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Interaction of elemental mercury with selenium surfaces: model experiments for investigations of superheavy elements copernicium and flerovium

  • N. M. Chiera
  • , N. V. Aksenov
  • , Y. V. Albin
  • , G. A. Bozhikov
  • , V. I. Chepigin
  • , S. N. Dmitriev
  • , R. Dressler
  • , R. Eichler
  • , V. Ya Lebedev
  • , A. Madumarov
  • , O. N. Malyshev
  • , D. Piguet
  • , Y. A. Popov
  • , A. V. Sabelnikov
  • , P. Steinegger
  • , A. I. Svirikhin
  • , A. Türler
  • , G. K. Vostokin
  • , A. Vögele
  • , A. V. Yeremin

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

The adsorption behavior of 197Hg and 183–185Hg on red amorphous selenium (red a-Se) and trigonal selenium (t-Se) was investigated experimentally by off-line and on-line gas chromatographic methods, in preparation of a sensitive chemical separation and characterization of the transactinides copernicium (Cn, Z = 112) and flerovium (Fl, Z = 114). Monte-Carlo simulations of a diffusion controlled deposition were in good agreement with the experimental results, assuming as interaction limits −ΔHads red a-Se(Hg) > 85 kJ/mol, and −ΔHads t-Se(Hg) < 60 kJ/mol. Both Se allotropes can be used as stationary surfaces in comparative gas-chromatographic chemical investigations of Cn and Fl.

Original languageEnglish
Pages (from-to)99-108
Number of pages10
JournalJournal of Radioanalytical and Nuclear Chemistry
Volume311
Issue number1
DOIs
StatePublished - Jan 1 2017

Keywords

  • Adsorption
  • Isothermal gas chromatography
  • Mercury
  • Model experiments for Cn and Fl
  • Selenium surface
  • Superheavy elements

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