Browsing Research of Qatar University Young Scientists Center by Publication Date
Now showing items 41-60 of 199
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Undergraduate Research Experience Models: A systematic review of the literature from 2011 to 2021
( Elsevier , 2022 , Article)Undergraduate research experiences (UREs) impart a great deal of knowledge to undergraduate students, enhance the research capital of institutes, and authenticate the country's educational outcomes. To effectively assimilate ... -
Microstructure and mechanical properties of aluminum matrix composites with bimodal-sized hybrid NbC-B4C reinforcements
( Elsevier , 2022 , Article)Aluminum (Al) is an earth-abundant metal recognized with superior properties for vital applications in the aerospace and transportation industries. Structural components of Al exhibit poor performance due to its inherent ... -
Design and optimization of four-terminal mechanically stacked and optically coupled silicon/perovskite tandem solar cells with over 28% efficiency
( Elsevier , 2023 , Article)Silicon/perovskite tandem devices are believed to be a favorite contender for improving cell performance over the theoretical maximum value of single-junction photovoltaic (PV) cells. The present study evaluates the design ... -
Mechanical and corrosion characteristics of TiC reinforced Ni-P based nanocomposite coatings
( Elsevier , 2023 , Article)The requirement for effective corrosion protection and better mechanical properties in various industries employing metal components has led to the growth of nickel (Ni)-based metallic coatings. The electroless-synthesized ... -
Engineering the structural, optical and photoelectrochemical properties of BaTiO3-CoFe2O4 nanocomposite for photoelectrochemical water splitting
( Elsevier , 2023 , Article)Water splitting in the presence of semiconductor photocatalyst under sunlight illumination is one of the potential methods to produce clean hydrogen fuel. Herein, a BaTiO3-CoFe2O4 composite photocatalyst was fabricated ... -
The Prominent Roles of Undergraduate Mentors in an Online Near-Peer Mentoring Model
( MDPI , 2023 , Article)This study exemplifies a STEM-based online near-peer mentoring approach, incorporating 56 students (high and middle school mentees) and 16 secondary undergraduates (UG) mentors. The various constructive roles of UG mentors ... -
Spectroscopy characterizations of nanoscale polymer-based coatings
( Elsevier , 2023 , Book chapter)Nanoscale polymer-based coatings have become center of importance in present day's materials research. Because of their unique properties, such as less weight, ductility, and ease of manufacture, polymer-based films are ... -
Current trends and prospects in catalytic upgrading of lignocellulosic biomass feedstock into ultrapure biofuels
( Elsevier , 2023 , Article)Eco-friendly renewable energy sources have recommended as fossil fuel alternatives in recent years to reduce environmental pollution and meet future energy demands in various sectors. As the largest source of renewable ... -
Influence of polyolefin modified by Y2O3 as protective coatings against carbon steel corrosion into 3.5% NaCl media
( Springer , 2023 , Article)In this research work, we have studied the impact of Yttrium nanoparticles loaded with corrosion inhibitors dodecylamine (DOC) incorporated in polyolefin for the corrosion protection of steel. The surface analysis of pure ... -
Unveiling the redox electrochemistry of 1D, urchin-like vanadium sulfide electrodes for high-performance hybrid supercapacitors
( Elsevier , 2023 , Article)Exploring novel versatile electrode materials with outstanding electrochemical performance is the key to the development of advanced energy conversion and storage devices. In this work, we aim to construct new-fangled ... -
A Meta-Analysis to Gauge the Effectiveness of STEM Informal Project-Based Learning: Investigating the Potential Moderator Variables
( Springer Science and Business Media B.V. , 2023 , Article Review)In recent decades, informal project-based learning (PjBL) for science, technology, engineering, and mathematics (STEM) education has gained immense significance. Though some meta-analytical studies have reported the ... -
A STEM model for engaging students in environmental sustainability programs through a problem-solving approach
( Routledge , 2023 , Article)This study exemplifies a STEM model for engaging students in environmental sustainability programs through a problem-solving approach. The study employed a mixed-method approach incorporating 346 elementary students. The ... -
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 ... -
Fabrication of a nickel sulfide/nickel oxide heterostructure for efficient electrochemical oxidation of methanol
( Royal Society of Chemistry , 2023 , Article)As low-cost anode catalysts for the electrocatalytic oxidation of methanol, a nickel sulfide/nickel oxide (NiS/NiO) heterostructure deposited on Ni foam and its counterparts nickel sulfide (NiS) and nickel oxide (NiO) are ... -
Synthesis and photoelectrochemical performance of Co doped SrTiO3 nanostructures photoanode
( Wiley , 2023 , Article)It is pertinent to realize that scientific research indicates that the most promising method for producing H2 is photo electrochemical water splitting through a photo anode. Cobalt-doped SrTiO3 (Co-SrTiO3) composite ... -
Mechanical properties of human hepatic tissues to develop liver-mimicking phantoms for medical applications
( Springer , 2023 , Article Review)Using liver phantoms for mimicking human tissue in clinical training, disease diagnosis, and treatment planning is a common practice. The fabrication material of the liver phantom should exhibit mechanical properties similar ... -
Numerical simulation to optimize the efficiency of HTM-free perovskite solar cells by ETM engineering
( Elsevier , 2023 , Article)Perovskite solar cells based on carbon electrodes (c-PSCs) without a hole transport material (HTM) have gained considerable interest owing to their cost-effective and simplified structure. However, their application is ... -
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 ... -
Effect of cold and hot compactions on corrosion behavior of p- and n-type bismuth telluride-based alloys developed through microwave sintering process
( Elsevier , 2023 , Article)Bismuth Telluride (BiTe) based p-type and n-type alloys exhibit superior thermoelectric (TE) performance covering energy requirements for specialized and home utilization. The main challenge nowadays is the sustainability ... -
Rebuilding Education—Contributions to STEM Education Practices and Research during the Post-COVID-19 Era
( MDPI , 2023 , Other)COVID-19 resulted in an unprecedented transformation in the context of learning and teaching, wherein a significant shift in the different realms of educational attainment was observed [1]. This Special Issue in Sustainability, ...