Showing 1,361 - 1,380 results of 1,540 for search '"electromagnetic"', query time: 0.05s Refine Results
  1. 1361

    A comprehensive numerical study exploring the significance of thermally reactive bioconvection in Falkner-Skan flow of Williamson nanomaterials influenced by activation energy and... by M. Israr Ur Rehman, Haibo Chen, Aamir Hamid, Wu Qian, Refka Ghodhbani, Mohamed Hussien

    Published 2025-02-01
    “…Heat and mass transport performance is greatly improved in a variety of industrial, engineering, and technological applications by the advanced thermal properties of nanomaterials, which are enhanced by chemical reactions, nonlinear thermal radiation, nonuniform heat sources/sinks, Arrhenius kinetic energy, and induced electromagnetic forces. The analysis is further improved by adding thermophoretic diffusion and Brownian motion to the energy and concentration equations Bio-fuels, enzymes, industry, bio-sensors, petroleum, and a number of other novel biotechnological features are also influenced by the bioconvective mechanisms in nanomaterials. …”
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    Article
  2. 1362

    A Deep-Learning Approach to a Volumetric Radio Environment Map Construction for UAV-Assisted Networks by Bethelhem S. Shawel, Dereje H. Woldegebreal, Sofie Pollin

    Published 2024-01-01
    “…This neglects the altitude-related characteristics of electromagnetic wave propagation and confines REMs to 2D formats, which limits the comprehensive and continuous visualization of propagation environment variation in spatial dimensions. …”
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    Article
  3. 1363

    Multi-label classification with deep learning techniques applied to the B-Scan images of GPR by El Karakhi, Soukayna, Reineix, Alain, Guiffaut, Christophe

    Published 2024-09-01
    “…The principle for time domain GPR consists in emitting electromagnetic pulses in the ground, these one are then diffracted by the targets to be detected. …”
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    Article
  4. 1364

    Properties, Characteristics and Parameters of Permanent Magnet Synchronous Motors under Vector and Scalar Frequency Control by B. I. Firago, S. V. Aleksandrovsky

    Published 2019-06-01
    “…Also, the simplest law of frequency control, viz. a proportional one, which, however, provides the maximum electromagnetic torque of the engine unchanged at R1 = 0 at all frequencies due to the constant magnetic flux, is applicable to a synchronous frequency controlled motor. …”
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    Article
  5. 1365

    Photoreconfigurable Metasurface for Independent Full-Space Control of Terahertz Waves by Zhengxuan Jiang, Guowen Ding, Xinyao Luo, Shenyun Wang

    Published 2024-12-01
    “…We present a novel photoreconfigurable metasurface designed for independent and efficient control of electromagnetic waves with identical incident polarization and frequency across the entire spatial domain. …”
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    Article
  6. 1366

    Rub-Impact Force Induces Periodic, Quasiperiodic, and Chaotic Motions of a Controlled Asymmetric Rotor System by N. A. Saeed, Emad Mahrous Awwad, Ali Maarouf, Hassan M. H. Farh, Fahd A. Alturki, Jan Awrejcewicz

    Published 2021-01-01
    “…This article aims to explore the oscillatory characteristics of a controlled asymmetric rotor system when subjected to rub and impact forces between the rotor and stator. Four electromagnetic poles are used to control the whirling motion of the rotor system through a linear proportional-derivative control law. …”
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    Article
  7. 1367

    Predicting the Viscosity of Petroleum Emulsions Using Gene Expression Programming (GEP) and Response Surface Methodology (RSM) by Abubakar A. Umar, Ismail M. Saaid, Aliyu A. Sulaimon, Rashidah M. Pilus

    Published 2020-01-01
    “…The emulsions viscosities were measured at 60-degree Celsius using an electromagnetic viscometer (EV100). The broad pressure and temperature range of the HPHT viscometer permit the imitation of acute conditions under which such emulsions may form. …”
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    Article
  8. 1368

    Using light to image millimeter wave based on stacked meta-MEMS chip by Han Wang, Zhigang Wang, Cheng Gong, Xinyu Li, Tiansheng Cui, Huiqi Jiang, Minghui Deng, Bo Yan, Weiwei Liu

    Published 2025-01-01
    “…Abstract A stacked metamaterial MEMS (meta-MEMS) chip is proposed, which can perfectly absorb electromagnetic waves, convert them into mechanical energy, drive movement of the optical micro-reflectors array, and detect millimeter waves. …”
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    Article
  9. 1369
  10. 1370

    Shock Breakouts from Compact Circumstellar Medium Surrounding Core-collapse Supernova Progenitors May Contribute Significantly to the Observed ≳10 TeV Neutrino Background by Eli Waxman, Tal Wasserman, Eran O. Ofek, Avishay Gal-Yam

    Published 2025-01-01
    “…A quantitative theory describing the evolution of the electromagnetic spectrum during a breakout, as the radiation-mediated shock is transformed into a collisionless one, is required to enable (i) using data from upcoming surveys that will systematically detect large numbers of young,  <1 day old SNe to determine the preexplosion mass-loss history of the SN progenitor population, and (ii) a quantitative determination of the neutrino luminosity and spectrum.…”
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  11. 1371

    U-Sodar: Noncontact Vital Sign Detection Technology Based on Ultrasonic Radar by Shuaiming HUANG, Xiaohua ZHU, Wubin WANG, Heng ZHAO, Hong HONG

    Published 2025-02-01
    “…However, the current mainstream detection methods in this regard suffer from low privacy trust, poor electromagnetic compatibility, and high manufacturing costs. …”
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    Article
  12. 1372

    Evaluation of the Influence of Sensor Geometry and Physical Parameters on Impedance-Based Structural Health Monitoring by L.V. Palomino, K.M. Tsuruta, J.R.V. Mour Jr, D.A. Radea, V. Steffen Jr., D.J. Inman

    Published 2012-01-01
    “…In this paper, the influence of electromagnetic radiation, temperature and pressure variations, and ionic environment have been examined in laboratory. …”
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    Article
  13. 1373

    STAND FOR TEMPERATURE SURFACE EVALUATION OF FRAGMENTS OF NATURAL ENVIRONMENTS AND ITS IMITATORS by V. V. Lobunov, A. I. Kuharenko, T. V. Borbotko, L. M. Lynkov

    Published 2016-09-01
    “…In this way we decided to create laboratory stand and methodic for obtaining data about temperature surface of fragments of natural environments and its imitators affected by the electromagnetic radiation of the optical wavelength range. …”
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    Article
  14. 1374

    Current source density and functional connectivity extracted from resting-state electroencephalography as biomarkers for chronic low back pain by Keita Ueno, Keiko Yamada, Masaya Ueda, Yasuo Naito, Ryouhei Ishii

    Published 2025-02-01
    “…Current source density across frequency bands was calculated using exact low-resolution electromagnetic tomography. Functional connectivity was assessed between 24 cortical regions using lagged linear connectivity. …”
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    Article
  15. 1375

    Synchronization of chaotic optomechanical system with plasmonic cavity for secured quantum communication by Mulubirhan Dangish, Abebe Belay Gemta, Alemayehu Getahun Kumela, Umer Sherefedin, Ruth Birhanu

    Published 2025-01-01
    “…In addition, using Lyapunov chaotic attractors, we demonstrated that the localized surface plasmons significantly boost the strength of the electromagnetic field within the strongly influenced cavity mode and effectively synchronize the two modes through a coherent phase relationship with minimal error. …”
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    Article
  16. 1376

    Neuroplastic Effects of Combined Computerized Physical and Cognitive Training in Elderly Individuals at Risk for Dementia: An eLORETA Controlled Study on Resting States by Charis Styliadis, Panagiotis Kartsidis, Evangelos Paraskevopoulos, Andreas A. Ioannides, Panagiotis D. Bamidis

    Published 2015-01-01
    “…Cortical EEG sources were modelled by exact low resolution brain electromagnetic tomography (eLORETA). Cognitive function was assessed before and after intervention using a battery of neuropsychological tests including the minimental state examination (MMSE). …”
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    Article
  17. 1377

    A prediction model for guiding tumor microwave ablation surgery based on simulation by Lu Qian, Yamin Yang, Pan Chen, Jia Liu, Xiaofei Jin, Zhiyu Qian, Chunxiao Chen

    Published 2025-01-01
    “…Methods: An MWA process was first simulated by incorporating electromagnetic radiation equations, thermal equations, and optimized biological tissue parameters (dynamic dielectric and thermophysical parameters). …”
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    Article
  18. 1378

    Quality assurance multi-component environments moved belt conveyors energy saving pulsed magnetic extraction by О. S. Parsentev, T. A. Musaev

    Published 2024-02-01
    “…Mathematical modeling of the operation of the electromagnetic system of the combined iron separator of the transport system is carried out, on the basis of which a mathematical model of the magnetic field in its working area is proposed, which makes it possible to determine the extracting force from the windings with and current. …”
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    Article
  19. 1379

    A Sparse Feature-Based Mixed Signal Frequencies Detecting for Unmanned Aerial Vehicle Communications by Yang Wang, Yongxin Feng, Fan Zhou, Xi Chen, Jian Wang, Peiying Zhang

    Published 2025-01-01
    “…How to effectively improve the detection accuracy of each frequency component in the electromagnetic space mixed signals and avoid spectrum conflicts will become one of the crucial issues currently faced by unmanned aerial vehicle (UAV) communication technologies. …”
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    Article
  20. 1380

    Technical review of radiative-property modeling approaches for gray and nongray radiation, and a recommended optimized WSGGM for CO2/H2O-enriched gases by Osama A. Marzouk

    Published 2025-03-01
    “…., the absorption of electromagnetic radiative energy) of constituent species in gaseous media. …”
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    Article