Zobrazeno 1 - 10
of 15
pro vyhledávání: '"and Gabriela Košová"'
Publikováno v:
Catalysis Today. 141:254-259
A series of Fe-silicalite catalysts with tailored dispersion of Fe sites ranging from almost exclusively isolated Fe ions via oligonuclear cluster to Fe2O3 particles were characterized by UV–vis and ESR spectroscopy. The same catalysts were tested
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b3da31681f85d94b01f4b2153c3f8d22
https://doi.org/10.1016/j.cattod.2008.03.035
https://doi.org/10.1016/j.cattod.2008.03.035
Autor:
L. Vradman, Gabriela Košová-Kučerová, Tomáš Matys Grygar, Jiří Adam, Pavel Čičmanec, Roman Bulánek, Libor Čapek, Petr Knotek
Publikováno v:
Applied Catalysis A: General. 342:99-106
The contribution deals with mesoporous materials of M41S family post-synthetically dopped with vanadium oxo-species. The performance of V-HMS, V-MCM-41 and V-SBA-15 catalysts with varying vanadium loadings was studied in oxidative dehydrogenation (OD
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::51103f9bbf4b5103212ec97ed96c0817
https://doi.org/10.1016/j.apcata.2008.03.003
https://doi.org/10.1016/j.apcata.2008.03.003
Publikováno v:
European Journal of Inorganic Chemistry. 2005:1154-1161
The hydrothermal synthesis of zeolite MCM-58 is investigated with N-benzylquinuclidinium bromide as a structure-directing agent in order to isomorphously substitute aluminium or iron for silicon. Al-MCM-58 was synthesised in a wide range of nSi/nAl r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ba503f84a5bc29a3d7e42c7fc34819ac
https://doi.org/10.1002/ejic.200400743
https://doi.org/10.1002/ejic.200400743
Publikováno v:
The Journal of Physical Chemistry B. 108:16012-16022
The interaction of pyrrole with alkali metal ion exchanged ZSM-5 (Li+, Na+, K+, Rb+, and Cs+) was studied by the combination of FTIR spectroscopy and the computational hybrid quantum mechanics/interatomic potential function method describing the role
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e5c15cf518fd73fbe012c63ba305ab69
https://doi.org/10.1021/jp048768j
https://doi.org/10.1021/jp048768j
Autor:
Gabriela Košová, Jiří Čejka
Publikováno v:
Collection of Czechoslovak Chemical Communications. 67:1760-1778
Zeolite ZSM-12 with aluminum and iron in the framework was synthesized in a broad range of Si/Al (Si/Fe) ratios using triethylmethylammonium bromide as structure-directing agent with the aim to characterize the type and concentration of acid sites in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8173fb498c4d94c520939b9feb9ae6cc
https://doi.org/10.1135/cccc20021760
https://doi.org/10.1135/cccc20021760
Two novel zeolites MCM-58 and MCM-68 with 12-ring channels and containing the cages in the structure were investigated with respect to their acidic properties and compared with other two 12-ring zeolites, namely Beta and ZSM-12. The main objective wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a6913faa5fed2758585c5f49fe4ba200
https://ruj.uj.edu.pl/xmlui/handle/item/73106
https://ruj.uj.edu.pl/xmlui/handle/item/73106
Autor:
Allen W. Burton, Cong-Yan Chen, Stacey I. Zones, Jiří Čejka, Naděžda Žilková, Gabriela Košová, Martina Bejblová, Zuzana Musilová-Pavlačková, Barbara Gil
A series of zeolites differing in the channel architecture and acidity was investigated in toluene disproportionation, together with toluene and p -xylene alkylation with isopropyl alcohol. Zeolites with one- to three-dimensional 10-ring and 12-ring
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0360dbd0687c32b0084bc1137e8ecce9
https://ruj.uj.edu.pl/xmlui/handle/item/77074
https://ruj.uj.edu.pl/xmlui/handle/item/77074
The catalytic behavior of Fe-MTW zeolites in the direct ammoxidation of propane was investigated. The obtained catalytic results are compared with behavior of Fe-silicalite catalysts whose activity in propane ammoxidation was recently published. It w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a1270a4063a6e826f94736226ce82ac8
https://doi.org/10.1016/s0167-2991(08)80090-0
https://doi.org/10.1016/s0167-2991(08)80090-0
The effect of addition of carbon particles on the synthesis of ZSM-5 zeolites and formation of mesopores inside of zeolite crystals was investigated using secondary templating or synthesis in confined space. Mesoporous ZSM-5 zeolites were characteriz
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5069637952aaeca65494b078f02edce2
https://doi.org/10.1016/s0167-2991(06)80996-1
https://doi.org/10.1016/s0167-2991(06)80996-1
Toluene alkylation with propylene and 1-octene was investigated over a number of different zeolites (ZSM-5, ZSM-11, ZSM-12, Beta, Mordenite, zeolite Y), mesoporous molecular sieves (Al)MCM-41, and micro/mesoporous composites. It was shown that the ac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2722b515fafc425f5de2bf8d2c384a0e
https://doi.org/10.1016/s0167-2991(05)80559-2
https://doi.org/10.1016/s0167-2991(05)80559-2