/*===================================================================*/ /* NRDF D1809 Data No.8 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,8; D#=D1809; TITLE=/Spectral measurements of neutrons, protons, deuterons and tritons produced by 100 MeV/nucleon He bombardment/; PURPOSE=/To present the angular-energy distributions of neutrons, protons, deuterons and tritons produced from thick carbon, aluminum, copper and lead targets bombarded by 100 MeV/nucleon helium ion. /; ATH=(T.KUROSAWA'1', T.NAKAMURA'1', N.NAKAO'2', T.SHIBATA'3', Y.UWAMINO'4', A.FUKUMURA'5'); INST-ATH=(2JPNTOH'1', 2JPNKEK'2', 2JPNKEK'3', 2JPNIPC'4', 2JPNIRS'5'); /* '1' Cyclotron and Radioisotope Center */ /* '2' Tanashi Branch */ REF=NIM/A; VLP=430(1999)400; RCTS=(12C(ALPHA,P)X, 27AL(ALPHA,P)X, CU(ALPHA,P)X, PB(ALPHA,P)X, 12C(ALPHA,D)X, 27AL(ALPHA,D)X, CU(ALPHA,D)X, PB(ALPHA,D)X, 12C(ALPHA,T)X, 27AL(ALPHA,T)X, CU(ALPHA,T)X, PB(ALPHA,T)X); PHQS=ENGY-SPEC'6'; /* '6' Double differential thick target yield */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,8; /* 2003-09-13 : Compiled */ PHQ=ENGY-SPEC'7'; /* '7' Double differential thick target yield */ ENR=X%; CHM=ELM; PHYS-FORM=SLD; POL-TGT=0%; ALGN-TGT=0%; ACC=SYN'8'; /* '8' Heavy Ion Medical Accelerator in Chiba (HIMAC) */ INST-ACC=2JPNIRS; INC-ENGY-LAB=100MEV/A; POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=(SCT'9',SCT'10',TOF'11',EDE'12'); /* '9' Plastic scintillator (NE102A) was used as the delta-E counter, ToF start signal detector, and incident projectile counter */ /* '10' Liquid scintillator (NE213) was used as the E counter */ /* '11' To measure the energy of outgoing neutrons, protons, deuterons and tritons */ /* '12' To eliminate charged particles */ ANL=MONTE-MTHD'13'; /* '13' LAHET Monte Carlo Code System, LCS [R.E. Prael, H. Lichtenstein, LA-UR-89-3014, Los Alamos National Laboratory, 1989.] */ /* Experimental Method: - Time-of-flight (To measure the energy of outgoing neutrons, protons, deuterons and tritons) - Particle identification by 'E/Delta E' measurement (To eliminate charged particles) RCT=27AL(ALPHA,P)X; THK-TGT=10800MG/CM**2; DET-PARTCL=P; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,8; INC-ENGY-LAB=100MEV/A; SYS-ERR=(<3%'60',<1%'61',<1%'62'); /* '60' Uncertainty in the number of accepted beam particles incident on the target is estimated to be less than 3%. */ /* '61' Uncertainty in the solid angle for the thickest carbon target, which has the maximum uncertainty, is less than 1%. */ /* '62' Uncertainty of charged particle detection efficiency is estimated to be 1%, considering a small fraction of the slant incidence of a particle onto the detector. */ STATIST-ERR=X%'63'; /* '63' The statistical uncertainties vary from 2-5% in the low to medium energy (5-50 MeV) region of the spectra and increase to about 30% at the highest energies. */ EMT=P; THTL=7.5DEG; DELTA-DN/DOMEGA/DE=<4%'64'; /* '64' Total normalization uncertainty */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB-MIN ENGY-EMT-LAB-MAX DN/DOMEGA/DE'65' (MEV) (MEV) (1/SR/MEV/PARTCL) 21.660 24.152 1.3577e-05 24.152 26.817 9.6266e-05 26.817 29.955 0.00057933 29.955 33.286 0.0011986 33.286 37.216 0.0012291 37.216 41.338 0.0014450 41.338 46.205 0.0013552 46.205 51.224 0.0015920 51.224 57.136 0.0016075 57.136 64.172 0.0013283 64.172 71.333 0.0013738 71.333 79.818 0.0011447 79.818 89.992 0.00074613 89.992 100.12 0.00063800 100.12 112.16 0.00041971 112.16 126.68 0.00022618 126.68 140.58 0.00015884 140.58 157.10 0.00010398 157.10 177.00 4.9957e-05 177.00 201.37 1.7559e-05 201.37 223.51 8.7770e-06 223.51 249.99 3.1316e-06 249.99 282.20 9.1495e-07 \END; /*===================================================================*/ |