/*===================================================================*/ /* NRDF D1809 Data No.10 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,10; 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,10; /* 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,10; INC-ENGY-LAB=100MEV/A; SYS-ERR=(<3%'72',<1%'73',<1%'74'); /* '72' Uncertainty in the number of accepted beam particles incident on the target is estimated to be less than 3%. */ /* '73' Uncertainty in the solid angle for the thickest carbon target, which has the maximum uncertainty, is less than 1%. */ /* '74' 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%'75'; /* '75' 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=30DEG; DELTA-DN/DOMEGA/DE=<4%'76'; /* '76' Total normalization uncertainty */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT-LAB-MIN ENGY-EMT-LAB-MAX DN/DOMEGA/DE'77' (MEV) (MEV) (1/SR/MEV/PARTCL) 24.249 26.934 4.3204e-07 26.934 29.814 3.9473e-05 29.814 33.190 0.00015676 33.190 36.795 0.00017894 36.795 41.034 0.00016592 41.034 45.525 0.00017470 45.525 50.817 0.00013531 50.817 56.361 0.00013321 56.361 62.898 0.00010547 62.898 69.635 9.4704e-05 69.635 77.563 7.5253e-05 77.563 86.995 4.9935e-05 86.995 96.594 3.9194e-05 96.594 107.97 2.7969e-05 107.97 121.63 1.3651e-05 121.63 135.23 1.0798e-05 135.23 151.45 7.1993e-06 151.45 171.06 2.5247e-06 171.06 189.90 1.4773e-06 189.90 212.41 5.1552e-07 212.41 239.68 1.5593e-07 239.68 273.36 3.4446e-08 \END; /*===================================================================*/ |