Showing 481 - 500 results of 1,156 for search '"electromagnetic"', query time: 0.05s Refine Results
  1. 481

    Single-cell bilayer design of a terahertz six-channel metasurface for simultaneous holographic and grayscale images by Zhiqiang Du, Chunhui Zhu, Zhengyong Song

    Published 2025-01-01
    “…Abstract Metasurfaces have exhibited excellent capabilities in controlling main characteristics of electromagnetic fields. Thus, a lot of significant achievements have been attained in many areas especially in the fields of hologram and near-field imaging. …”
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    Article
  2. 482

    A Rectangular Planar Spiral Antenna for GIS Partial Discharge Detection by Xiaoxing Zhang, Yefei Han, Wei Li, Xuetao Duan

    Published 2014-01-01
    “…It can expediently receive electromagnetic waves leaked from basin-type insulators and can effectively suppress low frequency electromagnetic interference from the surrounding environment. …”
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    Article
  3. 483

    Analysis and Synthesis of Double Negative Dielectric Media Rectenna Systems for Ambient Microwave Energy Harvesting by Apostolia Karampatea, Katherine Siakavara

    Published 2018-01-01
    “…The concept of harvesting the ambient electromagnetic radiation energy, coming from public telecommunication wireless networks, has been recently subject of extensive research. …”
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    Article
  4. 484
  5. 485

    Modelling and Design of HF RFID Passive Transponders with Additional Energy Harvester by Piotr Jankowski-Mihułowicz, Włodzimierz Kalita, Mariusz Skoczylas, Mariusz Węglarski

    Published 2013-01-01
    “…It should be noted that either passive or semipassive transponders are supplied with energy that is derived from the electromagnetic field generated by the read/write device and its antenna. …”
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    Article
  6. 486

    Stable-to-unstable transition in quantum friction by Daigo Oue, J. B. Pendry, Mário G. Silveirinha

    Published 2024-10-01
    “…Due to the relative motion of the plates, their electromagnetic response may be active in some conditions, resulting in optical gain. …”
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    Article
  7. 487

    Using Improved XGBoost Algorithm to Obtain Modified Atmospheric Refractive Index by Yanbo Mai, Zheng Sheng, Hanqing Shi, Qixiang Liao

    Published 2021-01-01
    “…Atmospheric refraction is a special meteorological phenomenon mainly caused by gas molecules and aerosol particles in the atmosphere, which can change the propagation direction of electromagnetic waves in the atmospheric environment. …”
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    Article
  8. 488

    Ionospheric Disturbances Recorded by DEMETER Satellite over Active Volcanoes: From August 2004 to December 2010 by Jacques Zlotnicki, Feng Li, Michel Parrot

    Published 2013-01-01
    “…The study analyzes electromagnetic data and plasma characteristics in the ionosphere recorded by DEMETER microsatellite over erupting volcanoes during the life of the mission: from August 2004 to December 2010. …”
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    Article
  9. 489

    Multifunctional Janus-Structured Polytetrafluoroethylene-Carbon Nanotube-Fe3O4/MXene Membranes for Enhanced EMI Shielding and Thermal Management by Runze Shao, Guilong Wang, Jialong Chai, Jun Lin, Guoqun Zhao, Zhihui Zeng, Guizhen Wang

    Published 2025-02-01
    “…Thanks to the strategic distribution of the MXene conductive reflection layer and the silk-like FCFe electromagnetic wave’s absorption layer, the membranes achieve robust electromagnetic interference shielding and effective antireflection through the absorption-reflection-reabsorption mechanism. …”
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    Article
  10. 490

    Design and Simulation of an Antenna-Coupled Microbolometer at 30 THz by Angel Colin, Eduardo Pérez-Tijerina, Francisco Solis-Pomar

    Published 2017-01-01
    “…The device has been simulated by means of the commercial electromagnetic software (HFSS), which is based on the finite elements method. …”
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    Article
  11. 491
  12. 492

    Retracted: Design and Performance Evaluation of OAM-Antennas: A Comparative Review by Omar A. Saraereh

    Published 2023-01-01
    “…When propagating, the vortex electromagnetic wave has a spiral phase wavefront structure, and its many OAM modes are orthogonal to one another. …”
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    Article
  13. 493

    Probing Electric Field in an Enclosed Field Mapper for Characterizing Metamaterials by Sucheng Li, Chendong Gu, Yadong Xu, Shahzad Anwar, Weixin Lu, Zhi Hong Hang, Bo Hou, Huanyang Chen

    Published 2014-01-01
    “…Spatially mapping electromagnetic fields in the quasi-two-dimensional field mapper (a parallel plate waveguiding system; Justice et al. (2006)) for characterizing metamaterial devices, especially those integrating the metal boundary, may encounter troubles including electromagnetic leakage caused by the air gap and energy guiding along finitely high metal walls. …”
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    Article
  14. 494

    Evolutionary Algorithm Geometry Optimization of Optical Antennas by Ramón Díaz de León-Zapata, Gabriel González, Efrén Flores-García, Ángel Gabriel Rodríguez, Francisco Javier González

    Published 2016-01-01
    “…Printed circuit antennas have been used for the detection of electromagnetic radiation at a wide range of frequencies that go from radio frequencies (RF) up to optical frequencies. …”
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  15. 495

    On Lorentz Invariant Complex Scalar Fields by Gustavo Rigolin

    Published 2022-01-01
    “…In particular, we solve the bound state and scattering problems of two particles which interact both electromagnetically and gravitationally (static electromagnetic and gravitational fields). …”
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    Article
  16. 496

    Investigation of reactive power referring to recent studies of time-averaged stored energy density by Jiangwei Chen, Jiacheng Qiu

    Published 2025-01-01
    “…In this work, the transmission, dissipation, and storage of electromagnetic energy of either a sinusoidal alternating current or an electromagnetic wave traveling in a transmission line are addressed; a positive definite expression of time-averaged stored energy density instead of the usual non-positive definite one is proposed. …”
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  17. 497

    A Quad-Element UWB-MIMO Antenna with Band-Notch and Reduced Mutual Coupling Based on EBG Structures by Wenjing Wu, Bo Yuan, Aiting Wu

    Published 2018-01-01
    “…It is printed at the center of the dielectric substrate to lower electromagnetic coupling between the parallel elements. …”
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    Article
  18. 498

    Cervical Spine Mechanism for Reproduction of the Biomechanical Behaviours of the Human Neck during Rotation-Traction Manipulation by Yuancan Huang, Shuai Li, Minshan Feng, Liguo Zhu

    Published 2017-01-01
    “…Second, a mass-spring-damper system with an electromagnetic clutch was designed to emulate the entire dynamic response of the human neck. …”
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    Article
  19. 499

    A hybrid swarm intelligent optimization algorithm for antenna design problems by Supreet Singh, Harbinder Singh, Nitin Mittal, Gurpreet Kaur Punj, Lalit Kumar, Kinde Anlay Fante

    Published 2025-02-01
    “…The effectiveness of SSNMRA is validated through the CEC 2019 benchmark test suite and applied to various electromagnetic optimization problems. Experimental results demonstrate that SSNMRA outperforms existing state-of-the-art algorithms, offering superior optimization capability and enhanced convergence accuracy, making it a promising solution for complex antenna design and other electromagnetic applications.…”
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    Article
  20. 500

    Pulsar Astronomy by Wei Wang, Renxin Xu

    Published 2025-01-01
    “…Pulsars are a type of fast-rotating magnetized neutron star that emits beamed multi-wavelength electromagnetic radiation [...]…”
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