ion cloud


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ion cloud

[′ī‚än ‚klau̇d]
(geophysics)
An inhomogeneity or patch of unusually great ion density in one of the regular regions of the ionosphere; such patches occur quite often in the E region.
(physical chemistry)
A slight preponderance of negative ions around a positive ion in an electrolyte, and vice versa, according to the Debye-Hückel theory. Also known as ion atmosphere.
References in periodicals archive ?
Once ion clouds are generated, they would be attracted by the second set of electrodes, before being pumped forward by the voltages of those electrodes.
The dead time is related to the time that the positive ion cloud around the wire decays.
These ion clouds sometimes crash into Earth with sorry consequences for satellites and power grids (SN: 3/6/99, p.