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السجلات المعروضة 12460 -- 12479 من 50445
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High performance EEG feature extraction for fast epileptic seizure detection
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Epilepsy is a neurological disorder that affects around 70 million people worldwide. Early detection of epileptic seizures has the potential to help patients in improving their quality of life. Electroencephalogram (EEG) ... -
High performance ordered nanoporous membranes from block copolymers
( Elsevier , 2012 , Conference Paper)[No abstract available] -
High Performance Perovskite Hybrid Solar Cells with E-beam-Processed TiOx Electron Extraction Layer
( American Chemical Society , 2016 , Article)Perovskite hybrid solar cells (pero-HSCs) have drawn great attention in the last 5 years. The efficiencies of pero-HSCs have been boosted from 3.8% to over 20%. However, one of the bottlenecks for commercialization of ... -
High performance sulfonic acid doped polyaniline–polystyrene blend ammonia gas sensors
( Springer Nature , 2016 , Article)In this work, we present a method of preparation and sensing measurement of four camphorsulfonic acid (CSA) doped polyaniline–polystyrene blends (PANI–PS), where PANI is obtained by dispersion polymerization and blending ... -
High performance work system and sustainable development among Jordanian SMEs: knowledge sharing as a moderator
( Entrepreneurship and Sustainability Center (ESC) , 2021 , Article)The aim of this study is to examine the relationship between high-performance work systems (HPWS), sustainable development, and knowledge sharing in small and medium enterprises (SMEs) in Jordan. In this study it is ... -
A high precision resolver-to-DC converter
( IEEE , 2005 , Article)A newly developed resolver converter, providing a pseudolinear voltage proportional to the shaft angle, is presented. This converter is based on a new concept involving the absolute values of the demodulated sine and cosine ... -
High pressure CO2 absorption studies on imidazolium-based ionic liquids: Experimental and simulation approaches
(2013 , Article)A combined experimental-computational study on the CO2 absorption on 1-butyl-3-methylimidazolium hexafluophosphate, 1-ethyl-3-methylimidazolium bis[trifluoromethylsulfonyl]imide, and 1-butyl-3-methylimidazolium ... -
HIGH PRESSURE CO2/N2 AND CO2/CH4 SEPARATION USING DENSE POLYSULFONE SUPPORTED IONIC LIQUID MEMBRANES (DPSILMS)
(2016 , Master Thesis)The separation of carbon dioxide from different sources (e.g. natural gas, flue gas, etc.) has become an important area of research. Some conventional methods of CO2 separation were used over the years including adsorption ... -
High prevalence of cardiovascular risk factors and insulin resistance 6 years after hyperglycemia first detected in pregnancy in Cape Town, South Africa
( BMJ Publishing Group , 2019 , Article)Objective To investigate the prevalence and associated cardiovascular risk factors 6 years after hyperglycemia first detected in pregnancy (HFDP) in Cape Town, South Africa. Research design and methods Data were collected ... -
High prevalence of the risk of overweight and overweight among Qatari children ages 9 through 11
( Emerald , 2009 , Article)Purpose – The purpose of this paper is to estimate the prevalence of the risk of overweight and overweight in Qatari children ages 9 through 11 and to compare the prevalence using CDC and IOTF cut-offs. Design/methodo ... -
High purity/recovery separation of propylene from propyne using anion pillared metal-organic framework: Application of vacuum swing adsorption (vsa)
( MDPI AG , 2021 , Article)Propylene is one of the world’s most important basic olefin raw material used in the production of a vast array of polymers and other chemicals. The need for high purity grade of propylene is essential and traditionally ... -
High school students' STEM interests and career aspirations in Qatar: An exploratory study
( Elsevier , 2023 , Article)This study sought to explore high school students' interest in science, technology, engineering, and mathematics (STEM) related disciplines and careers in the context of Qatar. Quantitative data was collected using a survey ... -
High School Students’ Perceptions of the Role of Social Support in Cultivating Their Interests in and Aspirations to STEM Degrees and Careers—A Middle Eastern Case Study
( MDPI , 2023 , Article)This case study intends to comprehend students’ perceptions of social support in cultivating their interests and aspirations for science, mathematics, engineering, and technology (STEM) degrees and careers. Survey-based ... -
High Selenium Intake is Associated with Endothelial Dysfunction: Critical Role for Endoplasmic Reticulum Stress
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Selenium is associated with insulin resistance and may therefore affect endothelial function, increasing type II diabetes risk and associated cardiovascular-disease risk. However the underpinning molecular mechanisms ... -
High sensitivity H2S gas sensors using lead halide perovskite nanoparticles
( Elsevier , 2022 , Article)We report the development of a high sensitivity H2S gas sensor based on perovskite nanoparticles, which can be synthesized using relatively simple solution-growth methods. The gas sensor was fabricated from the metal halide ... -
High step-up single switch quadratic modified SEPIC converter for DC microgrid applications
( Institution of Engineering and Technology , 2020 , Article)A new non-isolated high-voltage gain single switch quadratic modified single-ended primary-inductor capacitor (SEPIC) DC-DC converter is proposed in this study. The proposed converter consists of a modified SEPIC converter ... -
High strength, ductility, and electrical conductivity of in-situ consolidated nanocrystalline Cu-1%Nb
( Elsevier Ltd , 2018 , Article)Nanocrystalline metals—with grain sizes less than 100 nm— have strengths exceeding those of coarse-grained and even alloyed metals [1], [2]. A bulk nanocrystalline Cu-1%Nb alloy was synthesized by an in-situ consolidation ... -
High temperature thermal stability of innovative nanostructured thin coatings for advanced tooling
( Trans Tech Publications Ltd , 2014 , Article)Tools for machining are made of hard steels and cemented carbide (WC-Co). For specialized applications, such as aluminium machining, diamond or polycrystalline cubic boron nitride are also used. The main problem with steel, ... -
High toughness resorbable brushite-gypsum fiber-reinforced cements
( Elsevier Ltd , 2021 , Article)The ideal bone substitute material should be mechanically strong, biocompatible with a resorption rate matching the rate of new bone formation. Brushite (dicalcium phosphate dihydrate) cement is a promising bone substitute ... -
High vaccine coverage is crucial for preventing the spread of infectious diseases during mass gathering
( Qatar University Press , 2020 , Poster)Background: Vaccines are the most cost-effective intervention in public health as they prevent the spread of highly contagious infectious diseases. Because of vaccine implementation and high coverage, Measles was eradicated ...
