Results 51 to 60 of about 314,104 (296)

THE PROBLEMS OF POLITICAL INTERACTION BETWEEN RUSSIA AND COUNTRIES OF THE SOUTH CAUCASUS AT THE TURN OF XX-XXI CENTURIES

open access: yesСовременная наука и инновации, 2022
The article analyzes the development of Russia's foreign policy in the South Caucasian direction in the second half of the 90s of the XX century - the beginning of the 2000s, Particular attention is paid to the identification of objective and subjective ...
Boris Georgievich Koybaev
doaj  

Advanced Branched Carbon Nanotube/Carbon Black Hybrid Technologies: Cost‐Effective Fabrication of High‐Performance Conductive Polyamide 6 Filaments for Next‐Generation Smart Textile Applications

open access: yesAdvanced Materials Technologies, EarlyView.
This study demonstrates a cost‐effective hybrid nanofiller approach for developing conductive polyamide 6 filaments via melt spinning. Branched carbon nanotubes combined with carbon black create synergistic networks where spherical CB particles bridge aligned CNTs, maintaining electrical pathways during fiber drawing.
Müslüm Kaplan   +3 more
wiley   +1 more source

Advances in Safe, Flexible, and Stretchable Batteries for Wearable Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Unlike previous reviews centered on component‐based deformability, this work highlights safety‐driven design strategies for flexible and stretchable batteries. By integrating material‐level engineering, geometry‐controlled structures, biocompatibility, and self‐protection mechanisms, it establishes a unified framework that connects mechanical ...
Hyewon Kang   +4 more
wiley   +1 more source

Concerning the Genealogy of the Master of Cold Weapons Geurk [PDF]

open access: yesИсторическое оружиеведение, 2021
The article contains new and little-known facts about the life of the renowned master of cold weapons Geurk. The author sets the goal to introduce various biographical data about Geurk into scientific circulation since the dissemination of false ...
Levan B. Dvalishvili
doaj  

Photonics of Topological Magnetic Textures

open access: yesAdvanced Optical Materials, EarlyView.
Localized noncollinear magetic textures imprint their geometry and topology onto traversing photonic fields endowing them with orbital angular‐momentum, chirality, and magnetoelectric densities. Abstract Topological textures in magnetically ordered materials are an important case studies for fundamental research with promising applications in data ...
Vakhtang Jandieri   +6 more
wiley   +1 more source

Two new species of Diostracus Loew, 1861 (Diptera: Dolichopodidae) from the Caucasus with a key to species from the region [PDF]

open access: yesКавказский энтомологический бюллетень
Diostracus khevsureticus sp. n. from highlands of Georgia and D. osseticus sp. n. from highlands of South Ossetia are described and illustrated and associated with the subgenus Lagodechia Negrobov et Tsurikov, 1996, comprising now three Caucasian species
I.Ya. Grichanov, B.I. Volfov
doaj   +1 more source

Excitonic Landscapes in Monolayer Lateral Heterostructures Revealed by Unsupervised Machine Learning

open access: yesAdvanced Optical Materials, EarlyView.
Hyperspectral photoluminescence data from graded MoxW1 − xS2 alloys and monolayer MoS2–WS2 lateral heterostructures are analyzed using unsupervised machine learning. The combined use of PCA, t‐SNE, and DBSCAN uncovers distinct excitonic regions that trace how composition, strain, and defects modulate optical responses in these 2D materials.
Maninder Kaur   +4 more
wiley   +1 more source

Challenges and Future Directions in Assessing the Quality and Completeness of Advanced Materials Safety Data for Re‐Usability: A Position Paper From the Nanosafety Community

open access: yesAdvanced Sustainable Systems, EarlyView.
Nanosafety data provide a guiding example for establishing best practices in data management, aligning with FAIR principles and quality criteria. This review explores existing quality assessment approaches for reliability, relevance, and completeness, emphasizing the need for harmonization and adaptation to nanomaterials and advanced materials. The aim
Verónica I. Dumit   +43 more
wiley   +1 more source

Us vs. Them as Structural Equivalence: Analysing Nationalist Discourse Networks in the Georgian Print Media

open access: yesPolitics and Governance, 2020
Nationalist discourse has been identified as a driving factor in the causal chain linking democratization to the likelihood of ethnic conflicts, due to its nature of polarizing us against others along ethnic lines.
Nino Abzianidze
doaj   +1 more source

Two Novel S‐methyltransferases Confer Dimethylsulfide Production in Actinomycetota

open access: yesAdvanced Science, EarlyView.
This study identifies two novel S‐adenosine‐methionine‐dependent methyltransferases, MddM1 and MddM2, in actinomycetes from the Mariana Trench. These enzymes can convert toxic hydrogen sulfide (H2S) and methanethiol (MeSH) into dimethylsulfide (DMS), serving as a cellular detoxification and oxidative stress response.
Ruihong Guo   +11 more
wiley   +1 more source

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