Results 51 to 60 of about 13,320 (251)

Ruxit Revisited: Unravelling Russia's Dissociation From the Pan‐European Security Order

open access: yesGlobal Policy, Volume 16, Issue 3, Page 430-441, June 2025.
ABSTRACT Russia's first invasion of Ukraine in 2014 marked the culmination of Russia's dissociation from the project of institutionalised pan‐European security and from the global liberal order more generally. While not denying the relevance of studying the causes of Russia's attacks on Ukraine, this study focuses on Russia's progressing dissociation ...
Mikhail Polianskii
wiley   +1 more source

Simulation and comparative analysis of waste in concrete slabs [PDF]

open access: yes, 2014
Construction sector generates significant amounts of waste that affects the environment and obsturcts a sustainable development. The horizontal structure (slabs and roofs) is one of the building elements, by its functional requirement (geometry and ...
Almaral Sánchez, Jorge Luis   +6 more
core   +2 more sources

Lignin-derived bisguaiacol P vinyl ester as a bisphenol A-free resin alternative

open access: yesCommunications Materials
Bisphenol A (BPA)-based epoxy materials are widely used for their excellent adhesion and strong mechanical properties in applications such as food packaging and medical devices.
Line Etiennot   +16 more
doaj   +1 more source

Kombination von Wasserstoffatomtransfer und der Truce‐Smiles‐Umlagerung zur Synthese von β‐Arylethylaminen aus nicht aktivierten Allylsulfonamiden

open access: yesAngewandte Chemie, Volume 137, Issue 19, May 5, 2025.
Wir berichten von einer milden, photoinduzierten radikalischen Hydroarylierung von nicht aktivierten N‐Allylamin Derivaten für die Synthese von β‐Arylethylaminen mit einfachen Alkylketten. DFT‐Studien zeigten, dass ein ipso‐Angriff dem ortho‐Angriff bevorzugt wird, wenn eine der ortho‐Positionen der an den Schwefel gebundenen aromatischen Gruppe ...
Hanqi Zhou   +5 more
wiley   +1 more source

Divide and teach: educational inequality and the Roma [PDF]

open access: yes, 2010
This paper will discuss the decision of the Grand Chamber of the European Court of Human Rights in DH and Others v Czech Republic which found that the practice of sending Roma pupils to special schools in order to provide remedial education undermined ...
O'Nions, H
core   +1 more source

Nomenclature and Terminology of Organic Chemistry. I. Sixty Years of Croatian Nomenclature of Organic Chemistry [PDF]

open access: yesKemija u Industriji, 2013
This article describes the history and development of the Croatian nomenclature of organic chemistry from the publication of the first translation of international nomenclature recommendations to the present age.
Rapić, V., Varga-Defterdarović, L.
doaj  

Proposition of OSCE's reforms in the light of contemporary political crisis in Europe [PDF]

open access: yesZbornik Radova: Pravni Fakultet u Novom Sadu, 2017
The Paper observes the foundation and development of OSCE as the most important contemporary security organization from the perspective of historical and political dynamics and the interests of international subjects.
Gajić Aleksandar M.
doaj   +1 more source

Direktsynthese von Dimethylether aus Synthesegas über bifunktionalen Pd/CeO2/Al2O3‐Katalysatoren aus Nanopartikeln

open access: yesAngewandte Chemie, Volume 137, Issue 16, April 11, 2025.
Wir berichten hier über die Synthese eines bifunktionalen Pd/CeO2/γ‐Al2O3‐Katalysators, welcher hohe Aktivität, Selektivität und Stabilität in der Direktsynthese von Dimethylether aus Synthesegas in einem Schritt aufweist. Umfassende Untersuchungen mittels Großwinkel‐Dunkelfeld‐RTEM, XPS und in situ UHV‐FTIRS bestätigten die Existenz von gut verteilten
Bing Wang   +7 more
wiley   +1 more source

La difficile quête d'un système de sécurité en Europe : les limites de l'approche institutionnelle [PDF]

open access: yes, 1995
With the end of the cold war, Europe, whilst avoiding the major threat of a global conflagration, has entered a period of uncertainty and instability, resulting from new risks which have appeared and from conflicts which have developed to the east of the
Braillard, Philippe
core   +1 more source

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