/*===================================================================*/ /* NRDF D1809 Data No.42 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,42; 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,42; /* 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=PB(ALPHA,D)X; THK-TGT=17010MG/CM**2; DET-PARTCL=D; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,42; INC-ENGY-LAB=100MEV/A; SYS-ERR=(<3%'266',<1%'267',<1%'268'); /* '266' Uncertainty in the number of accepted beam particles incident on the target is estimated to be less than 3%. */ /* '267' Uncertainty in the solid angle for the thickest carbon target, which has the maximum uncertainty, is less than 1%. /* '268' 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%'269'; /* '269' 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=D; THTL=15DEG; DELTA-DN/DOMEGA/DE=<4%'270'; /* '270' Total normalization uncertainty */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB-MIN ENGY-EMT-LAB-MAX DN/DOMEGA/DE'271' (MEV) (MEV) (1/SR/MEV/PARTCL) 34.077 37.950 2.7058e-06 37.950 42.529 4.0444e-05 42.529 47.262 0.00010305 47.262 52.844 0.00010301 52.844 58.468 0.00011660 58.468 65.056 0.00010963 65.056 72.849 0.00011954 72.849 82.164 9.8841e-05 82.164 91.399 0.00011927 91.399 102.33 0.00011540 102.33 115.41 8.7433e-05 115.41 127.84 9.7512e-05 127.84 142.47 7.7721e-05 142.47 159.88 6.1258e-05 159.88 180.85 3.8920e-05 180.85 206.48 1.5821e-05 206.48 229.70 1.8011e-05 229.70 257.34 1.0380e-05 257.34 290.71 2.5933e-06 290.71 331.62 9.0045e-07 \END; /*===================================================================*/ |