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Now showing items 221-240 of 1146
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Density functional theory (DFT), molecular docking, and xanthine oxidase inhibitory studies of dinaphthodiospyrol S from Diospyros kaki L
(Elsevier B.V., 2024-02)In this work, we investigated Diospyros kaki extract and an isolated compound for their potential as xanthine oxidase (XO) inhibitors, a target enzyme involved in inflammatory disorders. The prepared extract was subjected ... -
Depression, anxiety, and stress among university students in Selangor, Malaysia during COVID-19 pandemics and their associated factors
(Public Library of Science, 2023)Introduction This study aims to assess the impacts of COVID-19 pandemics among university students in Malaysia, by identifying the prevalence of depression, anxiety and stress among them and their respective predictors. ... -
Design and Analysis of a Compact GSM/GPS Dual-Band Bandpass Filter Using a T-Shaped Resonator
(Korean Institute of Electromagnetic Engineering and Science, 2022)This study presents an ultracompact dual-band bandpass filter with controllable transmission zeros based on quarter-wave dual-mode resonator for GSM (global system for mobile communications) and GPS (global positioning ... -
Design and analysis of a microstrip planar UWB bandpass filter with triple notch bands for WiMAX, WLAN, and X-Band satellite communication systems
(Electromagnetics Academy, 2020)This manuscript presents a UWB filter with three notch bands for WiMAX, WLAN, and X-Band Satellite Communication by introducing inverted E-and T-shape resonators shorted at the center, designed and fabricated for the use ... -
Design and implementation of a hardware versatile publish-subscribe architecture for the internet of things
(Institute of Electrical and Electronics Engineers Inc., 2018)A variety of contemporary technologies are being framed within the Internet of Things (IoT) architecture, including publish/subscribe (pub/sub) systems. In IoT, things, such as objects, machines, vehicles, and wireless ... -
Design and simulation of spectrum access and power management protocol for dynamic access networks
(Zarka Private University, 2020)This work investigates the problem of managing the transmission power and assigning channels for multi-channel single-radio Cognitive Radio Ad-Hoc Networks (CRAHNs). The considered network consists of M primary users and ... -
Design of 1-Bit Digital Subwavelength Metasurface Element for Sub-6 GHz Applications
(Institute of Electrical and Electronics Engineers Inc., 2020)This paper proposes a novel 1-bit, electronically reconfigurable, subwavelength metasurface unit cell for sub-6 GHz applications. 180° phase shift is achieved by integrating a single PIN diode in the structure. The unit ... -
Design of an efficient algorithm for solution of Bratu differential equations
(Ain Shams University, 2021)In this research, we have suggested a combined strategy to calculate and determine the solutions for problems originating in combustion theory and heat transfer, that are known as Bratu differential equations. We aim to ... -
Design of Neural Network with Levenberg-Marquardt and Bayesian Regularization Backpropagation for Solving Pantograph Delay Differential Equations
(Institute of Electrical and Electronics Engineers Inc., 2020)In this paper, novel computing paradigm by exploiting the strength of feed-forward artificial neural networks (ANNs) with Levenberg-Marquardt Method (LMM), and Bayesian Regularization Method (BRM) based backpropagation is ... -
Design of Wideband Circular-Slot Antenna for Harvesting RF Energy
(Hindawi Limited, 2022)The design of a wideband circular-slot antenna for RF signal harvesting is reported in this work. The proposed design frequency range accommodates the leading contributors to the available RF signals accessible by the RFEH ... -
Design-Oriented Two-Stage Surrogate Modeling of Miniaturized Microstrip Circuits with Dimensionality Reduction
(Institute of Electrical and Electronics Engineers Inc., 2020)Contemporary microwave design heavily relies on full-wave electromagnetic (EM) simulation tools. This is especially the case for miniaturized devices where EM cross-coupling effects cannot be adequately accounted for using ... -
Designing of a Flipped STEM Classroom Engineering-Based Module: Fuzzy Delphi Approach
(International Association of Online Engineering, 2023)The National Innovation System found that research in Jordan did not contribute sufficiently to economic growth and to solving real-world challenges, particularly those related to STEM (science, technology, engineering, ... -
Detection of butane and propane gases via C2N sensors: first principles modeling
(Nature Research, 2023)Gas sensing is a critical research area in aerospace, military, medical, and industrial environments, as it helps prevent risks to human health and the environment caused by toxic gases. Propane and butane, commonly used ... -
Determinants of characteristics of top executive management effect on firm performance in the financial sector: Panel data approach
(Universidad Nacional Autonoma de Mexico, 2020)According to the major role of top management advocated throughout the years in investment support and assurance, enhancing economic progress and development, the present paper presents evidence of the executive management ... -
Determinants of Health-Related Quality of Life in Outpatients with Myocardial Infarction
(Dove Medical Press Ltd, 2024)Background: The health-related quality of life (HRQOL) of patients with myocardial infarction (MI) is suboptimal because of the disease’s life-threatening nature, the requirement for long-term lifestyle modifications, and ... -
Determinants of Intention to Use ChatGPT for Professional Development among Omani EFL Pre-service Teachers
(Society for Research and Knowledge Management, 2023-12)The integration of ChatGPT within the workplace holds the promise of enhancing professional communication, streamlining task automation, and expediting access to information and assistance. However, the ultimate success ... -
The determinants of liquidity of Indian listed commercial banks: A panel data approach
(Cogent OA., 2019)The objective of this study is to examine the liquidity (LQD) determinants of Indian listed commercial banks. The study has applied both GMM and pooled, fixed and random effect models to a panel of 37 commercial banks ... -
Determinants of parental seasonal influenza vaccine hesitancy in the Eastern Mediterranean region: A cross-sectional study
(Frontiers Media S.A., 2023)Background: Seasonal influenza vaccine can reduce the risk of influenza-associated hospitalizations and deaths among children. Given that parents are the primary decision makers, this study examined the parental attitude ... -
Determinants of the Sustainable Entrepreneurial Engagement of Youth in Developing Country—An Empirical Evidence from Pakistan
(MDPI AG, 2021)The article identifies the motivating factors behind the career preferences of university graduates who chose to engage in sustainable entrepreneurship. In this research, multi-methods— theoretical investigations and ... -
Deterministic modeling of 5g millimeter-wave communication in an underground mine tunnel Open Access
(IEEE., 2019)This paper presents broadband simulations and measurements of Millimeter-Waves (mm-wave) propagation in a rugged underground mine environment. Mathematical formulation was carried out in the framework of Uniform Theory of ...