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Isosteric heats of adsorption of carbon dioxide on zeolite MCM-22 modified by alkali metal cations
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SYSNO ASEP 0326443 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Isosteric heats of adsorption of carbon dioxide on zeolite MCM-22 modified by alkali metal cations Title Izosterická adsorpční tepla oxidu uhličitého na zeolitu MCM-22 modifikovaném kationty alkalických kovů Author(s) Zukal, Arnošt (UFCH-W) RID
Pawlesa, Justyna (UFCH-W)
Čejka, Jiří (UFCH-W) RID, ORCID, SAISource Title Adsorption-Journal of the International Adsorption Society. - : Springer - ISSN 0929-5607
Roč. 15, č. 3 (2009), s. 264-270Number of pages 7 s. Language eng - English Country NL - Netherlands Keywords MCM-22 zeolite ; alkali metal cation ; exchange ; CO2 adsorption ; isosteric heat of adsorption Subject RIV CF - Physical ; Theoretical Chemistry R&D Projects GA203/08/0604 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z40400503 - UFCH-W (2005-2011) UT WOS 000266070700006 DOI 10.1007/s10450-009-9178-5 Annotation Adsorption isotherms of carbon dioxide were measured on cation-exchanged (Li+, Na+, K+, Cs+) MCM-22 zeolite with the molar ratio of Si/Al=15 and series of Na-MCM-22 of Si/Al molar ratios varying in the range from 15 to 40 at 273, 293, 313 and 333 K. Based on the known temperature dependence of CO2 adsorption, isosteric heats of adsorption were calculated. The obtained dependences of isosteric heats related to the amount of CO2 adsorbed have provided detailed insight into the interaction of carbon dioxide molecule with alkali metal cations. Workplace J. Heyrovsky Institute of Physical Chemistry Contact Michaela Knapová, michaela.knapova@jh-inst.cas.cz, Tel.: 266 053 196 Year of Publishing 2010
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