About: Vanadium Supported on Hexagonal Mesoporous Silica: Active and Stable Catalysts in the Oxidative Dehydrogenation of Alkanes     Goto   Sponge   NotDistinct   Permalink

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Description
  • Hexagonální mesoporézní silika dopovaná vanadem byla charakterizována pomocí XRD, UV-vis spektroskopií, H2-TPR a dále byla studována v oxidativní dehydrogenaci propanu (ODH). Byl navržen vztah mezi katalytickou aktivitou v ODH a přítomností různých vanadových oxo-komplexů.monomerní oxo-komplexy jsou zodpovědné za aktivitu a selektivitu katalyzátoru v reakci, zatímco oligomerické a oxidické komplexy jsou neselektivní a přispívají k zvýšené produkci oxidů uhlíku. (cs)
  • Hexagonal mesoporous silica (HMS) catalysts post-synthetically doped with vanadia oxo-species were characterized by means of XRD, UV-Vis spectroscopy, H-2-TPR and studied in oxidative dehydrogenation of propane (ODH). The relationship between catalytic activity in ODH and the presence of different vanadia-oxo species (monomeric, oligomeric and oxide-like species) was suggested. Monomeric VOx species are responsible for high catalytic activity and selectivity, oligomeric species containing V-O-V bond are active but non-selective to propene and oxide-like VOx particles are significantly less active and selective.
  • Hexagonal mesoporous silica (HMS) catalysts post-synthetically doped with vanadia oxo-species were characterized by means of XRD, UV-Vis spectroscopy, H-2-TPR and studied in oxidative dehydrogenation of propane (ODH). The relationship between catalytic activity in ODH and the presence of different vanadia-oxo species (monomeric, oligomeric and oxide-like species) was suggested. Monomeric VOx species are responsible for high catalytic activity and selectivity, oligomeric species containing V-O-V bond are active but non-selective to propene and oxide-like VOx particles are significantly less active and selective. (en)
Title
  • Vanadium Supported on Hexagonal Mesoporous Silica: Active and Stable Catalysts in the Oxidative Dehydrogenation of Alkanes
  • Hexagonální mesoporézní silika nesoucí vanad: aktivní a stabilní katalyzátor pro oxidativní dehydrogenaci lehkých uhlovodíků (cs)
  • Vanadium Supported on Hexagonal Mesoporous Silica: Active and Stable Catalysts in the Oxidative Dehydrogenation of Alkanes (en)
skos:prefLabel
  • Vanadium Supported on Hexagonal Mesoporous Silica: Active and Stable Catalysts in the Oxidative Dehydrogenation of Alkanes
  • Hexagonální mesoporézní silika nesoucí vanad: aktivní a stabilní katalyzátor pro oxidativní dehydrogenaci lehkých uhlovodíků (cs)
  • Vanadium Supported on Hexagonal Mesoporous Silica: Active and Stable Catalysts in the Oxidative Dehydrogenation of Alkanes (en)
skos:notation
  • RIV/00216275:25310/07:00005915!RIV08-MSM-25310___
http://linked.open.../vavai/riv/strany
  • 51-55
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(GD203/03/H140), S, Z(MSM0021627501)
http://linked.open...iv/cisloPeriodika
  • 1-4
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 457466
http://linked.open...ai/riv/idVysledku
  • RIV/00216275:25310/07:00005915
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • Hexagonal Mesoporous Silica; VOx Species; Oxidative Dehydrogenation; Propane (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • US - Spojené státy americké
http://linked.open...ontrolniKodProRIV
  • [F72D6DEBF82C]
http://linked.open...i/riv/nazevZdroje
  • Topics in Catalysis
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 45
http://linked.open...iv/tvurceVysledku
  • Bulánek, Roman
  • Čapek, Libor
  • Knotek, Petr
  • Adam, Jiří
http://linked.open...n/vavai/riv/zamer
issn
  • 1022-5528
number of pages
http://localhost/t...ganizacniJednotka
  • 25310
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