Showing 721 - 740 results of 1,540 for search '"electromagnetic"', query time: 0.06s Refine Results
  1. 721

    Linear and nonlinear resonant properties of electron gas in n-InSb and graphene layers in terahertz range in bias magnetic fields by V Grimalsky, Yu Rapoport, S Koshevaya, A Nosich, J Escobedo-Alatorre

    Published 2025-01-01
    “…The simplest three-layer structures demonstrate the sharp nonlinear switching of the transparency of THz waves and the bistability under relatively low values of amplitudes of the incident electromagnetic wave.…”
    Get full text
    Article
  2. 722

    Evaluating Wireless Power Transfer Technologies for Electric Vehicles: Efficiency and Practical Implementation of Inductive, Capacitive, and Hybrid Systems by Thamvarit Singhavilai, Jarurote Tippayachai, Kamon Jirasereeamornkul, Chainarin Ekkaravarodome, Taweesak Samanchuen

    Published 2025-01-01
    “…The evaluation included measuring system efficiencies with multimeters, assessing input and output waveform smoothness using oscilloscopes, detecting power losses through thermal scans, and monitoring electromagnetic field (EMF) exposure with EMF detectors. …”
    Get full text
    Article
  3. 723
  4. 724

    Time-Frequency Characteristics and the Influence Mechanism of the EMR from Coal with Different Joint Angles by Hongwei Mu, Dazhao Song, Shan Yin, Xueqiu He, Liming Qiu, Dongfang Su, Yang Liu

    Published 2021-01-01
    “…It is vital to understand the electromagnetic radiation’s time-frequency characteristics in the process of coal and rock failure with different joint angles in order to reveal the generation mechanism of the electromagnetic radiation (EMR) and improve the accuracy of EMR early warning. …”
    Get full text
    Article
  5. 725

    A study of the magnetic field emissions from a vehicle-mounted wireless power transfer system for safe operation when charging EV batteries by Craig McIntyre, Silvia Konaklieva, Artur Benedito Nunes, Richard A. McMahon

    Published 2025-02-01
    “…One aspect of safe operation is the potential exposure to high-power electromagnetic fields. There are international guidelines with recommended exposure limits that system designers can design and test to. …”
    Get full text
    Article
  6. 726

    Research on Opening Reignition Characteristics and Suppression Measures of 750 kV AC Filter Circuit Breakers by Jianguo Zhang, Pengcheng Sha, Feiyue Ma, Bo Niu, Xu Cai, Hui Ni, Junbo Deng

    Published 2025-01-01
    “…In this study, power systems computer-aided design (PSCAD)/electromagnetic transients including DC (EMTDC) V5.0 electromagnetic transient simulation software is used to simulate and calculate the overvoltage and inrush current under different configurations of circuit breaker operating mechanism dispersion, opening phase angle, and operating speed. …”
    Get full text
    Article
  7. 727

    Comparative Analysis of the Influence of Selected Physical Factors on the Level of Pain in the Course of Temporomandibular Joint Disorders by Łukasz Kopacz, Żaneta Ciosek, Helena Gronwald, Piotr Skomro, Roman Ardan, Danuta Lietz-Kijak

    Published 2020-01-01
    “…Each group consisted of 30 people and was subjected to separate therapies in which LED light therapy with electromagnetic field (MLT) and cryotherapy (CT) were applied. …”
    Get full text
    Article
  8. 728
  9. 729
  10. 730

    Algorithm оf Computer Model Realization оf High-Frequency Processes in Switchgears Containing Non-Linear Over-Voltage Limiters by Ye. V. Dmitriev, A. M. Gashimov, N. R. Babayeva

    Published 2007-08-01
    “…Analysis of the Over-Voltage Limiter (OVL) influence on electromagnetic high-frequency over-voltages at commutations with isolators of unloaded sections of wires and possibility of application of a frequency-dependent resistor in case of necessity to facilitate OVL operation conditions is provided in the paper.It is shown that it is necessary to take into account characteristics of OVL by IEEE circuit and its modifications at computer modeling of high-frequency over-voltages.…”
    Get full text
    Article
  11. 731

    CHOOSING OF OPERATING FREQUENCY OF EDDY CURRENT THICKNESS METER WITH SUPERIMPOSED TRANSDUCER by A. V. Chernyshev

    Published 2015-03-01
    “…It is shown that when using eddy current thickness meter with superimposed transducer the maximal thickness of the conductive sheets or conductive surface layers of a two-layer wares, which may be controlled with selected frequency of excitation current of the transducer, can be estimated based on the magnitude of the penetration depth of a plane electromagnetic wave in the half-space, the specific electrical conductivity and the relative magnetic permeability of which is equal to the values of these parameters in a controlled surface layer or sheet of two-layer ware.…”
    Get full text
    Article
  12. 732

    Multifunctional Design Ratios for Calculating Power Losses and Energy Efficiency of Long-Distance Electricity Transmission by G. E. Pospelov, Т. G. Pospelova

    Published 2012-02-01
    “…Universality of these ratios with due account of electromagnetic wave propagation nature and intermediate connections and multifunctional application are considered in the paper. …”
    Get full text
    Article
  13. 733

    Au sujet du besoin d’un niveau de preuve robuste pour évaluer le risque by Valentine Erné-Heintz, Jean-Christophe Vergnaud

    “…For instance, actual methodologic limitations make the evaluation of the risk of electromagnetic waves or endocrine disruptors very difficult or even impossible. . …”
    Get full text
    Article
  14. 734

    Application of Generalized Fractional Thermoelasticity Theory with Two Relaxation Times to an Electromagnetothermoelastic Thick Plate by A. M. Abd El-Latief

    Published 2016-01-01
    “…The fractional mathematical model of Maxwell’s equations in an electromagnetic field and the fractional generalized thermoelastic theory associated with two relaxation times are applied to a 1D problem for a thick plate. …”
    Get full text
    Article
  15. 735

    Novel adaptive duplex technique adapted to future mobile communication system by ZHANG Ying-hai, WANG Wei-dong, DONG Yu, ZHOU Kai-jie

    Published 2007-01-01
    “…The concept of adaptive duplex was introduced.Based on it,a novel adaptive duplex transmission technique-asymmetric frequency division duplex(AFDD) was proposed,which considers the asymmetric characteristics of future communications system both in service demand and electromagnetic radiation effects.AFDD has the advantage inheriting from FDD;furthermore,it can allocate frequency resources in downlink and uplink dynamically like TDD which increases the usage efficiency of radio resources.Applying AFDD to CDMA communication system,it is proved that AFDD improves that system’s performance compared with FDD.…”
    Get full text
    Article
  16. 736

    Spontaneous Emission of an Excited Atom in a Dusty Unmagnetized Plasma Medium by Naser Alinejad, Noushin Pishbin

    Published 2014-01-01
    “…Calculation of the decay rate of atoms is applicable to understand the particular structure of the vacuum state of the electromagnetic field.…”
    Get full text
    Article
  17. 737

    Klein-Gordon Oscillator in the Presence of External Fields in a Cosmic Space-Time with a Space-Like Dislocation and Aharonov-Bohm Effect by Faizuddin Ahmed

    Published 2020-01-01
    “…In this paper, we study interactions of a scalar particle with electromagnetic potential in the background space-time generated by a cosmic string with a space-like dislocation. …”
    Get full text
    Article
  18. 738

    Nonlinear Tunneling of Surface Plasmon Polaritons in Periodic Structures Containing Left-Handed Metamaterial Layers by Munazza Zulfiqar Ali

    Published 2015-01-01
    “…It is further observed that the structure shows sensitivity with respect to the polarization of the electromagnetic field for this phenomenon.…”
    Get full text
    Article
  19. 739
  20. 740