Qatar University Institutional Repository: المرسلات الحديثة
السجلات المعروضة 721 -- 740 من 30865
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A new method for improving the solar photovoltaic unit efficiency through neem oil as coolant medium for high power applications-an experimental investigation
( Springer Science and Business Media Deutschland GmbH , 2024 , Article)The utilization of electric energy is rising in the technological world. Solar PV (photovoltaic) cells convert sunlight into electricity, and sunlight radiation also has heat, reducing the panel's efficiency. The heat ... -
Fe2O3 decorated reduced graphene oxide sheets for enhanced sensing applications for dopamine
( Springer Nature , 2024 , Article)This study explored the use of iron (III) oxide (Fe2O3) inorganic crystals attached to reduced graphene oxide (rGO) sheets for electrochemical sensing, particularly in detecting dopamine. Fe2O3 was selected because of its ... -
Characterization of water-controlled shape memory alloys for solar tracking applications
( Springer Nature , 2024 , Article)Growing demands for cleaner energy sources lead to innovations that require investigations in solar energy harvesting. Though numerous organic and inorganic photovoltaic devices have been explored for the solar power ... -
EWR-ICSA: Energy Aware Secured Routing Protocol Based Underwater Wireless Sensor Networks Using Improved Circle Search Algorithm
( Springer , 2024 , Article)Underwater Wireless Sensor Networks (UWSN) consists of various sensors and other components that communicate with each other. UWSN has several uses such as seismic monitoring, subsurface navigation and catastrophe prediction ... -
A novel Adaptive Neural Network-Based Laplacian of Gaussian (AnLoG) classification algorithm for detecting diabetic retinopathy with colour retinal fundus images
( Springer Science and Business Media Deutschland GmbH , 2024 , Article)Diabetic retinopathy (DR) is a human eye disease in which the eye's retina is damaged in diabetics. Diabetic retinopathy can be diagnosed by manually interpreting retinal fundus images, even though that takes longer to ... -
Opto-mechanical studies of PVA-capped ZnSe and CdSe nanoparticles for optoelectronic applications
( Springer , 2024 , Article)Polymer vinyl alcohol (PVA)-capped ZnSe and CdSe nanocomposite films were synthesized via a chemical route. X-ray diffraction (XRD) was used for the structural characterization of the samples. XRD revealed the cubic and ... -
ANN-optimized NR-SHE method for single-sourced, multi-configurable switched capacitor-based multilevel inverter for sustainable power applications
( Springer Science and Business Media Deutschland GmbH , 2024 , Article)Multilevel inverters (MLIs) are widely preferred in sustainable power applications for their ability to deliver efficient output with low total harmonic distortion (THD) while minimizing the use of power semiconductor ... -
Sociodemographic characteristics and vaping motives as potential correlates of early vaping initiation
( Frontiers Media , 2024 , Article)Background: Vaping’s popularity has particularly increased among young people, with its prevalence varying across different regions, including the Middle East. The health impacts of vaping, especially when initiated early, ... -
An extensive review of preparation, stabilization, and application of single and hybrid nanofluids
( Springer Science and Business Media B.V. , 2024 , Article)The researchers attract nanofluids due to their improved thermal and physical properties compared to the base fluid. The colloidal mixture of nanometre-sized particles with conventional fluid is known as nanofluids. Compared ... -
A comprehensive review on eutectic phase change materials: Development, thermophysical properties, thermal stability, reliability, and applications
( Elsevier , 2025 , Article Review)Phase change materials (PCMs) are important constituents for the storage of thermal energy available from the sun. It acts as a bridge between energy demand and supply while reducing the mismatch. Organic and inorganic ... -
MoS2 quantum dots and their diverse sensing applications
( Springer Nature , 2024 , Article Review)Molybdenum disulfide (MoS2) quantum dots (QDs) are a type of nanomaterial with unique electronic and optical properties. This abstract explores how these dots are made and what they look like, and how they can be used in ... -
Nanoparticles in cancer theragnostic and drug delivery: A comprehensive review
( Elsevier , 2024 , Article Review)This comprehensive review provides an in-depth analysis of how nanotechnology has revolutionized cancer theragnostic, which combines diagnostic and therapeutic methods to customize cancer treatment. The study examines the ... -
A Decade of Discovery of Huntington's Disease Biomarkers: A Comprehensive Review of its Established and Emerging Bi-omarkers
( preprints , 2024 , Article Review)Neurodegenerative disorders (NDs) lead to progressive neuronal loss in various brain regions and are a significant public health concern, with NDs expected to become the second-leading cause of death globally within the ... -
Adaptive cruise control system with fractional order ANFIS PD+I controller: optimization and validation
( Springer Science and Business Media Deutschland GmbH , 2024 , Article)Designing the control structures of fractional order PID controllers has proven to be effective in providing adaptability in set point tracing the performance of a nonlinear cruise control system. Wheel rolling resistance, ... -
An Experimental Analysis of Precipitated Silica in Petroleum-Contaminated Clay for the Strengthening of Soil Characteristics
( Springer Science and Business Media Deutschland GmbH , 2024 , Article)In recent times, the environmental impacts of petroleum-contaminated clay (PC clay) have intensified, leading to more severe detrimental effects. To address this issue, the use of precipitated silica (P silica) has proven ... -
Energy-aware cooperative content distribution over wireless networks: Design alternatives and implementation aspects
( IEEE , 2013 , Article)This paper presents a comprehensive overview on the area of energy-aware common content distribution over wireless networks with mobile-to-mobile cooperation. It is assumed that a number of mobile terminals (MTs) that are ... -
Resource Allocation in Uplink OFDMA Wireless Systems: Optimal Solutions and Practical Implementations
( John Wiley and Sons , 2012 , Book)Tackling problems from the least complicated to the most, Resource Allocation in Uplink OFDMA Wireless Systems provides readers with a comprehensive look at resource allocation and scheduling techniques (for both single ... -
A survey on uplink resource allocation in OFDMA wireless networks
( IEEE , 2012 , Article Review)OFDMA has been selected as the multiple access scheme for state-of-the-art wireless communication systems. Efficient resource allocation in OFDMA wireless networks is essential in order to meet the quality of service ... -
A Nash bargaining solution for energy-efficient content distribution over wireless networks with mobile-to-mobile cooperation
( IEEE , 2011 , Conference)A game theoretical formulation for energy minimization in mobile-to-mobile cooperative networks is provided. The problem is formulated as a Nash bargaining game, and the Nash bargaining solution is derived. Furthermore, a ... -
A channel-aware reservation protocol for cooperative content distribution over OFDMA networks
( IEEE , 2011 , Conference)In this paper, a channel aware resource reservation protocol for content distribution in an OFDMA wireless network with mobile-to-mobile cooperation is presented. The proposed approach consists of a reservation phase and ...
