/*===================================================================*/ /* NRDF D1809 Data No.34 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,34; 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,34; /* 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,D)X; THK-TGT=10800MG/CM**2; DET-PARTCL=D; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,34; INC-ENGY-LAB=100MEV/A; SYS-ERR=(<3%'218',<1%'219',<1%'220'); /* '218' Uncertainty in the number of accepted beam particles incident on the target is estimated to be less than 3%. */ /* '219' Uncertainty in the solid angle for the thickest carbon target, which has the maximum uncertainty, is less than 1%. /* '220' 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%'221'; /* '221' 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=60DEG; DELTA-DN/DOMEGA/DE=<4%'222'; /* '222' Total normalization uncertainty */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB-MIN ENGY-EMT-LAB-MAX DN/DOMEGA/DE'223' (MEV) (MEV) (1/SR/MEV/PARTCL) 29.508 32.661 9.8769e-07 32.661 36.352 3.4208e-06 36.352 40.243 5.4233e-06 40.243 44.802 4.7050e-06 44.802 49.547 3.5360e-06 49.547 55.099 2.5855e-06 55.099 61.658 1.1605e-06 61.658 68.426 7.6671e-07 68.426 76.398 4.3395e-07 76.398 85.884 2.7352e-07 85.884 95.534 1.0755e-07 95.534 106.96 6.0567e-08 106.96 120.63 1.2650e-08 \END; /*===================================================================*/ |