Showing 781 - 800 results of 1,540 for search '"electromagnet"', query time: 0.04s Refine Results
  1. 781

    An open source code for modeling radio wave propagation in earth’s ionosphere by Alexander Green, William J. Longley, Meers M. Oppenheim, Matthew A. Young

    Published 2025-02-01
    “…The FDTD method directly solves Maxwell’s equations and captures all features of electromagnetic propagation, including the effects of polarization and finite-bandwidth wave packets. …”
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    Article
  2. 782

    Gravitational-wave Dark Siren Cosmology Systematics from Galaxy Weighting by Alexandra G. Hanselman, Aditya Vijaykumar, Maya Fishbach, Daniel E. Holz

    Published 2025-01-01
    “…The detection of GW170817 and the measurement of its redshift from the associated electromagnetic counterpart provided the first gravitational-wave (GW) determination of the Hubble constant ( H _0 ), demonstrating the potential power of standard siren cosmology. …”
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    Article
  3. 783

    A Hybrid Retrieval Method for an Ω-Class Bianisotropic Metamaterial Using Scattering Parameter Method by Gokhan Ozturk, Ugur Cem Hasar, Yunus Kaya, Huseyin Korkmaz, Ivaylo Stoyanov

    Published 2025-01-01
    “…Finally, its accuracy is examined by comparing simulated S-parameters with those reconstructed by using extracted electromagnetic parameters. It is observed that our proposed method determines the constitutive parameters with a relatively higher accuracy in a relatively short amount of time.…”
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    Article
  4. 784

    Doppler Effect Estimation and Compensation for Satellite Systems in Geolocation Problems by Marcello Asciolla, Angela Cratere, Francesco Dell'Olio

    Published 2025-01-01
    “…In particular, the scenario of interest considers a non-cooperative emitter of electromagnetic waves on the surface of the Earth and a receiver able to perform Angle of Arrival measurements embarked on a satellite in Low Earth Orbit. …”
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    Article
  5. 785

    Application of Comprehensive Geophysical Prospecting Method in the Exploration of Coal Mined-Out Areas by Xiao Luo, Shuang Gong, Zhonggang Huo, Hongyan Li, Xinpin Ding

    Published 2019-01-01
    “…And the distribution of mined-out areas and water accumulation in the coal mine are investigated in detail by using the comprehensive geophysical prospecting method of the transient electromagnetic method (TEM) and controlled source audio-frequency magnetotellurics (CSAMT). …”
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    Article
  6. 786

    R&D of the EM Calorimeter Energy Calibration with Machine Learning based on the low-level features of the Cluster by Morimasa Suzuna, Iwasaki Masako, Suehara Taikan, Tanaka Junichi, Saito Masahiko, Nagahara Hajime, Nakashima Yuta, Takemura Noriko, Nakano Takashi

    Published 2024-01-01
    “…We have developed an energy calibration method using machine learning for the ILC electromagnetic (EM) calorimeter (ECAL), a sampling calorimeter consisting of Silicon-Tungsten layers. …”
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    Article
  7. 787

    Spectral narrowing in the resonance fluorescence of a driven V-type quantum emitter near a two-dimensional plasmonic nanostructure array by Spyridon G. Kosionis, Vassilios Yannopapas, Emmanuel Paspalakis

    Published 2025-01-01
    “…The V-type quantum system is driven by a coherent electromagnetic field whilst quantum interference effects in the spontaneous emission due to the presence of the plasmonic nanostructure are accounted for. …”
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    Article
  8. 788

    Optimization of Gain, Impedance, and Bandwidth of Yagi-Uda Array Using Particle Swarm Optimization by Munish Rattan, Manjeet Singh Patterh, B. S. Sohi

    Published 2008-01-01
    “…Particle swarm optimization (PSO) is a new, high-performance evolutionary technique, which has recently been used for optimization problems in antennas and electromagnetics. It is a global optimization technique-like genetic algorithm (GA) but has less computational cost compared to GA. …”
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    Article
  9. 789

    Influence of Surface Morphology on Absorptivity of Light-Absorbing Materials by Chunhui Niu, Ting Zhu, Yong Lv

    Published 2019-01-01
    “…., V-type groove surface, sinusoidal surface, and random distribution, is investigated using a rigorous electromagnetic theory and a finite element method. Influences of surface contour parameters (span distance, intersection angle, and height) and light wave parameters (incident angle and wavelength) on absorptivity are numerically simulated and analyzed for the three kinds of surfaces, respectively. …”
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    Article
  10. 790

    Efficient Time-Domain Ray-Tracing Technique for the Analysis of Ultra-Wideband Indoor Environments including Lossy Materials and Multiple Effects by F. Saez de Adana, O. Gutiérrez, M. A. Navarro, A. S. Mohan

    Published 2009-01-01
    “…The classical TD-UTD formulation is modified to include the contribution of lossy materials and multiple-ray interactions with the environment. The electromagnetic analysis is combined with a ray-tracing acceleration technique to treat realistic and complex environments. …”
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    Article
  11. 791

    Active Vibration Control of a Thin Steel Sheet by Yohji Okada, Ken-Ichi Matsuda, Junji Tani

    Published 1995-01-01
    “…This article introduces a noncontact method of active vibration control for reducing the flexural vibrations of a thin steel sheet. The proposed electromagnetic method of control has been implemented in a simple experimental setup where the signal from a motion sensor regulates the attractive force of the magnets that produce a damping force on the steel sheet.…”
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    Article
  12. 792

    Fast Far Field Computation of Single and Dual Reflector Antennas by Marcos Arias-Acuña, Antonio García-Pino, Oscar Rubiños-López

    Published 2013-01-01
    “…The physical optics (PO) method has been widely used for the analysis of the electromagnetic behavior of single and dual reflector antennas. …”
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    Article
  13. 793

    Three-Dimensional Finite Element Method Modeling for the Improvement of the Design of an Electromechanical Device to Drive a Fan Shaft Balancing System by Marcin Lefik, Michał Krygier, Leszek Podsędkowski

    Published 2024-12-01
    “…The aim of this improvement was to obtain the highest possible value for the electromagnetic torque. A simplified three-dimensional model and the finite element method were used to solve the problem. …”
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    Article
  14. 794

    Time Evolution of Floquet States in Graphene by F. Manghi, M. Puviani, F. Lenzini

    Published 2018-01-01
    “…Based on a solution of the Floquet Hamiltonian we have studied the time evolution of electronic states in graphene nanoribbons driven out of equilibrium by time-dependent electromagnetic fields in different regimes of intensity, polarization, and frequency. …”
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  15. 795

    Influence of magnetic field on electro-rheological Rayleigh-Taylor instability in composite couple-stress fluids and fluid saturated porous layer by Krishna B. Chavaraddi, Priya M. Gouder, Nagaraj N. Katagi, G.K. Ramesh

    Published 2025-03-01
    “…The present study focuses on electro-rheological Rayleigh-Taylor instability (ERTI) at the interface between the thin fluid shell and a densely packed, weakly conducting, saturated porous layer subjected to electromagnetic acceleration. A dispersion relation is developed in order to do normal mode analysis. …”
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    Article
  16. 796

    Analysis of Horn Antennas in Receiving Mode as an EM Field Sensor by Maifuz Ali, Seong-Ook Park

    Published 2012-01-01
    “…Electromagnetic (EM) field measurement uses antenna in receiving mode as EM field sensor (EMFS). …”
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  17. 797

    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.…”
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