Results 41 to 50 of about 346,641 (319)

Justification of the effect of the regularities of the flow of nanotribological processes in the materials of joint parts on the increase of wear resistance, reliability and efficiency of the functioning of machines and mechanisms

open access: yesПроблеми трибології, 2023
The article elucidates the essence of nanotribological processes in the materials of conjugation of samples of parts by the methods of the surface force apparatus, scanning tunneling and atomic force microscopy.
V.V. Aulin   +6 more
doaj   +1 more source

Ukrainians in Austria [PDF]

open access: yesDiplomatic Ukraine, 2018
Many Austrian citizens of Ukrainian origin actively helped diplomats of the young Ukraine to take the first steps in the development of bilateral relations with the Republic of Austria. The social and cultural life of Austrians of Ukrainian origin in the late 20 and early 21 centuries was concentrated around the Greek Catholic Church of St.
openaire   +1 more source

The Russian-Ukrainian Political Divide [PDF]

open access: yesEastern European Economics, 2007
The Orange Revolution unveiled significant political and economic tensions between ethnic Russians and Ukrainians in Ukraine. Whether this divide was caused by purely ethnic differences or by ethnically segregated reform preferences is unknown. Analysis using unique micro data collected prior to the revolution finds that voting preferences for the ...
Constant, Amelie   +2 more
openaire   +5 more sources

3D‐Printing of Electroconductive MXene‐Based Micro‐Meshes in a Biomimetic Hyaluronic Acid‐Based Scaffold Directs and Enhances Electrical Stimulation for Neural Repair Applications

open access: yesAdvanced Science, EarlyView.
This study combined microscale 3D‐printing with 2D Ti3C2Tx MXene nanosheets to produce electroconductive microfibrous micro‐meshes. By embedding these MXene‐functionalized micro‐meshes within a growth‐supportive macroporous extracellular matrix (ECM)‐based biomaterial, multifunctional biomimetic MXene‐ECM scaffolds were developed.
Ian Woods   +10 more
wiley   +1 more source

Evaluation of color variability of sliced oak veneer in the process of its manufacture

open access: yesНаукові праці Лісівничої академії наук України, 2023
Sliced veneer has the highest value as a facing material, provided that the natural color of the wood is preserved. Therefore, the study of the color characteristics of sliced veneer is of considerable practical importance.
Yuriy Huber   +4 more
doaj   +1 more source

Geopolitical Ukrainian-Russian conflict: the reaction of Ukrainian churches

open access: yesUkrainian Religious Studies, 2016
Modern Ukrainian society is stratified not only economically, socially, professionally, informally, territorially, politically, historically, but ideologically and experiencedly. Is there something that unites Ukraine today? E. This - the present as a set of cultural and civilization factors and reality as a set of fateful events.
Liudmyla O. Fylypovych, Oksana Gorkusha
openaire   +4 more sources

Self‐Assembled Moiré Superlattices of Ti3C2Tx MXene for Future Twistronic Applications

open access: yesAdvanced Science, EarlyView.
Scanning tunneling microscopy imaging reveals self‐assembled Moiré superlattices in MXene with distinct periodicities. The observed Moiré modulates the local density of states due to interlayer electronic coupling. This work provides an atomic‐scale understanding of MXene Moiré physics and establishes a foundation for twistronics in future quantum ...
Kuanysh Zhussupbekov   +9 more
wiley   +1 more source

Mussel‐Inspired Self‐Assembly of PtO4 Atomic Catalysts for Interfacial Synergistic Hydrogen Evolution

open access: yesAdvanced Science, EarlyView.
Mussel‐inspired strategy for self‐assembling PtO4 atomic catalysts on different 2D substrates is presented. Notably, the self‐assembled PtO4 site exhibits up to a 30‐fold enhancement of mass activity compared to commercial Pt/C catalysts, contingent upon the choice of substrate material.
Yeo Hoon Yoon   +9 more
wiley   +1 more source

Regulating Solvation Dynamics and Lithium Plating via Ti3C2Tx‐Engineered PVDF‐HFP Separators

open access: yesAdvanced Energy Materials, EarlyView.
A Ti3C2Tx MXene/PVDF‐HFP separator regulates Li+ flux through synergistic dipole interactions, enhancing transport kinetics and suppressing anion migration. Orbital hybridization enables effective TFSI− reduction, forming a robust LiF‐rich SEI that stabilizes the Li/electrolyte interface.
Seulgi Kim   +7 more
wiley   +1 more source

Quantifying the land‐use change due to soybean‐based biodiesel in the United States

open access: yesApplied Economic Perspectives and Policy, EarlyView.
Abstract We quantify the impact of soybean oil‐based biodiesel production on US cropland, using a method that accounts for the intermediate effect of soybean crushing facilities. Based on U.S. Environmental Protection Agency data for biodiesel production and proprietary data for soybean crushing facilities over 2011–2020, we find that the elasticities ...
Ruiqing Miao   +5 more
wiley   +1 more source

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