Search Results - "Chmielarz, L."

Hierarchical Fe-, Cu- and Co-Beta zeolites obtained by mesotemplate-free method. Part I: Synthesis and catalytic activity in N2O decomposition by Rutkowska, M., Piwowarska, Z., Micek, E., Chmielarz, L.

“…[Display omitted] •Generation of mesoporosity in the BEA structure with preserving of the zeolitic properties by mesotemplate-free method.•High catalytic…”
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Cu and Fe modified derivatives of 2D MWW-type zeolites (MCM-22, ITQ-2 and MCM-36) as new catalysts for DeNOx process by Rutkowska, M., Díaz, U., Palomares, A.E., Chmielarz, L.

“…[Display omitted] •Modification of the MCM-22(P) structure by delamination and pillarization.•High catalytic activity of Cu-MCM-22, Cu-ITQ-2 and Cu-MCM-36 in…”
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Hierarchically structured ZSM-5 obtained by desilication as new catalyst for DME synthesis from methanol by Rutkowska, M., Macina, D., Mirocha-Kubień, N., Piwowarska, Z., Chmielarz, L.

“…[Display omitted] •High catalytic activity of micro–mesoporous ZSM-5 in DME synthesis from methanol.•Increase in selectivity of DME synthesis in the presence…”
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Catalytic performance of commercial Cu-ZSM-5 zeolite modified by desilication in NH3-SCR and NH3-SCO processes by Rutkowska, M., Pacia, I., Basąg, S., Kowalczyk, A., Piwowarska, Z., Duda, M., Tarach, K.A., Góra-Marek, K., Michalik, M., Díaz, U., Chmielarz, L.

“…In the presented manuscript an influence of the mesoporosity generation in commercial ZSM-5 zeolite on its catalytic performance in two environmental…”
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Selective ammonia oxidation over ZSM-5 zeolite: Impact of catalyst’s support porosity and type of deposited iron species by Borcuch, A., Rutkowska, M., Marzec, A., Kowalczyk, A., Michalik, M., Moreno, J.M., Díaz, U., Chmielarz, L.

“…[Display omitted] •Mesoporous MFI zeolite prepared by desilication.•New method of zeolites modification by triple-metalic oligocations.•Influence of zeolite…”
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Mesoporous silica materials modified with aggregated transition metal species (Cr, Fe and Cr-Fe) in the role of catalysts for selective catalytic oxidation of ammonia to dinitrogen by Macina, D., Opioła, A., Rutkowska, M., Basąg, S., Piwowarska, Z., Michalik, M., Chmielarz, L.

“…Mesoporous silica sieves (SBA-15 and HMS) modified with propylsulfonic groups were used as supports for deposition of trinuclear acetate oligocations (Cr, Fe…”
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Catalytic decomposition and reduction of N2O over micro-mesoporous materials containing Beta zeolite nanoparticles by Rutkowska, M., Chmielarz, L., Macina, D., Piwowarska, Z., Dudek, B., Adamski, A., Witkowski, S., Sojka, Z., Obalová, L., Van Oers, C.J., Cool, P.

“…•Synthesis of micro-mesoporous zeolitic materials by non-templating method•Deposition of zeolite nanoseeds on the SBA-15 surface•N2O conversion over…”
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Catalytic performance of various mesoporous silicas modified with copper or iron oxides introduced by different ways in the selective reduction of NO by ammonia by Chmielarz, L., Kuśtrowski, P., Dziembaj, R., Cool, P., Vansant, E.F.

“…Mesoporous silicas (MCM-48, SBA-15, MCF), reflecting various porous structures, were modified with copper and iron oxides by two different methods. For a first…”
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NOx storage/reduction catalysts based on Mg/Zn/Al/Fe hydrotalcite-like materials by Jabłońska, M., Palomares, A.E., Chmielarz, L.

“…[Display omitted] •Mg/Zn/Al/Fe hydrotalcite-like materials are active catalysts for the NSR process.•Zn and Fe in the structure of the Mg/Al hydrotalcite…”
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Correlation of electrical properties of nanometric copper-doped ceria materials (Ce1−xCuxO2−δ) with their catalytic activity in incineration of VOCs by Dziembaj, R., Molenda, M., Zaitz, M.M., Chmielarz, L., Furczoń, K.

“…The nanometric copper doped Ce1−xCuxO2−δ materials were obtained using a modified reverse nanoemulsion method followed by a previously optimized calcination…”
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SBA-15 mesoporous silica modified with metal oxides by MDD method in the role of DeNOx catalysts by CHMIELARZ, L, KUSTROWSKI, P, DZIEMBAJ, R, COOL, P, VANSANT, E. F

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Optimization of Cu doped ceria nanoparticles as catalysts for low-temperature methanol and ethylene total oxidation by Dziembaj, R., Molenda, M., Chmielarz, L., Zaitz, M.M., Piwowarska, Z., Rafalska-Łasocha, A.

“…A series of Ce–Cu nanoparticle oxide catalysts were prepared by a modified reverse microemulsion method using a mixture of cerium and copper nitrate solutions…”
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Iron exchanged ZSM-5 and Y zeolites calcined at different temperatures: activity in N2O decomposition by Rutkowska, M., Chmielarz, L., Jabłońska, M., Van Oers, C. J., Cool, P.

“…ZSM-5 and Y zeolites were modified with iron by an ion-exchange method and then calcined at 773, 873, 973 and 1,073 K. The obtained materials were…”
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DC conductivity percolation on drying moistened mesoporous silica SBA-15 by Nowak, J., Dziob, D., Rutkowska, M., Chmielarz, L., Gorska, U., Sokolowska, D., Moscicki, J.K.

“…[Display omitted] •Continuity of the residual surface water film in dehydrating SBA-15 is studied.•DC conductivity percolation is used to monitor the…”
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Selective catalytic reduction of NO with ammonia over porous clay heterostructures modified with copper and iron species by Chmielarz, L., Kuśtrowski, P., Dziembaj, R., Cool, P., Vansant, E.F.

“…Porous clay heterostructures (PCH), obtained on the basis of synthetic saponite, were modified with copper and iron ions by an ion-exchange method and tested…”
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Characterization of Vanadium and Titanium Oxide Supported SBA-15 by Segura, Y, Cool, P, Kustrowski, P, Chmielarz, L, Dziembaj, R, Vansant, E. F

“…Supported vanadium and titanium oxide catalysts were prepared by adsorption and subsequent calcination of the vanadyl and titanyl acetylacetonate complexes,…”
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Selective catalytic oxidation of ammonia into nitrogen over PCH modified with copper and iron species by Chmielarz, L., Kuśtrowski, P., Drozdek, M., Dziembaj, R., Cool, P., Vansant, E.F.

“…Porous clay heterostructures (PCH) obtained on the basis of the synthetic saponite was used as a catalytic support for the deposition of transition metal (Cu,…”
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Vermiculites intercalated with Al2O3 pillars and modified with transition metals as catalysts of DeNOx process by CHMIELARZ, L, KUOTROWSKI, P, MICHALIK, M, DUDEK, B, PIWOWARSKA, Z, DZIEMBAJ, R

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Nanostructured Cu-Doped Ceria Obtained by Reverse Microemulsion Method as Catalysts for Incineration of Selected VOCs by Dziembaj, R, Molenda, M, Chmielarz, L, Drozdek, M, Zaitz, M. M, Dudek, B, Rafalska-Łasocha, A, Piwowarska, Z

“…A series of Ce₁−x Cu x O₂ (0 ≤ x ≤ 0.1) nanostructured oxide systems was prepared using a modified reverse microemulsion method. The thermal decomposition of…”
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Preparation and Characterization of Vanadium Oxide Deposited on Thermally Stable Mesoporous Titania by Segura, Y, Chmielarz, L, Kustrowski, P, Cool, P, Dziembaj, R, Vansant, E. F

“…Vanadium oxide was deposited on mesoporous titania by the molecular designed dispersion method to investigate the potential properties of these catalysts…”
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