Search results for "Quadrupole magnet" - New World Encyclopedia

A permanent magnet, such as a bar magnet, owes its magnetism to the ... 3, as compared to 1/r^4 for the next (quadrupole) term and higher powers ...

on a magnetic dipole such as a permanent magnet. Magnetic fields, which are ... moment.svg|right|thumb|Schematic quadrupole magnet("four-pole" ...

Quadrupole mass analyzers use oscillating electrical fields to selectively ... The quadrupole ion trap works on the same physical principles as the ...