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  1. No Access

    Article

    In Situ Structure Study of a TiO2 Doped MnOX-Na2WO4/SiO2 Catalyst Under Na2WO4 Melting Conditions

    MnOX-Na2WO4/SiO2 catalyst exhibited notable C2 selectivity/yield in the oxidative coupling of methane (OCM), a promised green chemistry reaction. Nevertheless, the reaction mechanism of this catalyst remains a su...

    Evgeny I. Vovk, Danyu Wang, Zhehao Qiu, Yang Liu, Ming** He… in Topics in Catalysis (2024)

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    Article

    Bimetallic monolayer catalyst breaks the activity–selectivity trade-off on metal particle size for efficient chemoselective hydrogenations

    Particle size governs the geometric and electronic structure of metal nanoparticles (NPs), sha** their catalytic performance. However, size-dependent entanglement in the geometric and electronic structures o...

    Qiaoqiao Guan, Chuwei Zhu, Yue Lin, Evgeny I. Vovk, **aohong Zhou… in Nature Catalysis (2021)

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    Article

    Surface molecular imprinting over supported metal catalysts for size-dependent selective hydrogenation reactions

    Molecular imprinting of polymer matrices enables the creation of template-shaped cavities with high affinity for molecules of given shape and size. Here we introduce a surface molecular imprinting strategy to ...

    Dan Wu, Walid Baaziz, Bang Gu, Maya Marinova, Willinton Y. Hernández… in Nature Catalysis (2021)

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    Article

    Sulfur Poisoning and Regeneration Behavior of Perovskite-Based NO Oxidation Catalysts

    SO x uptake and release properties of LaMnO3, Pd/LaMnO3, LaCoO3 and Pd/LaCoO3 perovskites were investigated via in situ Fourier transform infrared (FTIR) spectroscopy, temperatu...

    Merve Kurt, Zafer Say, Kerem Emre Ercan, Evgeny I. Vovk… in Topics in Catalysis (2017)

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    Article

    Photocatalytic Activity of Mesoporous Graphitic Carbon Nitride (mpg-C3N4) Towards Organic Chromophores Under UV and VIS Light Illumination

    A template-assisted synthetic method including the thermal polycondensation of guanidine hydrochloride (GndCl) was utilized to synthesize highly-organized mesoporous graphitic carbon nitride (mpg-C3N4) photocatal...

    Deniz Altunoz Erdogan, Melike Sevim, Ezgi Kısa… in Topics in Catalysis (2016)

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    Article

    Comparative Analysis of Reactant and Product Adsorption Energies in the Selective Oxidative Coupling of Alcohols to Esters on Au(111)

    Gold-based heterogeneous catalysts have attracted significant attention due to their selective partial oxidation capabilities, providing promising alternatives for the traditional industrial homogeneous cataly...

    Selma Şenozan, Hande Ustunel, Mustafa Karatok, Evgeny I. Vovk… in Topics in Catalysis (2016)

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    Article

    NaCl-Promoted CuO–RuO2/SiO2 Catalysts for Propylene Epoxidation with O2 at Atmospheric Pressures: A Combinatorial Micro-reactor Study

    A combinatorial approach is used to investigate several alkali metals promoted Cu–Ru binary oxide catalysts with improved catalytic performance in the propylene partial oxidation. 2 %Cu/5 %Ru/c–SiO2 catalyst had ...

    Şule Kalyoncu, Derya Düzenli, Isik Onal, Anusorn Seubsai, Daniel Noon… in Catalysis Letters (2015)

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    Article

    In-Situ Vibrational Spectroscopic Studies on Model Catalyst Surfaces at Elevated Pressures

    Elucidation of complex heterogeneous catalytic mechanisms at the molecular level is a challenging task due to the complex electronic structure and the topology of catalyst surfaces. Heterogeneous catalyst surf...

    Emrah Ozensoy, Evgeny I. Vovk in Topics in Catalysis (2013)

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    Article

    Enhanced Sulfur Tolerance of Ceria-Promoted NO x Storage Reduction (NSR) Catalysts: Sulfur Uptake, Thermal Regeneration and Reduction with H2(g)

    SO x uptake, thermal regeneration and the reduction of SO x via H2(g) over ceria-promoted NSR catalysts were investigated. Sulfur poisoning an...

    Zafer Say, Evgeny I. Vovk, Valerii I. Bukhtiyarov, Emrah Ozensoy in Topics in Catalysis (2013)