Showing 841 - 860 results of 1,156 for search '"electromagnet"', query time: 0.05s Refine Results
  1. 841

    Removal of arsenic from liquid blister copper during remelting in an induction vacuum furnace by Łabaj J., Blacha L., Smalcerz A., Chmiela B.

    Published 2021-01-01
    “…This is due to the electromagnetic field applied to the liquid metal. This study reports the removal of arsenic from blister copper via refining in an induction vacuum furnace in the temperature range of 1423– 1523 K, at operating pressures from 8 to 1333 Pa. …”
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    Article
  2. 842

    Multiview ISAR Imaging for Complex Targets Based on Improved SBR Scattering Model by Tiantian Feng, Lixin Guo

    Published 2021-01-01
    “…Simulation results indicate that the improved method is efficient and reliable to calculate electromagnetic (EM) scattering of electrically large targets. …”
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    Article
  3. 843

    Research on Quantization Error Influence of Millimeter-Wave Phased Array Antenna by Haigen Yang, Linqun Zhu, Zhun Xia, Yanqing Chen, Luohao Dai, Ruotian Xu, YuanHao Chen, Luyang Li, GuiYing Sun, Hongyang Yu, Wenting Xu

    Published 2021-01-01
    “…Based on the planar rectangular antenna array-electromagnetic coupling model, we propose a method of verifying the effect of random errors on the phased array antenna. …”
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    Article
  4. 844

    Design and Analysis of Linear Fault-Tolerant Permanent-Magnet Vernier Machines by Liang Xu, Jinghua Ji, Guohai Liu, Yi Du, Hu Liu

    Published 2014-01-01
    “…This is because neither fault-tolerant teeth nor the flux-barriers are adopted. The electromagnetic characteristics of the proposed machine are analyzed using the time-stepping finite-element method, which verifies the effectiveness of the theoretical analysis.…”
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    Article
  5. 845

    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
  6. 846

    Multifeed EBG Dual-Band Antenna for Spatial Mission by A. Kanso, R. Chantalat, U. Naeem, H. Chreim, M. Thevenot, S. Bila, T. Monediere

    Published 2011-01-01
    “…We present the design of a multibeam reflector antenna fed by a multifeed dual-band electromagnetic band gap (EBG) antenna to achieve a high-gain multispot coverage for space applications. …”
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    Article
  7. 847

    Enhancing the Performance of the Microwave Absorbing Materials by Using Dielectric Resonator Arrays by Omar H. Al-Zoubi, Hameed Naseem

    Published 2017-01-01
    “…The introduced technique is based on fabricating the microwave absorbing (MA) material in a structure comprised of an array of circular cylinder dielectric resonators (CDR) backed by a perfect electric conductor (PEC) ground plane. Numerical electromagnetic methods are employed to study the properties of the proposed MA array structures, where 3D full wave simulation using finite-element method is implemented. …”
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    Article
  8. 848

    Influence of Fiber Orientation on the Shear Properties of Steel Fiber-Reinforced Reactive Powder Concrete Beams by Kejia Yang, Kunliang Li, Yiwei Lin

    Published 2023-01-01
    “…To study the effects of the amount, length, and orientation of steel fibers on the shear strength of SFRPC beams, nonreinforced aligned steel fiber-reinforced reactive powder concrete (ASFRPC) beams were prepared using a large-scale electromagnetic field orientation device. Shear tests of specimens with a shear span ratio of 1.5 were performed under two fiber contents (1.0% and 2.0%) and three fiber lengths (20, 30, and 40 mm). …”
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    Article
  9. 849

    SAR Reduction Using Integration of PIFA and AMC Structure for Pentaband Mobile Terminals by Jae-Gon Lee, Jeong-Hae Lee

    Published 2017-01-01
    “…Even though the AMC structure is operated at a high band, the effect against the head could be reduced in the pentaband due to the spreading effect of the electromagnetic (EM) field at lower bands. From measured results, the 1 g SAR in the case of the AMC antenna is significantly lower than that in the case where only the PIFA is present in the pentaband.…”
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    Article
  10. 850

    Abundant Exact Soliton Solutions of the (2+1)-Dimensional Heisenberg Ferromagnetic Spin Chain Equation Based on the Jacobi Elliptic Function Ideas by Qinghao Zhu, Jianming Qi

    Published 2022-01-01
    “…Moreover, the ferromagnetism plays a fundamental role in modern technology and industry and it is principal for many electrical and electromechanical devices such as generators, electric motors, and electromagnets. In this article, the exact solutions of the nonlinear (2+1)-dimensional HFSCE are successfully examined by an extended modified version of the Jacobi elliptic expansion method (EMVJEEM). …”
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    Article
  11. 851

    Miniaturized Wide Scanning Angle Phased Array Using EBG Structure for 5G Applications by Xiumei Shen, Kun Xue, Xinggang Tang, Yuqi He

    Published 2022-01-01
    “…A subarray of two closely packed patch antennas on electromagnetic bandgap structure (EBG) ground with the operating bandwidth of 26–29 GHz is used as the basic module of the linear array, which contains four equally spaced subarrays. …”
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    Article
  12. 852

    Joint transmit filter and sparse array design with transmit subaperturing FDA‐MIMO radar by Zihang Ding, Junwei Xie

    Published 2022-04-01
    “…Abstract Increasingly complex electromagnetic environment makes some troubles for a radar system. …”
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    Article
  13. 853

    Wavelets-Computational Aspects of Sterian Realistic Approach to Uncertainty Principle in High Energy Physics: A Transient Approach by Cristian Toma

    Published 2013-01-01
    “…It is shown that the best results can be obtained using wavelets aspects and support macroscopic functions for computing (i) wave-train nonlinear relativistic transformation, (ii) reflection/refraction with a constant shift, (iii) diffraction considered as interaction with a null phase shift without annihilation of associated wave, (iv) deflection by external electromagnetic fields without phase loss, and (v) annihilation of associated wave-train through fast and spatially extended phenomena according to uncertainty principle.…”
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    Article
  14. 854

    Polarimetric Scattering from Two-Dimensional Dielectric Rough Sea Surface with a Ship-Induced Kelvin Wake by Pengju Yang, Lixin Guo

    Published 2016-01-01
    “…For both monostatic and bistatic configuration, simulation results indicate that electromagnetic scattering signatures in the presence of a ship wake dramatically differ from those without ship wake, which may serve as a basis for the detection of ships in marine environment.…”
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    Article
  15. 855

    An Improved Bi-Switch Flyback Converter with Loss Analysis for Active Cell Balancing of the Lithium-Ion Battery String by Sugumaran G., Amutha Prabha N.

    Published 2024-01-01
    “…The bi-switch flyback converter eliminates the need for a separate buffer circuit to minimise leakage and electromagnetic inductance. Losses and energy efficiency were analysed at each end of the proposed topology. …”
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    Article
  16. 856

    Structural Design and Electrical Characteristics Analysis of Mid-Load Whip Antenna by Menglei Xiu, Lihua Li, Shimin Feng

    Published 2022-01-01
    “…By calculating the impedance characteristics of each part of the midload whip antenna, the shortened length of the antenna in the resonance state is obtained; the superimposed field strength of the midload whip antenna to the far field is calculated and its radiation performance is analyzed; the simulation is carried out by using FEKO electromagnetic simulation software. Through the field test, the reflection coefficient and resonant frequency of the antenna before and after shortening are compared, and the directivity of the midload whip antenna and the traditional whip antenna is compared. …”
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    Article
  17. 857

    Analysis of Transmission Characteristics on an MSK-Based Rotating Magnet-Based Mechanical Antenna by Xie He, Qiang Zhou, Jianya Zhang

    Published 2022-01-01
    “…A rotating magnet-based mechanical antenna (RMBMA) is a new promising paradigm which can significantly reduce both the size and the power consumption of the super-low frequency electromagnetic transmitter. To further reveal the effects of the rotational motion on transmission, this paper investigates the performance analysis of MSK (Minimum Shift Keying)-based RMBMA for the first time. …”
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    Article
  18. 858

    A novel arterial coupler with non-return snap-fit connection approach optimized arterial end-to-end anastomotic technique: An experimental study by Hong-Bo Guo, Mo-Fei Wang, Ren-Qi Yin, Kang-Kang Zhi

    Published 2025-01-01
    “…The patency of anastomosed arteries was assessed using vascular Doppler ultrasound, electromagnetic flowmeter, and pathological examination (6 weeks after surgery). …”
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    Article
  19. 859

    Numerical Simulations of the Lunar Penetrating Radar and Investigations of the Geological Structures of the Lunar Regolith Layer at the Chang’E 3 Landing Site by Chunyu Ding, Yan Su, Shuguo Xing, Shun Dai, Yuan Xiao, Jianqing Feng, Danqing Liu, Chunlai Li

    Published 2017-01-01
    “…In this paper, the random medium theory and Apollo drilling core data are used to construct a modeling method based on discrete heterogeneous random media, and the simulation data are processed and collected by the electromagnetic numerical method FDTD (finite-difference time domain). …”
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    Article
  20. 860

    Analysis of a Compact Wideband Slotted Antenna for Ku Band Applications by M. R. Ahsan, M. Habib Ullah, F. Mansor, N. Misran, T. Islam

    Published 2014-01-01
    “…Finite element method based on 3D electromagnetic field solver has been utilized for the designing and analyzing process of proposed microstrip line fed modified E-H shaped electrically small patch antenna. …”
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    Article