Microwave-activated carbon dioxide reforming of propane over Ni/TiO2 catalysts
- Авторлар: Tarasov A.1, Tkachenko O.1, Kirichenko O.1, Kustov L.1,2
-
Мекемелер:
- N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences
- Department of Chemistry, M. V. Lomonosov Moscow State University
- Шығарылым: Том 65, № 12 (2016)
- Беттер: 2820-2824
- Бөлім: Full Articles
- URL: https://journals.rcsi.science/1066-5285/article/view/239513
- DOI: https://doi.org/10.1007/s11172-016-1662-y
- ID: 239513
Дәйексөз келтіру
Аннотация
The use of microwave activation in Ni/TiO2-catalyzed carbon dioxide reforming of propane increases the catalytic activity and significantly reduces the coke formation in comparison with conventional thermal heating. During microwave activated reaction, C2—C3 olefins were formed, apart from CO and H2, and the selectivity to olefins reached 6%. It was suggested that exposure to microwave radiation may induce local high-temperature heating of catalytically active phases and catalyst sites, which is not inherent in conventional heating. According to X-ray absorption spectroscopy (XAS = XANES + EXAFS), unlike conventional thermal heating in a hydrogen flow, on exposure to microwave radiation, the Ni2+ cations are partly reduced to Ni0.
Авторлар туралы
A. Tarasov
N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences
Email: lmk@ioc.ac.ru
Ресей, 47 Leninsky prosp., Moscow, 119991
O. Tkachenko
N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences
Email: lmk@ioc.ac.ru
Ресей, 47 Leninsky prosp., Moscow, 119991
O. Kirichenko
N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences
Email: lmk@ioc.ac.ru
Ресей, 47 Leninsky prosp., Moscow, 119991
L. Kustov
N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences; Department of Chemistry, M. V. Lomonosov Moscow State University
Хат алмасуға жауапты Автор.
Email: lmk@ioc.ac.ru
Ресей, 47 Leninsky prosp., Moscow, 119991; Build. 3, 1 Leninskie gory, Moscow, 119992