ENTRY 23732 20201007 22952373200000001 SUBENT 23732001 20201007 22952373200100001 BIB 13 23 2373200100002 TITLE Determination of the thermal neutron induced 2373200100003 41Ca(n,p)41K and 41Ca(n,a)38Ar reaction cross 2373200100004 sections 2373200100005 AUTHOR (C.Wagemans, R.Bieber, H.Weigmann, P.Geltenbort) 2373200100006 INSTITUTE (2BLGGHT,2ZZZGEL,2FR ILL) 2373200100007 REFERENCE (J,PR/C,57,1766,1998) 2373200100008 (C,97TRIEST,2,1568,1997) Same data given 2373200100009 FACILITY (REAC,2FR ILL) High-Flux Reactor 2373200100010 INC-SOURCE (REAC) end of the 87 m curved neutron guide H22 2373200100011 INC-SPECT The ratio of slow neutrons to epithermal+fast neutrons 2373200100012 is 1E+6. 2373200100013 SAMPLE (20-CA-41,ENR=0.8169) A thin 41CaF2 sample (41Ca mass 2373200100014 23+/-3 ug) on an Al backing (20 um thick) 2373200100015 (20-CA-41,ENR=0.6338) A thicker CaCO3 sample (41Ca 2373200100016 mass 289+/-37 ug) 2373200100017 DECAY-DATA (20-CA-41,1.06E+5YR) (1.06+/-0.10)E+5 year 2373200100018 MONITOR (92-U-235(N,F),,SIG) 2373200100019 CORRECTION Corrected for backgrounds by performing runs 2373200100020 - with the sample but without beam 2373200100021 - with the sample rotated over 180 deg with beam 2373200100022 - with a dummy sample rotated over 180 deg with beam 2373200100023 STATUS (APRVD) Approved by Cyriel Wagemans (2020-10-09) 2373200100024 HISTORY (20201007C) On 2373200100025 ENDBIB 23 0 2373200100026 COMMON 3 3 2373200100027 KT-DUMMY MONIT MONIT-ERR 2373200100028 EV B B 2373200100029 0.0253 584.25 1.10 2373200100030 ENDCOMMON 3 0 2373200100031 ENDSUBENT 30 0 2373200199999 SUBENT 23732002 20201007 22952373200200001 BIB 4 5 2373200200002 REACTION (20-CA-41(N,A)18-AR-38,PAR,SIG,,MXW) 2373200200003 DETECTOR (SI) Depleted Si-Au detector (300 mm2, 28 um thick) 2373200200004 ERR-ANALYS (DATA-ERR) Mainly due to uncertainty in the number 2373200200005 of 41Ca atoms in the layer 2373200200006 STATUS (TABLE) Text (p.1768) of Phys.Rev.C57(1998)1766 2373200200007 ENDBIB 5 0 2373200200008 NOCOMMON 0 0 2373200200009 DATA 3 2 2373200200010 E-LVL DATA DATA-ERR 2373200200011 MEV MB MB 2373200200012 0. 42. 6. 2373200200013 2.17 130. 25. 2373200200014 ENDDATA 4 0 2373200200015 ENDSUBENT 14 0 2373200299999 SUBENT 23732003 20201007 22952373200300001 BIB 5 8 2373200300002 REACTION (20-CA-41(N,G+A)18-AR-38,SEQ,SIG,,MXW) 2373200300003 DETECTOR (SI) Depleted Si-Au detector (300 mm2, 28 um thick) 2373200300004 ANALYSIS Events in the alpha spectrum between (n,a0) and (n,a1) 2373200300005 assigned to (n,g+a). 2373200300006 ERR-ANALYS (DATA-ERR) Equally due to uncertainty in the number 2373200300007 of 41Ca atoms in the layer and the background 2373200300008 correction 2373200300009 STATUS (TABLE) Text (p.1768) of Phys.Rev.C57(1998)1766 2373200300010 ENDBIB 8 0 2373200300011 NOCOMMON 0 0 2373200300012 DATA 2 1 2373200300013 DATA DATA-ERR 2373200300014 MB MB 2373200300015 10. 2. 2373200300016 ENDDATA 3 0 2373200300017 ENDSUBENT 16 0 2373200399999 SUBENT 23732004 20201007 22952373200400001 BIB 4 7 2373200400002 REACTION (20-CA-41(N,P)19-K-41,,SIG,,MXW) 2373200400003 DETECTOR (SI) Depleted Si-Au detector (300 mm2, 30 um thick) 2373200400004 covered with a Mylar foil (5 um thick) 2373200400005 ERR-ANALYS (DATA-ERR) Equally due to uncertainty in the number 2373200400006 of 41Ca atoms in the layer and the background 2373200400007 correction 2373200400008 STATUS (TABLE) Text (p.1769) of Phys.Rev.C57(1998)1766 2373200400009 ENDBIB 7 0 2373200400010 NOCOMMON 0 0 2373200400011 DATA 2 1 2373200400012 DATA DATA-ERR 2373200400013 MB MB 2373200400014 7. 2. 2373200400015 ENDDATA 3 0 2373200400016 ENDSUBENT 15 0 2373200499999 ENDENTRY 4 0 2373299999999