Showing 541 - 560 results of 1,540 for search '"electromagnetism"', query time: 0.05s Refine Results
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    Prospects for the use of ferrites with high magnetic permeability and permittivity as radio-absorbing materials by V. G. Kostishin, R. M. Vergazov, S. B. Menshova, I. M. Isaev

    Published 2020-12-01
    “…The paper presents an overview of studies on the influence of the main parameters of ferrites on their ability to absorb electromagnetic radiation in the megahertz range (more than 10 dB). …”
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    Article
  3. 543
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    Research on Wireless Charging Device EMC Testing by Ruichen Xu, Qizhu Song, Junfeng Wang, Xiaoyong Liu, Xiao Peng, Ji Fang

    Published 2014-08-01
    “…Finally, the following wireless charging devices electromagnetic compatibility testing proposals were obtained:wireless charging equipment classification attribution recommendation in domestic existing testing standard, domestic wireless charging device electromagnetic testing methods recommendation, wireless charging device management recommendations.…”
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    Article
  5. 545

    New paradigm for Internet of things:intelligent spectrum-Internet of things by Qihui WU, Ran WANG, Zhenyan HUANG

    Published 2018-03-01
    “…The electromagnetic spectrum has become an indispensable national strategic resource in the information age.With the rapid development of the world’s integrated information network,aviation vehicles,and electromagnetic spectrum airspace operations,electromagnetic space faces three major challenges:the increasing shortage of spectrum resources,increasingly stringent spectrum security,and increasingly fierce spectrum confrontation.In order to deal with the three major challenges,the basic concepts and architecture of intelligent spectrum-Internet of things (IS-IoT) was proposed,and the key technologies and future application directions of the system was analyzed.The development of IS-IoT will provide a new paradigm for the Internet of things and a new solution to the conflict between the supply and demand of spectrum resources.…”
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    Article
  6. 546

    THERMO-MAGNETO-ELASTIC ANALYSIS IN A CURRENT-CARRYING SHELL WITH CLAMPED PERIMETERS by BIAN YuHong, ZHANG Chen

    Published 2020-01-01
    “…The change rules of stresses,temperatures,and deformations in the currentcarrying shell with the electromagnetic parameters were analyzed. It is proved that the stresses,strains,and temperatures in plates and shells can be controlled by changing the electromagnetic and mechanical parameters through the example calculation. …”
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    Article
  7. 547

    A Wideband and Polarization-Independent Metasurface Based on Phase Optimization for Monostatic and Bistatic Radar Cross Section Reduction by Jianxun Su, Yao Lu, Zengrui Li, Rongrong Zhang, Yaoqing (Lamar) Yang

    Published 2016-01-01
    “…Metasurfaces are composed of two types of electromagnetic band-gap (EBG) lattice, which is a subarray with “0” or “π” phase responses, arranged in periodic and aperiodic fashions. …”
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    Study on Driving Performance of the Axial-Flow Blood Pump under the Condition of Large Gap by Yan Xu, Lizhi Cheng, Liang Liang

    Published 2017-01-01
    “…Experiments and theoretical study show that the use of Z10-T25 oriented silicon steel sheets as the electromagnetic core material can remarkably improve the system driving performance as well as optimize the volume and weight of the electromagnets. …”
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    DOA Estimation for Sources with Large Power Differences by Qingyuan Fang, Mengzhe Jin, Weidong Liu, Yong Han

    Published 2021-01-01
    “…Sources with large power differences are very common, especially in complex electromagnetic environments. Classical DOA estimation methods suffer from performance degradation in terms of resolution when dealing with sources that have large power differences. …”
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    Article
  13. 553

    Unidirectional Alleviation of the Diffraction Limit in Geometrically Anisotropic Photonics by El Badri Youssef, Mangach Hicham, Belkacem Abdelhaq, Oubeniz Hammou, Bouzid Abdenbi, Achaoui Younes

    Published 2025-01-01
    “…These synthetic composites allow subwavelength confinement of electromagnetic energy and facilitate unparalleled control over different aspects of electromagnetic waves (polarization, amplitude, frequency, etc.). …”
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  14. 554

    A novel conceptual design method for aviation PMSG based on thermal modeling by Wang He, Ai Fengming, He Linke, Zhou Zhongzheng, Wang Yangang

    Published 2024-01-01
    “…Then, optimization objectives are set as low temperature-rise, low volume and weight, and sizeable electromagnetic size. The critical parameters in the thermal, electromagnetic, and mechanical systems of the generators are considered decision variables. …”
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    Mie Scattering by a Conducting Sphere Coated Uniaxial Single-Negative Medium by You-Lin Geng

    Published 2012-01-01
    “…We propose an accurate analytical method to compute the electromagnetic scattering from three-dimensional (3D) conducting sphere coated uniaxial anisotropic single-negative (SNG) medium. …”
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  19. 559

    Multi-Index Monitoring and Evaluation on Rock Burst in Yangcheng Mine by Yunliang Tan, Yanchun Yin, Shitan Gu, Zhiwei Tian

    Published 2015-01-01
    “…Microseismic monitoring and electromagnetic radiation monitoring were early warning method, and drilling bits monitoring was burst region identification method. …”
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  20. 560

    THERMAL-MAGNETIC-ELASTIC ANALYSIS OF A CURRENT-CARRYING CANTILEVER CYLINDRICAL SHELL by BIAN YuHong, ZHAO HaiTao

    Published 2016-01-01
    “…The results that the stresses,temperatures,and deformations in the current-carrying cantilever cylindrical shell change with variation of the electromagnetic parameters are discussed. It is proved that the stresses,strains,and temperatures in plates and shells can be controlled by changing the electromagnetic and mechanical parameters by considering a specific example.…”
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    Article