skin depth


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skin depth

[′skin ‚depth]
(electromagnetism)
The depth beneath the surface of a conductor, which is carrying current at a given frequency due to electromagnetic waves incident on its surface, at which the current density drops to one neper below the current density at the surface.
References in periodicals archive ?
This simplifies the modeling of materials with a very thin skin depth (compared to the size of the model) by replacing the volume elements in a conducting region with surface elements.
Air gaps of a smaller width than those in earlier experiments, but being larger than the electromagnetic skin depth of the plates, would extend the measurable range.
With a sharp knife, make cuts in the legs to skin depth, then add the legs to the bowl, combine and marinate in the fridge, covered, overnight.
The highest value of conductivity and of the absorption coefficient and the lowest value of skin depth were found for the 45 phr ATH loaded EPDM recorded at 2.
With the patient sitting and the thoracic spine flexed forward (increasing convexity) the epidural space at the T6/7 level was detected by a loss of resistance to saline at skin depth 8 cm using an 18 gauge B.
To complicate matters, skin depth varies by the frequency of the signal.
Field penetration into materials such as concrete may be summarized by skin depth.
conductivity, magnetic permeability and the presence of defects, the frequency of the input signal determines the so-called skin depth of ECs as well.
On the other hand, the increase in frequency leads to the reduction of skin depth and consequently to the rise of temperature of the brass flange.
The range of skin depth for the thin-wall ductile iron plates investigated was between 0.
The current distribution in the conductors will be frequency dependent due to skin depth effects.