SUBENT 22500001 20010131 20030221 20050926 0000 BIB 17 64 TITLE .Neutron Capture of 46Ca at Thermonuclear Energies AUTHOR (P.MOHR, P.V.SEDYSHEV, H.BEER, W.STADLER, H.OBERHUMMER, YU.V.POPOV, W.ROCHOW) INSTITUTE (4ZZZDUB) Sedyshev, Popov. Joint Inst.Of Nucl.Research, Frank Lab. Of Neutron Phys. (2GERTHD) Mohr. Tachn.Univ.Darmstadt,Inst.Of Nucl.Phys (2AUSTHV) Mohr, Stadler, Oberhummer. Techn.Univ.Vienna, Inst. Of Nucl. Phys. (2GERKFK) Beer. Karlsruhe Research Center, Inst. Of Nucl.Physics. Experimental Site (2GERTUE) Rochow. Tuebingen Univ., Physical Institute, And Experimental Site REFERENCE (J,PR/C,59,(6),3410,199906) Main Reference (S,JINR-E3-98-202,205,199805) Preliminary Results For 46Ca and 50Ti REL-REF (N,,F.KAEPPELER+,J,PR/C,35,936,1987) Exp. Details On Activation Technique (N,,H.BEER+,J,PR/C,52,3442,1995) Experimental Details On Fast Cyclic Activation Method MONITOR (79-AU-197(N,G)79-AU-198,,SIG,,MXW) DECAY-MON (79-AU-198,2.69D,DG,411.8047,0.9550) MONIT-REF (,R.L.MACKLIN,W,MACKLIN,1998) (,W.RATYNSKI+,J,PR/C,37,595,1988) FACILITY (VDG,2GERKFK) 3.75 Mv Van De Graaff Accelerator of The Nuclear Physics Institute-III (VDG,2GERTUE) 3.75 Mv Van De Graaff Accelerator of Tuebingen University Physical Inst. DETECTOR (HPGE) Efficiency 98.6% (GLASD) Li-6 Glass Detector - For Neutron Flux Monitoring INC-SOURCE (P-LI7) (P-T) INC-SPECT .Proton Energies were Generated to Obtain Neutron Spectra with Near Maxwellin Energy Distribution at Temperatures 25 (7LI(P,N) REACTION), 52 KeV (3H(P,N) REACTION) Using Proton Energies Close to the Reaction Threshold. Target Layer was Chosen Thick Enough. .Using 7Li(P,N) Reaction and Proton Energy Very Close To the Threshold Energy 1.881 MeV Practically Symmet- Rical Neutron Spectrum was Generated Centered Around 30 KeV .Spectra at 104, 149, 180 and 214 KeV were Generated 2.5 Micro-M Thick Li Targets and Higher Proton Energies METHOD (ACTIV) Activation and Fast-Cyclic Activation Methods (GSPEC) (STTA) Stack Targets Irradiated (TOF) Required Proton Energy Conditions and Neutron Spectra Integrated Over Solid Angle DECAY-DATA (20-CA-47,4.536D,DG,1297.09,0.74) SAMPLE .Calcium Carbonate Ca-C-O3 Powder Pressed to Tablets Of 6 mm Diameter, Heated to 1000 Grad.Celsium For 3 Hours, Put in a Thin Al Foil. Masses of Ca-C-O3 Samples are in the Range 59.6 - 79.6 Milligram Ca-40 Content 81.363%, Ca-42 Content is 1.194%, Ca-43 Content is 0.385%, Ca-44 Content is 10.464%, Ca-46 Content is 4.987%, Ca-48 Content is 1.607%. .Metallic Gold, 100% Purity, Mass Near 16 Milligram on Each Side ERR-ANALYS (ERR-T) Total Error (MONIT-ERR) Max Standard Error (ERR-1) Min Standard Error HISTORY (20010130C) + + Compiled by S.M. (20010131U) Last Checking has Been done. ENDBIB 64 COMMON 2 3 MONIT-ERR ERR-1 PER-CENT PER-CENT 3. 1.5 ENDCOMMON 3 ENDSUBENT 71 SUBENT 22500006 20010131 20030221 20050926 0000 BIB 2 14 REACTION 1(20-CA-46(N,G)20-CA-47,,SGV,,FCT/MXW,DERIV) Value Given in Data Table is (SIGMA*V)-Average Times Avogadro Number N-A. Units = Cm3/Sec/Mol 2(20-CA-46(N,G)20-CA-47,,SGV,,RNV/FCT/MXW,DERIV) Value Given in Data Table is (SIGMA*V)-Average Times Avogadro Number N-A - Compound Nucleus Part Units = Cm3/Sec/Mol 3(20-CA-46(N,G)20-CA-47,,SGV,,RV/FCT/MXW,DERIV) Value Given in Data Table is (SIGMA*V)-Average Times Avogadro Number N-A - 1/V Part. Units = Cm3/Sec/Mol STATUS . From Table 3 of Main Reference (DEP,22500002) (DEP,22500003) (DEP,22500004) ENDBIB 14 COMMON 1 3 ERR-T PER-CENT 12.5 ENDCOMMON 3 DATA 5 35 EN-MEAN DATA 1DATA 2DATA 3 KEV CM3/S/MOL CM3/S/MOL CM3/S/MOL 1.5 1.9865E+5 1.9865E+5 5.6428E-13 3. 2.2748E+5 2.2748E+5 9.3007E-04 4.5 2.6964E+5 2.6964E+5 1.0142E+00 6. 3.2710E+5 3.2707E+5 3.2258E+01 7.5 3.9427E+5 3.9402E+5 2.5167E+02 9. 4.6306E+5 4.6209E+5 9.7656E+02 10.5 5.2731E+5 5.2476E+5 2.5482E+03 12. 5.8371E+5 5.7851E+5 5.1960E+03 15. 6.6972E+5 6.5582E+5 1.3905E+04 18. 7.2388E+5 6.9739E+5 2.6496E+04 22.5 7.6308E+5 7.1325E+5 4.9828E+04 27. 7.7205E+5 6.9688E+5 7.5163E+04 30. 7.6868E+5 6.7673E+5 9.1952E+04 33. 7.6103E+5 6.5285E+5 1.0818E+05 37.5 7.4511E+5 6.1405E+5 1.3105E+05 40.5 7.3302E+5 5.8783E+5 1.4519E+05 45. 7.1421E+5 5.4953E+5 1.6468E+05 52.5 6.8362E+5 4.9072E+5 1.9290E+05 60. 6.5575E+5 4.3929E+5 2.1646E+05 67.5 6.3114E+5 3.9496E+5 2.3618E+05 75. 6.0968E+5 3.5688E+5 2.5280E+05 78. 6.0189E+5 3.4318E+5 2.5871E+05 82.5 5.9100E+5 3.2409E+5 2.6691E+05 90. 5.7473E+5 2.9575E+5 2.7897E+05 97.5 5.6050E+5 2.7113E+5 2.8938E+05 105. 5.4802E+5 2.4961E+5 2.9841E+05 120. 5.2726E+5 2.1402E+5 2.1324E+05 135. 5.1082E+5 1.8599E+5 3.2482E+05 150. 4.9754E+5 1.6350E+5 3.3403E+05 165. 4.8662E+5 1.4515E+5 3.4144E+05 180. 4.7747E+5 1.2995E+5 3.4746E+05 225. 4.5678E+5 9.7174E+4 3.5940E+05 270. 4.4140E+5 7.6133E+4 3.6478E+05 300. 4.3237E+5 6.5971E+4 3.6568E+05 375. 4.2095E+5 4.8479E+4 3.6108E+05 ENDDATA 37 ENDSUBENT 60