Faculty Contributions: المرسلات الحديثة
السجلات المعروضة 401 -- 420 من 17983
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THz vs. FSO: An Outage Probability and Channel Capacity Performance Comparison Study
( IEEE , 2023 , Conference Paper)The main subject of this work is to make a detailed comparison between the performance of free-space optical (FSO) and terahertz (THz) links under different conditions. To this end, we first perform a detailed modeling of ... -
Downlink Interference Analysis of UAV-Based mmWave Fronthaul for Small Cell Networks
( IEEE , 2023 , Article)In this paper, an unmanned aerial vehicles (UAV)-based heterogeneous network is studied to solve the problem of transferring massive traffic of distributed small cells to the core network. First, a detailed three-dimensional ... -
Pointing Error Modeling of mmWave to THz High-Directional Antenna Arrays
( IEEE , 2022 , Article)This letter focuses on providing an analytical framework for the quantification and evaluation of the pointing error at high-frequency millimeter wave (mmWave) and terahertz (THz) communication links. For this aim, we first ... -
3D Uplink Channel Modeling of UAV-Based mmWave Fronthaul Links for Future Small Cell Networks
( IEEE , 2023 , Article)In this study, we consider an unmanned aerial vehicle (UAV)-assisted heterogeneous network that is offered as a cost effective and easy to deploy solution to solve the problem related to transferring traffic of distributed ... -
Channel Modeling and Performance Analysis of Directional THz Links Under Pointing Errors and α-μ Distribution
( IEEE , 2023 , Article)This letter focuses on providing an analytical framework for the quantification and evaluation of high-directional terahertz communication links under pointing errors in terms of outage probability (OP), channel capacity, ... -
Modulating Retroreflector Based Free Space Optical Link for UAV-to-Ground Communications
( IEEE , 2022 , Article)Weight reduction and low power consumption are key requirements in the next generation of unmanned aerial vehicle (UAV) networks. Employing modulating retro-reflector (MRR)-based free space optical (FSO) technology is an ... -
Long-Haul mmWave Sky Links: A Multi-Hop NFP-Based Design and Analysis
( IEEE , 2023 , Article)Networked flying platforms (NFPs) have emerged as a favorable solution to extend the network coverage and/or capacity in temporary scenarios, such as disasters or mega-size events, thanks to their flexibility and cost ... -
A General Model for Pointing Error of High Frequency Directional Antennas
( IEEE , 2022 , Article)This paper focuses on providing an analytical framework for the quantification and evaluation of the pointing error for a general case at high-frequency millimeter wave (mmWave) and terahertz (THz) communication links. For ... -
Optimal Trajectory and Positioning of UAVs for Small Cell HetNets: Geometrical Analysis and Reinforcement Learning Approach
( IEEE , 2023 , Article)In this paper, a dynamic unmanned aerial vehicle (UAV)-based heterogeneous network (HetNet) equipped with directional terahertz (THz) antennas is studied to solve the problem of transferring massive traffic of distributed ... -
Secrecy Analysis of Directional mmWave UAV-Based Links Under Hovering Fluctuations
( IEEE , 2023 , Article)Recent developments in Unmanned Aerial Vehicles (UAVs) technology have paved the way to their utilization in different fields and applications. Among these applications, UAVs have been widely investigated as a good candidate ... -
Enabling Long mmWave Aerial Backhaul Links via Fixed-Wing UAVs: Performance and Design
( IEEE , 2023 , Article)We propose a fixed-wing unmanned aerial vehicles (UAV)-based millimeter wave (mmWave) backhaul architecture that is offered as a cost effective and easy to deploy solution, to connect a disaster or remote area to the nearest ... -
Performance Analysis of Modulating Retroreflector Array for UAV-Based FSO Links
( IEEE , 2023 , Article)In this work, we investigate the performance of free space optical (FSO) communication systems based on modulating retroreflector (MRR) array. In particular, we first characterize the MRR array-based FSO channel by taking ... -
Enabling Flexible Arial Backhaul Links for Post Disasters: A Design Using UAV Swarms and Distributed Charging Stations
( IEEE , 2024 , Article)In this article, our target is to design a permanent long backhaul link using unmanned aerial vehicle (UAV) relays and charge stations (CSs) to transfer data from the nearest core network to disaster area (DA). To this ... -
Performance Analysis of Two-Way Relaying in mmWave-Based Aerial Links
( IEEE , 2024 , Article)Two-Way Relaying (TWR) is an efficient relaying technique that doubles the spectral efficiency as compared to the traditional one-way relaying. As such, it has been nominated as a solution to extend the coverage of links ... -
Toxicity assessment of di(2-ethylhexyl) phthalate using zebrafish embryos: Cardiotoxic potential
( Elsevier , 2024 , Article)Plasticizers are considered as newly emerged contaminants. They are added to plastics to increase their flexibility and softness. Phthalate plasticizers including the Di-2-ethylhexyl phthalates (DEHP) are toxic and induce ... -
Low levels of Vitamin D during pregnancy associated with gestational diabetes mellitus and low birth weight: results from the MAASTHI birth cohort
( Frontiers Media , 2024 , Article)Introduction: India has a high prevalence of Vitamin D insufficiency among women of childbearing age. In this study, we aimed to evaluate the potential relationship between Vitamin D deficiency and gestational diabetes ... -
Assessing the Impact of Real-Time Visual Feedback during Treadmill Training on Walking Improvement in Stroke Patients
( International Academic Publishing House (IAPH) , 2024 , Article)After a stroke, most patients often suffer reduced walking ability and balance. Restoring walking ability and improving balance are major goals of stroke rehabilitation. Treadmills are often used in clinical setups to ... -
Global pattern, trend, and cross-country inequality of early musculoskeletal disorders from 1990 to 2019, with projection from 2020 to 2050
( Elsevier , 2024 , Article)BackgroundThis study aims to estimate the burden, trends, forecasts, and disparities of early musculoskeletal (MSK) disorders among individuals ages 15 to 39 years. MethodsThe global prevalence, years lived with disabilities ... -
Laboratory testing of full-scale pipes partially embedded in soil to study soil-pipe interaction of offshore seabed oil and gas pipelines - Initial observations
( American Society of Mechanical Engineers (ASME) , 2014 , Conference Paper)The geotechnical aspect of the design of off-shore oil and gas pipelines is a challenge due to inherent uncertainties in predicting soil-pipe interaction behaviour. Physical modeling is often sought after to gain insight ... -
Settlement of axially loaded piles entirely embedded in rock - analytical and experimental study
( Taylor and Francis , 2012 , Article)Finite element analysis was performed to study the settlement behaviour of axially loaded piles entirely embedded in nonhomogenous rock. The elastic modulus of the rock mass was taken to increase linearly along the pile ...