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In Situ SAXS Study of the Formation of Palladium Polynuclear Hydroxo Complexes Научная публикация

Журнал Kinetics and Catalysis
ISSN: 0023-1584 , E-ISSN: 1608-3210
Вых. Данные Год: 2025, Том: 66, Номер: 4, Страницы: 449-455 Страниц : 7 DOI: 10.1134/S0023158425600294
Ключевые слова palladium, polynuclear hydroxo complexes, SAXS, in situ, Ostwald ripening, Gaussian chain
Авторы Larichev Yu.V. 1
Организации
1 Federal Research Center Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences, Novosibirsk, 630090 Russia

Информация о финансировании (1)

1 Министерство науки и высшего образования Российской Федерации (с 15 мая 2018) FWUR-2024-0032

Реферат: The process of formation of palladium hydroxo complexes during hydrolysis of palladium chloride in an alkaline medium was investigated by the in situ small-angle X-ray scattering (SAXS) technique. It was shown that the aging process of palladium hydroxo complexes corresponded to the Ostwald ripening mechanism. The time dependent particle shapes and particle size distributions were determined for the palladium hydroxo complexes in solution. It was found that loose particles described by the form factor of Gaussian chains were formed in the solution at the beginning of the aging process. After they reached a certain size, the process of chain folding and transformation into particles with a compact shape took place. Further, compact particles aggregated to form larger secondary aggregates.
Библиографическая ссылка: Larichev Y.V.
In Situ SAXS Study of the Formation of Palladium Polynuclear Hydroxo Complexes
Kinetics and Catalysis. 2025. V.66. N4. P.449-455. DOI: 10.1134/S0023158425600294 WOS Scopus РИНЦ OpenAlex
Даты:
Поступила в редакцию: 8 апр. 2025 г.
Принята к публикации: 25 июн. 2025 г.
Опубликована в печати: 1 авг. 2025 г.
Опубликована online: 13 нояб. 2025 г.
Идентификаторы БД:
Web of science: WOS:001613737200006
Scopus: 2-s2.0-105021402994
РИНЦ: 83185537
OpenAlex: W7104555339
Цитирование в БД: Пока нет цитирований
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