Characterization of Vanadium Oxide Catalysts Supported on TiO2-ZrO2 by Solid-State 51V and 1H NMR Spectroscopy Научная публикация
Журнал |
Journal of Physical Chemistry (up to 1996)
ISSN: 0022-3654 |
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Вых. Данные | Год: 1992, Том: 96, Номер: 17, Страницы: 7076-7078 Страниц : 3 DOI: 10.1021/j100196a043 | ||||
Ключевые слова | RAY PHOTOELECTRON-SPECTROSCOPY; OXYGEN-CHEMISORPTION; MONOLAYER CATALYSTS; V2O5-TiO2 CATALYSTS; LASER RAMAN; MAS NMR; TITANIA; GAMMA-Al2O3; TEMPERATURE; REACTIVITY | ||||
Авторы |
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Организации |
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Информация о финансировании (1)
1 | Council of Scientific and Industrial Research |
Реферат:
A series of TiO2-ZrO2 Mixed oxide supported vanadia catalysts with various V2O5 loadings ranging from 1 to 16 wt % were prepared by a wet impregnation method and were characterized by means of solid-state V51 and H1 NMR spectroscopic techniques. The solid-state V51 NMR spectra of V2O5/TiO2-ZrO2 catalysts reveal the existence of two types of dispersed surface vanadium oxide complexes in a tetrahedral oxygen enviromnent at lower vanadium loadings and a third three-dimensional crystalline V2O5 in distorted octahedral environment at higher vanadium contents. The proton NMR results provide evidence for the existence of metal oxide support interaction through the support surface hydroxyl groups.
Библиографическая ссылка:
Reddy B.M.
, Reddy E.P.
, Srinivas S.T.
, Mastikhin V.M.
, Nosov A.V.
, Lapina O.B.
Characterization of Vanadium Oxide Catalysts Supported on TiO2-ZrO2 by Solid-State 51V and 1H NMR Spectroscopy
Journal of Physical Chemistry (up to 1996). 1992. V.96. N17. P.7076-7078. DOI: 10.1021/j100196a043 WOS Scopus РИНЦ
Characterization of Vanadium Oxide Catalysts Supported on TiO2-ZrO2 by Solid-State 51V and 1H NMR Spectroscopy
Journal of Physical Chemistry (up to 1996). 1992. V.96. N17. P.7076-7078. DOI: 10.1021/j100196a043 WOS Scopus РИНЦ
Даты:
Поступила в редакцию: | 23 янв. 1992 г. |
Принята к публикации: | 8 апр. 1992 г. |
Опубликована в печати: | 20 авг. 1992 г. |
Опубликована online: | 1 мая 2002 г. |
Идентификаторы БД:
Web of science | WOS:A1992JK80700043 |
Scopus | 2-s2.0-0000516552 |
РИНЦ | 26782462 |
Chemical Abstracts | 1992:498425 |
Chemical Abstracts (print) | 117:98425 |
OpenAlex | W2074076990 |