Evanescent field
id:
evanescent-field-182-17855260
title:
Evanescent field
text:
In electromagnetics, an evanescent field, or evanescent wave, is an oscillating electric and/or magnetic field that does not propagate as an electromagnetic wave but whose energy is spatially concentrated in the vicinity of the source. Even when there is a propagating electromagnetic wave produced, one can still identify as an evanescent field the component of the electric or magnetic field that cannot be attributed to the propagating wave observed at a distance of many wavelengths. A hallmark o
brand slug:
wiki
category slug:
encyclopedia
description:
Type of field where the net flow of electromagnetic energy is zero
original url:
https://en.wikipedia.org/wiki/Evanescent_field
date created:
2003-07-09T11:19:18Z
date modified:
2024-09-06T17:09:53Z
main entity:
{"identifier":"Q1341668","url":"https://www.wikidata.org/entity/Q1341668"}
image:
fields total:
13
integrity:
15