Results 91 to 100 of about 36,909 (312)

Crisis and redistribution of world power

open access: yesRevista CIDOB d'Afers Internacionals, 2012
The main aim of this essay is to examine the current state and short-term influence of world politics, as well as observing a central aspect, namely the political scope of the economic-financial crisis of 2008-2012, and some main trends which, above and ...
Juan Gabriel Tokatlian
doaj  

Perspectives on Serbia’s China–EU Hedging Strategy: Resilient to De-hedging? [PDF]

open access: yesMeđunarodni Problemi
In an increasingly multipolar international system, small states like Serbia exert complex strategic dilemmas in navigating great power competition. This paper investigates Serbia's hedging strategy between its two main poles of foreign policy preference—
Nenad Stekić, Aleksandar Mitić
doaj   +1 more source

Isospin Character of the Pygmy Dipole Resonance in 124Sn

open access: yes, 2010
The pygmy dipole resonance has been studied in the proton-magic nucleus 124Sn with the (a,a'g) coincidence method at E=136 MeV. The comparison with results of photon-scattering experiments reveals a splitting into two components with different structure:
A. Lagoyannis   +20 more
core   +1 more source

Spin‐Crossover Modulated Luminescence in Materials and Molecular Complexes

open access: yesHelvetica Chimica Acta, EarlyView.
The synergistic coupling of spin‐crossover and luminescent properties holds great promise for the development of multifunctional and stimuli‐responsive molecular materials. This contribution provides a comprehensive overview of the field, surveying the possible coupling mechanisms, the various synthetic strategies and their potential applicability, as ...
Charlotte Egger, Claude Piguet
wiley   +1 more source

Light radioactive nuclei capture reactions with phenomenological potential models

open access: yes, 2009
Light radioactive nuclei play an important role in many astrophysical environments. Due to very low cross sections of some neutron and proton capture reactions by these radioactive nuclei at energies of astrophysical interest, direct laboratory ...
Bertulani, C. A., Guimaraes, V.
core   +1 more source

Various Aspects of the Multipolarity within the World Economic System

open access: yes, 2015
The key aspects of the world economy’s transformation in the context of the multipolar world formation are studied in the article. Various kinds of economic multipolarity are analyzed. There is specially emphasized the wide range of multipolarity’s forms
A. Y. Arkhipov, A. N. Yeletsky
semanticscholar   +1 more source

A Linear‐to‐Linear Cross‐Polarization Conversion q‐BIC Metasurface for Transmission Mode Mid‐Infrared Spectral Filtering

open access: yesLaser &Photonics Reviews, EarlyView.
Manipulating the ultranarrow linewidth spectral features of quasi bound states in the continuum is challenging. A metasurface supporting linear‐to‐linear cross‐polarization coupling efficiency surpassing 25% is proposed to address the issue. Less than 100 nm linewidth is achieved, enabling the device to be applied to wavelength‐selective polarization ...
Shuhao Wu   +5 more
wiley   +1 more source

China as a Shaper of Global Governance in a Multipolar World: Ambitions, Initiatives, and Prospects

open access: yesChina Quarterly of International Strategic Studies
The global order is experiencing a profound transformation as the post-Cold War unipolar moment gives way to a contested multipolarity. In this transition, China has emerged as a central player, advancing a suite of global governance frameworks — Global ...
Muhammad Imran Chaudhry
doaj   +1 more source

Spectroscopy of $^{50}$Sc and ab initio calculations of $B(M3)$ strengths

open access: yes, 2017
The GRIFFIN spectrometer at TRIUMF-ISAC has been used to study excited states and transitions in $^{50}$Sc following the $\beta$-decay of $^{50}$Ca. Branching ratios were determined from the measured $\gamma$-ray intensities, and angular correlations of $
Bowry, M.   +12 more
core   +1 more source

The multipolar structure of fuzzballs [PDF]

open access: diamond, 2021
Massimo Bianchi   +5 more
openalex   +1 more source

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