Results 11 to 20 of about 31,921 (267)

Modeling Electromagnetic Navigation Systems [PDF]

open access: yesIEEE Transactions on Robotics, 2021
Remote magnetic navigation is used for the manipulation of untethered micro and nanorobots, as well as tethered magnetic surgical tools for minimally invasive medicine. Mathematical modeling of the magnetic fields generated by magnetic navigation systems is a fundamental task in the control of such tools for biomedical applications. In this article, we
Samuel L. Charreyron   +5 more
openaire   +2 more sources

Cohomology in electromagnetic modeling [PDF]

open access: yes, 2011
Electromagnetic modeling provides an interesting context to present a link between physical phenomena and homology and cohomology theories. Over the past twenty-five years, a considerable effort has been invested by the computational electromagnetics community to develop fast and general techniques for potential design.
Dlotko P, SPECOGNA, Ruben
openaire   +2 more sources

Electromagnetic modeling of a lightning rod [PDF]

open access: yesWIT Transactions on Modelling and Simulation, Vol 44, 2007
This paper deals with frequency domain analysis of the lightning rod using antenna theory model. The lightning rod struck by lightning is represented by a straight thin wire antenna excited by an equivalent current source. The current induced along the lightning rod due to a direct lightning strike is determined by solving the homogeneous integro ...
Poljak, Dragan   +4 more
openaire   +2 more sources

Design and Test of a High-Speed Double-Winding High Temperature Superconducting Synchronous Motor

open access: yesIEEE Access, 2020
The current carrying ability of the high temperature superconducting (HTS) material would be seriously influenced by the additional complex magnetic field.
Cao Jiwei   +3 more
doaj   +1 more source

Design Issues of a Rotating to Linear Motion Magnetic Converter for Short-Distance Transport Applications

open access: yesEnergies, 2021
This paper discusses some design issues of a magnetic rotating to linear motion converter (RLMC), suitable for the propulsion system of a short-distance low-capacity vehicle.
Mauro Andriollo   +2 more
doaj   +1 more source

Thin Layer Models for Electromagnetism [PDF]

open access: yesCommunications in Computational Physics, 2014
We investigate a model diffraction problem of electromagnetic waves in a biological cell. The cell is modelled as a medium surrounded by a thin membrane, embedded in an ambient medium. We study a transmission problem with a thin layer in electromagnetism.
Duruflé, Marc   +2 more
openaire   +2 more sources

Influence of Chirped DBR Reflector on the Absorption Efficiency of Multi-nanolayer Photovoltaic Structures: Wavelength-scale Analysis by the Method of Single Expression

open access: yesJournal of Telecommunications and Information Technology, 2017
An electromagnetic wavelength-scale analysis of the optical characteristics of multi-nanolayer photovoltaic (PV) structures: without an antireflection coating, with an antireflection coating on the top of the structure, and with both the antireflection ...
Gurgen R. Mardoyan, Trevor M. Benson
doaj   +1 more source

Coupled Indirect Torque Control and Maximum Power Point Tracking Technique for Optimal Performance of 12/8 Switched Reluctance Generator-Based Wind Turbines

open access: yesMachines, 2022
Maximum power point tracking (MPPT) techniques for wind turbines have a significant effect on renewable energy production. Therefore, the association of the indirect torque control of the switched reluctance generator (SRG) with the wind turbine ...
Mahmoud Zine   +5 more
doaj   +1 more source

Experimental and Modeled Performance of a Ground Penetrating Radar Antenna in Lossy Dielectrics

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2016
The way in which electromagnetic fields are transmitted and received by ground penetrating radar (GPR) antennas is crucial to the performance of GPR systems.
Craig Warren, Antonios Giannopoulos
doaj   +1 more source

Impact of Superconducting Cables on a DC Railway Network

open access: yesEnergies, 2023
The Société Nationale des Chemins de fer Français (SNCF) is facing a significant challenge to meet the growth in rail traffic while maintaining continuous service, particularly in densely populated areas such as Paris.
Ghazi Hajiri   +4 more
doaj   +1 more source

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