/*===================================================================*/ /* NRDF D1978 Data No.7 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,7; 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,7; /* 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'32'; /* '32' 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,7; INC-ENGY-LAB=265MEV/A; THTL=80DEG; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; ENGY-EMT DSIGMA/DOMEGA/DE'33' DELTA-DSIGMA/DOMEGA/DE'33,34' (MEV) (B/SR/MEV) (B/SR/MEV) 260 3.50E-05 +-5.05E-06 124 2.62E-04 +-3.30E-05 91.2 4.90E-04 +-5.59E-05 74.3 9.52E-04 +-1.25E-04 62.8 1.05E-03 +-1.44E-04 53.1 1.38E-03 +-1.81E-04 46.1 1.34E-03 +-1.97E-04 40 1.99E-03 +-2.58E-04 34.1 1.73E-03 +-1.83E-04 29 2.43E-03 +-3.51E-04 26.9 2.61E-03 +-3.84E-04 22.4 2.57E-03 +-3.70E-04 17.8 3.51E-03 +-4.79E-04 14.9 4.82E-03 +-6.06E-04 12.1 5.49E-03 +-7.71E-04 10.3 5.77E-03 +-8.33E-04 7.96 6.62E-03 +-9.85E-04 5.9 1.15E-02 +-1.68E-03 4.82 1.62E-02 +-2.34E-03 3.71 2.03E-02 +-2.79E-03 2.56 3.34E-02 +-7.00E-03 \END; /*===================================================================*/ |