/*===================================================================*/ /* NRDF D1787 Data No.1 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,1; D#=D1787; TITLE=/Measurement of proton-induced helium production cross sections for aluminum and nickel below 16 MeV/; PURPOSE=/To measure proton-induced He production cross sections using a He accumulation method/; ATH=(Y.TAKAO'1', Y.KANDA'1', H.HASHIMOTO'1', K.YAMASAKI'1', K.YAMAGUCHI'1', T.YONEMOTO'1', M.MIWA'1', H.ETOH'1', K.NAGAE'1'); INST-ATH=(2JPNKYU'1'); /* '1' Department of Energy Conversion Engineering */ REF=NST'2', RSI'3'; VLP=34(1997)109'2', 67(1996)198'3'; /* '2' Main reference */ /* '3' Y.Takao+, Helium atoms measurement system (HAMS) */ /* Secondary reference(s) - JAERI-C,96-008(1996)165 (Y.Takao+, Preliminary report) RCTS=(AL(P,ALPHA)X, NI(P,ALPHA)X); PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,1; /* 2003-02-07 : Compiled */ PHQ=XSECTN; CHM=ELM'4'; /* '4' Chemical purities are 99.999%, 99.98% and 99.99% for Al, Ni and Au samples respectively. */ PHYS-FORM=X'5'; /* '5' Sample table was cooled by liquid nitrogen to keep the temperature of the sample stacks below 223K, so as not to release the produced He in the stacks during the proton irradiation */ THK-TGT=XMG/CM**2'6'; /* '6' Sample sizes are 12x9x0.095 mm**3, 12x9x0.119 mm**3, 12x9x0.051 mm**3 for Al, Ni and Au samples, respectively. */ POL-TGT=0%; ALGN-TGT=0%; ACC=VDGT; INST-ACC=2JPNKYU'7'; /* '7' Tandem Accelerator Laboratory */ BEAM-INTNSTY=<0.1UA; POL-PRJ=0%; DET-PARTCL=ALPHA; COINC=NO; ANT-COINC=NO; RCT=AL(P,ALPHA)X; INC-ENGY-LAB=1.6[16.3MEV'8'; /* '8' Proton energy in samples were determined on the basis of estimations by using energy loss data for the materials [H.H.Andersen and J.F.Ziegler, Hydrogen Stopping Powers and Ranges in All Elements, Pergamon Press, New York (1977)]. */ DET-SYS=ACCML; /* Experimental Method: - Single target irradiation - Helium accu ulation method (Alpha particles emitted from sample are stopped in Au catchers.) - Mass spectrometry of a product (Released gas from solid-sample in furnance is anlyzed by quadrupole-type mass spectrometer.) /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,1; INC-ENGY-LAB=1.6[16.3MEV; EMT=ALPHA; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB DELTA-INC-ENGY-LAB XSECTN DELTA-XSECTN DATA1'9' FLAG'10' (MEV) (MEV) (MB) (MB) (MEV) (NODIM) 1.6 4.0 18.0 +-2.0 18.4 1.0 4.0 5.6 82.0 +-4.0 18.4 1.0 5.6 6.9 115.0 +-5.0 8.9 2.0 7.0 8.2 124.0 +-5.0 10.0 2.0 8.2 9.2 129.0 +-6.0 10.9 2.0 9.5 10.4 121.0 +-5.0 12.0 2.0 10.7 11.5 121.0 +-5.0 13.0 2.0 11.8 12.6 121.0 +-5.0 14.0 2.0 12.8 13.5 124.0 +-5.0 14.9 2.0 13.7 14.4 125.0 +-6.0 15.7 2.0 14.6 15.2 133.0 +-6.0 16.5 2.0 15.7 16.3 146.0 +-6.0 17.5 2.0 \END; /*===================================================================*/ |