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Reactivity of Ts and At oxides and oxyhydrides with a gold surface from periodic DFT calculations. / Рыжков, Антон Михайлович; Pershina, Valeria; Ilias, Miroslav; Шабаев, Владимир Моисеевич.

In: Physical Chemistry Chemical Physics, Vol. 26, No. 13, 07.03.2024, p. 9975-9983.

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@article{1932737989804716bf09c1ee24933e9d,
title = "Reactivity of Ts and At oxides and oxyhydrides with a gold surface from periodic DFT calculations",
abstract = "Adsorption energies, Eads, of oxides and oxyhydrides of the superheavy element (SHEs) Ts and of its lighter homologue At on the gold surface are predicted on the basis of relativistic periodic density functional theory calculations via AMS BAND software. The following compounds were considered: MO, MO2, MOO, and MO(OH) (where M = At and Ts). The aim of this study is to support “one-atom-at-a-time” gas-phase chromatography experiments on reactivity/volatility of SHEs. The results obtained indicate that all the molecules investigated should interact fairly strongly with the gold surface, with those of Ts being more reactive than At ones. The similarity in the Eads values of all the considered At compounds would make it challenging to differentiate between them while measuring their adsorption enthalpies, given experimental uncertainty. However, the difference in Eads among Ts compounds is more pronounced, so that one should be able to differentiate between the species.",
author = "Рыжков, {Антон Михайлович} and Valeria Pershina and Miroslav Ilias and Шабаев, {Владимир Моисеевич}",
year = "2024",
month = mar,
day = "7",
doi = "10.1039/d3cp05645g",
language = "English",
volume = "26",
pages = "9975--9983",
journal = "Physical Chemistry Chemical Physics",
issn = "1463-9076",
publisher = "Royal Society of Chemistry",
number = "13",

}

RIS

TY - JOUR

T1 - Reactivity of Ts and At oxides and oxyhydrides with a gold surface from periodic DFT calculations

AU - Рыжков, Антон Михайлович

AU - Pershina, Valeria

AU - Ilias, Miroslav

AU - Шабаев, Владимир Моисеевич

PY - 2024/3/7

Y1 - 2024/3/7

N2 - Adsorption energies, Eads, of oxides and oxyhydrides of the superheavy element (SHEs) Ts and of its lighter homologue At on the gold surface are predicted on the basis of relativistic periodic density functional theory calculations via AMS BAND software. The following compounds were considered: MO, MO2, MOO, and MO(OH) (where M = At and Ts). The aim of this study is to support “one-atom-at-a-time” gas-phase chromatography experiments on reactivity/volatility of SHEs. The results obtained indicate that all the molecules investigated should interact fairly strongly with the gold surface, with those of Ts being more reactive than At ones. The similarity in the Eads values of all the considered At compounds would make it challenging to differentiate between them while measuring their adsorption enthalpies, given experimental uncertainty. However, the difference in Eads among Ts compounds is more pronounced, so that one should be able to differentiate between the species.

AB - Adsorption energies, Eads, of oxides and oxyhydrides of the superheavy element (SHEs) Ts and of its lighter homologue At on the gold surface are predicted on the basis of relativistic periodic density functional theory calculations via AMS BAND software. The following compounds were considered: MO, MO2, MOO, and MO(OH) (where M = At and Ts). The aim of this study is to support “one-atom-at-a-time” gas-phase chromatography experiments on reactivity/volatility of SHEs. The results obtained indicate that all the molecules investigated should interact fairly strongly with the gold surface, with those of Ts being more reactive than At ones. The similarity in the Eads values of all the considered At compounds would make it challenging to differentiate between them while measuring their adsorption enthalpies, given experimental uncertainty. However, the difference in Eads among Ts compounds is more pronounced, so that one should be able to differentiate between the species.

UR - https://www.mendeley.com/catalogue/11a4fc37-b68c-392b-a612-fba25f8f4853/

U2 - 10.1039/d3cp05645g

DO - 10.1039/d3cp05645g

M3 - Article

VL - 26

SP - 9975

EP - 9983

JO - Physical Chemistry Chemical Physics

JF - Physical Chemistry Chemical Physics

SN - 1463-9076

IS - 13

ER -

ID: 117948850