Search Results - "Rybakov, Andrey"
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Carbonate-Promoted Drift of Alkali Cations in Small Pore Zeolites: Ab Initio Molecular Dynamics Study of CO2 in NaKA Zeolite
Published in The journal of physical chemistry letters (02-05-2019)“…An effect of deblocking of small size (8R, D8R) pores in zeolites due to cation drift is analyzed by using ab initio molecular dynamics (AIMD) at the…”
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Carbonate-Promoted Drift of Alkali Cations in Small Pore Zeolites: Ab Initio Molecular Dynamics Study of CO 2 in NaKA Zeolite
Published in The journal of physical chemistry letters (02-05-2019)“…An effect of deblocking of small size (8R, D8R) pores in zeolites due to cation drift is analyzed by using ab initio molecular dynamics (AIMD) at the…”
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3
The influence of spatial limits on the modeling chemical reactivity: The example of CO2 hydration in MeX zeolites (Me = K, Rb, Cs)
Published in International journal of quantum chemistry (05-03-2019)“…Zeolite cell size variations upon cationic exchange are frequently disregarded while calculating chemical reactions with rather bulky reagents. An example of…”
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Similarities between amorphous and microcrystalline forms of hydrogenated silicon from periodic DFT modelling: coupled Si-H vibrations in (SiH)X groups, X = 2-4
Published in Molecular physics (02-08-2016)“…Microstructure factor (MF) is one of the most important properties of hydrogenated silicon (HS) used in industry. It is expressed via vibrational intensities…”
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Carbonates in zeolites: Formation, properties, reactivity
Published in International journal of quantum chemistry (15-12-2015)“…Two possible schemes of carbonate formation (with and without water participation) in cationic form zeolites are considered. Activation energy for the…”
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Probing Short‐Range Correlations in the van der Waals Magnet CrSBr by Small‐Angle Neutron Scattering
Published in Small science (01-08-2024)“…The layered metamagnet CrSBr offers a rich interplay between magnetic, optical, and electrical properties that can be extended down to the two‐dimensional (2D)…”
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Influence of alkali cations on the inter-conversion of extra-framework aluminium species in dealuminated zeolites
Published in Microporous and mesoporous materials (01-05-2014)“…The concert mechanism for proton and Na+ exchange for the explanation of Na+ effect at the limiting stage of the EFAL transformation. •Poisoning Na+ effect is…”
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Computational Differentiation of Brønsted Acidity Induced by Alkaline Earth or Rare Earth Cations in Zeolites
Published in Inorganic chemistry (19-11-2012)“…For bi- and trivalent Me q+ (Me = metal) cations of alkaline earth (AE) and rare earth (RE) metals, respectively, the formation of the nonacid MeOH(q‑1)+…”
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The role of water in the elastic properties of aluminosilicate zeolites: DFT investigation
Published in Journal of molecular modeling (01-03-2017)“…The bulk and Young moduli and heats of hydration have been calculated at the DFT level for fully optimized models of all-siliceous and cationic zeolites with…”
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Role of Distant Al Atoms in Alkaline Earth Zeolites for Stabilization of Hydroxyl Groups
Published in Journal of physical chemistry. C (26-01-2012)“…The traditional point of view about water cleavage at divalent cations in alkaline earth (AE) mordenite (MOR) and faujasite (FAU) zeolites was not supported by…”
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11
Carbonates in Zeolites: Formation, Properties, Reactivity
Published in International journal of quantum chemistry (15-02-2016)Get full text
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Oxide clusters as source of the third oxygen atom for the formation of carbonates in alkaline earth dehydrated zeolites
Published in Journal of catalysis (25-07-2011)“…Cluster and periodic type QM optimizations of the 3D structures and evaluations of the IR spectra confirm that the oxygen atoms of metal oxide species…”
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Carbonate “door” in the NaKA zeolite as the reason of higher CO2 uptake relative to N2
Published in Microporous and mesoporous materials (01-11-2012)“…[Display omitted] ► The carbonate influence on the alkali cation mobility is first shown. ► Both isolated cluster and periodic modeling is performed. ►…”
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14
Internal (SiH)X groups, X = 1-4, in microcrystalline hydrogenated silicon and their IR spectra on the basis of periodic DFT modelling
Published in Molecular physics (03-04-2014)“…Vibrational Si-H frequencies were calculated on the basis of density functional theory (DFT) using periodic boundary conditions for N-Si voids, N < 8, in…”
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Cover Feature: Magnon Sensing of NO, NO2 and NH3 Gas Capture on CrSBr Monolayer (Chem. Eur. J. 51/2024)
Published in Chemistry : a European journal (11-09-2024)“…The Cover Feature represents a gas‐sensing device in which a single layer of the 2D van der Waals ferromagnet CrSBr is embedded. The 2D material has Br…”
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Double-Dimeric Versus Tetrameric Cells for Quantum Cellular Automata: a Semiempirical Approach to Evaluation of Cell–Cell Responses Combined with Quantum-Chemical Modeling of Molecular Structures
Published in Journal of physical chemistry. C (12-09-2019)“…Quantum dot cellular automata is a computing paradigm based on transistor-free logic, which in turn relies on the idea of encoding binary information in…”
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Magnon Straintronics in the 2D van der Waals Ferromagnet CrSBr from First-Principles
Published in Nano letters (09-11-2022)“…The recent isolation of two-dimensional (2D) magnets offers tantalizing opportunities for spintronics and magnonics at the limit of miniaturization. One of the…”
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Magnon Sensing of NO, NO 2 and NH 3 Gas Capture on CrSBr Monolayer
Published in Chemistry : a European journal (29-07-2024)“…Air pollution and greenhouse emissions are significant problems across various sectors, urging the need for advanced technologies to detect and capture harmful…”
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Magnon Sensing of NO, NO2 and NH3 Gas Capture on CrSBr Monolayer
Published in Chemistry : a European journal (11-09-2024)“…Air pollution and greenhouse emissions are significant problems across various sectors, urging the need for advanced technologies to detect and capture harmful…”
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Probing the Spin Dimensionality in Single‐Layer CrSBr Van Der Waals Heterostructures by Magneto‐Transport Measurements
Published in Advanced materials (Weinheim) (01-10-2022)“…2D magnetic materials offer unprecedented opportunities for fundamental and applied research in spintronics and magnonics. Beyond the pioneering studies on 2D…”
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