Self-Oscillations During Methane Oxidation over Pd/Al2O3: Variations of Pd Oxidation State and Their Effect on Pd Catalytic Activity Научная публикация
Журнал |
Applied Catalysis A: General
ISSN: 0926-860X , E-ISSN: 1873-3875 |
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Вых. Данные | Год: 2016, Том: 522, Страницы: 40-44 Страниц : 5 DOI: 10.1016/j.apcata.2016.04.024 | ||||||||
Ключевые слова | Methane oxidation, Palladium catalysts, Self-oscillations | ||||||||
Авторы |
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Организации |
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Информация о финансировании (2)
1 | Фонд «Сколково» | 1 от 28.11.2013 |
2 | Российский научный фонд | 15-13-30034 |
Реферат:
Oscillations of the rate of methane oxidation under methane-rich conditions over Pd/Al2O3 were studied by in situ thermogravimetry and mass-spectrometry. Structural transformations of Pd in the oscillation cycle went through fast reduction of Pd oxide, metal carbonization, removal of deposited carbon as CO2 and gradual oxidation of metallic Pd. Simultaneous measurement of the weight changes and CO2 production during oscillations helped to elucidate a relationship between catalytic activity of Pd and its oxidation state. Metallic Pd showed the highest activity which dropped sharply as metal surface became oxidized and then increased gradually as Pd oxidized further into PdO0.3.
Библиографическая ссылка:
Bychkov V.Y.
, Tulenin Y.P.
, Slinko M.M.
, Khudorozhkov A.K.
, Bukhtiyarov V.I.
, Sokolov S.
, Korchak V.N.
Self-Oscillations During Methane Oxidation over Pd/Al2O3: Variations of Pd Oxidation State and Their Effect on Pd Catalytic Activity
Applied Catalysis A: General. 2016. V.522. P.40-44. DOI: 10.1016/j.apcata.2016.04.024 WOS Scopus РИНЦ
Self-Oscillations During Methane Oxidation over Pd/Al2O3: Variations of Pd Oxidation State and Their Effect on Pd Catalytic Activity
Applied Catalysis A: General. 2016. V.522. P.40-44. DOI: 10.1016/j.apcata.2016.04.024 WOS Scopus РИНЦ
Даты:
Поступила в редакцию: | 2 мар. 2016 г. |
Принята к публикации: | 22 апр. 2016 г. |
Опубликована online: | 27 апр. 2016 г. |
Опубликована в печати: | 25 июл. 2016 г. |
Идентификаторы БД:
Web of science | WOS:000379369800005 |
Scopus | 2-s2.0-84964658651 |
РИНЦ | 27151051 |
Chemical Abstracts | 2016:708282 |
Chemical Abstracts (print) | 164:604226 |
OpenAlex | W2344030932 |