Results 31 to 40 of about 233,826 (182)

Evidence for polarised boron in Co-B and Fe-B alloys [PDF]

open access: yes, 1999
By exploiting the tunability of synchrotron radiation in measurements of spin-resolved photoemission it has proved possible to obtain information on the polarisation of the valence electrons of Co-B and Fe-B amorphous magnetic alloys, Both the spin ...
Cornelius, S   +4 more
core   +1 more source

Measurement of ψ(2S) polarisation in pp collisions at √s = 7 TeV [PDF]

open access: yes, 2014
The polarisation of prompt ψ(2S) mesons is measured by performing an angular analysis of ψ(2S) → μ+μ- decays using proton-proton collision data, corresponding to an integrated luminosity of 1.0 fb-1, collected by the LHCb detector at a centre-of-mass ...
Back, J. J.   +13 more
core   +1 more source

The Simulation of Electret Effect in Zn0.7Cd0.3S Layers

open access: yesNonlinear Analysis, 2005
The regularities of the dark discharge in ionic contact mode as well as of the thermoelectret effect have been investigated for Zn0.7Cd0.3S layers. The peculiarities of electret charge formation as well as the electret voltage dependences on poling ...
F. Kuliešius   +2 more
doaj   +1 more source

Raman Spectra of Diphenylalanine Microtubes: Polarisation and Temperature Effects

open access: yesCrystals, 2020
Diphenylalanine microtubes have remarkable physical properties that allow one to use them in electronics. In this work, we measured polarised temperature-dependent Raman spectra in self-assembled diphenylalanine microtubes grown from the solution.
Alexander Krylov   +7 more
doaj   +1 more source

QUIJOTE Scientific Results. II. Polarisation Measurements of the Microwave Emission in the Galactic molecular complexes W43 and W47 and supernova remnant W44 [PDF]

open access: yes, 2016
We present Q-U-I JOint TEnerife (QUIJOTE) intensity and polarisation maps at 10-20 GHz covering a region along the Galactic plane ...
Artal, E.   +13 more
core   +3 more sources

Discourse and Social Cohesion in and After the Covid-19 Pandemic

open access: yesMedia and Communication, 2022
This conceptual article argues that class is a major factor in the social division and polarisation after the Covid-19 pandemic. Current discourse and communication analyses of phenomena such as compliance with measures and vaccine hesitancy seek ...
Mario Bisiada
doaj   +1 more source

Polarisation of very-low-mass stars and brown dwarfs

open access: yes, 2009
Ultra-cool dwarfs of the L spectral type (Teff=1400-2200K) are known to have dusty atmospheres. Asymmetries of the dwarf surface may arise from rotationally-induced flattening and dust-cloud coverage, and may result in non-zero linear polarisation ...
Appenzeller   +47 more
core   +1 more source

The concept of empire as a stumbling stone: Aspects of an ecumenical discussion on the theme of empire

open access: yesHTS Teologiese Studies/Theological Studies, 2009
The topic of empire is one of the main disputed points in the discussion following the ‘Accra Declaration’. This article evaluates several points of view from the South and North concerning ‘empire’ and shows how the dynamics of the different contexts ...
Martina Wasserloos-Strunk
doaj   +1 more source

Ukraine and singular optics

open access: yesNanophotonics, 2023
The mostly theoretical viewpoint, in which light is understood in terms of its singularities – caustics, phase vortices and lines of circular and linear polarisation – was developed in Bristol in the 1970s and 1980s.
Berry Michael
doaj   +1 more source

The polarisation of afterglow emission reveals GRB jet structure

open access: yes, 2004
We numerically compute light and polarisation curves of gamma-ray burst afterglows for various configurations of the jet luminosity structure and for different dynamical evolutions. We especially consider the standard homogeneous ``top hat'' jet and the `
Amati   +51 more
core   +1 more source

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