. . "An in situ high-pressure/high-temperature FTIR spectroscopy technique was used for analysis of water adsorption on ZSM-5 and ferrierite zeolites. Adsorbed water in zeolite channels is present in neutral hydrogen-bonded adducts at low coverage, whereas at higher coverage protonated species H+(H2O)n are formed. The protonated species are easily stabilized in narrow zeolite channels and at higher density of aluminium atoms in the zeolite framework. Moreover, formation of hydroxonium ions is supported by increasing overall pressure. Conditions combining the temperature and pressure for manifestation of both forms of water adsorption have been analyzed."@en . . . "H2O adsorption; zeolites; ZSM-5; ferrierite"@en . . "Adsorpce vody na vysokosilik\u00E1tov\u00FDch zeolitech. Tvorba hydroxiniov\u00E9ho iontu a H-v\u00E1zan\u00E9ho aduktu"@cs . "Tvar\u016F\u017Ekov\u00E1, Zdenka" . "4"^^ . "4"^^ . "Adsorpce vody na vysokosilik\u00E1tov\u00FDch zeolitech. Tvorba hydroxiniov\u00E9ho iontu a H-v\u00E1zan\u00E9ho aduktu"@cs . . . "405534" . "630"^^ . . . "Water adsorption on high silica zeolites, Formation of hydroxonium ions and hydrogen-bonded adducts" . . . . "RIV/61388955:_____/08:00315407" . "P(1QS400400560), Z(AV0Z40400503)" . "[21FCF01A11FF]" . "Water adsorption on high silica zeolites, Formation of hydroxonium ions and hydrogen-bonded adducts"@en . . . "Oxford" . "Jirglov\u00E1, Hana" . "Elsevier" . "Water adsorption on high silica zeolites, Formation of hydroxonium ions and hydrogen-bonded adducts" . "An in situ high-pressure/high-temperature FTIR spectroscopy technique was used for analysis of water adsorption on ZSM-5 and ferrierite zeolites. Adsorbed water in zeolite channels is present in neutral hydrogen-bonded adducts at low coverage, whereas at higher coverage protonated species H+(H2O)n are formed. The protonated species are easily stabilized in narrow zeolite channels and at higher density of aluminium atoms in the zeolite framework. Moreover, formation of hydroxonium ions is supported by increasing overall pressure. Conditions combining the temperature and pressure for manifestation of both forms of water adsorption have been analyzed." . "Sobal\u00EDk, Zden\u011Bk" . . "978-0-444-53297-8" . . . "RIV/61388955:_____/08:00315407!RIV09-AV0-61388955" . . . "Water adsorption on high silica zeolites, Formation of hydroxonium ions and hydrogen-bonded adducts"@en . "Technika vysokotlak\u00E9/vysokoteplotn\u00ED FTIR spektroskopie byla pou\u017Eita pro anal\u00FDzu procesu adsorpce vody na zeolitech ZSM-5 a ferrieritu. Bylo uk\u00E1z\u00E1no, \u017Ee p\u0159i n\u00EDzk\u00FDch pokryt\u00EDch je adsorbovan\u00E1 voda v kan\u00E1lech zeolitu p\u0159\u00EDtomna v neutr\u00E1ln\u00EDch aduktech v\u00E1zan\u00FDch vod\u00EDkovou vazbou, zat\u00EDmco p\u0159i vy\u0161\u0161\u00EDm pokryt\u00ED se vytv\u00E1\u0159\u00ED protonizovan\u00E1 forma H+(H2O)n. Protonizovan\u00E1 forma se stabilizuje v \u00FAzk\u00FDch kan\u00E1lech zeolitu a positivn\u011B p\u016Fsob\u00ED i vy\u0161\u0161\u00ED hustota atom\u016F hlin\u00EDku ve skeletu zeolitu. Krom\u011B toho je tvorba hydroxoniov\u00E9ho iontu podporov\u00E1na zvy\u0161ov\u00E1n\u00EDm celkov\u00E9ho tlaku. Byly tak analyzov\u00E1ny podm\u00EDnky kombinuj\u00EDc\u00ED vliv teploty a tlaku na v\u00FDslednou adsorpci vody."@cs . . . "4"^^ . "Studies in surface science and catalysis, Vol. 174" . "Zeolites and Related Materials: Trends, Targets and Challenges" . "Sazama, Petr" .