About: A new method of pure In-111 production by proton-induced nuclear reactions with enriched Sn-112     Goto   Sponge   NotDistinct   Permalink

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  • Hledali jsme jednoduchou a spolehlivou cestu produkce In-111 s nejvyšší radionuklidovou čistotou z reakcí Sn-112(p,2n)Sb-111 and Sn-112(p,pn)Sn-111. Terčíkem byl Sn-112 obohacený na 84%. Měřili jsem aktivační účinné průřezy reakcí použitím protonů o energii 23.6 +/- 0.8 MeV použitím HPGe detektorů. V monitorovacích Ni foliích jsme identifikovali aktivity Co-55 (T-1/2 = 17.5 h) a Cu-60 (T-1/2 = 23.7 min). Jejich účinné průřezy jsou Ni-nat(p,X)Co-55 : 36.6 +- 4 mb a Ni-nat(p,X)Cu-60 : 64.4 +- 7 mb; účiné průřezy reakcí na izotopech cínu jsou Sn-112(p,n) : 4 +- 0.8 mb; Sn-112(p,2n) : 182 +- 26 mb; Sn-112(p,pn) : 307 +- 35 mb; Sn-114(p,2n) : 442 +- 52 mb; Sn-117(p,n) : 15 +- 3 mb; Sn-117(p,p'gama)Sn-117m : 0.37 +- 0.06 mb; Sn-115(p,2p)In-114m2 : 0.01 +- 0.002 mb. Očekávaný zisk In-111 je 46 MBq/uAh (1.2 mCi/uAh). Znečištění In-111 nežádoucím izotopem In-114m2 je jedno z nejnižších citovaných v literatuře. Měřené účinné průřezy byly porovnány s výpočty pomocí programů EMPIRE a TALYS. (cs)
  • We aimed to find a simple and reliable way of In-111 production with the highest radionuclide purity, produced by the Sn-112(p,2n)Sb-111 and Sn-112(p,pn)Sn-111 reactions, respectively. The target was Sn-112 enriched to 84%. We measured activation cross sections for reactions induced by 23.6 +/- 0.8 MeV energy protons. Gamma-ray spectroscopy with HPGe detectors has been used. We also identified the activities of Co-55 (T-1/2 = 17.5 h) and Cu-60 (T-1/2 = 23.7 min) in monitoring Ni foils. The cross sections of reactions are: Ni-nat(p,X)Co-55 : 36.6 +- 4 mb and Ni-nat(p,X)Cu-60 : 64.4 +- 7 mb. The cross sections on tin are: Sn-112(p,n) : 4 +- 0.8 mb; Sn-112(p,2n) : 182 +- 26 mb; Sn-112(p,pn) : 307 +- 35 mb; Sn-114(p,2n) : 442 +- 52 mb; Sn-117(p,n) : 15 +- 3 mb; Sn-117(p,p'gamma)Sn-117m : 0.37 +- 0.06 mb; Sn-115(p,2p)In-114m2 : 0.01 +- 0.002 mb...
  • We aimed to find a simple and reliable way of In-111 production with the highest radionuclide purity, produced by the Sn-112(p,2n)Sb-111 and Sn-112(p,pn)Sn-111 reactions, respectively. The target was Sn-112 enriched to 84%. We measured activation cross sections for reactions induced by 23.6 +/- 0.8 MeV energy protons. Gamma-ray spectroscopy with HPGe detectors has been used. We also identified the activities of Co-55 (T-1/2 = 17.5 h) and Cu-60 (T-1/2 = 23.7 min) in monitoring Ni foils. The cross sections of reactions are: Ni-nat(p,X)Co-55 : 36.6 +- 4 mb and Ni-nat(p,X)Cu-60 : 64.4 +- 7 mb. The cross sections on tin are: Sn-112(p,n) : 4 +- 0.8 mb; Sn-112(p,2n) : 182 +- 26 mb; Sn-112(p,pn) : 307 +- 35 mb; Sn-114(p,2n) : 442 +- 52 mb; Sn-117(p,n) : 15 +- 3 mb; Sn-117(p,p'gamma)Sn-117m : 0.37 +- 0.06 mb; Sn-115(p,2p)In-114m2 : 0.01 +- 0.002 mb... (en)
Title
  • A new method of pure In-111 production by proton-induced nuclear reactions with enriched Sn-112
  • A new method of pure In-111 production by proton-induced nuclear reactions with enriched Sn-112 (en)
  • Nová metoda produkce In-111 pomocí protonů indukovaných nukleárními reakcemi s obohaceným Sn-112 (cs)
skos:prefLabel
  • A new method of pure In-111 production by proton-induced nuclear reactions with enriched Sn-112
  • A new method of pure In-111 production by proton-induced nuclear reactions with enriched Sn-112 (en)
  • Nová metoda produkce In-111 pomocí protonů indukovaných nukleárními reakcemi s obohaceným Sn-112 (cs)
skos:notation
  • RIV/47813059:19240/07:#0001973!RIV09-MSM-19240___
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • S
http://linked.open...iv/cisloPeriodika
  • 1
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 408005
http://linked.open...ai/riv/idVysledku
  • RIV/47813059:19240/07:#0001973
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • cross sections, Sn isotopes, proton-induced reactions, In-111 production, diagnostic radioisotope (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • PL - Polská republika
http://linked.open...ontrolniKodProRIV
  • [ECED4B7AE00A]
http://linked.open...i/riv/nazevZdroje
  • NUKLEONIKA
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 52
http://linked.open...iv/tvurceVysledku
  • Běták, Emil
http://linked.open...ain/vavai/riv/wos
  • 000245377800004
issn
  • 0029-5922
number of pages
http://localhost/t...ganizacniJednotka
  • 19240
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