Browsing Qatar University Young Scientists Center by Title
Now showing items 15-34 of 203
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Comparative Study on Gas-Sensing Properties of 2D (MoS2, WS2)/PANI Nanocomposites-Based Sensor
( MDPI , 2022 , Article)NH3 is a highly harmful gas; when inhaled at levels that are too high for comfort, it is very dangerous to human health. One of the challenging tasks in research is developing ammonia sensors that operate at room temperature. ... -
Contributions to The Ionosphere Disturbances Investigations by GNSS Data Due to Natural and Anthropogenic Hazards
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Satellite communication and navigation systems can substantially be perturbed by ionospheric disturbances. Consequently, investigating ionospheric anomalous has great significance. In this work, we focus on the short-term ... -
Covid-19 inspired a stem-based virtual learning model for middle schools—a case study of Qatar
( MDPI , 2021 , Article)An unprecedented turn in educational pedagogies due to the COVID-19 pandemic has significantly affected the students’ learning process worldwide. This article describes developing a STEM-based online course during the ... -
Cultivating STEM Interest in High School Students through Computer-assisted COVID-19 Pandemic Awareness Course
( IIKII , 2022 , Article)Due to the COVID-19 pandemic, students were sidetracked by the shift in the educational process, primarily in the field of STEM (science, technology, engineering, mathematics) education. Teachers were also besieged to find ... -
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 ... -
Cytogenetics and molecular biology in Acute Lymphoblastic Leukemia ( ALL )
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Acute lymphoblastic leukemia is a group of heterogeneous diseases. Actually, 20% of acute leukemia cases are reported for adults against 80% for children. Several clinical, biological and therapeutic factors are essential ... -
Design and Development of a Smart Vibration Absorber
( Springer Science and Business Media Deutschland GmbH , 2024 , Conference Paper)High-rise buildings have become normalized for urban cities as it minimizes the available land used to house many tenants. The stability of the buildings is often subjected to extraneous loading from the wind and ground. ... -
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 ... -
Detection of voltage pulse width effect on charge accumulation in PSCs using EFISHG measurement
( Elsevier , 2020 , Article)We report the effect of applied pulse width on charge accumulation in triple cation perovskite solar cells (PSCs) during the Electric Field Induced Second Harmonic Generation (EFISHG) measurements. The PSCs were prepared ... -
DEVELOPING THE DETERMINANTS TO ASSESS THE AI LEARNER OUTCOMES
( IATED , 2024 , Conference Proceedings)Within the current educational milieu, incorporating Artificial Intelligence (AI) into secondary education is deemed imperative, serving as a requisite measure to equip students with fundamental aptitudes essential for ... -
Development of flexible PVDF/ BaTiO3-MoS2 polymer nanocomposites for energy harvesting and gas sensing applications
( Springer Nature , 2024 , Article)The need for flexible and wearable devices is quite great in the modern era of advanced electronics and the Internet of Things (IoT). Here, we present a poly(vinylidene fluoride) (PVDF)/Barium Titanate–Molybdenum Disulfide ... -
Development of Semitransparent UV Photodetector Based on PTB7-Th:PCBM Composite Using the Cost-effective Fabrication Method
( ESG , 2021 , Article)This article presents a semitransparent ultraviolet (UV) sandwich-surface type sensor based on PTB7-Th: PCBM composite. The ultraviolet (UV) transparency of 29% was achieved through a cost-effective drop-cast fabrication ... -
Development of the Automatic Star-Delta starter
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)This paper studies the star-delta method for starting induction motors with a focus on its connection method and its components to develop this circuit to reduce its cost without affecting its performance and reliability ... -
DIGITAL INNOVATION : A BLESSING OR A CURSE ?
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)We all somehow witnessed the needeness we have today towards technology. Either when we were getting medical services or public services or others… Our world today is becoming more and more digital to a point that is ... -
Digital revolution: impacts, opportunities, challenges
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)After the Renaissance of the 15th century and the industrial revolution of the 18th and 19th centuries, we are now witnessing an enormous revolution, incomparable to the fi rst two, a revolution of a diff erent dimension. ... -
Dispersion Behaviors of Flare Gases in Different Weather Conditions
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Flare gases, consisting of methane and other volatile organic compounds, are byproducts of oil and gas extraction. While flaring serves as a safety measure, it contributes to greenhouse gas emissions and releases pollutants ... -
A distinctive method of online interactive learning in stem education
( MDPI , 2021 , Article)A breakthrough that has occurred in recent years is the emergence of the COVID-19 pandemic. It has affected various sectors of society, including the educational sector. It has prevented students from performing group-oriented ... -
Do research experience programs promote capacity building in Qatar: Investigating the trend and participation differences
( Elsevier , 2023 , Article)Research Experience programs (REPs) inspire students to pursue advanced degrees and shape their research career paths. Government and commercial organizations sponsor REPs to promote the capacity building of the country. ... -
Dual targeting of carbonic anhydrase and vascular endothelial growth factor as an innovative approach in developing potential cancer-fighting candidates for the management of hypoxic malignancies
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Cancer poses a global challenge, and the Middle East is not immune to its impact. According to a 2020 published study, nearly half a million new cancer cases were detected in Arab countries, which equates to approximately ... -
E-Rain Smart Storm Water Inlets Gate The GREEN MANAGEMENT for Smart Cities Roads Drain Rain Syste
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)The emergence of Industry 4.0 forces us to become people who continue to advance and are technology literate, and Multidisciplinary engineering fields such as mechatronics combine engineering specialities such as robotics, ...