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Alexander G Stepanov

Explore the profile of Alexander G Stepanov including associated specialties, affiliations and a list of published articles. Areas
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Articles 51
Citations 152
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Recent Articles
11.
Khudozhitkov A, Plekhanov M, Arzumanov S, Kolokolov D, Stepanov A
Phys Chem Chem Phys . 2023 Oct; 25(40):27516-27523. PMID: 37800380
The UiO-66 (Zr) metal-organic framework (MOF) is of notable interest due to its facile synthesis, robustness under a wide range of chemical and physical conditions and its capability to separate...
12.
Solovyeva M, Krivosheeva I, Gordeeva L, Khudozhitkov A, Kolokolov D, Stepanov A, et al.
ChemSusChem . 2023 Jun; 16(18):e202300520. PMID: 37272258
The adsorption method for atmospheric water harvesting (AWH) is considered as a promising heat-driven technology for potable water supply in arid regions. This research is focused on novel composite sorbents...
13.
Khudozhitkov A, Paschek D, Stepanov A, Kolokolov D, Ludwig R
J Phys Chem Lett . 2023 Apr; 14(17):4019-4025. PMID: 37093004
Attractive interactions between ions of like charge remain an elusive concept. Observing and quantifying this type of interaction in liquids and solutions is still a major challenge. Recently, we have...
14.
Arzumanov S, Gabrienko A, Freude D, Haase J, Stepanov A
Chemistry . 2022 Oct; 29(5):e202202962. PMID: 36310393
Kinetics of H/D hydrogen exchange between deuterated isobutane-d and Brønsted acid sites (BAS) of three zeolite samples (H-BEA, ZnO/H-BEA, Zn /H-BEA) were monitored with H MAS NMR in situ at...
15.
Kolganov A, Gabrienko A, Stepanov A
Phys Chem Chem Phys . 2022 Sep; 24(36):22241-22249. PMID: 36098054
C MAS NMR spectroscopy is a powerful technique to study the mechanisms of hydrocarbon transformations on heterogeneous catalysts. It can reliably identify the surface intermediates and the adsorbed products based...
16.
Khudozhitkov A, Stange P, Paschek D, Stepanov A, Kolokolov D, Ludwig R
Chemphyschem . 2022 Aug; 23(23):e202200557. PMID: 35944124
We report strong isotope effects for the protic ionic liquid triethylammonium methanesulfonate [TEA][OMs] by means of deuterium solid-state NMR spectroscopy covering broad temperature ranges from 65 K to 313 K....
17.
Kolganov A, Gabrienko A, Chernyshov I, Stepanov A, Pidko E
Phys Chem Chem Phys . 2022 Mar; 24(11):6492-6504. PMID: 35254352
The reactivity theories and characterization studies for metal-containing zeolites are often focused on probing the metal sites. We present a detailed computational study of the reactivity of Zn-modified BEA zeolite...
18.
Khudozhitkov A, Arzumanov S, Kolokolov D, Stepanov A
Solid State Nucl Magn Reson . 2022 Mar; 118:101784. PMID: 35247850
UiO-66 (Zr) is a metal-organic framework (MOF) known for its thermal and chemical stability and wide range of adsorption-based applications. This MOF exhibits high separation selectivity for butane isomers. It...
19.
Khudozhitkov A, Stange P, Stepanov A, Kolokolov D, Ludwig R
Phys Chem Chem Phys . 2022 Feb; 24(10):6064-6071. PMID: 35212342
We show that solid-state NMR spectroscopy is a suitable method for characterizing the structure, hydrogen bond dynamics and phase transition behavior in protic ionic liquids (PILs). Deuteron line shape and...
20.
Khudozhitkov A, Donoshita M, Stepanov A, Philippi F, Rauber D, Hempelmann R, et al.
Chemistry . 2022 Feb; 28(23):e202200257. PMID: 35187737
We report the complex phase behavior of the glass forming protic ionic liquid (PIL) d3-octylphosphonium bis(trifluoromethylsulfonyl)imide [C H PD ][NTf ] by means of solid-state NMR spectroscopy. Combined line shape...