Search Results - "Vovk, Evgeny"

Understanding lanthanum oxide surface structure by DFT simulation of oxygen 1s calibrated binding energy in XPS after in situ treatment by Pang, Yaoqi, Zhou, Xiaohong, Vovk, Evgeny I., Guan, Cairu, Li, Shenggang, van Bavel, Alexander P., Yang, Yong

“…[Display omitted] •DFT simulation confirms that (001) and (011) are the most stable surfaces of La2O3.•Insight into the La2O3 catalyzed OCM reaction by…”
Get full text

Solid micellar Ru single-atom catalysts for the water-free hydrogenation of CO2 to formic acid by Wang, Qiyan, Santos, Sara, Urbina-Blanco, César A., Hernández, Willinton Y., Impéror-Clerc, Marianne, Vovk, Evgeny I., Marinova, Maya, Ersen, Ovidiu, Baaziz, Walid, Safonova, Olga V., Khodakov, Andrei Y., Saeys, Mark, Ordomsky, Vitaly V.

“…[Display omitted] •Micelles with RuX4− heterogenized by hydrolysis with incorporation of Ru in MCM-41.•Single site Ru(III) are stabilized by CTA+ surfactant in…”
Get full text

Self‐Assembly of Thiourea‐Crosslinked Graphene Oxide Framework Membranes toward Separation of Small Molecules by Yang, Jingjing, Gong, Dian, Li, Guihua, Zeng, Gaofeng, Wang, Qiyan, Zhang, Yelei, Liu, Guojuan, Wu, Ping, Vovk, Evgeny, Peng, Zheng, Zhou, Xiaohong, Yang, Yong, Liu, Zhi, Sun, Yuhan

“…The poor mechanical strength of graphene oxide (GO) membranes, caused by the weak interlamellar interactions, poses a critical challenge for any practical…”
Get full text

Direct conversion of CO2 to a jet fuel over CoFe alloy catalysts by Zhang, Lei, Dang, Yaru, Zhou, Xiaohong, Gao, Peng, Petrus van Bavel, Alexander, Wang, Hao, Li, Shenggang, Shi, Lei, Yang, Yong, Vovk, Evgeny I., Gao, Yihao, Sun, Yuhan

“…The direct conversion of carbon dioxide (CO2) using green hydrogen is a sustainable approach to jet fuel production. However, achieving a high level of…”
Get full text

Formaldehyde Selectivity in Methanol Partial Oxidation on Silver: Effect of Reactive Oxygen Species, Surface Reconstruction, and Stability of Intermediates by Karatok, Mustafa, Sensoy, Mehmet Gokhan, Vovk, Evgeny I., Ustunel, Hande, Toffoli, Daniele, Ozensoy, Emrah

Get full text

XPS Study of Stability and Reactivity of Oxidized Pt Nanoparticles Supported on TiO2 by Vovk, Evgeny I, Kalinkin, Alexander V, Smirnov, Mikhail Yu, Klembovskii, Igor O, Bukhtiyarov, Valerii I

“…The method of X-ray photoelectron spectroscopy was used to study the interaction of the model Pt/TiO2 catalysts with NO2 and the following reduction of the…”
Get full text

In Situ Generation of Brønsted Acidity in the Pd‑I Bifunctional Catalysts for Selective Reductive Etherification of Carbonyl Compounds under Mild Conditions by Wu, Dan, Hernández, Willinton Y, Zhang, Songwei, Vovk, Evgeny I, Zhou, Xiaohong, Yang, Yong, Khodakov, Andrei Y, Ordomsky, Vitaly V

“…Selective synthesis of ethers from biomass-derived carbonyl compounds is an important academic and industrial challenge. The existing processes based on strong…”
Get full text

Bimetallic monolayer catalyst breaks the activity–selectivity trade-off on metal particle size for efficient chemoselective hydrogenations by Guan, Qiaoqiao, Zhu, Chuwei, Lin, Yue, Vovk, Evgeny I., Zhou, Xiaohong, Yang, Yong, Yu, Hancheng, Cao, Lina, Wang, Hengwei, Zhang, Xiaohui, Liu, Xinyu, Zhang, Mengkai, Wei, Shiqiang, Li, Wei-Xue, Lu, Junling

“…Particle size governs the geometric and electronic structure of metal nanoparticles (NPs), shaping their catalytic performance. However, size-dependent…”
Get full text

Selective Oxidation of Alcohols to Carbonyl Compounds over Small Size Colloidal Ru Nanoparticles by Zhao, JingPeng, Hernández, Willinton Y., Zhou, WenJuan, Yang, Yong, Vovk, Evgeny I., Capron, Mickael, Ordomsky, Vitaly

“…The selective oxidation of alcohols to corresponding aldehydes is one of the most challenging problems in modern chemistry due to over‐oxidation of these…”
Get full text

Selective Catalytic Ammonia Oxidation to Nitrogen by Atomic Oxygen Species on Ag(111) by Karatok, Mustafa, Vovk, Evgeny I, Koc, Ali Vala, Ozensoy, Emrah

“…Ammonia-selective catalytic oxidation was studied on the planar Ag(111) single-crystal model catalyst surface under ultra-high-vacuum (UHV) conditions. A…”
Get full text

Active oxygen center in oxidative coupling of methane on La2O3 catalyst by Zhou, Xiaohong, Pang, Yaoqi, Liu, Zebang, Vovk, Evgeny I., van Bavel, Alexander P., Li, Shenggang, Yang, Yong

“…In situ XPS identifies a thermodynamically stable oxygen species on La2O3 associated with high OCM activity and C2 selectivity, which is revealed by DFT as a…”
Get full text

Influence of ceria on the NOx reduction performance of NOx storage reduction catalysts by Say, Zafer, Vovk, Evgeny I., Bukhtiyarov, Valerii I., Ozensoy, Emrah

“…•Influence of ceria on the NOx storage and reduction processes investigated in detail.•Spectroscopic evidence for presence of SMSI, ceria reduction, BaO2, and…”
Get full text

On the Role of Sn Segregation of Pt-Sn Catalysts for Propane Dehydrogenation by Wang, Jieli, Chang, Xin, Chen, Sai, Sun, Guodong, Zhou, Xiaohong, Vovk, Evgeny, Yang, Yong, Deng, Wanyu, Zhao, Zhi-Jian, Mu, Rentao, Pei, Chunlei, Gong, Jinlong

“…Bimetallic nanoparticle catalysts attract extensive attention for relevant catalysis processes due to their flexible structures, while the structure evolution…”
Get full text

Photocatalytic Activity of Mesoporous Graphitic Carbon Nitride (mpg-C3N4) Towards Organic Chromophores Under UV and VIS Light Illumination by Erdogan, Deniz Altunoz, Sevim, Melike, Kısa, Ezgi, Emiroglu, Dilara Borte, Karatok, Mustafa, Vovk, Evgeny I., Bjerring, Morten, Akbey, Ümit, Metin, Önder, Ozensoy, Emrah

“…A template-assisted synthetic method including the thermal polycondensation of guanidine hydrochloride (GndCl) was utilized to synthesize highly-organized…”
Get full text

Surface molecular imprinting over supported metal catalysts for size-dependent selective hydrogenation reactions by Wu, Dan, Baaziz, Walid, Gu, Bang, Marinova, Maya, Hernández, Willinton Y., Zhou, Wenjuan, Vovk, Evgeny I., Ersen, Ovidiu, Safonova, Olga V., Addad, Ahmed, Nuns, Nicolas, Khodakov, Andrei Y., Ordomsky, Vitaly V.

“…Molecular imprinting of polymer matrices enables the creation of template-shaped cavities with high affinity for molecules of given shape and size. Here we…”
Get full text

Palladium doped perovskite-based NO oxidation catalysts: The role of Pd and B-sites for NOx adsorption behavior via in-situ spectroscopy by Say, Zafer, Dogac, Merve, Vovk, Evgeny I., Kalay, Y. Eren, Kim, Chang Hwan, Li, Wei, Ozensoy, Emrah

“…•Perovskites capable of activating N–O linkages without an external reducing agent.•H2-pretreatment yielded drastic improvement in the amount of NOx…”
Get full text

An In Situ Temperature-Dependent Study of La2O3 Reactivation Process by Zhou, Xiaohong, Vovk, Evgeny I., Liu, Yang, Guan, Cairu, Yang, Yong

“…Lanthanum-containing materials are widely used in oxidative catalytic and electrocatalytic reactions such as oxidative coupling of methane (OCM) and solid…”
Get full text

Decomposition of Supported Pd Hydride Nanoparticles for the Synthesis of Highly Dispersed Metallic Catalyst by Zhou, Yage, Baaziz, Walid, Ersen, Ovidiu, Kots, Pavel A, Vovk, Evgeny I, Zhou, Xiaohong, Yang, Yong, Ordomsky, Vitaly V

Get full text

Interactive Surface Chemistry of CO2 and NO2 on Metal Oxide Surfaces: Competition for Catalytic Adsorption Sites and Reactivity by Vovk, Evgeny I, Turksoy, Abdurrahman, Bukhtiyarov, Valerii I, Ozensoy, Emrah

“…Interactive surface chemistry of CO2 and NO2 on BaO x /Pt(111) model catalyst surfaces were investigated via X-ray photoelectron spectroscopy (XPS) and…”
Get full text

Sulfur Poisoning and Regeneration Behavior of Perovskite-Based NO Oxidation Catalysts by Kurt, Merve, Say, Zafer, Ercan, Kerem Emre, Vovk, Evgeny I., Kim, Chang Hwan, Ozensoy, Emrah

“…SO x uptake and release properties of LaMnO 3 , Pd/LaMnO 3 , LaCoO 3 and Pd/LaCoO 3 perovskites were investigated via in situ Fourier transform infrared (FTIR)…”
Get full text