ENTRY 23467 20230212 231423467 0 1 SUBENT 23467001 20230212 231423467 1 1 BIB 7 24 23467 1 2 TITLE Stellar and thermal neutron capture cross section of 23467 1 3 9Be 23467 1 4 AUTHOR (A.Wallner,M.Bichler,L.Coquard,I.Dillmann,O.Forstner, 23467 1 5 R.Golser,M.Heil,F.Kappeler,W.Kutschera,C.Lederer-Woods,23467 1 6 M.Martschini,A.Mengoni,S.Merchel,L.Michlmayr,A.Priller,23467 1 7 P.Steier,M.Wiescher) 23467 1 8 INSTITUTE (3AULCBR,2AUSVIE,2AUSATI,2GERKFK,2UK EDG,2ZZZCER, 23467 1 9 2GERZFK,1USANOT) 23467 1 10 REFERENCE (J,PR/C,99,015804,2019) 23467 1 11 #doi:10.1103/PhysRevC.99.015804 23467 1 12 METHOD (AMS) The isotope ratios 10Be/9Be measured relative 23467 1 13 to a 10Be/9Be standard. The 10Be/9Be isotope ratios 23467 1 14 in non-irradiated blanks quantified in a series of 23467 1 15 test measurements. 23467 1 16 (ACTIV) Neutron fluence determined by 197Au(n,gamma) 23467 1 17 and 94Zr(n,gamma)95Zr activation monitors. 23467 1 18 ADD-RES (THEO) MACS values were calculated for thermal 23467 1 19 energies between kT = 5 to 100 keV using the best fit 23467 1 20 to the experimental data of a direct radiative 23467 1 21 capture model. 23467 1 22 HISTORY (20190225C) VS 23467 1 23 (20200909U) SD: Small correction in Subent 002. 23467 1 24 (20211202A) SD: Correction in Subent 002. 23467 1 25 (20230212A) SD: Correction in Subent 006. 23467 1 26 ENDBIB 24 0 23467 1 27 NOCOMMON 0 0 23467 1 28 ENDSUBENT 27 0 23467 199999 SUBENT 23467002 20211202 230523467 2 1 BIB 12 42 23467 2 2 REACTION (4-BE-9(N,G)4-BE-10,,SIG,,MXW) 23467 2 3 FACILITY (VDG,2GERKFK) 23467 2 4 INC-SOURCE (P-LI7) Ep = 1912 keV 23467 2 5 INC-SPECT The spectrum integrated over the neutrons emitted 23467 2 6 into a forward cone of 120 degree opening angle is 23467 2 7 considered as a very good approximation to determine 23467 2 8 directly the cross section averaged over a 23467 2 9 Maxwell-Boltzmann distribution for a thermal energy 23467 2 10 of kT = 25 keV (quasi-Maxwell-Boltzmann spectrum). 23467 2 11 SAMPLE The samples were thin pellets 6 mm in diameter 23467 2 12 pressed from BeO powder. 23467 2 13 Sample Mass Thickness intrinsic 10Be content Irr. time 23467 2 14 (mg) (mm) 10Be/9Be(10**-14 at/at) (d) 23467 2 15 BeO-1 63.0 1.3 1.38 +- 0.06 15.4 23467 2 16 BeO-2 67.1 1.4 1.38 +- 0.06 10.4 23467 2 17 DETECTOR (HPGE) The induced activities of the Au flux monitor 23467 2 18 foils were measured using high-purity germanium 23467 2 19 detectors at a distance of 76 +- 1 mm. 23467 2 20 MONITOR (79-AU-197(N,G)79-AU-198,,SIG,,SPA) 23467 2 21 The standard value of (620 +- 11) mb at kT = 30 keV 23467 2 22 from A. Carlson+,J,NDS,148,143,2018 is normalized to 23467 2 23 the experimental neutron spectrum for the 25 keV 23467 2 24 quasi-Maxwellian spectrum. 23467 2 25 DECAY-MON (79-AU-198-G,2.70D,DG,411.8,0.9558) 23467 2 26 FLAG (1.) Sample BeO-1 23467 2 27 (2.) Sample BeO-2 23467 2 28 ERR-ANALYS (ERR-T) The total uncertainties defined from the 23467 2 29 following partial uncertainties: 23467 2 30 (ERR-S) AMS atom counting statistics - 2% 23467 2 31 (ERR-1) 10Be standard - 3% 23467 2 32 (ERR-2) AMS reproducibility - 2% 23467 2 33 (ERR-3) 10Be blank - 3% 23467 2 34 (ERR-4) mass of the Au sample - 0.3% 23467 2 35 (ERR-5) HPGe detector gamma efficiency - 2.0% 23467 2 36 (ERR-6) Gamma-ray intensity per decay - 0.12% 23467 2 37 (ERR-7,,0.1) Time factors 23467 2 38 (ERR-8,,1.5) Gold counts and background 23467 2 39 (MONIT-ERR) -1.8% 23467 2 40 STATUS (TABLE) Table VIII of Phys.Rev.C99(2019)015804. 23467 2 41 Supersede subentry 22994.002. 23467 2 42 HISTORY (20200909U) SD: Small correction in STATUS. 23467 2 43 (20211202A) SD: SF8=MXW -> SPA in MONITOR code. 23467 2 44 ENDBIB 42 0 23467 2 45 COMMON 10 6 23467 2 46 KT ERR-S ERR-1 ERR-2 ERR-3 ERR-4 23467 2 47 ERR-5 ERR-6 MONIT MONIT-ERR 23467 2 48 KEV PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 23467 2 49 PER-CENT PER-CENT MB MB 23467 2 50 25. 2. 3. 2. 3. 0.323467 2 51 2. 0.12 640. 11. 23467 2 52 ENDCOMMON 6 0 23467 2 53 DATA 3 2 23467 2 54 DATA ERR-T FLAG 23467 2 55 MICRO-B MICRO-B NO-DIM 23467 2 56 10.71 0.79 1. 23467 2 57 10.32 0.64 2. 23467 2 58 ENDDATA 4 0 23467 2 59 ENDSUBENT 58 0 23467 299999 SUBENT 23467003 20190226 227923467 3 1 BIB 4 10 23467 3 2 REACTION (4-BE-9(N,G)4-BE-10,,SIG,,MXW) 23467 3 3 ANALYSIS Mean value of BeO-1 and BeO-2 samples measurements. 23467 3 4 ERR-ANALYS (ERR-T) The total uncertainties of the mean value. 23467 3 5 (ERR-S) AMS atom counting statistics - 2% 23467 3 6 (ERR-1) 10Be standard - 3% 23467 3 7 (ERR-2,1.,3.) AMS reproducibility using detector 23467 3 8 "setup a", "setup b" 23467 3 9 (ERR-3) 10Be blank - 3% 23467 3 10 STATUS (TABLE) Table VIII of Phys.Rev.C99(2019)015804. 23467 3 11 (DEP,23467002) BeO-1 and BeO-2 samples data. 23467 3 12 ENDBIB 10 0 23467 3 13 COMMON 4 3 23467 3 14 KT ERR-S ERR-1 ERR-3 23467 3 15 KEV PER-CENT PER-CENT PER-CENT 23467 3 16 25. 3. 3. 3. 23467 3 17 ENDCOMMON 3 0 23467 3 18 DATA 2 1 23467 3 19 DATA ERR-T 23467 3 20 MICRO-B MICRO-B 23467 3 21 10.44 0.63 23467 3 22 ENDDATA 3 0 23467 3 23 ENDSUBENT 22 0 23467 399999 SUBENT 23467004 20190226 227923467 4 1 BIB 9 26 23467 4 2 REACTION (4-BE-9(N,G)4-BE-10,,SIG,,SPA) 23467 4 3 FACILITY (VDG,2GERKFK) The irradiations were carried out at the 23467 4 4 Karlsruhe Van de Graaff accelerator. 23467 4 5 INC-SOURCE (P-LI7) Ep = 2284 keV 23467 4 6 SAMPLE The sample was thin pellets 6 mm in diameter pressed 23467 4 7 from BeO powder. 23467 4 8 Sample Mass Thickness intrinsic 10Be content Irr. time 23467 4 9 (mg) (mm) 10Be/9Be(10**-14 at/at) (d) 23467 4 10 BeO-3 19.4 0.4 0.41 +- 0.13 4.12 23467 4 11 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 23467 4 12 DECAY-MON (79-AU-198-G,2.70D,DG,411.8,0.9558) 23467 4 13 MONIT-REF (,,3,ENDF/B-VII.1,,2011) 23467 4 14 ERR-ANALYS (ERR-T) The total uncertainties defined from the 23467 4 15 following partial uncertainties: 23467 4 16 (ERR-S) AMS atom counting statistics - 8% 23467 4 17 (ERR-1) 10Be standard - 3% 23467 4 18 (ERR-2) AMS reproducibility - 3% 23467 4 19 (ERR-3) 10Be blank - 6% 23467 4 20 (ERR-4) mass of the Au sample - 0.3% 23467 4 21 (ERR-5) HPGe detector gamma efficiency - 2.0% 23467 4 22 (ERR-6) Gamma-ray intensity per decay - 0.12% 23467 4 23 (ERR-7,,0.1) Time factors 23467 4 24 (ERR-8,,1.5) Gold counts and background 23467 4 25 (MONIT-ERR) -1.8% 23467 4 26 STATUS (TABLE) Table VIII of Phys.Rev.C99(2019)015804. 23467 4 27 (SUPPL,23467007) Neutron source spectrum 23467 4 28 ENDBIB 26 0 23467 4 29 COMMON 9 6 23467 4 30 ERR-S ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 23467 4 31 ERR-6 MONIT MONIT-ERR 23467 4 32 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 23467 4 33 PER-CENT MB MB 23467 4 34 8. 3. 3. 6. 0.3 2.23467 4 35 0.12 142.7 1.4 23467 4 36 ENDCOMMON 6 0 23467 4 37 DATA 4 1 23467 4 38 EN-MEAN EN-RSL-FW DATA ERR-T 23467 4 39 KEV KEV MICRO-B MICRO-B 23467 4 40 473. 38. 8.4 1.0 23467 4 41 ENDDATA 3 0 23467 4 42 ENDSUBENT 41 0 23467 499999 SUBENT 23467005 20190226 227923467 5 1 BIB 11 32 23467 5 2 REACTION (4-BE-9(N,G)4-BE-10,,SIG) 23467 5 3 FACILITY (REAC,2AUSATI) TRIGA Mark-II reactor at ATI Vienna. 23467 5 4 INC-SPECT Well-characterized thermal spectrum. The neutron flux 23467 5 5 at the irradiation position about 1 m from the core 23467 5 6 was (3.9 +- 0.2) x 10**11 n/cm2s. This position 23467 5 7 provides a thermal to epithermal flux ratio of 76. 23467 5 8 SAMPLE BeO powder filled into Eppendorf vials 23467 5 9 Sample Mass intrinsic 10Be content Irr. time 23467 5 10 (mg) 10Be/9Be(10**-14 at/at) (s) 23467 5 11 BeO-ATI1 1123 1.38 +- 0.06 550 23467 5 12 BeO-ATI2 1180 1.38 +- 0.06 3595 23467 5 13 FLAG (1.) Sample BeO-ATI1 23467 5 14 (2.) Sample BeO-ATI2 23467 5 15 MONITOR (40-ZR-94(N,G)40-ZR-95,,SIG) 23467 5 16 MONIT-REF (V1001377,S.F.Mughabghab,B,NEUT.RES,,,2006) 23467 5 17 ASSUMED (ASSUM1,40-ZR-94(N,G)40-ZR-95,,RI) 23467 5 18 (ASSUM2,4-BE-9(N,G)4-BE-10,,RI) 23467 5 19 REL-REF (R,,S.F.Mughabghab,B,NEUT.RES,,,2006) 94Zr(n,g) and 23467 5 20 9Be(n,g) resonance integrals 23467 5 21 ERR-ANALYS (ERR-T) The total uncertainties defined from the 23467 5 22 following partial uncertainties: 23467 5 23 (ERR-S) AMS atom counting statistics - 1% 23467 5 24 (ERR-1) 10Be standard - 3% 23467 5 25 (ERR-2) AMS reproducibility - 2% 23467 5 26 (ERR-3) Epithermal correction and geometry - 3% 23467 5 27 (ERR-4) Mass of the Zr sample - 0.3% 23467 5 28 (ERR-5) HPGe detector gamma efficiency - 2.0% 23467 5 29 (ERR-6) Gamma-ray intensity per decay - 0.5% 23467 5 30 (ERR-7,,0.1) Time factors 23467 5 31 (ERR-8,,1.5) Zr counts and background 23467 5 32 (MONIT-ERR) -3.4% 23467 5 33 STATUS (TABLE) Table VII of Phys.Rev.C99(2019)015804. 23467 5 34 ENDBIB 32 0 23467 5 35 COMMON 14 9 23467 5 36 EN MONIT MONIT-ERR ASSUM1 ASSUM1-ERR ASSUM2 23467 5 37 ASSUM2-ERR ERR-S ERR-1 ERR-2 ERR-3 ERR-4 23467 5 38 ERR-5 ERR-6 23467 5 39 EV MB MB MB MB MB 23467 5 40 MB PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 23467 5 41 PER-CENT PER-CENT 23467 5 42 0.0253 49.4 1.7 280. 10. 3.823467 5 43 0.2 1. 3. 2. 3. 0.3 23467 5 44 2. 0.5 23467 5 45 ENDCOMMON 9 0 23467 5 46 DATA 3 2 23467 5 47 DATA ERR-T FLAG 23467 5 48 MB MB NO-DIM 23467 5 49 8.11 0.54 1. 23467 5 50 8.51 0.57 2. 23467 5 51 ENDDATA 4 0 23467 5 52 ENDSUBENT 51 0 23467 599999 SUBENT 23467006 20230212 231423467 6 1 BIB 5 7 23467 6 2 REACTION (4-BE-9(N,G)4-BE-10,,SIG,,AV) 23467 6 3 ANALYSIS Mean value of BeO-1 and BeO-2 samples measurements. 23467 6 4 ERR-ANALYS (DATA-ERR) No information of sources of uncertainties. 23467 6 5 STATUS (TABLE) Table VII of Phys.Rev.C99(2019)015804. 23467 6 6 (DEP,23467005) BeO-ATI1 and BeO-ATI1 samples data. 23467 6 7 HISTORY (20230212A) SD: SF1=Zr-94 -> Be-9; SF4=Zr-95 -> Be-10; 23467 6 8 SF8=AV added to REACTION code. 23467 6 9 ENDBIB 7 0 23467 6 10 NOCOMMON 0 0 23467 6 11 DATA 3 1 23467 6 12 EN DATA DATA-ERR 23467 6 13 EV MB MB 23467 6 14 0.0253 8.31 0.52 23467 6 15 ENDDATA 3 0 23467 6 16 ENDSUBENT 15 0 23467 699999 SUBENT 23467007 20190705 227923467 7 1 BIB 2 128 23467 7 2 SUPPL-INF (INCSP) Neutron spectrum 23467 7 3 Col. 1: Incident neutron energy (keV) 23467 7 4 Col. 2: Neutron spectrum (arb. units) 23467 7 5 --------------------------- 23467 7 6 343.4 0.000 23467 7 7 345.9 0.010 23467 7 8 349.0 0.050 23467 7 9 351.3 0.060 23467 7 10 354.3 0.109 23467 7 11 357.6 0.179 23467 7 12 359.4 0.179 23467 7 13 362.2 0.288 23467 7 14 364.0 0.298 23467 7 15 365.3 0.367 23467 7 16 369.3 0.437 23467 7 17 369.8 0.496 23467 7 18 371.1 0.496 23467 7 19 373.4 0.575 23467 7 20 381.6 0.923 23467 7 21 383.1 0.923 23467 7 22 386.1 1.081 23467 7 23 387.9 1.081 23467 7 24 389.2 1.171 23467 7 25 390.2 1.171 23467 7 26 391.2 1.280 23467 7 27 392.0 1.250 23467 7 28 395.0 1.399 23467 7 29 395.8 1.399 23467 7 30 397.8 1.538 23467 7 31 399.9 1.577 23467 7 32 401.1 1.567 23467 7 33 401.9 1.677 23467 7 34 404.2 1.746 23467 7 35 405.0 1.746 23467 7 36 406.0 1.825 23467 7 37 407.5 1.825 23467 7 38 409.0 1.935 23467 7 39 409.8 1.935 23467 7 40 411.1 2.004 23467 7 41 412.8 2.063 23467 7 42 413.9 2.054 23467 7 43 417.9 2.192 23467 7 44 419.0 2.192 23467 7 45 421.8 2.391 23467 7 46 422.8 2.391 23467 7 47 423.8 2.421 23467 7 48 425.1 2.421 23467 7 49 426.8 2.480 23467 7 50 429.9 2.639 23467 7 51 431.2 2.639 23467 7 52 433.7 2.688 23467 7 53 435.0 2.748 23467 7 54 436.3 2.758 23467 7 55 438.3 2.847 23467 7 56 439.1 2.847 23467 7 57 440.1 2.917 23467 7 58 442.9 2.996 23467 7 59 444.1 2.976 23467 7 60 445.2 3.046 23467 7 61 446.2 3.046 23467 7 62 450.0 3.214 23467 7 63 451.0 3.204 23467 7 64 452.3 3.244 23467 7 65 454.1 3.333 23467 7 66 455.1 3.333 23467 7 67 456.1 3.304 23467 7 68 457.9 3.452 23467 7 69 458.9 3.373 23467 7 70 460.2 3.562 23467 7 71 462.0 3.502 23467 7 72 463.0 3.641 23467 7 73 464.0 3.591 23467 7 74 465.3 3.631 23467 7 75 466.0 3.601 23467 7 76 466.8 3.700 23467 7 77 468.8 3.750 23467 7 78 470.1 3.730 23467 7 79 472.1 3.869 23467 7 80 473.9 3.869 23467 7 81 476.2 3.958 23467 7 82 477.0 3.958 23467 7 83 478.8 4.028 23467 7 84 480.0 4.097 23467 7 85 481.0 4.038 23467 7 86 482.1 4.127 23467 7 87 483.8 4.127 23467 7 88 485.1 4.276 23467 7 89 486.1 4.266 23467 7 90 487.9 4.315 23467 7 91 488.9 4.306 23467 7 92 490.2 4.395 23467 7 93 491.2 4.425 23467 7 94 492.5 4.514 23467 7 95 494.8 4.554 23467 7 96 496.1 4.623 23467 7 97 497.1 4.563 23467 7 98 502.4 4.782 23467 7 99 502.9 4.871 23467 7 100 503.9 4.831 23467 7 101 505.0 4.950 23467 7 102 506.0 4.931 23467 7 103 507.5 5.000 23467 7 104 509.0 4.802 23467 7 105 511.1 4.712 23467 7 106 511.8 4.643 23467 7 107 513.1 4.613 23467 7 108 514.9 4.345 23467 7 109 517.2 4.216 23467 7 110 517.9 4.077 23467 7 111 523.0 3.571 23467 7 112 525.1 3.462 23467 7 113 526.8 3.204 23467 7 114 528.9 3.085 23467 7 115 529.9 2.867 23467 7 116 533.0 2.629 23467 7 117 536.3 2.321 23467 7 118 537.8 2.083 23467 7 119 538.8 2.034 23467 7 120 542.1 1.716 23467 7 121 545.9 1.210 23467 7 122 546.9 1.161 23467 7 123 550.0 0.734 23467 7 124 551.0 0.655 23467 7 125 553.6 0.327 23467 7 126 556.9 0.069 23467 7 127 558.7 0.020 23467 7 128 STATUS (CURVE) Scanned from Fig. 3 lower panel, 23467 7 129 Phys.Rev.C99(2019)015804 23467 7 130 ENDBIB 128 0 23467 7 131 NOCOMMON 0 0 23467 7 132 NODATA 0 0 23467 7 133 ENDSUBENT 132 0 23467 799999 ENDENTRY 7 0 2346799999999