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rdf:type
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Description
| - Byla sledována aktivita Cu-, Co-, Fe- a Ag-ZSM5 zeolitů v selektivní katalytické redukci NO dekanem v přítomnosti vodní páry. Katalytická aktivita se zvyšuje v řadě Ag-ZSM5< Fe-ZSM5<Co-ZSM5<Cu-ZSM5. FTIR spektra, měřená za „in situ“ podmínek a analýza plynné fáze reakčních produktů dokazují, že dekan v prvním kroku krakuje na nižší uhlovodíky, které se potom zúčastňují redukce NO na N2. Pro nejaktivnější Cu-ZSM5 byla porovnávána redukce NO dekanem, propenem a propanem, pro nalezení odlišností v redukci NO, jestliže se reakce zúčastňují olefiny nebo parafiny. Zatímco redukce NO propanem probíhá na povrchu pokrytém převážně NOx, reakčnímí meziprodukty a adsorbovaným CO, při redukci propenem a dekanem větší část povrchu je pokryta –C=O, -C=C, jakož i –NH a –NCO skupiny. (cs)
- The performance of Cu-, Co-, Fe-, and Ag-ZSM-5 zeolites in selective catalytic reduction of NO with decane in the presence of water vapor has been investigated. The catalyst activity increased in the order of Ag-ZSM-5 < Fe-ZSM-5 < Co-ZSM-5 < Cu-ZSM-5. In-situ FTIR spectra and gas phase analzsis of the reaction products evidenced that decane is in the first step cracked to low chain hzdrocarbons, which afterwards participate in the reduction of NO to N2. Reduction of NO with decane, propene and propane was compared over the most active Cu-ZSM-5 in order to analyze the differences in the reduction of NO employing olefins and paraffins. While the reduction of NO with propane is manifested in the surface covered mainly by NOx intermediates and adsorbed CO, with propene and decane the spectrum indicates high coverage bz -C=O, -C=C species as well as -NH and -NCO groups.
- The performance of Cu-, Co-, Fe-, and Ag-ZSM-5 zeolites in selective catalytic reduction of NO with decane in the presence of water vapor has been investigated. The catalyst activity increased in the order of Ag-ZSM-5 < Fe-ZSM-5 < Co-ZSM-5 < Cu-ZSM-5. In-situ FTIR spectra and gas phase analzsis of the reaction products evidenced that decane is in the first step cracked to low chain hzdrocarbons, which afterwards participate in the reduction of NO to N2. Reduction of NO with decane, propene and propane was compared over the most active Cu-ZSM-5 in order to analyze the differences in the reduction of NO employing olefins and paraffins. While the reduction of NO with propane is manifested in the surface covered mainly by NOx intermediates and adsorbed CO, with propene and decane the spectrum indicates high coverage bz -C=O, -C=C species as well as -NH and -NCO groups. (en)
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Title
| - Metallo-zeolites active in the reduction of NO with decane - main component of diesel fuel
- Zeolity s kovy aktivní v redukci NO dekanem – hlavní složkou diesslových paliv (cs)
- Metallo-zeolites active in the reduction of NO with decane - main component of diesel fuel (en)
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skos:prefLabel
| - Metallo-zeolites active in the reduction of NO with decane - main component of diesel fuel
- Zeolity s kovy aktivní v redukci NO dekanem – hlavní složkou diesslových paliv (cs)
- Metallo-zeolites active in the reduction of NO with decane - main component of diesel fuel (en)
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skos:notation
| - RIV/61388955:_____/05:00021958!RIV06-AV0-61388955
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - P(GD203/03/H140), P(KSK4050111), Z(AV0Z40400503)
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/61388955:_____/05:00021958
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - physical chemistry; catalysis; zeolites (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...ontrolniKodProRIV
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http://linked.open...v/mistoKonaniAkce
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http://linked.open...i/riv/mistoVydani
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http://linked.open...i/riv/nazevZdroje
| - Studies in Surface Science and Catalysis
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...iv/tvurceVysledku
| - Sobalík, Zdeněk
- Wichterlová, Blanka
- Čapek, Libor
- Novoveská, Kateřina
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http://linked.open...vavai/riv/typAkce
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http://linked.open.../riv/zahajeniAkce
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http://linked.open...n/vavai/riv/zamer
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number of pages
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http://purl.org/ne...btex#hasPublisher
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https://schema.org/isbn
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