Results 31 to 40 of about 93,089 (301)

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

Insect ventral radar cross-section polarisation dependence measurements for radar entomology [PDF]

open access: yes, 2006
Radar entomology has developed such that routine long-term monitoring of insect flight through the atmospheric boundary layer is now practical. Typical entomological radars use X-band (9.4 GHz) marine transceivers with a vertical pencil beam and rotate ...
Aldhous, Anthony C., Hobbs, Stephen
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

Polarised random -SAT

open access: yesCombinatorics, Probability and Computing, 2023
AbstractIn this paper we study a variation of the random $k$ -SAT problem, called polarised random $k$ -SAT, which contains both the classical random $k$ -SAT model and the random version of monotone $k$ -SAT another well-known NP-complete version of SAT.
Joel Larsson Danielsson, Klas Markström
openaire   +3 more sources

A study of X-ray point sources in Heiles Clouds 1 and 2

open access: yesActa Polytechnica
Star formation takes place in the coldest parts of molecular clouds, beginning in the densest, collapsing regions of filaments. As pre-main sequence stars are luminous X-ray emitters, X-ray point sources can serve as effective tracers of YSOs.
Nóra Varga   +2 more
doaj   +1 more source

The influence of cupric ions on the corrosion behavior CuZn-42 brass in presence of corrosion inhibitors in acidic medium

open access: yesZaštita Materijala, 2020
In this work we are presented our results of investigations of corrosion behavior of CuZn-42 brass in acid sulphate solution, in presence of corrosion inhibitors and cupric ions.
Zoran Avramović, Milan Antonijević
doaj   +1 more source

Fibre-optic polarisers and polarising couplers

open access: yesElectronics Letters, 1988
The dispersion equation describing the planar waveguiding properties of a thin metal film sandwiched between two dielectrics was used to predict the conditions for polarisation selective coupling from an optical fibre to surface plasmon polaritons. The conditions predicted by the analysis and those found by experiment were in close agreement and the ...
W. Johnstone   +3 more
openaire   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Trends of Social Polarisation and Segregation in Athens (1991–2011)

open access: yesSocial Inclusion, 2021
This article investigates social and spatial changes in the Athens metropolitan area between 1991 and 2011. The main question is whether social polarisation—and the contraction of intermediate occupational categories—unevenly developed across the city is
Thomas Maloutas, Hugo Botton
doaj   +1 more source

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