ENTRY F1392 20240216 F139200000001 SUBENT F1392001 20240216 20240513 F139200100001 BIB 11 18 F139200100002 TITLE Secondary nuclear reactions induced in bismuth and F139200100003 lead by high-energy proton bombardment F139200100004 AUTHOR (B.V.Kurchatov,V.N.Mekhedov,L.V.Chistiakov, F139200100005 M.Ia.Kuznetsova,N.I.Borisova,V.G.Solov'ev) F139200100006 INSTITUTE (4ZZZDUB) F139200100007 REFERENCE (J,JET,8,40,1959) English translation F139200100008 (J,ZET,35,56,1958) F139200100009 FACILITY (LINAC,4ZZZDUB) F139200100010 METHOD (ACTIV,CHSEP,ASPEC) F139200100011 DETECTOR (IOCH) Alpha activity was measured. F139200100012 (GEMUC) To study the astatine isotopes which decay F139200100013 through the capture of an orbital electron. F139200100014 ANALYSIS (DECAY) F139200100015 MONITOR (13-AL-27(P,X)11-NA-24,,SIG) F139200100016 DECAY-MON (11-NA-24,14.8HR) F139200100017 HISTORY (20191220C) F139200100018 (20240216A) SD: Correction according to MEMO CP-D/1072:F139200100019 Subents 002.1-004 deleted (211At production impossible)F139200100020 ENDBIB 18 0 F139200100021 COMMON 1 3 F139200100022 MONIT F139200100023 MB F139200100024 10. F139200100025 ENDCOMMON 3 0 F139200100026 ENDSUBENT 25 0 F139200199999 SUBENT F1392002 20240216 20240513 F139200200001 BIB 6 14 F139200200002 REACTION (83-BI-209(P,X)85-AT-210,,SIG) F139200200003 Averages from several measurements are given. F139200200004 METHOD Period of the bombardment ranged from 7 to 20 min. F139200200005 DECAY-DATA (85-AT-210,8.3HR) F139200200006 SAMPLE Bismuth of high purity, shown by chemical analysis F139200200007 to contain < 0.001 % of thorium and < 0.01 % of uraniumF139200200008 was used. The metal plates used in the experiments F139200200009 measured 10 x 15 x 2 mm and weighed up to 2 g. The F139200200010 plates were wrapped in aluminum foil 25 microns thick F139200200011 and were bombarded by a 0.2 to 0.4 mu-ampere proton F139200200012 current. F139200200013 STATUS (TABLE,,B.V.Kurchatov+,J,JET,8,40,1959) Tables 1, 2 F139200200014 HISTORY (20240216A) SD: REACTION code (1) deleted (211At F139200200015 production impossible). STATUS updated. F139200200016 ENDBIB 14 0 F139200200017 NOCOMMON 0 0 F139200200018 DATA 2 1 F139200200019 EN DATA F139200200020 MEV MB F139200200021 480. 0.02 F139200200022 ENDDATA 3 0 F139200200023 ENDSUBENT 22 0 F139200299999 NOSUBENT F1392003 20240216 20240513 F139200300001 NOSUBENT F1392004 20240216 20240513 F139200400001 ENDENTRY 4 0 F139299999999