quadrupole

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quadrupole

(ˈkwɒdrʊˌpəʊl)

(General Physics) physics a set of four associated positive and negative electric charges or two associated magnetic dipoles

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References in periodicals archive ?

But the systems were higher priced than quadrupoles and accelerated the market's division into routine ICP-MS and high resolution ICP-MS segments.

ICP-MS Product Innovations Expand Markets

VG Quadrupoles have developed a combination of a quadrupole mass spectrometer (mass ranges up to 1000 amu) and an energy analyzer which, together with an appropriate sampling system, offers a sophisticated instrument for gaining maximum energy and mass information from plasma or ion beam processes.