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Now showing items 1521-1530 of 1619
Formation of a cold antihydrogen beam in AEGIS for gravity measurements
(
AIP Publishing
, 2008 , Article)
The formation of the antihydrogen beam in the AEGIS experiment through the use of inhomogeneous electric fields is discussed and simulation results including the geometry of the apparatus and realistic hypothesis about the ...
Physical functionalization of multi-walled carbon nanotubes for enhanced dispersibility in aqueous medium
(
Springer Nature
, 2020 , Article)
Noncovalent functionalization of multi-walled carbon nanotubes (MWCNTs) by anionic surfactants (sodium dodecylbenzene sulfonate; SDBS and sodium cholate; SC) results in stable aqueous dispersions. SDBS showed better ...
Degeneration and the demos in North Africa: towards a ‘critical’ study of democratisation?
(
Taylor & Francis
, 2023 , Article)
This article frames the problematic explored in the Special Issue, namely, the Maghreb and North Africa's ‘crisis of democratization.' Across cases, the crisis is multi-layered, involving first, counter-revolution since ...
Prevalence and potential determinants of covid-19 vaccine hesitancy and resistance in qatar: Results from a nationally representative survey of qatari nationals and migrants between december 2020 and january 2021
(
MDPI AG
, 2021 , Article)
Global COVID-19 pandemic containment necessitates understanding the risk of hesitance or resistance to vaccine uptake in different populations. The Middle East and North Africa currently lack vital representative vaccine ...
The 2022 World Cup: Putting Qatar's Best Foot Forward
(
Gulf Studies center - College of Arts & Sciences - Qatar University
, 2022 , Conference Paper)
2022 was Qatar's year to put its best foot forward. A major producer of natural gas, the tiny Gulf state was under the magnifying glass as it entered the final phase of hosting the 2022 World Cup and emerged as a potential ...
Conducting polyaniline nanorods doped with aromatic carboxyl chain end functionalized polystyrene
(
Elsevier
, 2015 , Article)
The preparation of new conducting polyaniline (PANI) derivatives with different nanostructures is described. PANI derivatives doped with aromatic carboxyl chain end functionalized polystyrene derivatives of different number ...
Finite Element Analysis of the Dynamics of Power-Law Fluid around an Obstacle in a Channel
(
Hindawi Limited
, 2022 , Article)
Control of uid forces is an emerging area of research with numerous engineering applications. e uneven wake behind an
obstacle causes undesirable structural oscillations, which can lead to fatigue or structural failure. ...
Preparing for the worst? Household food stockpiling during the second wave of covid-19 in serbia
(
MDPI
, 2021 , Article)
Stockpiling and panic buying are significant components of crisis-and disaster-related consumption behaviors that have gained significant media coverage during the COVID-19 pandemic. This paper aims to analyze the features ...
Facile Microwave Synthesis of Hierarchical Porous Copper Oxide and Its Catalytic Activity and Kinetics for Carbon Monoxide Oxidation
(
American Chemical Society
, 2022 , Article)
The synthesis of copper oxide (CuO)-based nanomaterials has received a tremendous deal of interest in recent years. Particularly, the design and development of novel CuO structures with improved physical and chemical ...
Differences in body fat, body mass index, and physical performance of specific field tests in 10-to-12-year-old school-aged team handball players
(
MDPI
, 2020 , Article)
This study aimed to compare 10-to-12-year-old Qatari male athletes and assess body fat, body mass index, and physical fitness, as well as the difference of these measures between ages. Thirty-five youth handball players ...