Showing 81 - 100 results of 1,540 for search '"electromagnetism"', query time: 0.05s Refine Results
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    Influence of Mine Tunnel Wall Humidity on Electromagnetic Waves Propagation by Lingfei Cheng, Lili Zhang, Jie Li

    Published 2012-01-01
    “…High moisture in mine tunnel can cause the change of the permittivity and conductivity of tunnel walls, therefore influence the characteristics of electromagnetic waves propagation. This paper analyzes the mechanism of humidity influencing the permittivity and conductivity and attenuation of electromagnetic waves propagation in the circular tunnel and rectangular tunnel. …”
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    On the Electromagnetic Vacuum Origins of Dark Energy, Dark Matter, and Astrophysical Jets by Stuart Marongwe

    Published 2021-01-01
    “…We use a semiclassical version of the Nexus paradigm of quantum gravity in which the quantum vacuum at large scales is dominated by the second quantized electromagnetic field to demonstrate that a virtual photon field can affect the geometric evolution of Einstein manifolds or Ricci solitons. …”
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    THE INFLUENCE OF NANOSECOND ELECTROMAGNETIC PULSES TO OBTAIN TIN AND THE PROPERTIES OF ITS ALLOYS by V. G. Komkov, V. V. Gostishchev, Hosen Ri, E. H. Ri, S. V. Dorofeev, G. A. Knyazev

    Published 2012-09-01
    “…Experimentally found that the effect of nanosecond electromagnetic pulses to melt the charge, while the carbon thermal recovery of the tin ore, accelerates the formation of the metallic phase.…”
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    Efficacy and safety of the pulsed electromagnetic field in osteoarthritis: a meta-analysis by Ziying Wu, Xiang Ding, Guanghua Lei, Chao Zeng, Jie Wei, Jiatian Li, Hui Li, Tuo Yang, Yang Cui, Yilin Xiong, Yilun Wang, Dongxing Xie

    Published 2018-12-01
    “…Objective To investigate the efficacy and safety of the pulsed electromagnetic field (PEMF) therapy in treating osteoarthritis (OA).Design Meta-analysis.Data sources PubMed, Embase, the Cochrane Library and Web of Science were searched through 13 October 2017.Eligibility criteria for selecting studies Randomised controlled trials compared the efficacy of PEMF therapy with sham control in patients with OA.Data extraction and synthesis Pain, function, adverse effects and characteristics of participants were extracted. …”
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    Alterations of Hematologic and Hematopoietic Parameters in Mice Exposed to Pulsed Electromagnetic Field by Kangchu Li, Zenghui Teng, Zhaohui Liu, Yuxing Zhang, Kaiping Long, Qimei Liao, Ansheng Ni, Guirong Ding, Shirong Ma

    Published 2019-01-01
    “…Effects of pulsed electromagnetic field (PEMF) on hematology and hematopoiesis might vary with different PEMF parameters. …”
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    Frequency-Based Control Strategy for Compact Electromagnetic Tuned Mass Damper by Semen Kopylov, Zhaobo Chen, Mohamed A. A. Abdelkareem

    Published 2021-01-01
    “…In this paper, the frequency-based semiactive control (FBC) strategy was proposed for an electromagnetic tuned mass damper (ETMD). The concept of a controllable system with switched transistor was utilized for the proposed control strategy. …”
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    Electromagnetic Reciprocal Cloak with Only Axial Material Parameter Spatially Variant by Jing Jing Yang, Ming Huang, Fu Chun Mao, Guang Hui Cai, Yao Zhong Lan

    Published 2012-01-01
    “…Reciprocal cloak is an intriguing metamaterial device, in which a hidden antenna or a sensor can receive electromagnetic irradiation from the outside but its presence will not be detected. …”
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    Structural-Electromagnetic-Thermal Coupling Technology for Active Phased Array Antenna by Pengying Xu, Yan Wang, Xiaoxian Xu, Longyang Wang, Zhihai Wang, Kunpeng Yu, Wenzhi Wu, Meng Wang, Guojun Leng, Dongming Ge, Xiaofei Ma, Congsi Wang

    Published 2023-01-01
    “…As a result, the electrical performance of APAA in service is prone to be affected by the external complex environments. The structural-electromagnetic-thermal (SET) coupling problem has become a key problem restricting the development of APAA. …”
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    Particle Production in Strong Electromagnetic Fields in Relativistic Heavy-Ion Collisions by Kirill Tuchin

    Published 2013-01-01
    “…I review the origin and properties of electromagnetic fields produced in heavy-ion collisions. …”
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