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السجلات المعروضة 1331 -- 1340 من 1446
Vulnerabilities and countermeasures in electrical substations
(
Elsevier
, 2021 , Article)
The impending and continued threat of cyberattacks on modern utility grids has called for action from the different stakeholders of the electricity sector. This calls for a thorough investigation and review of the weaknesses ...
Production and investigation of flexible nanofibers of sPEEK/PVP loaded with RuO2 nanoparticles
(
Elsevier
, 2021 , Article)
Electrospinning technique was employed to fabricate composite nanofibers/nanoparticles of sulfonated polyether ether ketone, polyvinylpyrrolidone, and ruthenium oxide (sPEEK/PVP/RuO2). The samples were synthesized with ...
Durability of plain concrete prism strengthened with galvanized steel mesh and CFRP laminates under harsh environmental conditions
(
Elsevier
, 2021 , Article)
This paper investigates the bond durability of recently developed galvanized steel mesh (GSM) strengthening systems compared to the carbon fiber-reinforced polymer (CFRP) composites under severe environments. Plain concrete ...
Evacuation under flooded conditions: Experimental investigation of the influence of water depth on walking behaviors
(
Elsevier
, 2021 , Article)
Flooding can be considered as the most frequent type of natural disaster, and it is an unavoidable phenomenon in many parts of the world. Ensuring the safety of people during such natural disasters is extremely important. ...
The impact of microbial composition on postprandial glycaemia and lipidaemia: A systematic review of current evidence
(
Multidisciplinary Digital Publishing Institute (MDPI)
, 2021 , Article)
Postprandial hyperglycaemia is associated with increased risk of cardiovascular disease. Recent studies highlight the role of the gut microbiome in influencing postprandial glycaemic (PPG) and lipidaemic (PPL) responses. ...
The role of polypropylene microfibers in thermal properties and post-heating behavior of cementitious composites
(
Multidisciplinary Digital Publishing Institute (MDPI)
, 2020 , Article)
This paper experimentally studied the effect of polypropylene (PP) microfibers on thermal and post-heating mechanical behaviors of cementitious composites. Cement mortars with small dosage of polypropylene fibers were ...
Nanostructural synergism as Mn-N-C channels in manganese (IV) oxide and fluffy g-C3N4 layered composite with exceptional catalytic capabilities
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Academic Press Inc.
, 2022 , Article)
The avenues of catalysis and material science are always accepted and it is hoped that a state-of-the-art catalyst with exceptional intrinsic redox characteristics would be produced. This study focused on developing a ...
Trends in prevalence of depression and anxiety symptoms and effects of sociodemographic variables before and after the first wave of COVID-19 in Qatar
(
Elsevier
, 2022 , Article)
Background
Prevalence trends from Arabic speaking countries on psychiatric symptoms before and after the first wave of the COVID-19 pandemic are lacking. We estimated the point prevalence and change in depression and ...
Detection of Botnet Attacks against Industrial IoT Systems by Multilayer Deep Learning Approaches
(
Hindawi Limited
, 2022 , Article)
Industry 4.0 is the next revolution in manufacturing technology that is going to change the production and distribution of goods and services within the following decade. Powered by different enabling technologies that are ...
Blockchain for the internet of vehicles: A decentralized IoT solution for vehicles communication using ethereum
(
MDPI AG
, 2020 , Article)
The concept of smart cities has become prominent in modern metropolises due to the emergence of embedded and connected smart devices, systems, and technologies. They have enabled the connection of every “thing” to the ...