ENTRY F1423 20200629 F081F142300000001 SUBENT F1423001 20200629 F081F142300100001 BIB 9 23 F142300100002 TITLE Uranium and thorium fission induced by sub-barrier F142300100003 deuterons. F142300100004 AUTHOR (G.I.Marov,Yu.A.Nemilov,Yu.A.Selitskiy,V.P.Eismont) F142300100005 INSTITUTE (4RUSRI) F142300100006 REFERENCE (J,ZET,44,1445,1963) F142300100007 (J,JET,17,971,1963) English translation F142300100008 FACILITY (CYCLO,4RUSRI) F142300100009 DETECTOR (SIBAR) Fission fragments were registered with a F142300100010 surface-barrier semiconductor detector of 25 mm2 F142300100011 working area, made of n-type silicon having F142300100012 resistivity of the order 150 Omega-cm; the amplitude F142300100013 resolution of the detector was 2% in recording the F142300100014 spectrum of Am-241 alpha particles. Measurements were F142300100015 performed with a small (4 V) bias on the detector, F142300100016 so that only the fragment ranges would fit within the F142300100017 registering layer and scattered deuterons would lose F142300100018 a minimal fraction of their energy. F142300100019 METHOD (BCINT,PHD) F142300100020 SAMPLE The target backing was aluminum foil 5 mu-m thick. A F142300100021 uniform layer of fissionable material was deposited F142300100022 by vacuum evaporation of the low-melting compounds F142300100023 UF4 and ThF4. F142300100024 HISTORY (20200629C) F142300100025 ENDBIB 23 0 F142300100026 COMMON 1 3 F142300100027 EN-ERR F142300100028 MEV F142300100029 0.1 F142300100030 ENDCOMMON 3 0 F142300100031 ENDSUBENT 30 0 F142300199999 SUBENT F1423002 20200629 F081F142300200001 BIB 4 5 F142300200002 REACTION (90-TH-232(D,F),,SIG) F142300200003 SAMPLE The TH-232 layer thickness was 248 mu/cm2. F142300200004 ERR-ANALYS (DATA-ERR) No source of uncertainty for the error bars F142300200005 is given F142300200006 STATUS (CURVE) Fig.2 F142300200007 ENDBIB 5 0 F142300200008 COMMON 1 3 F142300200009 ERR-DIG F142300200010 MB F142300200011 0.00186 F142300200012 ENDCOMMON 3 0 F142300200013 DATA 3 2 F142300200014 EN DATA DATA-ERR F142300200015 MEV MB MB F142300200016 5.8 0.01765 0.00224 F142300200017 6.2 0.04841 0.00268 F142300200018 ENDDATA 4 0 F142300200019 ENDSUBENT 18 0 F142300299999 SUBENT F1423003 20200629 F081F142300300001 BIB 4 4 F142300300002 REACTION (90-TH-232(D,F),,SIG) F142300300003 SAMPLE The TH-232 layer thickness was 248 mu/cm2. F142300300004 ERR-ANALYS (DATA-ERR) Accuracy of cross section definition F142300300005 STATUS (TABLE) Data from text, p. 1445 F142300300006 ENDBIB 4 0 F142300300007 NOCOMMON 0 0 F142300300008 DATA 3 1 F142300300009 EN DATA DATA-ERR F142300300010 MEV MB PER-CENT F142300300011 6.6 0.15 10. F142300300012 ENDDATA 3 0 F142300300013 ENDSUBENT 12 0 F142300399999 SUBENT F1423004 20200629 F081F142300400001 BIB 4 5 F142300400002 REACTION (92-U-238(D,F),,SIG) F142300400003 SAMPLE The U-238 layer thickness was 240 mu/cm2. F142300400004 ERR-ANALYS (DATA-ERR) No source of uncertainty for the error bars F142300400005 is given F142300400006 STATUS (CURVE) Fig.2 F142300400007 ENDBIB 5 0 F142300400008 COMMON 1 3 F142300400009 ERR-DIG F142300400010 MB F142300400011 0.00186 F142300400012 ENDCOMMON 3 0 F142300400013 DATA 3 2 F142300400014 EN DATA DATA-ERR F142300400015 MEV MB MB F142300400016 5.8 0.03080 0.00294 F142300400017 6.2 0.07676 0.00392 F142300400018 ENDDATA 4 0 F142300400019 ENDSUBENT 18 0 F142300499999 SUBENT F1423005 20200629 F081F142300500001 BIB 4 4 F142300500002 REACTION (92-U-238(D,F),,SIG) F142300500003 SAMPLE The U-238 layer thickness was 240 mu/cm2. F142300500004 ERR-ANALYS (DATA-ERR) Accuracy of cross section definition F142300500005 STATUS (TABLE) Data from text, p. 1445 F142300500006 ENDBIB 4 0 F142300500007 NOCOMMON 0 0 F142300500008 DATA 3 1 F142300500009 EN DATA DATA-ERR F142300500010 MEV MB PER-CENT F142300500011 6.6 0.16 10. F142300500012 ENDDATA 3 0 F142300500013 ENDSUBENT 12 0 F142300599999 SUBENT F1423006 20200629 F081F142300600001 BIB 4 5 F142300600002 REACTION (92-U-235(D,F),,SIG) F142300600003 SAMPLE The U-235 layer thickness was 176 mu/cm2. F142300600004 ERR-ANALYS (DATA-ERR) No source of uncertainty for the error bars F142300600005 is given F142300600006 STATUS (CURVE) Fig.2 F142300600007 ENDBIB 5 0 F142300600008 COMMON 1 3 F142300600009 ERR-DIG F142300600010 MB F142300600011 0.00186 F142300600012 ENDCOMMON 3 0 F142300600013 DATA 3 2 F142300600014 EN DATA DATA-ERR F142300600015 MEV MB MB F142300600016 5.8 0.17934 0.01590 F142300600017 6.2 0.41040 0.02271 F142300600018 ENDDATA 4 0 F142300600019 ENDSUBENT 18 0 F142300699999 SUBENT F1423007 20200629 F081F142300700001 BIB 4 4 F142300700002 REACTION (92-U-235(D,F),,SIG) F142300700003 SAMPLE The U-235 layer thickness was 176 mu/cm2. F142300700004 ERR-ANALYS (DATA-ERR) Accuracy of cross section definition F142300700005 STATUS (TABLE) Data from text, p. 1445 F142300700006 ENDBIB 4 0 F142300700007 NOCOMMON 0 0 F142300700008 DATA 3 1 F142300700009 EN DATA DATA-ERR F142300700010 MEV MB PER-CENT F142300700011 6.6 0.75 10. F142300700012 ENDDATA 3 0 F142300700013 ENDSUBENT 12 0 F142300799999 SUBENT F1423008 20200629 F081F142300800001 BIB 4 5 F142300800002 REACTION (92-U-233(D,F),,SIG) F142300800003 SAMPLE The U-233 layer thickness was 6 mu/cm2. F142300800004 ERR-ANALYS (DATA-ERR) No source of uncertainty for the error bars F142300800005 is given F142300800006 STATUS (CURVE) Fig.2 F142300800007 ENDBIB 5 0 F142300800008 COMMON 1 3 F142300800009 ERR-DIG F142300800010 MB F142300800011 0.00186 F142300800012 ENDCOMMON 3 0 F142300800013 DATA 3 2 F142300800014 EN DATA DATA-ERR F142300800015 MEV MB MB F142300800016 5.8 0.35457 0.03220 F142300800017 6.2 0.75406 0.03934 F142300800018 ENDDATA 4 0 F142300800019 ENDSUBENT 18 0 F142300899999 SUBENT F1423009 20200629 F081F142300900001 BIB 4 4 F142300900002 REACTION (92-U-233(D,F),,SIG) F142300900003 SAMPLE The U-233 layer thickness was 6 mu/cm2. F142300900004 ERR-ANALYS (DATA-ERR) Accuracy of cross section definition F142300900005 STATUS (TABLE) Data from text, p. 1445 F142300900006 ENDBIB 4 0 F142300900007 NOCOMMON 0 0 F142300900008 DATA 3 1 F142300900009 EN DATA DATA-ERR F142300900010 MEV MB PER-CENT F142300900011 6.6 0.12 10. F142300900012 ENDDATA 3 0 F142300900013 ENDSUBENT 12 0 F142300999999 ENDENTRY 9 0 F142399999999