/*===================================================================*/ /* NRDF D1809 Data No.47 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,47; 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,47; /* 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=12C(ALPHA,T)X; THK-TGT=8850MG/CM**2; DET-PARTCL=T; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,47; INC-ENGY-LAB=100MEV/A; SYS-ERR=(<3%'296',<1%'297',<1%'298'); /* '296' Uncertainty in the number of accepted beam particles incident on the target is estimated to be less than 3%. */ /* '297' Uncertainty in the solid angle for the thickest carbon target, which has the maximum uncertainty, is less than 1%. /* '298' 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%'299'; /* '299' 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=T; THTL=15DEG; DELTA-DN/DOMEGA/DE=<4%'300'; /* '300' Total normalization uncertainty */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB-MIN ENGY-EMT-LAB-MAX DN/DOMEGA/DE'301' (MEV) (MEV) (1/SR/MEV/PARTCL) 46.160 51.116 0.00017535 51.116 56.925 0.00032493 56.925 63.794 0.00031287 63.794 70.894 0.00037906 70.894 79.266 0.00031464 79.266 87.702 0.00036825 87.702 97.585 0.00036842 97.585 109.27 0.00036981 109.27 123.25 0.00028992 123.25 137.10 0.00031590 137.10 153.49 0.00025932 153.49 173.12 0.00016862 173.12 191.76 0.00015519 191.76 213.70 0.00011044 213.70 239.81 6.8606e-05 239.81 271.27 5.5794e-05 271.27 309.72 2.2601e-05 309.72 344.55 3.7113e-06 \END; /*===================================================================*/ |