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Silver Nanoparticles Obtained by Laser Ablation as the Active Component of Ag/SiO2 Catalysts for CO Oxidation Научная публикация

Журнал Reaction Kinetics, Mechanisms and Catalysis
ISSN: 1878-5190 , E-ISSN: 1878-5204
Вых. Данные Год: 2013, Том: 110, Номер: 2, Страницы: 343-357 Страниц : 15 DOI: 10.1007/s11144-013-0617-7
Ключевые слова CO oxidation, Laser ablation, Nanoparticles, Silica, Silver, TEM, XPS
Авторы Kibis L.S. 1,2 , Stonkus O.A. 1 , Martynova D.O. 3 , Izaak T.I. 3 , Lapin I.N. 4 , Svetlichnyi V.A. 4 , Slavinskaya E.M. 1 , Boronin A.I. 1,2
Организации
1 Boreskov Institute of Catalysis SB RAS, Prosp. Akad. Lavrentieva 5, Novosibirsk, Russia
2 Novosibirsk State University, Pirogova Street 2, Novosibirsk, Russia
3 Tomsk State University, Prosp. Lenina 36, Tomsk, Russia
4 Siberian Physical-Technical Institute of the Tomsk State University, Novosobornaya pl. 1, Tomsk, Russia

Информация о финансировании (1)

1 Российский фонд фундаментальных исследований 12-03-90825

Реферат: Composite systems comprising a macroporous SiO2 support and silver nanoparticles preliminarily prepared by laser ablation in various liquids were synthesized and studied. Investigation of the catalytic properties of the synthesized composite catalysts demonstrated that, irrespective of particle size, non-interacting metallic silver particles in SiO2 matrix are not active toward the low temperature oxidation of CO, their activity appearing only at temperatures above 300 °C. A combination of X-ray photoelectron spectroscopy and transmission electron microscopy allowed revealing that the activation redox treatment (O2-500 °C/H2-200 °C) of such particles in macroporous SiO2 matrix leads to the structures resembling surface silver silicates AgSiOx, which are active in CO oxidation at temperatures above 200 °C.
Библиографическая ссылка: Kibis L.S. , Stonkus O.A. , Martynova D.O. , Izaak T.I. , Lapin I.N. , Svetlichnyi V.A. , Slavinskaya E.M. , Boronin A.I.
Silver Nanoparticles Obtained by Laser Ablation as the Active Component of Ag/SiO2 Catalysts for CO Oxidation
Reaction Kinetics, Mechanisms and Catalysis. 2013. V.110. N2. P.343-357. DOI: 10.1007/s11144-013-0617-7 WOS Scopus РИНЦ CAPlusCA OpenAlex
Даты:
Поступила в редакцию: 17 мая 2013 г.
Принята к публикации: 26 июл. 2013 г.
Опубликована online: 8 авг. 2013 г.
Опубликована в печати: 1 дек. 2013 г.
Идентификаторы БД:
Web of science: WOS:000327219200007
Scopus: 2-s2.0-84890942295
РИНЦ: 21902071
Chemical Abstracts: 2013:1229297
Chemical Abstracts (print): 160:522427
OpenAlex: W1982224107
Цитирование в БД:
БД Цитирований
Web of science 10
Scopus 10
РИНЦ 12
OpenAlex 10
Альметрики: