 17.1925 0.0035992 90 19.0925 0.0032261 90 21.199 0.0029144 90 23.526 0.0025919 90 26.0835 0.0021995 90 28.8795 0.0021674 90 32.046 0.0017480 90 35.618 0.0015641 90 39.498 0.0014348 90 43.882 0.0011396 90 48.806 0.0010151 90 54.084 0.00091294 90 60.001 0.00073655 90 66.5745 0.00066548 90 73.9275 0.00047341 90 82.061 0.00043207 90 91.1185 0.00034380 90 101.853 0.00023307 90 113.77 0.00018030 90 127.105 0.00011339 90 141.77 0.00011064 90 157.995 8.4847e-05 90 177.45 4.7531e-05 90 198.775 3.0839e-05 90 222.305 2.2699e-05 90 250.855 1.0702e-05 \END; /*===================================================================*/ |