Kinetics of the formation of precipitates and the physicochemical properties of technetium-99 and rhenium sulfides according to small-angle X-ray scattering and ultramicrocentrifugation data
- 作者: German K.E.1,2, Obruchnikova Y.A.1,2, Safonov A.V.1,2, Tregubova V.E.1,2, Afanas’ev A.V.1,2, Kopytin A.V.3, Kryzhovets O.S.2,3, Poineau F.4,5, Abkhalimov E.V.1, Shiryaev A.A.1
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隶属关系:
- Frumkin Institute of Physical Chemistry and Electrochemistry
- REAVIZ Medical University, Moscow Branch
- Kurnakov Institute of General and Inorganic Chemistry
- University of Nevada, Las Vegas
- SUBATECH
- 期: 卷 61, 编号 11 (2016)
- 页面: 1445-1450
- 栏目: Physical Methods of Investigation
- URL: https://journals.rcsi.science/0036-0236/article/view/166908
- DOI: https://doi.org/10.1134/S0036023616110061
- ID: 166908
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详细
The interaction of technetium and rhenium with sulfides in aqueous solutions was studied by small-angle X-ray scattering and ultramicrocentrifugation. It was shown that, although the stoichiometry of technetium sulfide corresponds to the formula Tc2S7–x, the oxidation state of technetium in it is +4 and the excess sulfur is bound into a disulfide group so that its formula can correctly be written as [Tc3(µ3-S)(µ2-S2)3(S2)(3n–n)/n)]n. The determination of the solubility of technetium sulfide is complicated by its tendency to form colloids, which was the reason why the above methods were chosen to find features of its formation and describe its solubility in solutions.
作者简介
K. German
Frumkin Institute of Physical Chemistry and Electrochemistry; REAVIZ Medical University, Moscow Branch
编辑信件的主要联系方式.
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071; Moscow, 107564
Ya. Obruchnikova
Frumkin Institute of Physical Chemistry and Electrochemistry; REAVIZ Medical University, Moscow Branch
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071; Moscow, 107564
A. Safonov
Frumkin Institute of Physical Chemistry and Electrochemistry; REAVIZ Medical University, Moscow Branch
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071; Moscow, 107564
V. Tregubova
Frumkin Institute of Physical Chemistry and Electrochemistry; REAVIZ Medical University, Moscow Branch
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071; Moscow, 107564
A. Afanas’ev
Frumkin Institute of Physical Chemistry and Electrochemistry; REAVIZ Medical University, Moscow Branch
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071; Moscow, 107564
A. Kopytin
Kurnakov Institute of General and Inorganic Chemistry
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 119991
O. Kryzhovets
REAVIZ Medical University, Moscow Branch; Kurnakov Institute of General and Inorganic Chemistry
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 107564; Moscow, 119991
F. Poineau
University of Nevada, Las Vegas; SUBATECH
Email: guerman_k@mail.ru
美国, Las Vegas, NV, 89154; Nantes cedex, 44307
E. Abkhalimov
Frumkin Institute of Physical Chemistry and Electrochemistry
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071
A. Shiryaev
Frumkin Institute of Physical Chemistry and Electrochemistry
Email: guerman_k@mail.ru
俄罗斯联邦, Moscow, 199071
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