Results 31 to 40 of about 191,690 (317)

Measurement of rotational magnetic properties of nanocrystalline alloys by a modified B-H sensor

open access: yesAIP Advances, 2017
Nanocrystalline alloys are now widely used in high frequency electromagnetic applications such as high frequency transformers and chokes, while it’s two-dimensional properties are seldom investigated.
Long Chen   +4 more
doaj   +1 more source

"Good-but-Imperfect" electromagnetic reverberation in a VIRC [PDF]

open access: yes, 2011
Novel theoretical probability density functions (PDF) of electromagnetic fields inside reverberation chambers operating in a “good-but-imperfect‿ regime have been recently reported. The present work reports on the application and assessment of these PDFs
Canavero, F.   +12 more
core   +1 more source

A comparision of Hodgkin-Huxley and soliton neural theories [PDF]

open access: yesAdvances in Radio Science, 2010
Hodgkin and Huxley were the pioneers to abstract biological neuron as an electric circuit and nerve signal as the voltage impulse. The Hodgkin-Huxley theory (Hodgkin and Huxley, 1952) has set the direction and defined the goals for much of the ensuing ...
R. Appali, S. Petersen, U. van Rienen
doaj   +1 more source

Coupling Theory of Emergent Spin Electromagnetic Field and Electromagnetic Field [PDF]

open access: yesJournal of the Physical Society of Japan, 2014
In ferromagnetic metals, an effective electromagnetic field which couples to conduction electron spin is induced by the sd exchange interaction. We investigate how this effective field, spin electromagnetic field, interacts with the ordinary electromagnetic field by deriving an effective Hamiltonian based on the path-integral formalism.
Kawaguchi, Hideo, Tatara, Gen
openaire   +2 more sources

Electromagnetic Induction in the Earth [PDF]

open access: yes, 2010
Electromagnetic methods are of particular importance in geophysics as they provide a unique view of the Earth’s interior through imaging its geoelectrical structures.
Marcuello, Alex   +5 more
core   +1 more source

Reactor vibration reduction based on giant magnetostrictive materials

open access: yesAIP Advances, 2017
The vibration of reactors not only produces noise pollution, but also affects the safe operation of reactors. Giant magnetostrictive materials can generate huge expansion and shrinkage deformation in a magnetic field.
Yan Rongge   +7 more
doaj   +1 more source

Influence of Mutual Coupling on Stability of RCS Response in Chipless RFID

open access: yesTechnologies, 2018
The paper investigates the influence of mutual coupling between individual scatterings of chipless Radio Frequency Identification (RFID) tags based on its frequency-domain performance using a simplified equivalent circuit model. The proposed steady state
Jan Machac   +4 more
doaj   +1 more source

Fractal-Shaped Metamaterials and Applications to Enhanced-Performance Devices Exhibiting High Selectivity

open access: yesInternational Journal of Antennas and Propagation, 2012
Novel single negative metamaterial (MTM) transmission lines (TLs) are presented and studied in microstrip technology.
He-Xiu Xu   +2 more
doaj   +1 more source

On the m-CAP Performance with Different Pulse Shaping Filters Parameters for Visible Light Communications

open access: yesIEEE Photonics Journal, 2017
In pulse shaping filters, parameters such as the roll-off factor and the symbol span, which determine the overall performance, are of great importance when implementing a real-time system due to limited hardware resources.
Petr Chvojka   +7 more
doaj   +1 more source

A magic electromagnetic field [PDF]

open access: yes, 2003
An electromagnetic field of simple algebraic structure is simply derived. It turns out to be the G=0 limit of the charged rotating Kerr-Newman metrics. These all have gyromagnetic ratio 2, the same as the Dirac electron. The charge and current distributions giving this high gyromagnetic ratio have charges of both signs rotating at close to the velocity
openaire   +2 more sources

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