Browsing Others by Issue Date
Now showing items 61-80 of 113
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Modeling of Multi-Level Planning of Shifting Bottleneck Resources Integrated with Downstream Wards in a Hospital
(MDPI, 2023)Featured Application: The proposed model in this research is significant for hospitals for effective and efficient planning and scheduling of their resources. It has practical significance in a hospital where the whole ... -
Alkali-activated slag & fly ash as sustainable alternatives to OPC: Sorptivity and strength development characteristics of mortar
(Elsevier Ltd, 2023)One approach to decreasing the environmental footprint of the construction industry is to replace ordinary Portland cement (OPC) with recycled slag and fly ash activated using alkaline materials. This article presents the ... -
Modified Artificial Bee Colony Algorithm for Multiple-Choice Multidimensional Knapsack Problem
(Institute of Electrical and Electronics Engineers Inc., 2023)The multiple-choice multidimensional knapsack problem (MMKP) is a well-known NP-hard problem that has many real-time applications. However, owing to its complexity, finding computationally efficient solutions for the MMKP ... -
Interparticle-Coupled Metasurface for Infrared Plasmonic Absorption
(Institute of Electrical and Electronics Engineers Inc., 2023)Plasmonic metasurfaces operating in the long-wavelength infrared region (LWIR) are primarily employed for bio-sensing and imaging applications. The key factor affecting the capability of LWIR metasurfaces is absorption ... -
Stability and numerical analysis via non-standard finite difference scheme of a nonlinear classical and fractional order model
(Elsevier B.V., 2023)In this paper, we develop a new mathematical model for an in-depth understanding of COVID-19 (Omicron variant). The mathematical study of an omicron variant of the corona virus is discussed. In this new Omicron model, we ... -
A new approach to fractional differential equations
(Serbian Society of Heat Transfer Engineers, 2023)In this work, we define fractional derivative of order ς > 0, with no restrictions on the domain of the function, and give its geometry. We derive some rules and properties for the proposed new approach and show that if ... -
Coupled System of Fractional Impulsive Problem Involving Power-Law Kernel with Piecewise Order
(MDPI, 2023)In this research paper, we study a coupled system of piecewise-order differential equations (DEs) with variable kernel and impulsive conditions. DEs with variable kernel have high flexibility due to the freedom of changing ... -
Using advanced analysis together with fractional order derivative to investigate a smoking tobacco cancer model
(Elsevier B.V., 2023)This research manuscript is devoted to investigate a smoking tobacco cancer model by applying some advanced techniques based on second derivative. The snuffing class is included in the construction of our model. The stability ... -
A Survey of Indoor and Outdoor UAV-based Target Tracking Systems: Current Status, Challenges, Technologies, and Future Directions
(Institute of Electrical and Electronics Engineers Inc., 2023)Due to their distinctive features, unmanned aerial vehicles (UAVs) have been recently exploited to support a wide range of applications. The features include low maintenance cost, compact size, and excellent capability of ... -
On Subspace Codisk-Cyclicity
(University of Baghdad-College of Science, 2023)Let N be a subspace of an infinite dimensional complex separable on a Hilbert space ℋ. The operator T ∈ ℬ(ℋ) is said to be N-codisk-cyclic, if there is a nonzero vector y in ℋ, then N ∩ {βTn y: β ∈ ℂ, |β| ≥ 1, n ∈ ℕ} is ... -
Frequency Control of a Realistic Dish Stirling Solar Thermal System and Accurate HVDC Models Using a Cascaded FOPI-IDDN-Based Crow Search Algorithm
(Hindawi Limited, 2023)Unbalancing the real power in power system leads to fluctuation in system frequency which can cause the several negative effects on the performance and reliability of the interconnected power system. Therefore, to deal ... -
Existence theory and numerical simulations of variable order model of infectious disease
(Elsevier B.V., 2023)This study uses variable order differentiation and integration to investigate the disease dynamical model of COVID-19. Here, we update the results of the qualitative and quantitative analysis. We obtain necessary conclusions ... -
Revolutionizing Small-Scale Retail: Introducing an Intelligent IoT-based Scale for Efficient Fruits and Vegetables Shops
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)In the bustling streets of Pakistan, small-scale fruits and vegetables shops stand as vital hubs of daily life. These humble establishments are where people flock to satisfy their everyday needs. However, the traditional ... -
On a SEIR-type model of COVID-19 using piecewise and stochastic differential operators undertaking management strategies
(American Institute of Mathematical Sciences, 2023)In this work, an epidemic model of a susceptible, exposed, infected and recovered SEIR-type is established for the distinctive dynamic compartments and epidemic characteristics of COVID-19 as it spreads across a population ... -
A Fast Surrogate Model-Based Algorithm Using Multilayer Perceptron Neural Networks for Microwave Circuit Design
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)This paper introduces a novel algorithm for designing a low-pass filter (LPF) and a microstrip Wilkinson power divider (WPD) using a neural network surrogate model. The proposed algorithm is applicable to various microwave ... -
Iterative Investigation Of Korteweg–De Vries Equation Using AB Derivative In Caputo Sense
(World Scientific, 2023)This paper is devoted to investigate Korteweg-De Vries equations (KDVEs) with third order under fractional Atangana-Baleanu-Caputo (ABC) derivative. We use an analytical method due to the Laplace transform and the Adomian ... -
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 ... -
Demonstration of real-time monitoring in smart graded-water supply grid: an institutional case study
(IWA Publishing, 2023)Real-time information on water supply and quality is a crucial asset for planning and managing water resources, infrastructure, and scientific research for sustainable development. In this direction, the innovative concept ... -
Practical implementation of secondary control principles in an electro-hydraulic speed-variable drive applied to an injection moulding machine
(American Society of Mechanical Engineers, 2023)In this work, a hydraulic state of the art injection molding machine is retrofitted with a dual pump drive. The dual pump drive is an electro-hydraulic speed-variable drive, with focus on high bandwidth control through ... -
Control of hydraulic injection moulding machine with electro-hydraulic variable-speed drive
(American Society of Mechanical Engineers, 2023)In this work an industrial hydraulic injection moulding machine, is retrofitted with a electro-hydraulic variable-speed drive. The focus is placed on the injection cylinder, where the design of the hydraulic system is ...