/*===================================================================*/ /* NRDF D1756 Data No.8 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,8; 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,8; /* 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(56FE,N)X; PHQ=ENGY-SPEC'39'; /* '39' Neutron energy spectrum */ THK-TGT=17010MG/CM**2; INC-ENGY-LAB-RANGE=400MEV/A; ANL=(INCASC'40',X'41'); /* '40' HIC calculation [H.W.Bertini, et al. Oak Ridge National Laboratory Report No. ORNL-TM-4134, 1974 (unpublished).] */ /* '41' Phenomenological hybrid analysis by the moving source model. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,8; 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 11.91 0.015924 0 13.178 0.013233 0 14.587 0.013711 0 16.1325 0.012420 0 17.8405 0.012856 0 19.744 0.013083 0 21.8635 0.012697 0 24.221 0.013743 0 26.8375 0.011049 0 29.734 0.011675 0 32.931 0.013209 0 36.445 0.013272 0 40.362 0.012036 0 44.711 0.013641 0 49.544 0.011988 0 54.886 0.014001 0 60.788 0.014409 0 67.4255 0.015923 0 74.7035 0.015538 0 82.665 0.017879 0 91.5415 0.020098 0 101.43 0.022071 0 112.425 0.025703 0 124.625 0.027688 0 138.135 0.031872 0 153.03 0.036650 0 169.365 0.044846 0 188.02 0.048410 0 209.28 0.056671 0 232.59 0.064233 0 257.905 0.078460 0 286.775 0.075988 0 319.525 0.078922 0 354.675 0.075223 0 394.635 0.040275 0 439.615 0.019759 0 490.97 0.0047147 0 548.82 0.0017231 0 615.05 0.00078091 0 689.475 0.00022229 0 774.585 0.00018484 0 869.285 6.1426e-05 7.5 12.039 0.017163 7.5 13.3215 0.014143 7.5 14.746 0.015027 7.5 16.3085 0.013830 7.5 18.0355 0.015807 7.5 19.9605 0.015723 7.5 22.1045 0.013077 7.5 24.489 0.013348 7.5 27.1355 0.012329 7.5 30.066 0.012041 7.5 33.3005 0.012928 7.5 36.8555 0.013825 7.5 40.819 0.013687 7.5 45.221 0.011889 7.5 50.114 0.012684 7.5 55.5225 0.013880 7.5 61.4995 0.013612 7.5 68.223 0.013712 7.5 75.5965 0.015312 7.5 83.665 0.016597 7.5 92.6635 0.015267 7.5 102.689 0.016363 7.5 113.845 0.017874 7.5 126.235 0.018453 7.5 139.95 0.018871 7.5 155.08 0.021404 7.5 171.69 0.021936 7.5 190.67 0.021971 7.5 212.32 0.021091 7.5 236.075 0.021348 7.5 261.9 0.022365 7.5 291.39 0.019574 7.5 324.89 0.016634 7.5 360.9 0.012045 7.5 401.915 0.0068036 7.5 448.175 0.0044662 7.5 501.12 0.0016839 7.5 560.93 0.0010264 7.5 629.65 0.00055251 7.5 707.175 0.00022882 7.5 796.28 8.2153e-05 7.5 895.965 3.4884e-05 15 7.1189 0.038460 15 7.87445 0.023594 15 8.70705 0.021269 15 9.6311 0.019985 15 10.6535 0.017466 15 11.7835 0.016001 15 13.0425 0.015039 15 14.444 0.014981 15 16.0015 0.013838 15 17.729 0.015129 15 19.64 0.013803 15 21.747 0.012793 15 24.0595 0.012219 15 26.633 0.011109 15 29.4855 0.010800 15 32.6485 0.010536 15 36.1355 0.010575 15 39.9765 0.010283 15 44.2805 0.0090066 15 49.1055 0.0082627 15 54.516 0.0086485 15 60.408 0.0086487 15 66.7965 0.0080339 15 73.8595 0.0089655 15 81.9205 0.0078888 15 91.117 0.0085332 15 101.325 0.0081748 15 112.605 0.0076544 15 125.005 0.0073048 15 138.545 0.0079636 15 153.96 0.0075039 15 171.445 0.0074050 15 190.41 0.0074903 15 211.99 0.0065277 15 236.39 0.0058651 15 262.46 0.0053809 15 291.925 0.0046481 15 324.845 0.0042532 15 362.055 0.0030607 15 403.495 0.0022174 15 450.21 0.0013681 15 501.795 0.0010114 15 559.435 0.00057619 15 630.66 0.00030524 15 709.82 0.00015522 15 799.185 4.4959e-05 30 4.36745 0.043304 30 4.8314 0.038032 30 5.34605 0.037173 30 5.9167 0.036137 30 6.5469 0.030022 30 7.2417 0.026373 30 8.0138 0.022844 30 8.8704 0.020560 30 9.8189 0.018241 30 10.866 0.016451 30 12.0175 0.015465 30 13.3005 0.013026 30 14.7255 0.013883 30 16.31 0.012645 30 18.0625 0.012401 30 20.0005 0.012298 30 22.1795 0.010543 30 24.573 0.010402 30 27.197 0.0094164 30 30.1245 0.0092660 30 33.3875 0.0088389 30 37.0195 0.0078736 30 41.055 0.0072734 30 45.527 0.0066457 30 50.4665 0.0060872 30 55.9005 0.0058209 30 61.8465 0.0058205 30 68.591 0.0052002 30 76.2175 0.0047983 30 84.5255 0.0049748 30 93.9505 0.0038673 30 104.591 0.0037738 30 116.065 0.0040059 30 129.025 0.0032111 30 143.55 0.0033384 30 159.985 0.0028085 30 178.395 0.0029146 30 199.22 0.0023122 30 222.49 0.0021979 30 248.765 0.0015238 30 277.955 0.0014444 30 310.72 0.00098420 30 346.7 0.00089903 30 386.57 0.00055676 30 435.295 0.00028728 30 488.715 0.00022306 30 547.865 0.00013375 30 621.735 3.7256e-05 30 701.91 3.0925e-05 30 789.665 1.5322e-05 60 3.2481 0.034887 60 3.59325 0.043710 60 3.9759 0.041145 60 4.39915 0.038860 60 4.8658 0.036071 60 5.3871 0.029851 60 5.9677 0.029581 60 6.60335 0.024044 60 7.30885 0.020735 60 8.08775 0.018456 60 8.94735 0.015514 60 9.91135 0.014202 60 10.993 0.011088 60 12.177 0.010531 60 13.4695 0.0095323 60 14.905 0.0086542 60 16.496 0.0084218 60 18.2555 0.0078711 60 20.1955 0.0079431 60 22.4015 0.0064153 60 24.9055 0.0056121 60 27.6665 0.0053433 60 30.6945 0.0047969 60 33.9915 0.0045574 60 37.718 0.0037248 60 41.9105 0.0033454 60 46.4325 0.0031628 60 51.519 0.0026416 60 57.198 0.0026922 60 63.5855 0.0020570 60 70.706 0.0020211 60 78.703 0.0016673 60 87.5855 0.0016468 60 97.5235 0.0012274 60 108.49 0.0011176 60 120.67 0.00093489 60 135.18 0.00068507 60 151.21 0.00064988 60 169.05 0.00040640 60 188.45 0.00042134 60 209.655 0.00032069 60 235.115 0.00017974 60 262.46 0.00014608 60 291.925 8.7664e-05 60 327.515 6.3408e-05 60 371.33 3.0518e-05 60 418.07 1.9196e-05 60 467.985 1.7474e-05 90 3.22415 0.0069388 90 3.56895 0.010998 90 3.95155 0.015377 90 4.3751 0.020022 90 4.84255 0.020861 90 5.35655 0.019949 90 5.9293 0.019836 90 6.56515 0.016862 90 7.2716 0.013589 90 8.05235 0.012172 90 8.9149 0.010119 90 9.88355 0.0086134 90 10.946 0.0076457 90 12.1085 0.0066450 90 13.4025 0.0059595 90 14.8415 0.0051213 90 16.4385 0.0045742 90 18.207 0.0044016 90 20.159 0.0040502 90 22.305 0.0036665 90 24.7425 0.0032153 90 27.504 0.0025399 90 30.535 0.0024310 90 33.839 0.0022648 90 37.578 0.0018348 90 41.7895 0.0015098 90 46.3375 0.0013443 90 51.46 0.0010701 90 57.187 0.0010302 90 63.639 0.00074241 90 70.8435 0.00065609 90 78.9495 0.00047108 90 87.9695 0.00039821 90 98.083 0.00027430 90 109.265 0.00024812 90 121.715 0.00016735 90 135.335 0.00014348 90 150.32 0.00010412 90 168.17 5.9508e-05 90 187.6 5.5898e-05 90 208.86 2.7677e-05 90 234.42 1.1223e-05 \END; /*===================================================================*/ |