/*===================================================================*/ /* NRDF D1759 Data No.1 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,1; D#=D1759; TITLE=/ Measurements of secondary neutrons produced from thick targets bombarded by high energy neon ions /; PURPOSE=/ To perform a systematic study to measure the angular and energy distributions of neutrons produced from thick C, Al, Cu, and Pb targets bombarded by 100, 180 and 400 MeV/nucleon Ne ions. /; ATH=(T.KUROSAWA'1', N.NAKAO'2', T.NAKAMURA'1', Y.UWAMINO'3', T.SHIBATA'2', A.FUKUMURA'4', K.MURAKAMI'4'); INST-ATH=(2JPNTOH'1', 2JPNKEK'2', 2JPNIPC'3', 2JPNIRS'4'); /* '1' Cyclotron and Radioisotope Center */ REF=NST; VLP=36(1999)41; RCTS=(C(20NE,N)X, 27AL(20NE,N)X, CU(20NE,N)X, PB(20NE,N)X); PHQS=(ENGY-SPEC, N-MLT'5'); /* '5' Thick target differential multiplicity of neutron with respect to angle integrated over partial angular range */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,1; /* 2002-02-24 : Compiled+Checked, R.Suzuki + sK */ /* 2004-04-23 : Altered, N.Otuka. MLT in SF6 replaced by PY */ /* 2008-01-30 : Altered, N.Otuka. EDE added under METHOD */ /* 2009-08-23 : Altered, Nf. 014-017 corrected */ RTY=HEAVY-ION-RCT; ENR=NAT'6'; /* '6' 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'7'; /* '7' Heavy Ion Medical Accelerator in Chiba (HIMAC) */ INST-ACC=2JPNIRS'8'; /* '8' The mass numbers of projectiles are not given in the reference. But compiler asked NIRS staff. */ BEAM-INTNSTY=XMA'9'; /* '9' The beam intensities were kept to be 100,000-1,000,000 particles per pulse. */ POL-PRJ=0%; DET-PARTCL=N; COINC=NO; ANT-COINC=NO; DET-SYS=(SCT'10',SCT'11',TOF'12',EDE'13'); /* '10' Plastic scintillator (NE102A) was used as the delta-E counter and the beam pick-up counter. Liquid scintillator (NE213) was used as the E counter. */ /* '11' Liquid scintillator */ /* '12' To measure the energy of neutron */ /* '13' To eliminate charged particles */ ERS-DET=XKEV'14'; /* '14' The neutron energy resolutions is represented as a function of neutron energy at Fig. 2 in reference. */ 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: R. A. Cecil, B. D. Anderson, and R. Madey, Nucl. Instrum. Methods 161, 439 (1979). /; /* 2003-09-22 : Altered, N.Otuka. Data are revised by author. */ /* 2007-10-25 : Altered, N.Otuka. Superseded by data with new analysis */ RCT=C(20NE,N)X; PHQ=ENGY-SPEC; THK-TGT=1770MG/CM**2; INC-ENGY-LAB-RANGE=100MEV/A; ANL=(INCASC'20',X'21'); /* '20' HIC calculation [Bertini, H. W.: ORNL-TM-4134, (1974).] /* '21' Phenomenological Hybrid analysis by the moving source model */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,1; SYS-ERR=(3%'15',10%'16',8%'17',14%'18'); /* '15' Notmalization uncertainty due to number of accepted beam particles incident on target */ /* '16' Normalization uncertainty due to solid angle uncertainty /* '17' Normalization uncertainty due to additional uncertainty in the efficiencies at neutron energies near threshold (8% in Table 2, but 7% in text) */ /* '18' Total normalization uncertainty */ STATIST-ERR=X%'19'; /* '19' The statistical uncertainties vary in a range of 2 to 5 % for the low- to medium-energy (5-50 MeV) region of the spectra and increase to about 30% at the highest energies. */ INC-ENGY-LAB=100MEV/A; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTL ENGY-EMT-LAB DN/DOMEGA/DE (DEG) (MEV) (1/SR/MEV/PARTCL) 0 5.98363 2.18741E-03 0 6.621 2.50300E-03 0 7.32574 2.19861E-03 0 8.104965 2.11737E-03 0 8.980295 2.10917E-03 0 9.94192 1.95715E-03 0 10.9965 2.37818E-03 0 12.17275 2.64724E-03 0 13.4836 2.35734E-03 0 14.9427 2.63886E-03 0 16.5641 2.79369E-03 0 18.3616 3.16929E-03 0 20.34845 3.59055E-03 0 22.53615 3.95973E-03 0 24.93355 4.93511E-03 0 27.65065 4.86596E-03 0 30.7209 5.15258E-03 0 34.07185 6.90212E-03 0 37.8688 6.27549E-03 0 42.1511 6.61674E-03 0 46.7825 7.86560E-03 0 52.007 7.55771E-03 0 57.85805 8.58883E-03 0 64.4618 7.43212E-03 0 71.8492 7.90188E-03 0 80.1794 5.90840E-03 0 89.4694 4.92745E-03 0 99.91235 2.85584E-03 0 111.489 1.91845E-03 0 124.419 9.51143E-04 0 138.604 6.04618E-04 0 154.2645 3.17318E-04 0 172.999 9.95278E-05 0 193.473 5.58795E-05 0 215.987 5.27194E-06 7.5 5.87913 2.84719E-03 7.5 6.509555 2.55231E-03 7.5 7.20987 1.77232E-03 7.5 7.983885 1.92332E-03 7.5 8.83905 1.76912E-03 7.5 9.799335 2.11506E-03 7.5 10.85252 2.39496E-03 7.5 12.00495 2.19855E-03 7.5 13.28785 2.41130E-03 7.5 14.71425 2.47013E-03 7.5 16.2973 2.54644E-03 7.5 18.04995 2.95392E-03 7.5 19.9845 3.04281E-03 7.5 22.1116 3.63566E-03 7.5 24.52675 3.95479E-03 7.5 27.26295 3.76026E-03 7.5 30.2661 4.19621E-03 7.5 33.53965 4.96406E-03 7.5 37.2437 5.39162E-03 7.5 41.4151 6.13408E-03 7.5 45.9195 7.18848E-03 7.5 50.99215 6.45518E-03 7.5 56.66305 6.90696E-03 7.5 63.0506 6.17102E-03 7.5 70.1812 5.90045E-03 7.5 78.2024 4.80084E-03 7.5 87.1258 4.19397E-03 7.5 97.1282 2.58170E-03 7.5 108.1842 2.06699E-03 7.5 120.4905 1.14852E-03 7.5 133.945 8.14638E-04 7.5 148.7405 3.80165E-04 7.5 166.362 2.54010E-04 7.5 185.5285 2.08414E-04 7.5 206.4865 7.56599E-05 7.5 231.6655 2.04806E-05 15 5.740415 1.63285E-03 15 6.367195 1.94775E-03 15 7.054965 1.58981E-03 15 7.807925 1.61588E-03 15 8.646455 1.94810E-03 15 9.579015 1.68562E-03 15 10.61429 1.70416E-03 15 11.76075 1.79955E-03 15 13.0263 1.78138E-03 15 14.4178 2.01496E-03 15 15.99755 1.81951E-03 15 17.78675 2.00595E-03 15 19.7497 2.19477E-03 15 21.8881 2.21913E-03 15 24.30545 2.39577E-03 15 27.02485 2.36581E-03 15 29.9572 2.85168E-03 15 33.25355 2.48583E-03 15 36.93095 2.63461E-03 15 41.0619 2.35696E-03 15 45.6591 2.50140E-03 15 50.81045 2.12632E-03 15 56.5164 2.25080E-03 15 62.87755 1.83390E-03 15 69.867 1.68127E-03 15 77.59005 1.48903E-03 15 86.73375 9.07786E-04 15 96.76005 7.89851E-04 15 107.81605 4.57842E-04 15 121.015 2.43584E-04 15 135.398 1.57787E-04 15 151.148 9.95216E-05 15 170.0835 5.54726E-05 15 190.4295 3.40878E-05 15 212.341 1.88491E-05 30 4.92943 1.92394E-03 30 5.46314 2.52322E-03 30 6.05582 1.81512E-03 30 6.71223 1.59255E-03 30 7.43685 1.44489E-03 30 8.23366 1.51701E-03 30 9.138165 1.35870E-03 30 10.16234 1.33279E-03 30 11.2856 1.24546E-03 30 12.5086 1.27628E-03 30 13.8902 1.24923E-03 30 15.44305 1.12580E-03 30 17.1155 1.11267E-03 30 18.9928 1.02196E-03 30 21.0836 1.22763E-03 30 23.4272 9.59293E-04 30 26.0289 1.09051E-03 30 28.93515 9.13194E-04 30 32.14305 9.76099E-04 30 35.704 8.33565E-04 30 39.9057 7.34535E-04 30 44.5456 7.52283E-04 30 49.69945 5.74512E-04 30 55.3166 5.53137E-04 30 61.4639 5.03730E-04 30 68.738 3.66515E-04 30 76.5866 3.49385E-04 30 85.07615 2.98214E-04 30 95.1388 2.55821E-04 30 107.2117 1.23408E-04 30 120.145 1.21401E-04 30 134.01 1.00536E-04 30 150.63 4.81726E-05 30 170.8515 2.79054E-05 30 192.1105 2.32845E-05 30 214.354 1.22160E-05 60 5.101415 1.09533E-03 60 5.65758 1.08082E-03 60 6.28095 8.80341E-04 60 6.984405 6.63367E-04 60 7.773205 5.32251E-04 60 8.61655 5.32316E-04 60 9.55863 4.18029E-04 60 10.600605 4.54184E-04 60 11.7594 4.13277E-04 60 13.1209 3.16156E-04 60 14.63005 3.29978E-04 60 16.31255 2.83081E-04 60 18.16 3.08687E-04 60 20.19805 3.14449E-04 60 22.6044 2.11493E-04 60 25.23285 2.37933E-04 60 28.11505 2.22184E-04 60 31.53055 1.46909E-04 60 35.2191 1.42096E-04 60 39.21015 1.36344E-04 60 43.9385 1.07692E-04 60 49.6028 6.81732E-05 60 55.65595 5.30010E-05 60 62.11965 4.80092E-05 60 69.8258 3.70506E-05 60 79.12895 1.85299E-05 60 88.8203 1.51142E-05 60 98.83615 7.70820E-06 60 110.75695 6.29271E-06 60 125.1305 5.12304E-06 60 142.7315 1.31575E-06 90 4.822575 3.78484E-04 90 5.35326 5.58223E-04 90 5.950925 4.04826E-04 90 6.598485 4.94199E-04 90 7.32781 2.99204E-04 90 8.143945 2.74226E-04 90 9.0634 2.51233E-04 90 10.091015 3.04449E-04 90 11.24715 1.95080E-04 90 12.5351 2.08910E-04 90 13.97925 1.38968E-04 90 15.5789 1.32498E-04 90 17.361 1.00901E-04 90 19.31635 1.21474E-04 90 21.47175 1.27234E-04 90 24.0146 8.19090E-05 90 26.78995 6.93625E-05 90 29.83045 7.07979E-05 90 33.4303 4.91007E-05 90 37.3147 2.97140E-05 90 41.5135 2.79797E-05 90 46.4832 2.05847E-05 90 52.4306 1.14049E-05 90 58.78005 1.27395E-05 90 65.5527 5.27223E-06 90 73.6188 5.12366E-06 \END; 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