/*===================================================================*/ /* NRDF D1756 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; 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,2; /* 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=27AL(40AR,N)X; PHQ=ENGY-SPEC'21'; /* '21' Neutron energy spectrum */ THK-TGT=14850MG/CM**2; INC-ENGY-LAB-RANGE=400MEV/A; ANL=(INCASC'22',X'23'); /* '22' HIC calculation [H.W.Bertini, et al. Oak Ridge National Laboratory Report No. ORNL-TM-4134, 1974 (unpublished).] */ /* '23' Phenomenological hybrid analysis by the moving source model. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; 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 11.2355 0.012016 0 12.431 0.0085598 0 13.7475 0.011242 0 15.209 0.010886 0 16.825 0.010478 0 18.61 0.010469 0 20.598 0.014008 0 22.809 0.012494 0 25.2645 0.012981 0 27.9855 0.013058 0 30.9925 0.015212 0 34.303 0.014380 0 37.999 0.015864 0 42.111 0.016515 0 46.598 0.019161 0 51.5665 0.019086 0 57.1615 0.024729 0 63.3215 0.027810 0 70.095 0.033550 0 77.681 0.037629 0 86.1785 0.042943 0 95.694 0.053285 0 106.345 0.063703 0 118.25 0.072334 0 131.54 0.089620 0 146.345 0.095100 0 162.775 0.11832 0 180.935 0.13388 0 200.9 0.15593 0 222.68 0.19006 0 247.545 0.19743 0 275.825 0.21228 0 306.465 0.23691 0 341.475 0.17924 0 381.195 0.11661 0 423.49 0.059353 0 471.47 0.016585 0 525.15 0.0061940 0 586.07 0.0021979 0 653.895 0.0012583 0 730.53 0.00053467 0 814.72 0.00023543 0 908.42 0.00012673 7.5 7.369 0.010777 7.5 8.1543 0.012077 7.5 9.0193 0.013309 7.5 9.97915 0.010464 7.5 11.04 0.012188 7.5 12.2115 0.011701 7.5 13.5155 0.0097453 7.5 14.965 0.011643 7.5 16.5735 0.011790 7.5 18.354 0.012690 7.5 20.3195 0.012901 7.5 22.4805 0.013321 7.5 24.8885 0.013031 7.5 27.5625 0.013330 7.5 30.5345 0.015245 7.5 33.8195 0.014749 7.5 37.45 0.016396 7.5 41.532 0.014920 7.5 46.0105 0.015384 7.5 50.913 0.016698 7.5 56.379 0.017219 7.5 62.467 0.021068 7.5 69.2375 0.022634 7.5 76.752 0.023814 7.5 85.07 0.027343 7.5 94.2445 0.027972 7.5 104.316 0.033701 7.5 115.79 0.033936 7.5 128.835 0.038527 7.5 143.135 0.041270 7.5 158.685 0.045997 7.5 176.36 0.046184 7.5 196.34 0.050310 7.5 217.835 0.058193 7.5 242.175 0.052679 7.5 269.49 0.051664 7.5 300.505 0.043994 7.5 335.335 0.037988 7.5 374.94 0.021027 7.5 419.325 0.013098 7.5 469.76 0.0065433 7.5 525.92 0.0039448 7.5 589.335 0.0011718 7.5 658.895 0.00066643 7.5 736.075 0.00035802 7.5 832.85 0.00015532 7.5 938.48 4.0829e-05 15 3.947 0.033200 15 4.3694 0.032733 15 4.8357 0.030151 15 5.3487 0.028328 15 5.9172 0.030382 15 6.5446 0.026624 15 7.23585 0.025559 15 8.0035 0.024429 15 8.8546 0.021635 15 9.79595 0.020976 15 10.834 0.021323 15 11.9945 0.017163 15 13.288 0.017205 15 14.705 0.020081 15 16.2785 0.019738 15 18.0175 0.020641 15 19.9395 0.016860 15 22.0985 0.019065 15 24.4675 0.019192 15 27.062 0.020534 15 29.9535 0.026952 15 33.172 0.033428 15 36.7505 0.038793 15 40.7215 0.038562 15 45.1165 0.032226 15 49.964 0.030525 15 55.2875 0.032256 15 61.3385 0.027648 15 68.2005 0.026706 15 75.723 0.025309 15 83.907 0.026846 15 93.1775 0.025796 15 103.626 0.025318 15 114.875 0.028973 15 127.56 0.027564 15 141.75 0.032352 15 157.765 0.025387 15 175.665 0.029170 15 195.86 0.026614 15 218.36 0.028947 15 243.675 0.023730 15 271.7 0.024649 15 303.025 0.018336 15 337.27 0.019013 15 375.01 0.013640 15 420.845 0.0076873 15 470.76 0.0056780 15 525.56 0.0039343 15 593.325 0.0018990 15 666.08 0.0015333 15 744.59 0.00079031 15 843.225 0.00033875 15 971.53 5.3332e-05 30 3.9505 0.017370 30 4.36745 0.019366 30 4.8314 0.018773 30 5.34605 0.017891 30 5.9167 0.018220 30 6.5469 0.015491 30 7.2417 0.014097 30 8.0138 0.013014 30 8.8704 0.011574 30 9.8189 0.010594 30 10.866 0.010026 30 12.0175 0.010147 30 13.3005 0.0087509 30 14.7255 0.0087508 30 16.31 0.0088062 30 18.0625 0.0093031 30 20.0005 0.0093474 30 22.1795 0.0087408 30 24.573 0.0084963 30 27.197 0.0088427 30 30.1245 0.0086942 30 33.3875 0.0083415 30 37.0195 0.0082463 30 41.055 0.0078342 30 45.527 0.0074799 30 50.4665 0.0074366 30 55.9005 0.0071381 30 61.8465 0.0076145 30 68.591 0.0070223 30 76.2175 0.0071179 30 84.5255 0.0071819 30 93.9505 0.0062239 30 104.591 0.0066860 30 116.065 0.0070673 30 129.025 0.0057941 30 143.55 0.0061400 30 159.985 0.0053418 30 178.395 0.0057428 30 199.22 0.0047684 30 222.49 0.0047447 30 248.765 0.0033194 30 277.955 0.0032202 30 310.72 0.0021048 30 346.7 0.0016847 30 386.57 0.0012150 30 435.295 0.00052364 30 488.715 0.00045707 30 547.865 0.00022775 30 621.735 7.4436e-05 60 3.59325 0.039682 60 3.9759 0.030297 60 4.39915 0.030304 60 4.8658 0.025364 60 5.3871 0.022586 60 5.9677 0.020869 60 6.60335 0.018435 60 7.30885 0.015261 60 8.08775 0.015213 60 8.94735 0.011946 60 9.91135 0.010871 60 10.993 0.0096448 60 12.177 0.0091601 60 13.4695 0.0090915 60 14.905 0.0085832 60 16.496 0.0085999 60 18.2555 0.0094019 60 20.1955 0.0091592 60 22.4015 0.0087834 60 24.9055 0.0078357 60 27.6665 0.0073169 60 30.6945 0.0073296 60 33.9915 0.0072563 60 37.718 0.0061637 60 41.9105 0.0058230 60 46.4325 0.0058333 60 51.519 0.0049309 60 57.198 0.0049936 60 63.5855 0.0041199 60 70.706 0.0041474 60 78.703 0.0035302 60 87.5855 0.0033851 60 97.5235 0.0026708 60 108.49 0.0025837 60 120.67 0.0022094 60 135.18 0.0015529 60 151.21 0.0014458 60 169.05 0.0010021 60 188.45 0.00080492 60 209.655 0.00070591 60 235.115 0.00043332 60 262.46 0.00031325 60 291.925 0.00020224 60 327.515 0.00012033 60 371.33 5.9118e-05 60 418.07 5.1163e-05 60 467.985 2.1458e-05 90 3.3072 0.0044076 90 3.6574 0.0062212 90 4.0449 0.0062960 90 4.4724 0.0072422 90 4.95035 0.0058778 90 5.48335 0.0055294 90 6.06785 0.0055531 90 6.7177 0.0046574 90 7.43685 0.0040416 90 8.2326 0.0037733 90 9.12735 0.0029355 90 10.111 0.0029331 90 11.191 0.0024771 90 12.397 0.0022860 90 13.7425 0.0022006 90 15.242 0.0019760 90 16.9105 0.0020754 90 18.7625 0.0020035 90 20.8125 0.0018799 90 23.0735 0.0017517 90 25.555 0.0015847 90 28.3725 0.0013917 90 31.562 0.0013160 90 35.05 0.0012010 90 38.833 0.0012002 90 43.1005 0.00087654 90 47.887 0.00077686 90 53.2965 0.00065060 90 59.3655 0.00057754 90 65.828 0.00050600 90 73.0495 0.00036958 90 81.0285 0.00032639 90 89.9025 0.00025022 90 100.404 0.00017762 90 112.05 0.00012421 90 125.055 8.8344e-05 90 139.325 8.6017e-05 90 155.085 4.9143e-05 90 173.945 2.2287e-05 90 194.56 1.7780e-05 90 217.235 1.2874e-05 90 244.665 5.4032e-06 \END; /*===================================================================*/ |