Showing 2,221 - 2,240 results of 3,115 for search '"mathematical model"', query time: 0.08s Refine Results
  1. 2221

    Development of Curcumin Encapsulated Liposomes in Chlorhexidine-Loaded Organogel Using Ternary Phase Systems for Treatment of Omphalitis in Infants by Ibilola Mary Cardoso-Daodu, Margaret Okonawan Ilomuanya

    Published 2025-01-01
    “…The in vitro release profile best fits the Higuchi mathematical model implying that curcumin release was by diffusion and dissolution mechanism. …”
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  2. 2222

    An Improved Human Evolution Optimization Algorithm for Unmanned Aerial Vehicle 3D Trajectory Planning by Xue Wang, Shiyuan Zhou, Zijia Wang, Xiaoyun Xia, Yaolong Duan

    Published 2025-01-01
    “…To address the challenges of slow convergence speed, poor convergence precision, and getting stuck in local optima for unmanned aerial vehicle (UAV) three-dimensional path planning, this paper proposes a path planning method based on an Improved Human Evolution Optimization Algorithm (IHEOA). First, a mathematical model is used to construct a three-dimensional terrain environment, and a multi-constraint path cost model is established, framing path planning as a multidimensional function optimization problem. …”
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  3. 2223

    Chitosan-Based Polyion Multilayer Coating on NPK Fertilizer as Controlled Released Fertilizer by Yuni Kusumastuti, Alit Istiani, Rochmadi, Chandra Wahyu Purnomo

    Published 2019-01-01
    “…On the other hand, the modification of the arrangement of chitosan-alginate layers showed that the fertilizer with the alternating layer arrangement (CA)5 was able to optimally increase the compressive strength. The mathematical model for the nitrogen release of coated fertilizer is also prepared and simulated with the MATLAB software. …”
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    Article
  4. 2224

    Modeling of magnetic vestibular stimulation experienced during high-field clinical MRI by Ismael Arán-Tapia, Vicente Pérez-Muñuzuri, Alberto P. Muñuzuri, Andrés Soto-Varela, Jorge Otero-Millan, Dale C. Roberts, Bryan K. Ward

    Published 2025-01-01
    “…Methods We developed a mathematical model integrating computational fluid dynamics, fluid-structure interaction solvers, and magnetohydrodynamic equations to simulate the biomechanical response of the cristae ampullares. …”
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    Article
  5. 2225

    Modelling and analysis of selected platform dynamics issues of a land robot by Zbigniew Dziopa, Andrzej Zuska, Dariusz Więckowski

    Published 2024-12-01
    “…In order to carry out the tasks set, a physical and mathematical model of the platform was developed. The energy method was used to derive the analytical relationships, which requires the determination of the kinetic energy, the potential energy, the dissipative Rayleigh function and external non-potential forces. …”
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  6. 2226

    A novel breath pattern model and analysis to minimize patient discomfort in medical ventilators by M. Deepa, R. Vidhyapriya, A. S. Raagul

    Published 2025-01-01
    “…A typical natural breath pattern of a healthy adult was experimentally measured using a CITRIX breath analyser and the above mathematical model for the volume-controlled ventilation was found to closely describe the natural breathing process, using statistical parameters. …”
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  7. 2227

    Medium-term load forecasting with Power Market Survey: GEPCO case study by Sheeza Mariam Nawaz, Ubaid Ahmed, Adil Amin, Syed Afraz Hussain Shah, Anzar Mahmood

    Published 2024-06-01
    “…Therefore, in the proposed study, a mathematical model, Power Market Survey (PMS), is implemented to forecast month-ahead load for GEPCO division dataset. …”
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  8. 2228

    Method for Calculating Transients in a Gas Pipeline by A. S. Fikov

    Published 2021-10-01
    “…In the course of the research, the task was set to obtain a mathematical model of the process taking into account the inertial term of the equation of motion, the neglect of which is possible only if the friction losses are exceeded by 3.5–4 times over the shock pressure. …”
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  9. 2229

    Role of white-tailed deer in geographic spread of the black-legged tick Ixodes scapularis : Analysis of a spatially nonlocal model by Stephen A. Gourley, Xiulan Lai, Junping Shi, Wendi Wang, Yanyu Xiao, Xingfu Zou

    Published 2018-07-01
    “…In this paper, we develop a mathematical model to describe the spatial spread of blacklegged ticks due to deer dispersal. …”
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  10. 2230

    Numerical investigation of heat and mass transfer for unsteady multiphase flow in a vented cavity filled with hybrid nanofluid by Muhammad Ashhad Shahid, Mojtaba Dayer, Muhammad Adil Sadiq, Haris Ali, Ishak Hashim

    Published 2025-04-01
    “…The investigation employs a novel dimensionless mathematical model to explore these dynamics using Buongiorno’s approach, which considers Brownian motion and thermophoresis in nanofluids. …”
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  11. 2231

    The method of investigation of basic project parameters of microsatellite by random search by V. N. Blinov, A. I. Lukyanchik, V. V. Shalay

    Published 2019-06-01
    “…The aim of the work is to create a method of selecting the main design parameters of the small upper stage by random search. The mathematical model based on the dimensional-mass model of the calculated mass determination provides the choice of the optimal mass of the upper stage, taking into account the complex relationships of the studied parameters…”
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  12. 2232

    Impact of delay on HIV-1 dynamics of fighting a virus withanother virus by Yun Tian, Yu Bai, Pei Yu

    Published 2014-05-01
    “…In this paper, we propose a mathematical model for HIV-1 infectionwith intracellular delay. …”
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  13. 2233

    Parametric Study of Rider’s Comfort in a Vehicle with Semi-Active Suspension System Under Steady State Conditions by Arinola Bola Ajayi, Sunday Joushua Ojolo, Ediketin Ojogho, Antonio Marcos de Oliveira Siqueira

    Published 2023-02-01
    “…Vehicle suspension system responses to the different road inputs were obtained by simulation based on the mathematical model developed using Matlab/Simulink software. …”
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  14. 2234

    Arsenic Retention on Technosols Prepared with Nanoparticles and Ferric Soil from Mine Drainage Water by Darío R. Bolaños-Guerrón, Viviana P. Sánchez-Gómez, Johanna Paz, Andrés R. Izquierdo, Carina Stael, María Balseiro-Romero

    Published 2018-01-01
    “…The technosol was experimentally characterized using adsorption isotherms and uptake kinetics. Besides, a mathematical model was developed using Vensim® to scale the process and predict the dynamic behavior of the adsorbent. …”
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  15. 2235

    Computational evaluation of micropores wetting effect on the removal process of CO2 through the membrane contactor by Abdulrahman Sumayli, Zakarya Ahmed, Vicky Jain, R. Roopashree, Anjan Kumar, Aditya Kashyap, Mukesh Kumari, Sofia Gupta, G. V. Siva Prasad, Munthar Kadhim Abosaoda

    Published 2025-01-01
    “…To fulfill this purpose, a mathematical model based on finite element procedure (FEP) has been employed to solve the momentum and mass transport equations in the partial-wetting (50% wetting of micropores) and non-wetting (0% wetting of micropores) modes of membrane during operation. …”
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  16. 2236

    Preface by Susanne Ditlevsen, Petr Lansky

    Published 2015-12-01
    “…The workshop wasconceived to bring together scientists from different disciplines foran in-depth discussion of mathematical model-building andcomputational strategies. …”
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  17. 2237

    Influence of Wellbore Dogleg Severity on Drilling Friction in Horizontal Wells by Shitang Chen, Gui Hu, Xueqin Huang, Guohui Zhang, Xinyun Liu

    Published 2023-01-01
    “…Aiming at this issue, a mathematical model for computing the radial force caused by axial tension, string bending, and gravity of the string was established. …”
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  18. 2238

    Trust Region Policy Learning for Adaptive Drug Infusion with Communication Networks in Hypertensive Patients by Mai The Vu, Seong Han Kim, Ha Le Nhu Ngoc Thanh, Majid Roohi, Tuan Hai Nguyen

    Published 2025-01-01
    “…In previous works where model-based and fuzzy controllers are used to control AABP, model-based controllers rely on the precise mathematical model, while fuzzy controllers entail complexity due to rule sets. …”
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  19. 2239

    Measurements of Periodic Signals Phase Shifts with Application of Direct Digital Synthesis by I. V. Gula, O. I. Polikarovskykh, K. I. Horiashchenko, I. V. Karpova, V. M. Melnychuk

    Published 2019-06-01
    “…The purpose of this work is to create a new phase shift meter for high-frequency periodic signals based on the double-matching method using direct digital frequency synthesis.On the basis of the proposed mathematical model of phase shift measurements of periodic signals by the method of double coincidence using the statistical accumulation of pulse coincidences, a functional diagram of a digital phase shift meter of periodic signals using a direct digital frequency synthesizer is developed. …”
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  20. 2240

    Direct Torque Control of Dual Three Phase Induction Motor fed by Direct Power Control Rectifier using Fuzzy Logic Speed Controller by Radhwane Sadouni, M’hamed Sahnoun, Ilyes Zababe, Hassen Reghioui

    Published 2025-01-01
    “…To tackle these challenges, we propose a fuzzy logic-based speed controller for DTC, which enhances adaptability to system dynamics without necessitating a precise mathematical model. The fuzzy logic controller (FLC) is particularly effective in regulating speed under varying load conditions, improving robustness, and minimizing torque ripple. …”
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    Article