Results 11 to 20 of about 1,170,845 (206)

Effects of high frequency electromagnetic fields on sperm membrane permeability [PDF]

open access: bronzeFertility and Sterility, 2008
N. Farooqi   +4 more
openaire   +3 more sources

Fresnel drag in space–time-modulated metamaterials [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance Space–time-dependent electromagnetic media, whose constitutive parameters are directionally biased in space and time, are a topic of current enormous interest across physics.
P. Huidobro   +4 more
semanticscholar   +1 more source

Effect of Terahertz Electromagnetic Field on the Permeability of Potassium Channel Kv1.2

open access: yesInternational Journal of Molecular Sciences, 2023
In this paper, the influence of external terahertz electromagnetic fields with different frequencies of 4 THz, 10 THz, 15 THz, and 20 THz on the permeability of the Kv1.2 voltage-gated potassium ion channel on the nerve cell membrane was studied using the combined model of the “Constant Electric Field-Ion Imbalance” method by molecular dynamics.
Wen Ding   +8 more
openaire   +2 more sources

Multiobjective Optimization Paradigm for Toroidal Inductors With Spatially Tuned Permeability

open access: yesIEEE transactions on power electronics, 2021
Spatially tuning core permeability of an electromagnetic device enables superior performance. A permeability profile can be heuristically selected to improve the flux distribution in a device with a given geometry, but in order to fully leverage the ...
Vinicius Cabral do Nascimento   +4 more
semanticscholar   +1 more source

A High-Frequency Phase Feature for the Measurement of Magnetic Permeability Using Eddy Current Sensor

open access: yes, 2021
Electromagnetic sensing has been used for diverse applications of non-destructive testing, including the surface inspection, measurement of properties, object characterization.
Mingyang Lu   +5 more
semanticscholar   +1 more source

Boyer-Lindquist space-times and beyond: Meta-material analogues [PDF]

open access: yes, 2018
Physically reasonable stationary axisymmetric spacetimes can (under very mild technical conditions) be put into Boyer-Lindquist form. Unfortunately a metric presented in Boyer-Lindquist form is not well-adapted to the "quasi-Cartesian" meta-material ...
Schuster, Sebastian, Visser, Matt
core   +2 more sources

Photon Self-Energy in a Color Superconductor [PDF]

open access: yes, 2001
In a color superconductor the diquark condensates break spontaneously both the color and ordinary electromagnetism, leaving a remanining rotated U(1) symmetry unbroken.
Litim, Daniel F., Manuel, Cristina
core   +2 more sources

Unique Static Magnetic and Dynamic Electromagnetic Behaviors in Titanium Nitride/Carbon Composites Driven by Defect Engineering

open access: yesScientific Reports, 2016
Recently, the defect-induced static magnetic behaviours of nanomaterials have been a cutting-edge issue in diluted magnetic semiconductor materials. However, the dynamic magnetic properties of nanomaterials are commonly ignored if their bulk counterparts
Chunhong Gong   +6 more
semanticscholar   +1 more source

Quantum levitation by left-handed metamaterials [PDF]

open access: yes, 2007
Left-handed metamaterials make perfect lenses that image classical electromagnetic fields with significantly higher resolution than the diffraction limit. Here we consider the quantum physics of such devices.
Casimir H B G   +20 more
core   +6 more sources

Measurement of Permeability for Ferrous Metallic Plates Using a Novel Lift-Off Compensation Technique on Phase Signature [PDF]

open access: yesIEEE Sensors Journal, 2019
Lift-off of sensor affects the prediction of electromagnetic properties for both ferrous and non-ferrous steel plates. In this paper, we developed a strategy to address this issue for ferrous plates.
Mingyang Lu   +4 more
semanticscholar   +1 more source

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