/*===================================================================*/ /* NRDF D1978 Data No.6 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,6; D#=D1978; TITLE=/ Secondary neutron-production cross sections from heavy-ion interactions in composite targets /; PURPOSE=/ To present neutron-production cross sections from two specialized NASA targets /; ATH=(L.HEILBRONN'1', Y.IWATA'2', H.IWASE'3', T.MURAKAMI'2', H.SATO'3', T.NAKAMURA'3', R.M.RONNINGEN'4', K.IEKI'5', I.GUDOWSKA'6', N.SOBOLEVSKY'7'); INST-ATH=(1USABRK'1', 2JPNIRS'2', 2JPNTOH'3', 1USAMSU'4', 2JPNRIK'5', 2SWDUST'6', 4RUSJIA'7'); /* '2' Department of Accelerator Physics and Engineering */ /* '3' Cyclotron and Radioisotope Center */ /* '4' National Superconducting Cyclotron Laboratory */ /* '5' Department of Physics */ /* '6' Department of Medical Radiation Physics */ /* '7' Department of Neutron Research */ REF=PR/C; VLP=73(2006)024603; RCTS=(MXTR(12C,N)X, MXTR(20NE,N)X); PHQS=(DBL-DIFF-XSECTN, ANGL-DSTRN, XSECTN); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,6; /* 2006-03-10 : Recieved, N.Otuka. Received by e-mail from L.Heilbronn */ /* 2006-03-13 : Compiled, C.Kurokawa + N.Otuka */ PHYS-FORM=SLD; POL-TGT=0%; ALGN-TGT=0%; ACC=SYN; INST-ACC=2JPNIRS'8'; /* '8' HIMAC facility */ POL-PRJ=0%; DET-PARTCL=N; COINC=NO; ANT-COINC=NO; DET-SYS=(SCT'9',SCT'10',TOF'11'); /* '9' Liquid scintillators (NE213) for neutron detection */ /* '10' Solid plastic scintillators (NE102A) as TOF counter and as veto detector (to exclude charged-particle) */ /* '11' Flight path of 306 to 506 cm */ ANL=(MONTE-MTHD'12',MONTE-MTHD'13'); /* '12' Code SHIELD-HIT */ /* '13' Code PHITS */ /* Corrections for neutron flux attenuation in target and other intervening materials and for neutron production in nontarget materials near target position */ /* Coded incident energy gives median projectile energy in target. Coded energy resolution gives the difference of initial projectile energy and median projectile energy. */ RCT=MXTR(12C,N)X; PHQ=DBL-DIFF-XSECTN; CHM=X'29'; /* '29' 85% simulated Martian regolith (1.67e+22, 1.62e+21, 5.83e+21, 7.81e+20 and 1.80e+21 atoms/g for O, Mg, Si, Ca and Fe) + 15% polyethylene */ THK-TGT=5000MG/CM**2; INC-ENGY-LAB-RANGE=265MEV/A; ERS-PRJ=25MEV/A; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,6; INC-ENGY-LAB=265MEV/A; THTL=60DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT DSIGMA/DOMEGA/DE'30' DELTA-DSIGMA/DOMEGA/DE'30,31' (MEV) (B/SR/MEV) (B/SR/MEV) 383 1.99E-05 +-7.03E-06 237 2.81E-04 +-2.68E-05 128 1.33E-03 +-1.34E-04 98.1 1.79E-03 +-1.96E-04 74.5 1.56E-03 +-2.22E-04 60.1 3.13E-03 +-3.69E-04 54.8 2.47E-03 +-3.56E-04 50.2 2.56E-03 +-3.62E-04 43.1 2.33E-03 +-2.95E-04 33.5 2.47E-03 +-3.24E-04 25.9 3.24E-03 +-3.85E-04 20.6 3.88E-03 +-5.23E-04 13.3 3.54E-03 +-5.31E-04 8.73 6.08E-03 +-8.07E-04 5.71 1.05E-02 +-1.50E-03 3.65 1.54E-02 +-2.27E-03 2.23 6.63E-02 +-1.49E-02 \END; /*===================================================================*/ |