Výsledky vyhledávání - "Elena V. Borodina"

Akademický článek

Autor: Elena V. Borodina

Publikováno v: Журнал Фронтирных Исследований, Vol 7, Iss 4, Pp 155-171 (2022)

The article is devoted to the problem of horse theft in the Urals in the 1730s. The main reason for this situation should be called the paucity of information about horse thieves, presented in the documents of the court and the investigation, which a

Externí odkaz: https://doaj.org/article/45555865f07a42ada486a1b827436a4b

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Novel silica-based adsorbent layer-by-layer modified with polyhexamethylene guanidine and Arsenazo reagents for solid-phase extraction of lanthanides from lignites and products of their processing

Autor: S. I. Metelitsa, Nikolay Kuzmin, Aleksandr Shimanskiy, Elena V. Borodina, Olga V. Buyko, Vladimir N. Losev

Publikováno v: Separation Science and Technology. 56:1510-1519

Novel silica-based adsorption materials layer-by-layer modified with polyhexamethylene guanidine and Arsenazo I or Arsenazo III have been proposed for solid-phase extraction of rare earth elements ...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::04358f5860934140221b48d7b4d709da
https://doi.org/10.1080/01496395.2020.1785500

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Separation and preconcentration followed by ICP-OES and ICP-MS determination of precious metals using silica gel chemically modified with dithiocarbamate groups

Autor: Anatoliy K. Trofimchuk, Elena V. Borodina, E. V. Elsuf’ev, Segey I. Metelitsa, Victoriya V. Parfenova, Vladimir N. Losev

Publikováno v: Separation Science and Technology. 55:2659-2669

Silica gel chemically modified with dithiocarbamate groups (DTCS) was used for separation and preconcentration of precious metals and their subsequent determination in geological samples an...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::07ee7b9486c8b7c9e92971e3a9299e11
https://doi.org/10.1080/01496395.2019.1655454

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Silicas Chemically Modified with Sulfur-Containing Groups for Separation and Preconcentration of Precious Metals Followed by Spectrometric Determination

Autor: Elena V. Borodina, E. V. Elsuf’ev, Natalya Maznyak, Anatoliy К. Trofimchuk, Vladimir N. Losev, Olga V. Buyko

Publikováno v: Minerals, Vol 11, Iss 481, p 481 (2021)
Minerals
Volume 11
Issue 5

Silicas chemically modified with a number of sulfur-containing groups (mercaptopropyl, mercaptophenyl, dipropyl disulfide, thiadiazole thiol, dithiocarbamate and thiourea derivatives) were proposed for the separation and preconcentration of precious

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d55b6da56b040bfa49ae44ea576b9178
https://www.mdpi.com/2075-163X/11/5/481

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A new method for highly efficient separation and determination of arsenic species in natural water using silica modified with polyamines

Autor: Svetlana L. Didukh-Shadrina, Pavel N. Nesterenko, Urana V. Ondar, N. V. Maznyak, Anastasia S. Orobyeva, Vladimir N. Losev, S. I. Metelitsa, Elena V. Borodina

Publikováno v: Analytica Chimica Acta. 1178:338824

A simple and highly efficient method for the determination of highly toxic arsenic species using non-covalently aminated silica is proposed. The polyamines including poly(hexamethyleneguanidine), poly(4,9-dioxadodecane-1,12-guanidine), hexadimethrine

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::12e1fb4fa7d2ae81d8e0c572beb12cde
https://doi.org/10.1016/j.aca.2021.338824

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Separation and Determination of Fe(III) and Fe(II) in Natural and Waste Waters Using Silica Gel Sequentially Modified with Polyhexamethylene Guanidine and Tiron

Autor: Olga Zaporogets, S. L. Didukh, Vladimir N. Losev, Elena V. Borodina, A. K. Trofimchuk, Nikolay Maksimov

Publikováno v: Journal of Analytical Methods in Chemistry, Vol 2017 (2017)
Journal of Analytical Methods in Chemistry

Silica gel, sequentially modified with polyhexamethylene guanidine and pyrocatechin-3,5-disulfonic acid (Tiron), was suggested for sorption separation and determination of Fe(III) and Fe(II). It was found that quantitative extraction of Fe(III) and i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::643dc468cbcc7868dc078c6d478ec28a
https://doi.org/10.1155/2017/8208146

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Biosorbents based on pine sawdust and malt sprouts for preconcentration and ICP-OES determination of nonferrous, heavy, and precious metals in the environmental samples

Autor: Olga V. Buyko, Boris A. Velichko, Alexander S. Samoilo, Elena V. Borodina, Vladimir N. Losev, Anatoly M. Zhyzhaev

Pine sawdust and malt sprouts modified with orthophosphoric acid and carbamide have been proposed for solid-phase extraction (SPE) of nonferrous, heavy, and precious metals and their subsequent determination in the environmental samples by inductivel

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e90e3b3aa866145cc6bec30d0503878f

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Chemical differentiation of silver(I), gold(I), and palladium(II) complexes with dipropyl disulfide groups covalently bound to a silica surface and Michler’s thioketone in solid-phase spectrophotometry

Autor: Vladimir N. Losev, O. V. Buiko, A. K. Trofimchuk, Elena V. Borodina

Publikováno v: Journal of Analytical Chemistry. 70:431-435

A method is proposed for the adsorption-photometric determination of silver, gold, and palladium from one sample as their mixed-ligand complexes with dipropyl disulfide groups covalently bound to a silica surface and Michler’s thioketone, based on

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dc54f1d0fa050a8b249f011eedc206b6
https://doi.org/10.1134/s1061934815040085

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