Results 301 to 310 of about 10,436,708 (370)
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Deep-subwavelength features of photonic skyrmions in a confined electromagnetic field with orbital angular momentum

Nature Physics, 2018
In magnetic materials, skyrmions are nanoscale regions where the orientation of the electron spin changes in a vortex-type manner1–4. Electromagnetic waves carry both spin and orbital angular momenta5,6.
L. Du   +3 more
semanticscholar   +1 more source

A Review on Graphene‐Based Electromagnetic Functional Materials: Electromagnetic Wave Shielding and Absorption

Advanced Functional Materials, 2022
Electromagnetic (EM) functional materials play an increasingly important role in solving EM wave pollution in both modern military and civil fields. Graphene‐based materials are the most promising candidates in the applications of EM wave shielding and ...
Yuxing Xia, Weiwei Gao, Chao Gao
semanticscholar   +1 more source

Diverse Metal–Organic Framework Architectures for Electromagnetic Absorbers and Shielding

Advanced Functional Materials, 2021
Metal–organic frameworks (MOFs) and their derivatives, featuring unique 3D microstructures and enhanced electromagnetic properties, are illuminating infinite possibilities for electromagnetic functional materials and devices, receiving significant ...
Jincheng Shu, W. Cao, M. Cao
semanticscholar   +1 more source

Electromagnetic Fields

2015
Basic characteristics of electromagnetic fields in the microwave, radiofrequency, and extremely low frequency ranges and their interactions with biological tissues are introduced, and parameters such as polarization and specific absorption rate used for safety assessment are highlighted. Techniques and instrumentation for measuring these parameters are
M. Dalarsson, N. Dalarsson
openaire   +2 more sources

Electromagnetic Interference Shielding Analysis of Conducting Composites in Near- and Far-Field Region

IEEE transactions on electromagnetic compatibility (Print), 2018
The main objective of this paper is to develop a conducting composite sheet for coating of various electronic devices to provide effective electromagnetic interference (EMI) shielding in medical and defence application in near- and far-field region. Here,
Vikas Rathi, Varij Panwar
semanticscholar   +1 more source

Assembling Nano–Microarchitecture for Electromagnetic Absorbers and Smart Devices

Advances in Materials, 2020
Smart devices, nowadays, are inspiring the infinite vitality and possibilities of intelligent life, such as self‐power electromagnetic (EM) nanogenerator and microsensor, smart window, thermally‐driven EM absorber, interstellar energy deliverer, and so ...
Xi-Xi Wang, W. Cao, M. Cao, Jie Yuan
semanticscholar   +1 more source

Electromagnetic fields

2003
Abstract This chapter presents the basic notions of electromagnetism, chiefly the balance laws in global and local form. The corresponding Maxwell’s differential equations and boundary conditions are then derived. Electromagnetic potentials are introduced along with gauge conditions. They are then applied to determine the electromagnetic
Mauro Fabrizio, Morro Angelo
openaire   +1 more source

Dynamics in a memristive neuron under an electromagnetic field

Nonlinear dynamics, 2023
Feifei Yang, Guodong Ren, Jun Tang
semanticscholar   +1 more source

Electromagnetic Waves

Forward and Inverse Scattering Algorithms based on Contrast Source Integral Equations, 2018
This chapter examines solutions to the Maxwell equations in a vacuum: monochromatic plane waves and their polarizations, plane waves, and the motion of a charge in the field of a wave (which is the principle upon which particle detection is based).
N. Deruelle, J. Uzan
semanticscholar   +1 more source

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