Noun
Penning trap (plural Penning traps)
English Wikipedia has an article on:Penning trapWikipedia
A device for the storage of charged particles using a homogeneous static magnetic field and a spatially inhomogeneous static electric field.
Penning traps can be used to store antiprotons.
Soviet Physics Doklady vol. 27, pages 823 825 and the motion of an ion in a Penning trap mass spectrometer. Source: Internet
Observation of a single electron in a Penning trap shows the upper limit of the particle's radius is 10 −22 meters. Source: Internet
For example, in one instance a Penning trap was used to contain a single electron for a period of 10 months. Source: Internet
The development of the Paul trap and Penning trap allows charged particles to be contained within a small region for long durations. Source: Internet
This prompted the POPS and Penning trap designs. Source: Internet